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| Nom: | Backstrom, Jonah |
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| Club: | |||
| Domicile: | San Francisco, CA | ||
| Année: | 1973 | (Cat. allemande: M50) | |
| Date de naissance: | 00.00.0000 | (Cat. internat.: M50) | |
| Nationalité: | USA  |
États-Unis | |
| RunnerID: | 1246972 | ||
25 résultats des recherches (25 Manifestations, 1889.813 km). (Plus)
| 2025 | 3 Manifestations, 229.76 km (Plus) | ||||
|---|---|---|---|---|---|
| 22.11.2025 | Fat Ox 24 Hour National Championship (USA) | 24h | |||
| 98.599 km | Backstrom, Jonah | *San Francisco, CA | scratch: 15 | H: 10 | Cat. M50: 1 |
| 16.08.2025 | Tamalpa Headlands 50K (USA) | 31.5mi | |||
| 4:02:26 h | Backstrom, Jonah | *San Francisco, CA | scratch: 11 | H: 11 | Cat. M50: 1 |
| 08.03.2025 | Marin Ultra Challenge 50 Mile Race (USA) | 50mi | |||
| 7:29:24 h | Backstrom, Jonah | *San Francisco, CA | scratch: 1 | H: 1 | Cat. M50: 1 |
| 2024 | 3 Manifestations, 261.628 km (Plus) | ||||
| 14.-15.12.2024 | Desert Solstice 24 Hour Run (USA) | 24h | |||
| 50.000 km | Backstrom, Jonah | *San Francisco, CA | scratch: 21 | H: 11 | Cat. M50: 2 |
| 17.08.2024 | Tamalpa Headlands 50K (USA) | 31.5mi | |||
| 4:29:30 h | Backstrom, Jonah | *San Francisco, CA | scratch: 9 | H: 9 | Cat. M50: 1 |
| 17.-18.02.2024 | Jackpot Ultra Running Festival 100 Mile Race - US Championship (USA) | 100mi | |||
| 14:11:37 h | Backstrom, Jonah | *San Francisco, CA | scratch: 3 | H: 2 | Cat. M50: 1 |
| 2023 | 4 Manifestations, 341.401 km (Plus) | ||||
| 11.-12.11.2023 | Tunnel Hill 50 Mile Race (USA) | 50mi | |||
| 6:15:56 h | Backstrom, Jonah | *San Francisco, CA | scratch: 9 | H: 7 | Cat. M45: 1 |
| 14.10.2023 | Ruth Anderson Ultra 50km (USA) | 50km | |||
| 3:32:02 h | Backstrom, Jonah | scratch: 1 | H: 1 | Cat. M45: 1 | |
| 06.08.2023 | Ragged 75 Stage Race - 50km Split (USA) | 50km | |||
| 5:36:24 h | Backstrom, Jonah | *San Francisco, CA | scratch: 15 | H: 13 | Cat. M45: 1 |
| 04.-05.03.2023 | Jackpot Ultra Running Festival 100 Mile Race - US Championship (USA) | 100mi | |||
| 14:11:03 h | Backstrom, Jonah | *San Francisco, CA | scratch: 1 | H: 1 | Cat. M45: 1 |
| 2022 | 5 Manifestations, 358.934 km (Plus) | ||||
| 07.08.2022 | Skyline 50k Endurance Run (USA) | 50km | |||
| 4:12:57 h | Backstrom, Jonah | *San Francisco, CA | scratch: 7 | H: 7 | Cat. M45: 1 |
| 17.07.2022 | Big Chief 50K Trail Run (USA) | 50km | |||
| 4:28:02 h | Backstrom, Jonah | *San Francisco, CA | scratch: 1 | H: 1 | Cat. M45: 1 |
| 18.06.2022 | The Broken Arrow Skyrace (USA) | 48km | |||
| 6:14:50 h | Backstrom, Jonah | *San Francisco, CA | scratch: 72 | H: 54 | Cat. M45: 2 |
| 20.-21.02.2022 | Jackpot Ultra Running Festival 100 Mile Race - US Championship (USA) | 100mi | |||
| 14:10:08 h | Backstrom, Jonah | *San Francisco, CA | scratch: 6 | H: 4 | Cat. M45: 1 |
| 05.02.2022 | Jed Smith Ultra Classic - 50 Km Race (USA) | 50km | |||
| 3:18:36 h | Backstrom, Jonah | *San Francisco, CA | scratch: 1 | H: 1 | Cat. M45: 1 |
| 2021 | 3 Manifestations, 255.995 km (Plus) | ||||
| 27.11.2021 | Quad Dipsea Trail Run (USA) | 28mi | |||
| 4:49:32 h | Backstrom, Jonah | *San Francisco, CA | scratch: 8 | H: 7 | Cat. M45: 1 |
| 13.06.2021 | Caumsett Park 50K Lloyd Neck - Championships (USA) | 50km | |||
| 3:30:41 h | Backstrom, Jonah | *San Francisco, CA | scratch: 11 | H: 11 | Cat. M45: 1 |
| 23.-24.04.2021 | Jackpot Ultra Running Festival 100 Mile Race - US Championship (USA) | 100mi | |||
| 19:08:24 h | Backstrom, Jonah | *San Francisco, CA | scratch: 12 | H: 8 | Cat. M45: 1 |
| 2020 | 2 Manifestations, 130.467 km (Plus) | ||||
| 14.03.2020 | Pioneer Spirit 50M (USA) | 50mi | |||
| 7:40:17 h | Backstrom, Jonah | *San Francisco, CA | scratch: 10 | H: 10 | Cat. M45: 1 |
| 01.02.2020 | Jed Smith Ultra Classic - 50 Km Race (USA) | 50km | |||
| 3:17:59 h | Backstrom, Jonah | *San Francisco, CA | scratch: 1 | H: 1 | Cat. M45: 1 |
| 2019 | 5 Manifestations, 311.628 km (Plus) | ||||
| 05.10.2019 | Dick Collins Firetrails 50 Mile (USA) | 50mi | |||
| 7:23:55 h | Backstrom, Jonah | *San Francisco, CA | scratch: 1 | H: 1 | Cat. M45: 1 |
| 24.08.2019 | Tamalpa Headlands 50K (USA) | 31.5mi | |||
| 4:23:48 h | Backstrom, Jonah | *San Francisco, CA | scratch: 2 | H: 2 | Cat. M45: 1 |
| 04.08.2019 | Skyline 50k Endurance Run (USA) | 50km | |||
| 3:47:16 h | Backstrom, Jonah | *San Francisco, CA | scratch: 4 | H: 4 | Cat. M45: 1 |
| 06.04.2019 | American River 50 Mile Endurance Run (USA) | 50mi | |||
| 7:05:40 h | Backstrom, Jonah | *San Francisco, CA | scratch: 4 | H: 4 | Cat. M45: 1 |
| 16.02.2019 | FOURmidable 50K (USA) | 50km | |||
| 4:26:40 h | Backstrom, Jonah | *San Francisco, CA | scratch: 20 | H: 17 | Cat. M45: 3 |
Bests personnels
La liste de vos meilleures performances personnelles ne contient que les performances des courses qui peuvent être incluses dans les classements.
Entre guillemets place en classement annuel international/national
| PB | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|---|
| 50km | 3:17:59 |
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3:32:02
(474/29) |
3:18:36
(233/15) |
3:30:41
(198/14) |
3:17:59
(58/10) |
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| 50mi | 6:15:56 |
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6:15:56
(39/11) |
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| 100mi | 14:11:03 |
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14:11:37
(24/7) |
14:11:03
(45/5) |
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19:08:24
(204/38) |
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| 24h | 98.599 |
98.599
(3278/478) |
50.000
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Tableau comparatif
Résultats comparatifs pour plusieurs participations
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | ||
|---|---|---|---|---|---|---|---|---|
| Jackpot Ultra Running Festival 100 Mile Race - US Championship | 4 | 14:11:37 | 14:11:03 | 14:10:08 | 19:08:24 | |||
| Tamalpa Headlands 50K | 3 | 4:02:26 | 4:29:30 | 4:23:48 | ||||
| Skyline 50k Endurance Run | 2 | 4:12:57 | 3:47:16 | |||||
| Jed Smith Ultra Classic - 50 Km Race | 2 | 3:18:36 | 3:17:59 |