Clark, John
United StatesManBorn 19421980 – 1999Runner id 156749
Events
89
87 race dates
Best pace
11.161
km/h · 1991
Best finish
8th
of 96 · 1992
Distance raced
5,813
km · splits not double-counted
Pace over time
km/h · higher is faster
Pace over time: 89 races from 1980 to 1999, ranging from 6.64 to 12.37 kilometres per hour, where higher is faster. A second, age-graded series is drawn above it; the gap between the two is the age credit.
- Actual pace
- Age-graded pace
Results
| Date | Event | Distance | Result | Pace km/h | Placing |
|---|---|---|---|---|---|
| 1980-02-17 | 50mi | 8:50:17 h | 9.105 | 33/35 | |
| 1980-09-19 | 72mi | 14:23:50 h | 8.048 | 47/24 | |
| 1981-02-15 | Jed Smith Ultra Classic - 50 Mile RaceUnited States | 50mi | 8:54:59 h | 9.025 | 91/102 |
| 1981-04-12 | American River 50 Mile Endurance RunUnited States | 50mi | 9:25:05 h | 8.544 | 166/270 |
| 1981-11-29 | Ultra Challenge 50 KmUnited States | 50km | 5:39:49 h | 8.828 | 46/79 |
| 1982-08-01 | Skyline 50k Endurance RunUnited States | 50km | 4:55:16 h | 10.160 | 105/274 |
| 1982-09-17 | Lake Tahoe 72 MilerUnited States | 72mi | 14:31:41 h | 7.976 | 42/62 |
| 1983-04-17 | American River 50 Mile Endurance RunUnited States | 50mi | 9:19:09 h | 8.635 | 232/425 |
| 1983-08-07 | Skyline 50k Endurance RunUnited States | 50km | 5:37:48 h | 8.881 | 63/221 |
| 1983-10-09 | Iron Mountain 50 KmUnited States | 50km | 5:45:22 h | 8.686 | 15/22 |
| 1984-04-15 | American River 50 Mile Endurance RunUnited States | 50mi | 8:35:45 h | 9.361 | 111/388 |
| 1984-05-05 | Good Old Country 50 KmUnited States | 50km | 5:27:10 h | 9.170 | 24/31 |
| 1984-08-05 | Skyline 50k Endurance RunUnited States | 50km | 5:20:18 h | 9.366 | 113/243 |
| 1985-04-14 | American River 50 Mile Endurance RunUnited States | 50mi | 9:03:17 h | 8.887 | 83/319 |
| 1985-08-04 | Skyline 50k Endurance RunUnited States | 50km | 5:28:53 h | 9.122 | 127/256 |
| 1986-02-08 | Jed Smith Ultra Classic - 50 Mile RaceUnited States | 50mi | 7:57:17 h | 10.116 | 32/99 |
| 1986-04-13 | American River 50 Mile Endurance RunUnited States | 50mi | 9:05:04 h | 8.858 | 147/314 |
| 1986-08-03 | Skyline 50k Endurance RunUnited States | 50km | 5:42:33 h | 8.758 | 52/97 |
| 1987-02-07 | Jed Smith Ultra Classic - 50 Mile RaceUnited States | 50mi | 8:20:33 h | 9.645 | 6/40 |
| 1987-04-12 | American River 50 Mile Endurance RunUnited States | 50mi | 8:32:27 h | 9.421 | 104/325 |
| 1987-08-01 | Skyline 50k Endurance RunUnited States | 50km | 5:48:35 h | 8.606 | 37/97 |
| 1987-09-20 | Pacific Crest Trail 50 KmUnited States | 50km | 6:58:19 h | 7.172 | 58/89 |
| 1987-10-10 | Dick Collins Firetrails 50 MileUnited States | 50mi | 9:19:08 h | 8.635 | 23/48 |
| 1988-04-10 | American River 50 Mile Endurance RunUnited States | 50mi | 8:53:10 h | 9.055 | 70/225 |
| 1988-08-07 | Skyline 50k Endurance RunUnited States | 50km | 4:56:49 h | 10.107 | 29/98 |
| 1988-09-17 | Pacific Crest Trail 50 KmUnited States | 50km | 6:38:05 h | 7.536 | 38/85 |
| 1989-02-11 | Jed Smith Ultra Classic - 50 Mile RaceUnited States | 50mi | 7:55:15 h | 10.159 | 31/67 |
| 1989-04-09 | American River 50 Mile Endurance RunUnited States | 50mi | 9:18:09 h | 8.650 | 92/252 |
| 1989-09-16 | Pacific Crest Trail 50 KmUnited States | 50km | 6:13:19 h | 8.036 | 44/117 |
| 1989-10-14 | Dick Collins Firetrails 50 MileUnited States | 50mi | 9:55:22 h | 8.109 | 17/31 |
| 1990-02-11 | Jed Smith Ultra Classic - 50 Mile RaceUnited States | 50mi | 7:24:15 h | 10.868 | 25/96 |
| 1990-03-10 | Way Too Cool 50K Endurance RunUnited States | 50km | 5:57:35 h | 8.390 | 76/130 |
| 1990-04-07 | American River 50 Mile Endurance RunUnited States | 50mi | 8:44:02 h | 9.213 | 161/308 |
| 1990-05-12 | Quicksilver 50 Mile Endurance RunUnited States | 50mi | 9:34:16 h | 8.407 | 21/57 |
| 1990-08-04 | Skyline 50k Endurance RunUnited States | 50km | 5:22:29 h | 9.303 | 29/65 |
| 1990-09-15 | Pacific Crest Trail 50 KmUnited States | 50km | 6:47:00 h | 7.371 | 44/75 |
| 1991-02-09 | Jed Smith Ultra Classic - 50 Mile RaceUnited States | 50mi | 7:12:35 h | 11.161 | 28/108 |
| 1991-04-06 | American River 50 Mile Endurance RunUnited States | 50mi | 8:42:30 h | 9.240 | 126/321 |
| 1991-05-11 | Quicksilver 50 km Endurance RunUnited States | 50km | 5:47:24 h | 8.636 | 30/72 |
| 1991-05-19 | Ohlone 50K Wilderness RunUnited States | 50km | 6:26:02 h | 7.771 | 28/78 |
| 1991-08-03 | Skyline 50k Endurance RunUnited States | 50km | 5:53:45 h | 8.481 | 41/63 |
| 1991-08-10 | Eldorado Gold 50 KmUnited States | 50km | 7:32:00 h | 6.637 | 21/28 |
| 1992-02-08 | Jed Smith Ultra Classic - 50 Mile RaceUnited States | 50mi | 8:45:15 h | 9.192 | 50/68 |
| 1992-02-08 | Jed Smith Ultra Classic - 50 Km RaceUnited States | 50km | 4:43:20 h | 10.588 | 38/101 |
| 1992-04-04 | American River 50 Mile Endurance RunUnited States | 50mi | 8:23:05 h | 9.597 | 109/386 |
| 1992-05-16 | Silver State 50 kmUnited States | 50km | 6:47:53 h | 7.355 | 17/47 |
| 1992-05-17 | Ohlone 50K Wilderness RunUnited States | 50km | 6:15:36 h | 7.987 | 33/88 |
| 1992-08-02 | Skyline 50k Endurance RunUnited States | 50km | 5:42:40 h | 8.755 | 47/99 |
| 1992-09-19 | Pacific Crest Trail 50 KmUnited States | 50km | 6:44:55 h | 7.409 | 35/68 |
| 1992-10-10 | Dick Collins Firetrails 50 MileUnited States | 50mi | 9:14:37 h | 8.705 | 13/54 |
Showing 1–50 of 89