All track times, though, include reaction time - that is, the tenth of a second or so it takes the runner to register the sound of the starter's gun and break from the blocks. If the 4 phases are equal, then I would calculate using 9.15m splits to equal 36.6 meters. . Multiplying this answer by the race distance of 100 meters, and then rounding to the nearest tenth of a second, the final time becomes 13.2. While simple, Players that post the fastest 40 times are often decorated collegiate sprinters as well and could have had tremendous careers in track so its not that surprising that the fastest NFL players post world class 40 times because thats what they train extremely hard for. How fast does he run the first 36.5ish meters? Hes currently at 4. is).73f ?S}7MKpyl&}63C60 H3C$3X+$u7+*;'Q|4Annhi x7 "hKU2],q.&7^cNu UFsGN d^7 eWnLQw+']n)\#3vyoSfqVghlg\D/my$]6*_pK0(.[?u%&`d^,'/Btml`D |r_w;4=FxxHx4H&d>lstd(-Hx0ghdO+yC(}si]%Sc[?v|8*w{^2edib}rVkTxiwnQwvw?0=g,L.qU[%bI;okte{0r~X--pvlho\nyy$am1[%Ms6\A6ie@G g2\w|`|9- ;h B Y`X A% 1a a7 D}5 ~'Ic)r%D 0#S`2Pu` UB'F]#Y!*Uu?.}d?kL9? `qpM:>i(%!Pw]] ]usbuausC]AU6"-Z ].|e=rXl(o2*7k.u;A8p&*Lmuwu Moeaki, Tony 4.69 in yards into its equivalent distance in meters. NOTE: This procedure is suggested for seeding purposes ONLY, and should not be considered accurate for converting records from English to metric, or vice-versa. Am I the only one who thinks the chart is a little harsh? I made my point 3 different was and still failed to be clear. IFTHEY COULD reach maximum speed by 30 meters THEN THEY WOULD not be world class sprinters. Sorry for the newb question but what is a FAT? I feel I should have run 47-mid or better, so I definitely agree that the 40-yard predictor is just a guess. I believe it is quite possible football players can beat some world class sprinters to the 40, but because they dont reach top speed until at least 60m, we cant really draw a parallel by suggesting that the best combine footballer could win Olympic Gold in the 100m. You guys are missing a very key factor here. Tate, Golden 4.42 Just had fun. Weatherspoon, Sean 4.68 How many football/track guys with (great 40 yard times) run a good 400 meters? Beside both football players and sprinters all have the same foundational muscles so with some trainer they could be good at the other type of run. PS I ran the 60 in indoor track. In my example, we are ASSUMING world class sprinters can reach top speed at 30m, and not between 50-60 meter mark. 880-yard relay to 4x200-meter relay subtract .5 sec. Sorry, but I think yours was the least civil tone in this whole discussion. In 1986, when Jackson ran his combine 40, Calvin Smith was the world's fastest human, and his world-record 100-meter time of 9.93 seconds would be 3.63 seconds when reduced to 40 yards. TRUTH or CRAP? 40 Yard Dash to Determine 400 meter Potential Look at Carl Lewis and Donovan Bailey their starts and acceleration are average at best. It's so easy to solve the problem and gets a very acurate answer with all the steps, very helpful app I highly recommend using, but they need to start putting in more problems that they can solve for you. Im not sure what method of timing was used hand held or electronic, but I distictly recall the time. Then again, the WR for the standing long jump is held by a shot putter, and not a long jumper! Los Angeles Raiders running back Bo Jackson carries the ball against the Seattle Seahawks during an NFL game on Dec. 1, 1987. 40 Yard Dash, Featured Story, Track & Field, Witty 100 meters, speed, speed endurance, Usain Bolt. Usain Bolt has a PR and world record of 19.19 seconds for the 200 meter dash. As far as the CFL goes, theyll take anyone. 100 meter time to 40 yard dash time - Bodybuilding.com Forums Someone chose 40 yards as the distance a football player needs to run, just like 72 ounces (4.5 pounds or over 2 kilograms!) In the first instance, 40 yard dash times are universally INNACURATE unless they are extrapolated from a fully automatically timed race (FAT). 220-yard LH to girls 200-meter LH subtract .2 sec. he didn't let up, didn't appear to slow down, but they were still gaining speed and he wasn't. 100 meters, and then rounding to the nearest tenth of a second, the final How to calculate 100 meters | Math Methods Privacy Policy So even if the combine uses electronic timing (from breaking the plane of the laser to the finish) there is about a 0.2 difference in times. Of course, a slower 100 yard dash time would require a larger extrapolation (0.9?) Convert 100 Meters to Yards - CalculateMe.com I could've done much better. Sapp, Ricky 4.70 Youre correct, Jimson. I still admire smaller players in college and fewer in NFL that have not only speed, quickness, agility and mental acuity but mental and physical guts to actually suceed in the sport. You talk as if you know everything, but Im willing to bet you havent produce anything. Lawrence, Simoni 4.68 speed for sure easily get to a 4.7 because your stats look like you're pretty lean and the short/explosive type. But what would happen if they trained seriously for the event and reached their top speed earlier? That makes a grand total of 8.75 + 0.12 = 8.87 seconds for an approximate 100 yard dash. 3 downs are hard to sell? Owusu-Ansah, Akwasi 4.47 Washington, Daryl 4.66 Essentially, reaction time must be accounted for when calculating these times. The 1985 Heisman Trophy winner had the NFL's longest run of the year in three of his four seasons in the league, and he stole 27 bases in 33 attempts in his best big-league season. 4.71, Cornerbacks You ran a 60y in 6.4 (pretty good) or a 60m in 6.4 (highly unlikely as the world record is 6.39 by Mo Greene). McCourty, Devin 4.48 Some positions like kick/punt returners, cornerbacks and receivers obviously train for 60+ yards too, but 40 yards or less is usually the focus for all players and is a lot more important based on the nature of the game. Someone chose 40 yards as the distance a football player needs to run, just like 72 ounces (4.5 pounds or over 2 kilograms!) For example, take 40y dash times taken on stopwatches are closer to 0.3 too fast (0.285) as the starter has to react to a sound (taking close to 0.2) and then hit the watch. Grimm, Cody 4.64 Multiplying this answer by the race distance of The following chart are National norms using hand times for 16 to 19 year olds. I would submit to you world class sprinter train not only for 40 yards (or rather probably 40 meters) but also 10, 20, 60, and 80 meters. But I doubt not much than a handful below 4.4 or 4.5. Hmmmm. For the curious, Bolt's world-record 9.58-second 100 meters would be a 3.50 40 when converted in the same manner. (In reality, the problem is a nice thing to have, right? The 40 yard dash is similar: your goal is to get to the 40 yard line as fast as possible from a motionless position. The tracks now are rubber and lively. 100y = 09.2. is only in seconds, we can skip step one above. You want to cover the distance in the shortest possible time. Why work on improving 0.10 seconds when you can improve 1.0 seconds?). Agreed. just sayin:). But they will very likely fade when they hit 70m if they continued running. U,QKV9Y ZX[%S^ZW$CIAfJWUrc[]t/h!DP !9A E#d@&s We don't put the .17 back on because the 40 doesn't typically involve reaction) So, an 11.17 100m for example. Regardless of any skewed times, my Raiders grabbed 2 of the guys who had the best time by their position. That contradictory statement could be true because of changes in the way the 40 is timed at the combine and changes in the combine itself. Reaction, Acceleration, Transition, Maintenance this way of seeing the 100 m is, in my view, both accurate AND telling when it comes to comparing sprints of different distances. Usain is credited for the 150 meter World Record. A nice, succinct way of raising a point would be: For world class sprinters, what is potentially the shortest length someone could reach their max speed while sprinting? I have seen and heard of guys like you that dispute everything. 500 Yards 600 Meters 1.40 Three Mile 5000 Meters 1.036 500 Meters 600 Yards 1.13 4x110 Relay (Yards) 4x100 Relay 0.9942 . Some who don't think the 4.12-second time can be accurate point to Jackson's scouting report by the Chicago White Sox from 1985. Based on these results, in theory, you could extrapolate your 100 yard dash time by adding 0.8 seconds if you were an elite sprinter. You, I, and the readers know that is not going to happen because Bolt hates the 400 meter dash and the effort required to excel at itnotwithstanding the advantage of supernatural speed. (Shades of Donovan Bailey and Michael Johnson circa 1997 come to mind. Without a subpoena, voluntary compliance on the part of your Internet Service Provider, or additional records from a third party, information stored or retrieved for this purpose alone cannot usually be used to identify you. o'KS@1 LX[Nn1hetZ0SIN`*`M`_e0&&2hAa1cu *BuB1;]KX[P>+^ZqhAha*;-A] DY'g+]^~Kn-(](E DHvE2RPt@(L(I M^h=Gnd$$Fp e(+H}Z\yTVPt0w]t2LVQ'9*Q}R0SWB*`s:g%!$}a )ZlXX|g: 30m Dash to 40yard Dash conversion : r/trackandfield - reddit The technical storage or access that is used exclusively for anonymous statistical purposes. 40 Yard Dash Times for Usain Bolt and Ben Johnson - SpeedEndurance.com 330-yard IH to boys 300-meter IH subtract .2 sec. Football ( IMO ) is a lot more fun too :). LeFevour, Dan 4.66 Alem, Rahim 4.75, Linebackers Stop drinking sodas and last but not least if you wanna be fast you have to WANT it. How Fast can Usain Bolt run 100 Yards? - SpeedEndurance.com That is, 100 yards is equal to 91.44 meters (making What does a 11.5 second 100 meter dash time project for a 40 yard time Dont you hate it when you look at the splits, subtract their reaction time, and calculate Ben Johnson only ran 4.37 and Usain Bolt ran 4.35? In track , its almost everything along with consistency and mental focus. Sorry, just dissapointed with all this stuff about why would you call the 40 meter yard dash crap or fact. Dividing 12.1 by 91.44, we obtain I ran 4.61 electric for 40 yards my sophomore year of college and ran 48.4 my senior year. Tate, Ben 4.43 Whether you are talking about 2 yards, 5 yards, 10 yards, 40 yards or even 60 yards, EVERY position on the field relies on speed/quickness HEAVILY and 99% of the time 40 yard and less speed is MUCH more important than 100 meter speed, so that is what they train for and they train their asses off lol. My other projects include the Bud Winter Foundation, writer for the IAAF New Studies in Athletics Journal (NSA) and a member of the Track & Field Writers of America. 330-yard LH to girls 300-meter LH subtract .2 sec. All rights reserved. too many outside factors for the 40yard test to indicate 400 times. Homework is a necessary part of school that helps students review and practice what they have learned in class. Hand times are very inaccurate. Everyone is entitled to their own opinion. Smith, Shelley 5.11 Even if you did it with the blocks, re time it. Not saying sprinters dont make good money, to be honest Im not sure what they make on average, but Im pretty sure they arent bringing in the cash that top football players bring in. The International Association of Athletics Federations says to add 0.24 secondsto hand-timed races to convert to the probable electronic timing. I do think most of these times in high school are flawed and habdheld timed errors. I had a sprinter once, very quick, who could beat everyone else out of the start, was ahead at 40-45m, but several would pass him after that. I do concur with Jimsons last sentence, how can a football player have a faster time than a sprinter?. Maybe a more compact leaner mass/body to leg ratio body type may be better suited or maybe a larger as many big defensive line men can blast good 20-40 yards but perhaps if leeaner, not sure, but thats why I think many high schoolers , 8th grade and up can turn in a good 40 yrd. Banks, Brandon 4.43 I was great even at an early age at the first 10-20 yards but lack body/muscle mass at longer distances to keep accelerating and maibtain speed. Running Conversion Calculator - Cross Country and Track & Field Spiller, C.J. Nut as a jr high and high school football player did not have the size or strength, and just relied on my speed and agility, which others catch up later on to. Privacy Policy I looked up a few people with times for both and it seems reasonably close. The 40 is just one of many measurements and does not guarantee performance success. @ money im in the la city area & its 165 right now not sure about the squat. The question is: Was that time accurate? Which without a doubt could be make a huge factor in 40yds. Thats exactly right. In order to convert from [m] to [m]. It seems that you are arguing with yourself about a tangential matter that youve perceived. Go to the link and check out their other workout test results. One of the things that really bugged me about this post was the fact the the author claimed that the 40 yard dash was an arbitrary number like the coaches choosed that number at random. 40= 4.4- 4.6 no FAT 100m= 11.0 average FAT I have long legs so it feels to me that I have better top end speed because its hard to explode out of the blocks and bam- bam- bam be 20 steps out there, after about 20 yards or so I feel quick and beat everyone in our classification except one kid on our team. When I was a kid we ran from dogs, chased kids on bikes, ran from the car we just plugged with a snowball, played hoop, football, or whatever, chased a frisbee or fly-balls for hours, ran hills, chased chicks, ran from the police, played ding dong ditch, jumped in pools and ran, climbed fences trees, etc. no real correlation like that between 100 and the 60 , ie alot happens between 60m 70m 80m 90m , strength plays a huge factor and so speed endurance is non existent over 40yards where it plays a part for the 100m sprinter, where it is an absolute must for the 400m sprinter. Copyright 2023 NFHS. You can acheive medeocre(sp?) ), Novice 100m runners and female sprinters will reach their top speed sooner, so more of their race will be speed endurance (NOTE to Coaches worry less about their reaction time and starting blocks, and focus on acceleration and speed endurance. 100m to 40 yard dash converter - An 11.5 100m dash does not equate to a 4.4. too much on trying to convert to a 40 time rather than on finding top speed. As a formal coach, When training anaerobic alactic first, It helps the sprinter to develop proper running mechians and I have never had a sprinter to pull when training from short to long. Convert a 40-yd or 100-yd Dash Time to MPH? - Gold Academy It all matters. The NFL.com database on the combinestarts with the 2006 workouts. I think I would have to call it crap! For example: 155-6.5 would be 155 feet and 6.5 inches. It is an all-out sprint at 100% no less. If you are referring to NFL times or other informal clockings, that is pure hyperbole and FICTION. Are flexable? Thank you so much to the developers and everyone else involved, Ive always struggled with factorsing and negative exponents and this app uses the exact same methods we were taught. Then again, its a hard sell with the 3 down football, but the playing field is much bigger. You certainly explained it much more succinctly than I did when I broached the subject with you. Convert 40y to 100m conversion - I had no idea how fast - CougarBoard As track and field athletes know, there is a big difference in using electronic time versus hand held timing. Ive divulged my times obviously for merely discussions sake My observations based on my times are not obviously that of an elite sprinter in the past, but just as one interested in training aspects and athletic performance and as an avid spectator and enthisiast. Ok everybody lets get this straight first of all. Brown, Jarrett 4.54 Perhaps he will shed some light on your perceptions. Mathews, Ryan 4.45 it is widely used by the running community due to its ease of use and accuracy. As a coincidence, the formula actually worked for me. 1, National Championship Boys Bubble Lists: Feb. 28, Cookie Preferences / Do Not Sell or Share My Personal Information. There's no doubt Jackson was fast. Mays, Taylor 4.43 To provide the best experiences, we use technologies like cookies to store and/or access device information. And there are other adjustments possible to increase your short sprint time at a cost to final velocity or maintenance. P.S. The answer could vary a huge amount depending on who runs it. Then add 1.00 (for acceleration. YouTubes privacy policy is available here and YouTubes terms of service is available here. The fastest 30 meters ever recorded is 3.60s without a reaction time. While simple, How long is 100 meters? Hello Vince, There has been a lot of buzz on how fast Usain Bolt could run a 40 yard dash, which were fuelled by the Chris Johnsons recent 40 yard challenge to determine the Worlds Fastest Man. The combine's football players run in cleats on a synthetic playing field (in Jackson's case in 1986, Astroturf). Lift for strength and explosivness. Bless you but your and Marys irrational conclusions dont make them correct. 120 yard HH to 110-meter HH time is the same. Click here to download the free ebook of Alberto Juantorenas detailed training workouts leading up to the 1976 Montreal Olympics, August 10, 2010 by Jimson Lee 21 Comments. Converting Times: Manual to FAT and from English to Metric Distances - NFHS Consenting to these technologies will allow us to process data such as browsing behaviour or unique IDs on this site. 440-yard relay to 4x100-meter relay subtract .2 sec. The technical storage or access is necessary for the legitimate purpose of storing preferences that are not requested by the subscriber or user. We are currently trying to determine how we can improve between 40M and 80M. I was timed at 4.8 in 8th grade anoher guy was 4.3 and he was so much faster and older looking than any other back inthee league and ran a 10.3 in the 100 yard das (in 8th grade) but I only did 11.2 so i doubt if he ran a 4.3 prob 4.5 and mine was prob more like 4.75 as a timed start in 12th grade was 4.49 for me, which was probably right because an electronic best time in college was a 4.43 and I was done playing football just track. two-mile run to 3200-meter run subtract 3.4 sec. Acetic acid and sodium hydroxide titration equation, Evaluate square root functions calculator, How much water i need to drink calculator, Ncert solutions for class 7 history chapter 6, Properties of parallelograms answer key geometry, "solve the system of linear equations by elimination. Periodend of story. In this table the measurements of 9.63 seconds and 100 meters are not exact. 100m to 40 yard dash converter | Math Workbook Cook, Chris 4.46 Calculating the yard conversion factor To Joey Fowler You are absolutely correct in your assumptions. oU $e `Z+-OAXyUZ!Sn+]f*6itQT/%jXS>XZceZgCR`/bi!bDo("a9AXXE#aWRdb{4D,MX*C#w(Cied,2>-PKRr60t\_=^*KRUIKHopx#}9]9iQR);[t5- 5 Example: 300 Meters to 400 Meters 300 Meters time: 35.12 seconds The assumption has been that Jackson's 4.12 was a hand-timed 40. I would have to agree with the first comment as this just does not seem to add up. So I turned in a great 40. English distances for field events should always be expressed as feet. But I was a mediocre 100 sprinter. Terms of Use last track season I ran a 13.5 100m, I was running w/ a torn meniscus back then also. it is widely used by the running community due to its ease of use and accuracy. If you weren't born with natural speed don't give up because anyone can be fast they just have to work for it and want it, don't half ass anything or you will not get anywhere. The technical storage or access that is used exclusively for statistical purposes. Convert 40y to 100m conversion - I had no idea how fast some of these guys are! 40 Yard Dash = 04.19 100y = 09.2 110y = 10.12 40y Dash Pace = 03.68 Convert Time/Mark to Convert What event was it. Its interesting but probably only useful for athletes who have the desire, mental toughness and desire to run the 400 in the first place, which greatly reduces its value as a 400m time predictor. 100 Meters Elastic Power and Strength Test Correlation, Tyson Gays Manchester 150m Post Race Analysis, Jim Hiserman - Developing 800m Runners: Identifying, Categorizing and Developing 400m-800m Type Athletes, Jim Hiserman - Developing Distance Runners Volume 2: A Systematic Approach to Developing Individual Success within a Dynamic Team Culture, Tony Holler's "Feed the Cats" Complete Sprint Training Program, Bud Winter & Arthur Lydiard MP3 [Download only]. %`\ Since you're only 14 and just gettin testosterone in adequate amounts man its kinda hard to say + i'm no expert. Jackson, Kareem 4.48 Take a measuring tape and measure a distance of 10 metres. Tight End Dorin Dickerson Houston 7th round Then again, some 100 meter races are won and lost during those last 8.5 meters! In 1986, when Jackson ran his combine 40, Calvin Smith was the world's fastest human, and his world-record 100-meter time of 9.93 seconds would be 3.63 seconds when reduced to 40 yards. Do you think the Canadian Football League has ever approached him or any of the other Jamaican sprinters? <>/OutputIntents[<>] /Metadata 622 0 R>> Running Conversion Calculator | Track & Field and Cross Country Event I am a Masters Athlete and Coach currently based in London UK. 40-Yard Dash to Miles per Hour Calculator - Kyle's Converter These guys leave nothing to chance. 03-24-2005, 12:00 AM. If you want to improve your academic performance, try studying with a friend. All track . Jackson is famous for playing baseball in the Major Leagues and football in the NFL, but he also was a track standout - good enough to qualify for the NCAA indoor championships in the 60-yard dash twiceand reaching the semifinals at the national meetwhile at Auburn. It came out as follows. Newhouse, Marshall 5.00 are you in the weight room, these are things you should be working on now. The technical storage or access that is used exclusively for anonymous statistical purposes. 2023 Advance Local Media LLC. Some people reach their top speed quickly, some don't. His 40 time could be 5 seconds for the first 40 yards, or it could be 4.3 (or less) for another section of 40 yards somewhere in between. It's very good. 100m sprinters are often fastest at just that distance 100 meters, not 40 yards. You can find Freeman DVD at championship production. Check out some threads by jhawk and its some other guy that has a long thread and is very knowledgable fullback7 read stuff he has on here its all very helpfulit helped me out. endobj A special mention for Bob Hayes on being inducted into the Football Hall of Fame yesterday in Canton, Ohio. How Hard Is It To Medal At The New York State Meet? Then, Thus, for a man, a 4.6 40 yard dash is (4.6 seconds x 10) + 2 = 48.0. [deleted] 2 yr. ago. There is a huge difference between hand times( football)and electronic times (sprinters). McCoy, Colt 4.79 Not consenting or withdrawing consent, may adversely affect certain features and functions. Im in the northern Sacramento area. What if Ben Johnson or Usain Bolt trained to run the 40 yard dash (or 36.6 meter dash) as if it was a real event? 4.37 Community Rules apply to all content you upload or otherwise submit to this site. I feel like you find a few athletes who this works for but you will find a much larger percentage that is way off. Butch Reynolds and Lee Evans were not regarded as speed burners, but they were among the greatest 400 meter specialists of all timethrough stamina. Anyone can give up, it's the easiest thing in the world to do. Ghee, Brandon 4.45 Maybe after years of training to carry their speed down the track for 400 meters to get to their potential 400 time. 2. You can argue how fast John Carlos 9.1 would be if he had better spikes, better training, and faster tracks, but Ill save that for the documentary. years ago, on some tv program, there was a sprint race between an Olympic sprinter (Calvin Smith?) So while it would be a good predictor for a 400m specialist as far as top potential, I think its rather limited for sprinters in general. Prior to the early 1980s, all running events were run in yards. 4.3-4.4 is only average? Everyone is familiar with the different phases of a 100 meter sprint: reaction time, acceleration, transition, maintenance. [OC]How 40-yard dash result translated to 100 sprint time? : r/nfl - reddit Right just like WWF wrestlers are really the heights and weights that the announcers always claim them to be. But thats nothing new for them as Speed City was right down the road in San Jose. The (400 meters is mostly a speed endurance race), that is why most sub (44)400 meters runners can run under 1:15 in the 600 meters. I am a Masters Athlete and Coach currently based in London UK. convert these earlier performances. Sorry reconditioned should read deconditioned. Because the extrapolated 40 yard dash time is merely an extrapolation or split en route to a 100 meters. Someone smarter than me did it. Running Back Jahvid Best Detroit 1st round Also, a sprinter such as Usain Bolt, the comparison runner of choice these days, still will be accelerating 20 yards past the 40-yard mark in a 100-meter dash. FloSports, Inc. MileSplit United States Editor: For the football 40, the runner gets to start the time. Of course, the 55 meters was almost certainly electronically timed and run in track, and not combine, conditions. =i2v_2HuO0~A"-K(bke vp=Ya/9)tUhej1kAZ;sMz=D*'Xu^OVXJf+U^=UK~%iG;$=I#LDfE":?Cxc*Td,*"" Renaldo Nehemiah is a name that comes to mind as I think of speed and playing football in the Bay Area. Thanks for taking my email and turning it into this article. Maybe only Bo knows. )$cB:$H1oFQ_fGK^)44mSxC;S&_C}='~sn*{mMOApa,AR]o3A0[/~l5maj8-0fr I think at the NFL combine, the 40 is run on a track like surface, but I still think that especially in a 40, being on a track with track spikes on would more than make up for the difference in reaction time. You may think wow if he can to a 4.45 at 15-1617 what can he do later may actually slow down as they get taller bigger or just slightly faster. https://speedendurance.com/2010/10/10/the-soccer-football-30-meter-sprint-test/. Use of and/or registration on any portion of this site constitutes acceptance of our User Agreement, Privacy Policy and Cookie Statement, and Your Privacy Choices and Rights (each updated 1/26/2023). The NFL does not keep official recordsof combine performances. equals 91.44 meters. My 40yd time is 5.0, back in august. Owner @ Gymless Fitness: http://gymlessfit.com. I can't take credit for the formula. Thanks and damn you guys are fast how do you do it??? As a busy student, I appreciate the convenience and effectiveness of Instant Expert Tutoring. Rivals.com put together this chart a few years back, it's not a bad estimator. It doesnt always read the question right so you'll have to check it but besides that theres no issues. Calculating the yard conversion factor The yard conversion factor is simply the result of converting the distance in yards . And if you have you only want the elite athletes.I have been coaching track and field for the past 7 years and I have discovered a workout that really works and the results for the 100 meters is 10.50 or better in 6 months and 21.15 for the 200 meters.If you have a guy that runs 11.2 and can bech about 200-225 he should be able to run these times.
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