Schipper, Jacob D. (Sjaak)
NetherlandsManBorn 19482006 – 2022Runner id 9812
Events
53
52 race dates
Best pace
9.549
km/h · 2014
Best finish
3rd
of 8 · 2016
Distance raced
3,082
km · splits not double-counted
Pace over time
km/h · higher is faster
Pace over time: 52 races and 1 split from 2006 to 2022, ranging from 3.82 to 12.44 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
- Split of a race already plotted
Results
| Date | Event | Distance | Result | Pace km/h | Placing |
|---|---|---|---|---|---|
| 2006-09-16 | 50km | 5:33:28 h | 8.996 | 37/44 | |
| 2007-06-16 | 6h | 52.904 km | 8.817 | 18/31 | |
| 2007-07-14 | 55km | 9:20:07 h | 5.892 | 130/133 | |
| 2007-09-08 | 50km | 5:39:16 h | 8.843 | 47/52 | |
| 2008-03-02 | 6h | 53.668 km | 8.945 | 102/139 | |
| 2008-04-26 | 51km | 6:32:36 h | 7.794 | 278/313 | |
| 2008-06-28 | 86km | 15:10:13 h | 5.669 | 381/576 | |
| 2008-07-12 | 55km | 8:36:27 h | 6.390 | 210/215 | |
| 2008-09-13 | 50km | 5:26:28 h | 9.189 | 33/41 | |
| 2008-10-26 | 63.3km | 8:47:39 h | 7.198 | 369/376 | |
| 2009-06-20 | 12h | 87.357 km | 7.280 | 16/26 | |
| 2010-03-07 | 6h | 50.578 km | 8.430 | 123/148 | |
| 2010-04-11 | 63.3km | 7:41:25 h | 8.231 | 155/174 | |
| 2010-07-04 | 50km | 5:54:21 h | 8.466 | 56/57 | |
| 2012-03-04 | 6h | 51.465 km | 8.578 | 127/147 | |
| 2012-05-19 | 50km | 6:10:17 h | 8.102 | 35/36 | |
| 2012-06-16 | 9 Uurs Estafette Den HaagNetherlands | 9h | 70.740 km | 7.860 | 11/16 |
| 2013-03-30 | 55km | 9:02:31 h | 6.083 | 385/385 | |
| 2013-04-20 | 60km | 9:29:00 h | 6.327 | 40/42 | |
| 2013-07-13 | 55km | 9:28:15 h | 5.807 | 270/272 | |
| 2013-10-12 | 60km | 9:11:23 h | 6.529 | 65/66 | |
| 2013-11-24 | Olne-Spa-OlneBelgium | 69km | 10:35:32 h | 6.514 | 382/405 |
| 2014-03-15 | 50km | 7:35:00 h | 6.593 | 34/44 | |
| 2014-04-06 | Connemara Int. UltramarathonIreland | 63.3km | 8:36:57 h | 7.347 | 194/195 |
| 2014-05-17 | 72.7km | 10:30:28 h | 6.919 | 1966/2142 | |
| 2014-08-23 | 45km | 6:05:51 h | 7.380 | 394/428 | |
| 2014-08-30 | 50km | 6:20:00 h | 7.895 | 44/44 | |
| 2014-09-28 | 50km | 5:14:11 h | 9.549 | 46/66 | |
| 2015-03-14 | 50km | 7:02:59 h | 7.092 | 174/175 | |
| 2015-04-06 | 60km | 6:22:15 h | 9.418 | 268/392 | |
| 2015-04-25 | 51km | 7:12:04 h | 7.082 | 422/454 | |
| 2015-06-20 | De 100 mijl van Sint-AnnenNetherlands | 100mi | 27:43:18 h | 5.805 | 4/4 |
| 2015-06-27 | Cortina TrailItaly | 47km | 11:44:34 h | 4.002 | 933/945 |
| 2015-07-18 | 51km | 13:21:30 h | 3.818 | 615/619 | |
| 2015-10-10 | 60km | 7:56:15 h | 7.559 | 53/59 | |
| 2016-01-22 | Dutch coast ultra-run by night 50 kmNetherlands | 50km | 7:50:00 h | 6.383 | 51/52 |
| 2016-02-13 | 50km | 8:27:50 h | 5.907 | 45/52 | |
| 2016-03-12 | 50km | 7:01:31 h | 7.117 | 198/200 | |
| 2016-04-16 | 60km | 11:00:00 h | 5.455 | 70/71 | |
| 2016-04-30 | 65km | 11:28:21 h | 5.666 | 100/101 | |
| 2016-07-16 | 55km | 9:12:59 h | 5.968 | 399/408 | |
| 2016-12-18 | LangsteNachtLoop 12 uursNetherlands | 12h | 79.995 km | 6.666 | 3/8 |
| 2016-12-18 | LangsteNachtLoop 12 uurs - 50km SplitNetherlandsSplit of a longer race in this career; not counted again in the distance total | 50km | 7:33:38 h | 6.613 | 6/8 |
| 2017-02-11 | 50km | 8:29:29 h | 5.888 | 21/25 | |
| 2017-02-25 | 82km | 20:37:11 h | 3.977 | 438/440 | |
| 2017-03-18 | 50km | 8:23:20 h | 5.960 | 19/24 | |
| 2017-05-07 | 50km | 7:20:37 h | 6.809 | 237/238 | |
| 2018-06-01 | 47km | 10:51:28 h | 4.329 | 277/291 | |
| 2019-01-12 | 50km | 13:03:00 h | 3.831 | 31/32 | |
| 2019-01-25 | 50km | 9:15:00 h | 5.405 | 65/65 |
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