9+ Factors: What is a Good 400m Time? Speed Guide


9+ Factors: What is a Good 400m Time? Speed Guide

The assessment of a successful 400-meter dash performance varies depending on the individual’s age, gender, and competitive level. For example, a high school athlete might consider a time under 50 seconds as a strong achievement, while an Olympic-level competitor aims for times well below 45 seconds.

Achieving a commendable result in the 400m signifies a combination of speed, endurance, and tactical pacing. Historically, improvements in training techniques and advancements in track and field equipment have contributed to faster race times across all levels. This event’s demand for both anaerobic and aerobic capacity makes it a true test of an athlete’s physical conditioning.

Therefore, understanding the factors that influence performance in this demanding sprint distance is essential. Subsequent analysis will delve into specific time benchmarks for different age groups and competitive tiers, as well as discuss training methodologies that can contribute to improved results.

1. Age Group

Age significantly influences achievable times in the 400m. Physiological development dictates the physical capacity of an athlete, thus establishing distinct performance benchmarks across different age categories. For example, younger athletes, typically those in the 13-15 age range, often exhibit developing muscle mass and cardiovascular systems, influencing their capability to sustain the high speeds required for the 400m. Consequently, times considered competitive at this level differ considerably from those of seasoned adult athletes.

The maturation process impacts several key performance factors, including stride length, stride frequency, and lactate threshold. As athletes age and undergo specific training regimens, these elements improve, enabling them to maintain faster speeds for longer durations. Collegiate athletes, generally in the 18-22 age range, represent a transitional phase, demonstrating more refined technique and increased strength compared to younger groups. However, they may still be developing optimal race strategies and mental fortitude, aspects often perfected by elite, post-collegiate competitors. The contrasting performances between these age groups illustrate the impact of age-related physiological changes on performance in the 400m.

In summary, an understanding of the age-related variables is paramount when evaluating 400m performance. Age dictates physiological capabilities, thereby defining reasonable expectations for specific athletes. Ignoring this factor leads to inaccurate assessments and potentially misdirected training efforts. Analyzing age in conjunction with other determinants like gender and training level provides a holistic perspective on an athlete’s potential and current achievements.

2. Gender differences

Physiological distinctions between male and female athletes significantly influence attainable times in the 400m. Hormonal variations and differing body compositions contribute to performance disparities, thereby establishing separate benchmarks for each gender.

  • Muscle Mass and Composition

    Males generally possess a higher proportion of muscle mass and a greater ratio of fast-twitch muscle fibers compared to females. This difference translates to increased power output and sprinting speed. Consequently, males, on average, achieve faster 400m times due to their enhanced capacity for generating force and maintaining velocity.

  • Hormonal Influences

    Testosterone, present in higher concentrations in males, promotes muscle growth and strength development. Estrogen, the primary female hormone, influences fat distribution and other physiological processes. These hormonal disparities contribute to differences in body composition and metabolic rate, affecting overall athletic performance in the 400m.

  • Cardiovascular Capacity

    Males typically exhibit larger lung volumes and higher hemoglobin levels, facilitating greater oxygen delivery to working muscles. This enhanced cardiovascular capacity contributes to improved endurance and delayed fatigue during the 400m, allowing for sustained high-intensity effort.

  • Biomechanical Factors

    Variations in skeletal structure, such as hip width and limb length, also contribute to performance differences. These biomechanical distinctions can influence stride length, running efficiency, and overall speed in the 400m.

Acknowledging these inherent physiological differences is crucial for evaluating 400m performance fairly and accurately. Recognizing that males and females operate under different biological constraints allows for appropriate goal setting, training program design, and performance assessment, ensuring equitable opportunities and realistic expectations within the sport.

3. Competitive Level

The competitive level serves as a primary determinant of achievable benchmarks in the 400m. The demands and expectations vary substantially across different tiers, ranging from novice runners to elite professionals. At the entry level, participation and improvement are the primary goals, with less emphasis placed on achieving specific times. As athletes progress through high school and collegiate programs, performance expectations increase, necessitating faster times to remain competitive. The elite, professional level represents the pinnacle, where fractions of a second differentiate medalists from the rest of the field. Therefore, establishing a “good” 400m time is inherently context-dependent, reflecting the specific challenges and standards of each competitive environment.

Consider, for instance, a high school athlete aiming for a collegiate scholarship. Their target time will significantly differ from that of an Olympic contender. The high school runner may strive for a time under 50 seconds, while an Olympic athlete typically needs to run below 45 seconds to be considered competitive. Furthermore, variations exist even within the same competitive level. A Division I college athlete will likely face tougher competition and higher expectations than a Division III athlete. These disparities underscore the importance of considering the specific competitive context when evaluating performance. Similarly, the qualification standards for national and international competitions often impose strict time requirements, further emphasizing the role of competitive level in defining performance goals.

In summary, accurately assessing the 400m performance demands acknowledging the athlete’s competitive landscape. The training regimen, performance expectations, and overall goals should align with the standards of their respective competitive tier. Understanding this interconnectedness is critical for athletes, coaches, and evaluators to establish realistic targets, design effective training strategies, and objectively gauge progress, leading to meaningful improvements and sustained success. Failure to account for competitive context can lead to unrealistic expectations and potentially detrimental training practices.

4. Training Quality

Training quality exerts a direct and substantial influence on performance in the 400m. The effectiveness of a training program determines the degree to which an athlete develops the physiological and technical capabilities required to achieve competitive times.

  • Structured Periodization

    Periodization, the strategic organization of training phases, is critical for optimizing performance. A well-structured program incorporates cycles of varying intensity and volume to promote adaptation and prevent overtraining. For example, a macrocycle might consist of preparatory, competitive, and transition phases. Mesocycles within these phases focus on specific training goals, such as developing base endurance or improving speed. Microcycles represent weekly training plans tailored to achieving the objectives of the mesocycle. Without structured periodization, athletes risk plateauing or experiencing injury, hindering their potential to achieve optimal 400m times.

  • Targeted Speed Work

    The 400m demands a high degree of speed endurance. Therefore, targeted speed work is essential. This involves incorporating drills and workouts designed to improve maximum velocity, acceleration, and the ability to maintain speed under fatigue. Examples include sprint interval training, flying 30s, and resisted sprinting. The effectiveness of these workouts depends on precise execution and appropriate recovery periods. Insufficient or poorly designed speed work will limit an athlete’s ability to achieve fast 400m times.

  • Strength and Conditioning

    Strength and conditioning form the foundation for speed and power development in the 400m. Targeted strength training exercises, such as squats, deadlifts, and Olympic lifts, improve muscle strength and power output. Supplementary conditioning work, including plyometrics and core stability exercises, enhances explosiveness and running efficiency. A robust strength and conditioning program reduces the risk of injury and allows athletes to tolerate the demands of high-intensity training, ultimately contributing to faster 400m times.

  • Recovery and Regeneration

    Adequate recovery is as important as the training itself. The body adapts and improves during periods of rest and regeneration. Strategies such as proper nutrition, hydration, sleep, and active recovery techniques are essential for facilitating muscle repair, reducing inflammation, and preventing overtraining. Insufficient recovery impairs performance and increases the risk of injury, undermining an athlete’s ability to achieve optimal 400m times.

Collectively, structured periodization, targeted speed work, strength and conditioning, and effective recovery practices constitute training quality. By prioritizing these elements, athletes maximize their potential to improve their 400m times. Neglecting any aspect of training quality compromises an athlete’s ability to achieve competitive results.

5. Genetic predisposition

Genetic predisposition plays a significant role in determining an individual’s potential in the 400m, although it is not the sole factor dictating success. Certain genetic markers influence muscle fiber composition, oxygen utilization, and other physiological traits crucial for optimal performance in this event. A higher proportion of fast-twitch muscle fibers, often genetically predetermined, correlates with increased speed and power, providing an advantage in sprinting. Similarly, genetic variations affecting cardiovascular efficiency and lactate threshold can impact an athlete’s ability to sustain high speeds over the 400m distance. Real-life examples include families with multiple generations of successful sprinters, suggesting a heritable component to athletic ability. Therefore, while training and environmental factors are essential, an underlying genetic foundation can establish a higher ceiling for potential performance.

The practical significance of understanding genetic predisposition lies in its potential to inform training strategies and talent identification. Genetic testing, while not definitive, can offer insights into an athlete’s likely strengths and weaknesses, allowing coaches to tailor training programs to maximize individual potential. For instance, an individual with a genetic predisposition for endurance may benefit from training regimens that emphasize aerobic capacity, while someone with a greater proportion of fast-twitch fibers might focus on speed and power development. Furthermore, this understanding can guide talent scouts in identifying individuals with inherent advantages, potentially leading to the early discovery of future elite athletes. However, it is crucial to emphasize that genetic potential is not a guarantee of success and that hard work, dedication, and proper training remain indispensable.

In conclusion, genetic predisposition is an undeniable component influencing an athlete’s potential in the 400m. It affects various physiological traits critical for success, setting a baseline for performance capacity. While the interplay between genetics, training, and environment is complex, acknowledging the genetic factor allows for more informed training approaches and talent identification strategies. The challenge lies in integrating this understanding responsibly, avoiding deterministic views, and ensuring that athletes are evaluated and trained based on their individual capabilities and commitment, irrespective of genetic markers.

6. Environmental conditions

Ambient conditions exert a measurable influence on athletic performance, particularly in the 400m. Factors such as air temperature, humidity, wind velocity, and altitude can significantly affect race times, impacting what is considered a strong performance under varying circumstances.

  • Air Temperature

    Elevated air temperatures can impair performance by accelerating dehydration and increasing the risk of heat-related illnesses. The body’s ability to dissipate heat through sweating becomes less efficient in hot conditions, leading to elevated core temperatures and reduced muscular endurance. Conversely, excessively cold temperatures can restrict muscle function and increase the risk of injury. Optimal temperatures typically fall within a narrow range where the body can efficiently regulate its internal temperature. For example, a 400m time achieved in 30C (86F) heat may be slower than the same athlete’s performance at 20C (68F), even with similar training and effort levels.

  • Humidity

    High humidity levels exacerbate the effects of high temperatures by impeding sweat evaporation, the primary mechanism for cooling the body. When the air is already saturated with moisture, sweat cannot readily evaporate, leading to a build-up of heat and decreased performance. This effect is particularly pronounced in endurance events like the 400m, where sustained effort is critical. A race run in 80% humidity, even at a moderate temperature, will likely yield slower times compared to a race run at the same temperature with lower humidity.

  • Wind Velocity

    Wind can either assist or impede a runner, depending on its direction and strength. A tailwind can provide a slight advantage, reducing air resistance and potentially improving times, particularly in the straightaways. Conversely, a headwind increases air resistance, requiring the athlete to expend more energy to maintain speed. Strong crosswinds can also disrupt balance and running form. Track and field governing bodies typically set limits on allowable wind assistance for record purposes, acknowledging its impact on race times. A strong headwind can add several tenths of a second to a 400m time, significantly affecting performance.

  • Altitude

    Altitude affects performance due to the reduced oxygen partial pressure in the air. At higher altitudes, the body receives less oxygen per breath, impacting aerobic capacity and endurance. This can particularly affect the latter stages of the 400m, where oxygen debt becomes a limiting factor. While the reduced air density can also decrease air resistance, the oxygen deficit generally outweighs this advantage, resulting in slower times for most athletes at altitude. Athletes training at altitude may experience acclimatization, leading to improved performance at altitude over time, but the initial impact is typically negative.

Therefore, evaluating results requires considering environmental factors. Comparing times achieved under different conditions without accounting for temperature, humidity, wind, and altitude can lead to inaccurate assessments of an athlete’s progress and potential. Recording environmental data alongside race results is crucial for a comprehensive analysis. Adjusting performance expectations based on the prevailing conditions ensures a more equitable and accurate evaluation of what constitutes a “good” 400m time in a given context.

7. Race strategy

Race strategy directly influences the attainment of a commendable 400m time. A poorly executed strategy can negate the benefits of superior physical conditioning, while a well-considered plan can maximize an athlete’s potential, leading to improved results.

  • Pacing Distribution

    Effective pacing involves distributing effort optimally throughout the race. A common strategy is a fast start, followed by maintaining speed in the middle portion, and then pushing through the final stretch. However, variations exist, with some athletes preferring an even-paced approach or a negative split, where the second half is faster than the first. The choice depends on individual strengths and weaknesses, but a critical error is starting too fast, leading to premature fatigue in the final 100m, or starting too slow, leaving insufficient time to make up ground. Optimizing pace distribution significantly contributes to achieving a better 400m time.

  • Curve Running Efficiency

    The 400m involves navigating two curves, demanding efficient technique to minimize time loss. Athletes must lean appropriately, maintain consistent stride length, and avoid drifting wide, which increases the distance covered. Inefficient curve running can add valuable tenths of a second to the overall time. Mastering curve running involves specific drills and practice to develop the necessary balance, coordination, and speed. A well-executed curve demonstrates a strategic approach to maintaining momentum and reducing wasted effort, thereby improving the 400m time.

  • Energy Conservation

    The 400m requires a blend of speed and endurance, necessitating strategic energy conservation. Athletes must avoid unnecessary movements or tension that consume energy without contributing to forward propulsion. Efficient arm action, relaxed facial muscles, and smooth transitions between phases of the race all contribute to energy conservation. Effective energy management allows the athlete to maintain speed for a longer duration, particularly in the latter stages of the race, directly influencing the final 400m time.

  • Mental Preparation

    Mental preparation is an integral component of race strategy. Visualizing a successful race, managing pre-race anxiety, and maintaining focus throughout the event are crucial for optimal performance. A well-prepared mental state enables the athlete to execute the planned race strategy effectively, even under pressure. Mental resilience is particularly important when facing challenging conditions or unexpected setbacks during the race. Strong mental fortitude contributes to improved decision-making and sustained effort, resulting in an improved 400m time.

These strategic elements collectively contribute to the attainment of a favorable 400m time. Success in the 400m is not solely dependent on physical attributes but also on the deliberate application of a well-defined and executed race strategy. Analyzing and refining race strategy based on individual strengths, weaknesses, and environmental conditions is a continuous process that contributes to ongoing performance improvements.

8. Experience matters

The influence of experience on achievable 400m times is considerable. Repeated exposure to training stimuli, competition, and diverse environmental conditions cultivates adaptations that contribute to enhanced performance. The accumulation of experience refines an athlete’s understanding of pacing, race strategy, and self-regulation, ultimately impacting their ability to achieve faster times.

  • Refined Pacing and Race Acumen

    With increased experience, athletes develop a more nuanced understanding of pacing strategies and their impact on performance. They learn to accurately gauge their effort expenditure, adjust to unexpected changes during a race, and optimize their energy distribution. For instance, a seasoned runner can better sense when to accelerate, maintain speed, or conserve energy, enhancing overall race execution. This acquired skill translates to improved and more consistent 400m times.

  • Enhanced Neuromuscular Efficiency

    Repeated training and competition reinforce neural pathways, leading to enhanced neuromuscular efficiency. This translates to improved coordination, stride mechanics, and reaction time. With greater experience, athletes execute movements more smoothly and efficiently, reducing energy waste and allowing them to maintain speed with less effort. The development of this efficiency contributes to faster 400m times and reduced fatigue.

  • Improved Psychological Resilience

    Experience fosters psychological resilience, enabling athletes to cope effectively with stress, pressure, and setbacks. They learn to manage pre-race anxiety, maintain focus during competition, and bounce back from disappointing performances. This mental fortitude contributes to consistent performance under diverse circumstances. Experienced athletes are often better equipped to execute their race plans, regardless of external factors, contributing to more stable and predictable 400m times.

  • Adaptation to Diverse Conditions

    Exposure to varying environmental conditions, such as different track surfaces, weather patterns, and competitive environments, allows athletes to develop adaptability. They learn to adjust their strategies, techniques, and mental approaches to optimize performance under diverse circumstances. This adaptability minimizes the impact of external factors on their race times, enabling them to achieve consistent results regardless of the specific environment. Experienced athletes demonstrate a greater capacity to perform well even when faced with challenging conditions, showcasing the benefit of accumulated exposure.

In summary, experience serves as a multifaceted catalyst for improved 400m performance. By refining pacing, enhancing neuromuscular efficiency, bolstering psychological resilience, and fostering adaptability, accumulated experience directly contributes to an athlete’s capacity to achieve faster and more consistent times. The benefits of experience are evident across all levels of competition, highlighting its indispensable role in the pursuit of athletic excellence.

9. Recovery methods

Appropriate recovery protocols are integral to maximizing performance and minimizing injury risk, thereby influencing the attainment of competitive 400m times. Inadequate recovery compromises the body’s ability to adapt to training stimuli, hindering potential progress and impacting race-day performance.

  • Active Recovery Techniques

    Active recovery, involving low-intensity exercise such as light jogging or swimming, promotes blood flow to muscles, facilitating the removal of metabolic waste products like lactate. This accelerated clearance reduces muscle soreness and stiffness, allowing for faster restoration of muscle function. For example, a post-workout light jog aids in quicker recovery compared to complete rest, enabling athletes to return to high-intensity training sooner, ultimately contributing to improved 400m times.

  • Nutrition and Hydration Strategies

    Replenishing depleted glycogen stores and restoring fluid balance are crucial for recovery. Consuming carbohydrate-rich foods and beverages post-exercise provides the necessary fuel for muscle repair and energy restoration. Adequate hydration is equally important for maintaining optimal physiological function. Elite 400m runners often adhere to specific nutritional plans to optimize recovery, ensuring their bodies are adequately fueled and hydrated for subsequent training sessions and competitions, thus maximizing their potential to achieve fast race times.

  • Sleep and Rest Optimization

    Sleep is a fundamental recovery process, allowing the body to repair tissue damage and consolidate physiological adaptations. During sleep, the release of growth hormone promotes muscle protein synthesis and tissue repair. Insufficient sleep impairs these restorative processes, increasing the risk of injury and hindering performance improvements. Consistently obtaining adequate sleep, typically 7-9 hours per night, is essential for optimizing recovery and achieving competitive 400m times.

  • Massage and Soft Tissue Therapies

    Massage and other soft tissue therapies, such as foam rolling and stretching, can alleviate muscle tension, reduce inflammation, and improve range of motion. These techniques promote blood flow to muscles, accelerating the removal of metabolic waste products and reducing muscle soreness. Regular massage sessions, for instance, can help athletes maintain optimal muscle function and prevent overuse injuries, contributing to more consistent training and improved 400m performance.

The implementation of comprehensive recovery strategies is paramount for athletes seeking to optimize their 400m performance. By prioritizing active recovery, nutrition, sleep, and soft tissue therapies, individuals enhance their ability to recover from intense training, minimize the risk of injury, and maximize their potential to achieve competitive race times. Ignoring recovery methods will prevent an athlete from achieving good times regardless of their training otherwise.

Frequently Asked Questions

This section addresses common inquiries regarding the evaluation of successful 400m dash results, providing clarity on influential factors and benchmarks.

Question 1: How significantly does age impact the assessment of what constitutes a commendable 400m time?

Age is a critical factor. Physiological development varies across age groups, leading to disparate performance expectations. Younger athletes typically exhibit slower times compared to mature competitors due to differences in muscle mass, cardiovascular capacity, and neuromuscular coordination. Therefore, age-specific benchmarks are essential for accurate evaluation.

Question 2: What role do gender differences play in defining a strong 400m performance?

Gender exerts a substantial influence. Physiological distinctions between males and females, including hormonal variations and body composition, contribute to performance discrepancies. Males generally possess greater muscle mass and cardiovascular capacity, resulting in faster times on average. Separate benchmarks are necessary to account for these inherent differences.

Question 3: How does the competitive level of an athlete affect the evaluation of their 400m time?

The competitive context is paramount. What constitutes a strong 400m performance varies significantly across levels, ranging from recreational runners to elite professionals. Expectations increase with each tier, necessitating faster times to remain competitive. Evaluating performance requires considering the specific challenges and standards of each competitive environment.

Question 4: To what extent does training quality influence the achievement of a commendable 400m time?

Training quality is a primary determinant. A well-structured program incorporating periodization, targeted speed work, strength and conditioning, and adequate recovery maximizes an athlete’s potential. Inadequate training or improper techniques can significantly hinder performance. The effectiveness of the training regimen directly impacts the attainment of faster 400m times.

Question 5: Is genetic predisposition a significant factor in determining potential in the 400m?

Genetic factors do influence potential, although not deterministically. Certain genetic markers influence muscle fiber composition, oxygen utilization, and other physiological traits crucial for sprinting. While training and environmental factors are essential, an underlying genetic predisposition can establish a higher ceiling for potential performance. However, dedication remains crucial.

Question 6: How do environmental conditions affect what is considered a good 400m time?

Environmental factors exert a measurable influence. Air temperature, humidity, wind velocity, and altitude can significantly affect race times. High temperatures and humidity can impair performance, while wind can either assist or impede a runner. Adjusting performance expectations based on the prevailing conditions ensures a more equitable and accurate evaluation.

In conclusion, assessing a commendable 400m time requires consideration of multiple factors, including age, gender, competitive level, training quality, genetic predisposition, and environmental conditions. A holistic approach, accounting for these variables, provides a more accurate and nuanced evaluation of athletic performance.

Subsequent sections will explore strategies for improving 400m performance and setting realistic goals based on individual potential and circumstances.

Tips for Achieving a Competitive 400m Time

Maximizing performance in the 400m requires a multi-faceted approach, encompassing structured training, strategic race execution, and diligent recovery protocols. The following tips delineate key areas to focus on for achieving a competitive result.

Tip 1: Implement a Periodized Training Plan.

Structure training into distinct phases, systematically varying intensity and volume to promote adaptation and prevent overtraining. A well-designed plan incorporates preparatory, competitive, and transition phases, each with specific objectives. For example, focus on base endurance during the preparatory phase, transition to speed work in the competitive phase, and emphasize recovery in the transition phase.

Tip 2: Prioritize Targeted Speed and Speed Endurance Workouts.

The 400m necessitates a blend of speed and endurance. Integrate workouts designed to improve maximum velocity, acceleration, and the ability to maintain speed under fatigue. Example workouts include sprint interval training, flying 30s, and resisted sprinting. Ensure sufficient recovery between repetitions to optimize training effectiveness.

Tip 3: Emphasize Strength and Power Development.

Strength and conditioning form the foundation for speed and power development. Incorporate exercises such as squats, deadlifts, and Olympic lifts to improve muscle strength and power output. Supplement these with plyometric exercises to enhance explosiveness. Stronger muscles contribute to a more powerful stride and greater resistance to fatigue.

Tip 4: Refine Race Strategy and Pacing.

Develop a race plan that optimizes energy expenditure throughout the 400m. Experiment with different pacing strategies to identify what works best for the individual. Avoid starting too fast, which leads to premature fatigue, or too slow, which sacrifices valuable time. Consistent practice helps refine race execution and pacing.

Tip 5: Optimize Recovery and Regeneration Protocols.

Recovery is as critical as training. Prioritize adequate sleep (7-9 hours per night), proper nutrition (replenishing glycogen stores), and hydration. Incorporate active recovery techniques, such as light jogging, to promote blood flow and reduce muscle soreness. Massage and soft tissue therapies can also aid in recovery and prevent injuries.

Tip 6: Analyze and Adapt to Environmental Conditions.

Be aware of the impact of environmental conditions on performance. Adjust strategies and expectations based on temperature, humidity, and wind. In hot conditions, prioritize hydration and cooling strategies. Understand that times may vary under different environmental circumstances, and adjust goals accordingly.

Tip 7: Maintain Consistent Monitoring and Evaluation.

Regularly monitor training progress, race times, and physiological parameters. Track training volume, intensity, and recovery metrics. Use this data to evaluate the effectiveness of the training plan and make adjustments as needed. Consistent monitoring enables data-driven decision-making and facilitates continuous improvement.

Adhering to these tips maximizes an athlete’s potential to achieve a competitive 400m time. A holistic approach, incorporating structured training, strategic race execution, and diligent recovery, is essential for success.

The following sections will summarize the key concepts presented and provide concluding remarks on the factors influencing 400m performance.

Concluding Remarks on Defining a Strong 400m Performance

The preceding analysis has underscored the multifaceted nature of evaluating what constitutes a good 400m time. The assessment transcends a simple numerical benchmark, encompassing considerations of age, gender, competitive level, training quality, genetic predisposition, environmental conditions, race strategy, experience, and recovery methods. Accurately judging performance necessitates accounting for the interplay of these factors, recognizing that optimal times are contingent upon individual and situational variables.

Continued research and advancements in training methodologies promise further refinement in our understanding of human performance limits in the 400m. As athletes and coaches adopt increasingly sophisticated approaches, the boundaries of what is considered “good” will inevitably shift. The pursuit of excellence in this demanding event demands a commitment to continuous improvement and a nuanced appreciation for the complexities inherent in athletic achievement. Future studies will seek to identify and refine variables to improve the achievement of strong race times.