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| Name: | Pronske, Keith |
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| Club: | Learn Japanese IN 28 Hours | ||
| Residence: | Wilton | ||
| Year of birth: | 1959 | (Cat. german: M65) | |
| Date of birth: | 12.11.1959 | (Cat. internat.: M65) | |
| Nationality: | USA  |
United States | |
| RunnerID: | 122738 | ||
82 search results (81 Events, 6627.954 km). (More)
| 2026 | 1 Event, 50 km (More) | ||||
|---|---|---|---|---|---|
| 10.01.2026 | No Hands Trail Run (USA) | 50km | |||
| 8:28:14 h | Pronske, Keith | *Wilton, CA | Overall: 71 | M: 49 | Cat M65: 1 |
| 2025 | 6 Events, 465.934 km (More) | ||||
| 13.-07.09.2025 | Pine to Palm 100 Mile Endurance Run (USA) | 100mi | |||
| 33:03:04 h | Pronske, Keith | *Wilton, CA | Overall: 121 | M: 97 | Cat M65: 1 |
| 19.-20.07.2025 | Tahoe Rim Trail 55km Endurance Run (USA) | 55km | |||
| 8:54:00 h | Pronske, Keith | *Wilton, CA | Overall: 94 | M: 67 | Cat M65: 2 |
| 07.06.2025 | Silver State 50 km (USA) | 50km | |||
| 10:11:41 h | Pronske, Keith | *Wilton, CA | Overall: 72 | M: 50 | Cat M65: 3 |
| 10.05.2025 | Quicksilver 50 km Endurance Run (USA) | 50km | |||
| 9:09:23 h | Pronske, Keith | *Wilton, CA | Overall: 115 | M: 76 | Cat M65: 1 |
| 15.02.2025 | FOURmidable 50K (USA) | 50km | |||
| 8:23:06 h | Pronske, Keith | *Wilton, CA | Overall: 126 | M: 90 | Cat M65: 6 |
| 08.-09.02.2025 | Black Canyon Trail 100 Km Run (USA) | 100km | |||
| 18:35:56 h | Pronske, Keith | *Wilton, CA | Overall: 712 | M: 514 | Cat M65: 5 |
| 2024 | 5 Events, 360.934 km (More) | ||||
| 14.09.2024 | Berkeley Trail Adventure (USA) | 50km | |||
| 8:40:54 h | Pronske, Keith | *Wilton, CA | Overall: 51 | M: 39 | Cat M60: 1 |
| 20.-21.07.2024 | Tahoe Rim Trail 100M Endurance Run (USA) | 100mi | |||
| 36:07:13 h | Pronske, Keith | *Wilton, CA | Overall: 112 | M: 87 | Cat M60: 4 |
| 11.05.2024 | Quicksilver 50 km Endurance Run (USA) | 50km | |||
| 8:29:23 h | Pronske, Keith | *Wilton, CA | Overall: 113 | M: 81 | Cat M60: 4 |
| 16.03.2024 | Ruck a Chuck 50K (USA) | 50km | |||
| 7:36:55 h | Pronske, Keith | *Wilton, CA | Overall: 54 | M: 32 | Cat M60: 3 |
| 06.01.2024 | No Hands Trail Run (USA) | 50km | |||
| 8:24:21 h | Pronske, Keith | *Wilton, CA | Overall: 51 | M: 32 | Cat M60: 4 |
| 2023 | 8 Events, 536.462 km (More) | ||||
| 09.12.2023 | Doomsday (USA) | 50km | |||
| 8:19:28 h | Pronske, Keith | *Wilton, CA | Overall: 33 | M: 20 | Cat M60: 1 |
| 25.11.2023 | Quad Dipsea Trail Run (USA) | 28mi | |||
| 8:12:22 h | Pronske, Keith | *Wilton, CA | Overall: 303 | M: 225 | Cat M60: 10 |
| 28.-29.10.2023 | Javelina Jundred 100 Mile Endurance Run (USA) | 100mi | |||
| 29:06:37 h | Pronske, Keith | *Wilton, CA | Overall: 480 | M: 313 | Cat M60: 11 |
| 12.08.2023 | Swiss Alps 100 - 50km (SUI) | 50km | |||
| 12:14:35 h | Pronske, Keith | *Wilton | Overall: 148 | M: 113 | Cat M60: 4 |
| 10.06.2023 | Cool Moon 50 Mile Endurance Run (USA) | 50mi | |||
| 16:13:22 h | Pronske, Keith | *Wilton, CA | Overall: 25 | M: 21 | Cat M60: 3 |
| 08.04.2023 | Diablo Trails Challenge (USA) | 50km | |||
| 8:55:49 h | Pronske, Keith | *CA | Overall: 86 | M: 59 | Cat M60: 8 |
| 18.02.2023 | FOURmidable 50K (USA) | 50km | |||
| 8:11:47 h | Pronske, Keith | *Wilton, CA | Overall: 188 | M: 134 | Cat M60: 7 |
| 28.01.2023 | Sean O'Brien 50 km Trail Race (USA) | 50km | |||
| 10:06:52 h | Pronske, Keith | *Wilton, CA | Overall: 90 | M: 61 | Cat M60: 3 |
| 2022 | 6 Events, 491.401 km (More) | ||||
| 23.-24.09.2022 | The Bear 100 Mile Endurance Run (USA) | 100mi | |||
| 35:23:09 h | Pronske, Keith | *Wilton, CA | Overall: 226 | M: 178 | Cat M60: 7 |
| 13.-14.08.2022 | Headlands Hundred 50 Mile Endurance Run (USA) | 50mi | |||
| 7:23:00 h | Pronske, Keith | *Wilton, CA | Overall: 5 | M: 4 | Cat M60: 1 |
| 14.05.2022 | Quicksilver 50 km Endurance Run (USA) | 50km | |||
| 8:50:48 h | Pronske, Keith | *Wilton, CA | Overall: 104 | M: 74 | Cat M60: 4 |
| 23.04.2022 | The Canyons Endurance 50 Km Run (USA) | 50km | |||
| 9:41:58 h | Pronske, Keith | *Wilton, CA | Overall: 170 | M: 106 | Cat M60: 3 |
| 19.02.2022 | FOURmidable 50K (USA) | 50km | |||
| 7:46:57 h | Pronske, Keith | *Wilton, CA | Overall: 156 | M: 105 | Cat M60: 7 |
| 05.02.2022 | Sean O'Brien 100 km Trail Race (USA) | 100km | |||
| 16:15:56 h | Pronske, Keith | *Wilton, CA | Overall: 61 | M: 50 | Cat M60: 2 |
| 2021 | 4 Events, 349.558 km (More) | ||||
| 17.-18.07.2021 | Tahoe Rim Trail 50M Endurance Run (USA) | 50mi | |||
| 16:18:41 h | Pronske, Keith | *Wilton, CA | Overall: 94 | M: 56 | Cat M60: 3 |
| 24.04.2021 | The Canyons Endurance 100 Km Run (USA) | 100km | |||
| 18:55:43 h | Pronske, Keith | *Wilton, CA | Overall: 243 | M: 188 | Cat M60: 5 |
| 27.-28.03.2021 | Georgia Death Race (USA) | 74mi | |||
| 22:39:47 h | Pronske, Keith | *Wilton, CA | Overall: 109 | M: 98 | Cat M60: 2 |
| 27.02.2021 | Jed Smith Ultra Classic - 50 Km Race (USA) | 50km | |||
| 7:34:40 h | Pronske, Keith | *Wilton, CA | Overall: 34 | M: 19 | Cat M60: 1 |
| 2020 | 3 Events, 291.401 km (More) | ||||
| 31.10.-01.11.2020 | Javelina Jundred 100 Mile Endurance Run (USA) | 100mi | |||
| 26:32:09 h | Pronske, Keith | *Wilton, CA | Overall: 99 | M: 74 | Cat M60: 4 |
| 08.02.2020 | Sean O'Brien 50 Mile Trail Race (USA) | 50mi | |||
| 13:27:41 h | Pronske, Keith | Overall: 101 | M: 76 | Cat M60: 3 | |
| 18.01.2020 | Dead Truck Race (USA) | 50km | |||
| 7:23:20 h | Pronske, Keith | *Wilton, CA | Overall: 18 | M: 15 | Cat M60: 1 |
| 2019 | 7 Events, 510.995 km (More) | ||||
| 30.11.2019 | Quad Dipsea Trail Run (USA) | 28mi | |||
| 7:42:21 h | Pronske, Keith | *Wilton, CA | Overall: 203 | M: 159 | Cat M60: 4 |
| 24.08.2019 | Castle Peak 100 (USA) | 100km | |||
| 20:23:32 h | Pronske, Keith | *Wilton, CA | Overall: 133 | M: 117 | Cat M55: 4 |
| 03.08.2019 | Lost and Found 55km Trail Race (USA) | 55km | |||
| 10:04:24 h | Pronske, Keith | *Wilton, CA | Overall: 39 | M: 31 | Cat M55: 1 |
| 14.-16.06.2019 | Bighorn Mountain Wild & Scenic 100 Mile Trail Run (USA) | 100mi | |||
| 34:48:11 h | Pronske, Keith | *Wilton, CA | Overall: 184 | M: 152 | Cat M55: 9 |
| 20.04.2019 | Mokelumne River 50 km Trail Run (USA) | 50km | |||
| 6:10:34 h | Pronske, Keith | *Wilton, CA | Overall: 15 | M: 12 | Cat M55: 2 |
| 16.02.2019 | FOURmidable 50K (USA) | 50km | |||
| 7:48:59 h | Pronske, Keith | *Wilton, CA | Overall: 157 | M: 115 | Cat M55: 10 |
| 19.01.2019 | Dead Truck Race (USA) | 50km | |||
| 7:50:53 h | Pronske, Keith | *Wilton, CA | Overall: 39 | M: 30 | Cat M55: 4 |
| 2018 | 7 Events, 601.401 km (More) | ||||
| 08.12.2018 | Rodeo Beach 50km (USA) | 50km | |||
| 7:41:00 h | Pronske, Keith | *Wilton, CA | Overall: 72 | M: 52 | Cat M55: 3 |
| 15.-16.09.2018 | Folsom Lake Ultra Trail (USA) | 110km | |||
| 18:57:56 h | Pronske, Keith | *Wilton, CA | Overall: 41 | M: 28 | Cat M55: 3 |
| 23.-24.06.2018 | Western States 100 Mile Endurance Run (USA) | 100mi | |||
| 29:23:22 h | Pronske, Keith | Overall: 258 | M: 208 | Cat M55: 7 | |
| 28.04.2018 | The Canyons Endurance 100 Km Run (USA) | 100km | |||
| 17:55:03 h | Pronske, Keith | *Wilton, CA | Overall: 250 | M: 194 | Cat M55: 9 |
| 24.02.2018 | Salmon Falls 50 km Race (USA) | 50km | |||
| 6:40:12 h | Pronske, Keith | *Wilton, CA | Overall: 121 | M: 82 | Cat M55: 8 |
| 17.02.2018 | FOURmidable 50K (USA) | 50km | |||
| 7:11:41 h | Pronske, Keith | Overall: 115 | M: 78 | Cat M55: 14 | |
| 03.02.2018 | Sean O'Brien 50 Mile Trail Race (USA) | 50mi | |||
| 14:22:49 h | Pronske, Keith | Overall: 97 | M: 69 | Cat M55: 6 | |
| 2017 | 8 Events, 641.401 km (More) | ||||
| 18.11.2017 | Endurance Challenge - California Trail 50 Mile (USA) | 50mi | |||
| 13:20:52 h | Pronske, Keith | *Wilton, CA | Overall: 516 | M: 385 | Cat M55: 13 |
| 30.09.2017 | Overlook Endurance Run 50K (USA) | 50km | |||
| 6:50:46 h | Pronske, Keith | *Wilton, CA | Overall: 92 | M: 65 | Cat M55: 8 |
| 15.-16.07.2017 | Tahoe Rim Trail 100M Endurance Run (USA) | 100mi | |||
| 33:49:49 h | Pronske, Keith | *Wilton, CA | Overall: 136 | M: 114 | Cat M55: 5 |
| 03.06.2017 | The Loco Go Big or Go Home Challenge 100K (USA) | 100km | |||
| 16:01:21 h | Pronske, Keith | *Wilton, CT | Overall: 10 | M: 10 | Cat M55: 2 |
| 29.04.2017 | The Canyons Endurance 100 Km Run (USA) | 100km | |||
| 17:32:20 h | Pronske, Keith | *Wilton, CA | Overall: 178 | M: 129 | Cat M55: 7 |
| 18.03.2017 | Ruck a Chuck 50K (USA) | 50km | |||
| 7:09:27 h | Pronske, Keith | *Wilton, CA | Overall: 81 | M: 55 | Cat M55: 6 |
| 04.03.2017 | Way Too Cool 50K Endurance Run (USA) | 50km | |||
| 6:25:31 h | Pronske, Keith | *Wilton, CA | Overall: 366 | M: 271 | Cat M55: 16 |
| 18.02.2017 | FOURmidable 50K (USA) | 50km | |||
| 7:37:04 h | Pronske, Keith | *Wilton, CA | Overall: 137 | M: 96 | Cat M55: 11 |
| 2016 | 8 Events, 591.462 km (More) | ||||
| 26.11.2016 | Quad Dipsea Trail Run (USA) | 28mi | |||
| 7:34:44 h | Pronske, Keith | Overall: 194 | M: 153 | Cat M55: 15 | |
| 15.10.2016 | Overlook Endurance Run 50K (USA) | 50km | |||
| 6:07:05 h | Pronske, Keith | *Wilton, CA | Overall: 61 | M: 42 | Cat M55: 4 |
| 06.-07.08.2016 | Angeles Crest 100 Mile (USA) | 100mi | |||
| 32:07:43 h | Pronske, Keith | *Wilton, CA | Overall: 111 | M: 98 | Cat M55: 3 |
| 16.-17.07.2016 | Tahoe Rim Trail 55km Endurance Run (USA) | 55km | |||
| 8:30:30 h | Pronske, Keith | *Wilton, CA | Overall: 48 | M: 28 | Cat M55: 2 |
| 02.07.2016 | Lovers Leap of Faith 50 Miles (USA) | 50mi | |||
| 15:24:30 h | Pronske, Keith | Overall: 2 | M: 2 | Cat M55: 1 | |
| 07.05.2016 | The Canyons Endurance 100 Km Run (USA) | 100km | |||
| 18:39:42 h | Pronske, Keith | *Wilton, CA | Overall: 195 | M: 136 | Cat M55: 7 |
| 02.04.2016 | Grizzly Peak 50k (USA) | 50km | |||
| 7:44:14 h | Pronske, Keith | *Wilton, CA | Overall: 18 | M: 16 | Cat M55: 2 |
| 05.03.2016 | Way Too Cool 50K Endurance Run (USA) | 50km | |||
| 6:46:36 h | Pronske, Keith | *Wilton, CA | Overall: 517 | M: 363 | Cat M55: 17 |
| 2015 | 5 Events, 521.401 km (More) | ||||
| 18.10.2015 | Overlook Endurance Run 50K (USA) | 50km | |||
| 6:27:13 h | Pronske, Keith | *Wilton, CA | Overall: 72 | M: 45 | Cat M55: 3 |
| 26.09.2015 | Ultra Race of Champions (UROC) 100K (USA) | 100km | |||
| 18:50:58 h | Pronske, Keith | *Wilton, CA | Overall: 40 | M: 30 | Cat M55: 1 |
| 18.-19.07.2015 | Tahoe Rim Trail 50M Endurance Run (USA) | 50mi | |||
| 15:12:17 h | Pronske, Keith | *Wilton, CA | Overall: 110 | M: 87 | Cat M55: 9 |
| 03.-04.05.2015 | Badwater Salton Sea (USA) | 130km | |||
| 24:19:50 h | Pronske, Keith | Learn Japanese IN 28 Hours | Overall: 28 | M: 18 | Cat M55: 1 |
| 31.01.-01.02.2015 | Rocky Raccoon 100 Mile Trail Run - US Championchips (USA) | 100mi | |||
| 27:23:35 h | Pronske, Keith | *Wilton, CA | Overall: 52 | M: 38 | Cat M55: 2 |
| 31.01.-01.02.2015 | Rocky Raccoon 100 Mile Trail Run (USA) | 100mi | |||
| 27:23:35 h | Pronske, Keith | *Wilton, CA | Overall: 167 | M: 134 | Cat M55: 5 |
| 2014 | 7 Events, 571.868 km (More) | ||||
| 28.12.2014 | Woodside Trail Run 50K (USA) | 50km | |||
| 6:27:49 h | Pronske, Keith | *Wilton, CA | Overall: 70 | M: 56 | Cat M55: 4 |
| 08.-09.11.2014 | Rio Del Lago 100 Mile Endurance Run (USA) | 100mi | |||
| 29:33:37 h | Pronske, Keith | *Wilton, CA | Overall: 103 | M: 73 | Cat M50: 11 |
| 13.-14.09.2014 | Headlands Hundred 50 Mile Endurance Run (USA) | 50mi | |||
| 14:11:36 h | Pronske, Keith | *Wilton, CA | Overall: 55 | M: 46 | Cat M50: 6 |
| 03.05.2014 | The Canyons Endurance 50 Km Run (USA) | 50km | |||
| 8:33:23 h | Pronske, Keith | *Wilton, CA | Overall: 76 | M: 56 | Cat M50: 9 |
| 05.04.2014 | American River 50 Mile Endurance Run (USA) | 50mi | |||
| 11:11:19 h | Pronske, Keith | *Wilton, CA | Overall: 477 | M: 345 | Cat M50: 38 |
| 08.03.2014 | Way Too Cool 50K Endurance Run (USA) | 50km | |||
| 6:24:22 h | Pronske, Keith | *Wilton, CA | Overall: 582 | M: 412 | Cat M50: 55 |
| 11.01.2014 | Bandera 100 km Ultratrail - Open race (USA) | 100km | |||
| 15:19:28 h | Pronske, Keith | *Wilton, CA | Overall: 97 | M: 71 | Cat M50: 5 |
| 2013 | 4 Events, 482.802 km (More) | ||||
| 09.-10.11.2013 | Rio Del Lago 100 Mile Endurance Run (USA) | 100mi | |||
| 27:42:10 h | Pronske, Keith | *Wilton, CA | Overall: 55 | M: 48 | Cat M50: 4 |
| 14.-15.09.2013 | Headlands Hundred 100 Mile Endurance Run (USA) | 100mi | |||
| 31:49:02 h | Pronske, Keith | *Wilton, CA | Overall: 42 | M: 33 | Cat M50: 3 |
| 03.08.2013 | San Francisco 50 Mile Endurance Run (USA) | 50mi | |||
| 12:54:07 h | Pronske, Keith | Overall: 45 | M: 29 | Cat M50: 4 | |
| 06.04.2013 | American River 50 Mile Endurance Run (USA) | 50mi | |||
| 10:43:20 h | Pronske, Keith | *Wilton, CA | Overall: 480 | M: 343 | Cat M50: 39 |
| 2012 | 1 Event, 80.467 km (More) | ||||
| 07.04.2012 | American River 50 Mile Endurance Run (USA) | 50mi | |||
| 12:49:45 h | Pronske, Keith | *Wilton, CA | Overall: 672 | M: 480 | Cat M50: 59 |
| 2010 | 1 Event, 80.467 km (More) | ||||
| 10.04.2010 | American River 50 Mile Endurance Run (USA) | 50mi | |||
| 12:32:49 h | Pronske, Keith | Overall: 561 | M: 406 | Cat M50: 57 | |
Personal bests
Your list of personal best performances only contains performances of races which can be included into rankings.
In brackets rank in yearly international/national rankings.
| PB | 2026 | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2010 | |
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| 50km | 7:34:40 |
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7:34:40
(3497/359) |
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Comparison table
Comparison of performances in races with multiple participations
| 2026 | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2010 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| FOURmidable 50K | 6 | 8:23:06 | 8:11:47 | 7:46:57 | 7:48:59 | 7:11:41 | 7:37:04 | ||||||||||
| The Canyons Endurance 100 Km Run | 4 | 18:55:43 | 17:55:03 | 17:32:20 | 18:39:42 | ||||||||||||
| American River 50 Mile Endurance Run | 4 | 11:11:19 | 10:43:20 | 12:49:45 | 12:32:49 | ||||||||||||
| Quad Dipsea Trail Run | 3 | 8:12:22 | 7:42:21 | 7:34:44 | |||||||||||||
| Overlook Endurance Run 50K | 3 | 6:50:46 | 6:07:05 | 6:27:13 | |||||||||||||
| Way Too Cool 50K Endurance Run | 3 | 6:25:31 | 6:46:36 | 6:24:22 | |||||||||||||
| Quicksilver 50 km Endurance Run | 3 | 9:09:23 | 8:29:23 | 8:50:48 | |||||||||||||
| No Hands Trail Run | 2 | 8:28:14 | 8:24:21 | ||||||||||||||
| Dead Truck Race | 2 | 7:23:20 | 7:50:53 | ||||||||||||||
| Ruck a Chuck 50K | 2 | 7:36:55 | 7:09:27 | ||||||||||||||
| The Canyons Endurance 50 Km Run | 2 | 9:41:58 | 8:33:23 | ||||||||||||||
| Sean O'Brien 50 Mile Trail Race | 2 | 13:27:41 | 14:22:49 | ||||||||||||||
| Tahoe Rim Trail 55km Endurance Run | 2 | 8:54:00 | 8:30:30 | ||||||||||||||
| Tahoe Rim Trail 50M Endurance Run | 2 | 16:18:41 | 15:12:17 | ||||||||||||||
| Headlands Hundred 50 Mile Endurance Run | 2 | 7:23:00 | 14:11:36 | ||||||||||||||
| Javelina Jundred 100 Mile Endurance Run | 2 | 29:06:37 | 26:32:09 | ||||||||||||||
| Rio Del Lago 100 Mile Endurance Run | 2 | 29:33:37 | 27:42:10 | ||||||||||||||
| Tahoe Rim Trail 100M Endurance Run | 2 | 36:07:13 | 33:49:49 |