| Name: | Nickell, Sean |
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| Club: | North Down AC | ||
| Residence: | Donaghadee,Down | ||
| Year of birth: | 1970 | (Cat. german: M55) | |
| Date of birth: | hidden | (Cat. internat.: M55) | |
| Nationality: | IRL ![]() |
Ireland | |
| RunnerID: | 200703 | ||
57 search results (52 Events, 6935.546 km). (More)
| 2025 | 2 Events, 215.934 km (More) | ||||
|---|---|---|---|---|---|
| 20.09.2025 | Seven Sisters Skyline (IRL) | 55km | |||
| 12:21:05 h | Nickell, Sean | Overall: 38 | M: 34 | Cat M55: 1 | |
| 16.-17.08.2025 | Mauerweglauf 100 Meilen Berlin (GER) | 100mi | |||
| 20:52:26 h | Nickell, Sean | North Down AC | Overall: 72 | M: 59 | Cat M55: 5 |
| 2024 | 4 Events, 736.122 km (More) | ||||
| 12.10.2024 | Mourne Sky Ultra (GBR) | 50km | |||
| 10:42:12 h | Nickell, Sean | Overall: 57 | M: 48 | Cat M50: 8 | |
| 17.-18.08.2024 | Mauerweglauf 100 Meilen Berlin (GER) | 100mi | |||
| 21:43:16 h | Nickell, Sean | *Donaghadee | Overall: 71 | M: 59 | Cat M50: 12 |
| 16.-22.06.2024 | Summer Spine Race (GBR) | 268mi | |||
| 5d 12:54:58 h | Nickell, Sean | Overall: 24 | M: 23 | Cat M50: 6 | |
| 10.02.2024 | Last One Standing Florence Court (GBR) | 37h | |||
| 93.884 km | Nickell, Sean | North Down AC | Overall: 17 | M: 16 | Cat M50: 3 |
| 2023 | 6 Events, 690.276 km (More) | ||||
| 31.12.2023-01.01.2024 | 24 Uair Trasna Na Blianta - 100mi split (IRL) | 100mi | |||
| 23:00:47 h | Nickell, Sean | North Down AC | Overall: 5 | M: 4 | Cat M50: 1 |
| 31.12.2023-01.01.2024 | 24 Uair Trasna Na Blianta (IRL) | 24h | |||
| 161.600 km | Nickell, Sean | North Down AC | Overall: 4 | M: 3 | Cat M50: 1 |
| 31.12.2023-01.01.2024 | 24 Uair Trasna Na Blianta - 100km split (IRL) | 100km | |||
| 13:22:42 h | Nickell, Sean | North Down AC | Overall: 8 | M: 6 | Cat M50: 1 |
| 31.12.2023 | 24 Uair Trasna Na Blianta - 6h split (IRL) | 6h | |||
| 53.622 km | Nickell, Sean | North Down AC | Overall: 9 | M: 6 | Cat M50: 1 |
| 31.12.2023 | 24 Uair Trasna Na Blianta - 12h split (IRL) | 12h | |||
| 90.632 km | Nickell, Sean | North Down AC | Overall: 7 | M: 5 | Cat M50: 1 |
| 31.12.2023 | 24 Uair Trasna Na Blianta - 50km split (IRL) | 50km | |||
| 5:42:39 h | Nickell, Sean | North Down AC | Overall: 14 | M: 11 | Cat M50: 1 |
| 29.08.2023 | Sur les Traces des Ducs de Savoie (TDS) (ITA) | 145km | |||
| 40:07:51 h | Nickell, Sean | North Down AC | Overall: 702 | M: 633 | Cat M50: 57 |
| 25.06.2023 | The Lighthouse Run (GBR) | 41mi | |||
| 7:06:34 h | Nickell, Sean | Overall: 8 | M: 7 | Cat M50: 2 | |
| 03.-04.06.2023 | Norn Iron Ultra 100 (GBR) | 108mi | |||
| 26:02:22 h | Nickell, Sean | North Down AC | Overall: 9 | M: 7 | Cat M50: 1 |
| 07.05.2023 | Belfast Castle to Carrickfergus Castle (GBR) | 50km | |||
| 5:35:11 h | Nickell, Sean | Overall: 2 | M: 2 | Cat M50: 1 | |
| 11.02.2023 | Last One Standing Florida Manor (GBR) | 36h | |||
| 93.884 km | Nickell, Sean | Overall: 36 | M: 31 | Cat M50: 3 | |
| 2022 | 7 Events, 907.462 km (More) | ||||
| 15.-17.10.2022 | Backyard Ultra World Team Championships - Ireland (IRL) | 51h | |||
| 67.060 km | Nickell, Sean | Overall: 15 | M: 14 | Cat M50: 7 | |
| 02.-03.09.2022 | The Kerry Way Ultra (IRL) | 193km | |||
| 38:41:17 h | Nickell, Sean | Overall: 80 | M: 74 | Cat M50: 11 | |
| 03.07.2022 | Gullion Way Ultra (GBR) | 64km | |||
| 6:47:54 h | Nickell, Sean | Overall: 4 | M: 4 | Cat M50: 1 | |
| 04.-05.06.2022 | Norn Iron Ultra 100 (GBR) | 100mi | |||
| 24:05:00 h | Nickell, Sean | North Down AC | Overall: 4 | M: 3 | Cat M50: 1 |
| 23.-24.04.2022 | Barry & Johns Backyard Ultra (IRL) | 26h | |||
| 167.650 km | Nickell, Sean | Overall: 2 | M: 2 | Cat M50: 1 | |
| 12.02.2022 | Last One Standing Castleward (GBR) | 37h | |||
| 93.884 km | Nickell, Sean | Overall: 51 | M: 45 | Cat M50: 7 | |
| 28.-29.01.2022 | The Arc of Attrition 100 Mile (GBR) | 100mi | |||
| 30:47:05 h | Nickell, Sean | Overall: 67 | M: 61 | Cat M50: 9 | |
| 2021 | 5 Events, 743.928 km (More) | ||||
| 19.-20.11.2021 | Dublin Mountain Trailrunning Festival 100km (IRL) | 100km | |||
| 18:02:14 h | Nickell, Sean | Overall: 5 | M: 4 | Cat M50: 1 | |
| 16.-17.10.2021 | Belfast 24-Hour Int. Road Race (GBR) | 24h | |||
| 167.450 km | Nickell, Sean | Overall: 24 | M: 19 | Cat M50: 3 | |
| 28.08.2021 | Last One Standing Florence Court (GBR) | 37h | |||
| 241.416 km | Nickell, Sean | Overall: 2 | M: 2 | Cat M50: 1 | |
| 31.07.2021 | The Montalto 12 Hour Challenge (GBR) | 12h | |||
| 54.000 km | Nickell, Sean | Overall: 40 | M: 22 | Cat M50: 6 | |
| 15.05.2021 | Last One Standing Florida Manor (GBR) | 63h | |||
| 181.062 km | Nickell, Sean | Overall: 13 | M: 12 | Cat M50: 2 | |
| 2020 | 2 Events, 301.77 km (More) | ||||
| 17.-19.10.2020 | Backyard Ultra World Team Championships - United Kingdom (GBR) | 39h | |||
| 201.180 km | Nickell, Sean | Overall: 5 | M: 5 | Cat M50: 2 | |
| 15.02.2020 | Last One Standing Castleward (GBR) | 41h | |||
| 100.590 km | Nickell, Sean | Overall: 44 | M: 28 | Cat M45: 11 | |
| 2019 | 7 Events, 1138.093 km (More) | ||||
| 01.-03.11.2019 | Winter Thwarted Rebellion 75mi Ultra Marathon (GBR) | 75mi | |||
| 26:51:45 h | Nickell, Sean | North Down AC | Overall: 15 | M: 14 | Cat M45: 3 |
| 31.08.2019 | Last One Standing Florence Court (GBR) | 37h | |||
| 160.944 km | Nickell, Sean | Overall: 7 | M: 6 | Cat M45: 2 | |
| 10.-11.08.2019 | Connemara 100 (IRL) | 100mi | |||
| 17:08:37 h | Nickell, Sean | Overall: 3 | M: 3 | Cat M45: 1 | |
| 22.-23.06.2019 | Energia 24-Hour Race (GBR) | 24h | |||
| 195.804 km | Nickell, Sean | North Down AC | Overall: 17 | M: 12 | Cat M45: 4 |
| 27.04.2019 | Highland Fling Race (GBR) | 53mi | |||
| 9:15:17 h | Nickell, Sean | North Down AC | Overall: 47 | M: 42 | Cat M45: 6 |
| 29.-30.03.2019 | Dublin 2 Belfast Ultra (IRL) | 173km | |||
| 19:10:15 h | Nickell, Sean | North Down AC | Overall: 4 | M: 4 | Cat M45: 2 |
| 16.02.2019 | Last One Standing Castleward (GBR) | 41h | |||
| 241.416 km | Nickell, Sean | North Down AC | Overall: 4 | M: 3 | Cat M45: 2 |
| 2018 | 5 Events, 731.433 km (More) | ||||
| 01.09.2018 | Last One Standing Florence Court (GBR) | 49h | |||
| 201.180 km | Nickell, Sean | Overall: 4 | M: 4 | Cat M45: 2 | |
| 23.-24.06.2018 | Energia 24-Hour Race (GBR) | 24h | |||
| 172.190 km | Nickell, Sean | Overall: 20 | M: 12 | Cat M45: 4 | |
| 09.06.2018 | Mourne Way Ultra Marathon (GBR) | 85km | |||
| 10:05:58 h | Nickell, Sean | Overall: 13 | M: 12 | Cat M45: 3 | |
| 28.04.2018 | Highland Fling Race (GBR) | 53mi | |||
| 10:43:40 h | Nickell, Sean | North Down AC | Overall: 163 | M: 141 | Cat M45: 24 |
| 17.02.2018 | Last One Standing Castleward (GBR) | 35h | |||
| 187.768 km | Nickell, Sean | North Down AC | Overall: 4 | M: 4 | Cat M45: 2 |
| 2017 | 5 Events, 655.276 km (More) | ||||
| 01.-02.12.2017 | Wicklow Way 100 Miles (IRL) | 100mi | |||
| 24:21:48 h | Nickell, Sean | *Down | Overall: 3 | M: 3 | Cat M45: 2 |
| 28.10.2017 | Jedburgh Three Peaks Ultramarathon (GBR) | 38mi | |||
| 6:43:37 h | Nickell, Sean | Overall: 39 | M: 37 | Cat M45: 10 | |
| 01.-02.07.2017 | Energia 24-Hour Race (GBR) | 24h | |||
| 180.537 km | Nickell, Sean | North Down AC | Overall: 17 | M: 14 | Cat M45: 6 |
| 10.06.2017 | Mourne Way Ultra Marathon (GBR) | 85km | |||
| 9:31:14 h | Nickell, Sean | Overall: 20 | M: 20 | Cat M45: 2 | |
| 18.02.2017 | Last One Standing Castleward (GBR) | 36h | |||
| 167.650 km | Nickell, Sean | Overall: 9 | M: 9 | Cat M45: 5 | |
| 2016 | 4 Events, 482.524 km (More) | ||||
| 12.11.2016 | Tollymore Trail Ultra Marathon (GBR) | 61.1km | |||
| 6:19:14 h | Nickell, Sean | Overall: 12 | M: 10 | Cat M45: 3 | |
| 25.06.2016 | Energia 24-Hour Race (GBR) | 24h | |||
| 175.480 km | Nickell, Sean | Overall: 22 | M: 19 | Cat M45: 5 | |
| 11.06.2016 | Mourne Way Ultra Marathon (GBR) | 85km | |||
| 9:03:14 h | Nickell, Sean | Overall: 8 | M: 8 | Cat M45: 1 | |
| 20.02.2016 | Last One Standing Castleward (GBR) | 30h | |||
| 160.944 km | Nickell, Sean | Overall: 6 | M: 5 | Cat M45: 1 | |
| 2015 | 2 Events, 123.864 km (More) | ||||
| 14.11.2015 | Tollymore Trail Ultra Marathon (GBR) | 61.1km | |||
| 5:35:35 h | Nickell, Sean | Overall: 4 | M: 4 | Cat M45: 2 | |
| 26.09.2015 | Causeway Coast Ultra Marathon (GBR) | 39mi | |||
| 6:35:36 h | Nickell, Sean | Overall: 9 | M: 9 | Cat M45: 1 | |
| 2014 | 1 Event, 61.1 km (More) | ||||
| 15.11.2014 | Tollymore Trail Ultra Marathon (GBR) | 61.1km | |||
| 6:09:24 h | Nickell, Sean | Overall: 7 | M: 7 | Cat M40: 3 | |
| 2011 | 2 Events, 147.764 km (More) | ||||
| 01.10.2011 | Causeway Coast Ultra Marathon (GBR) | 39mi | |||
| 6:38:19 h | Nickell, Sean | Overall: 11 | M: 10 | Cat M40: 2 | |
| 11.06.2011 | Mourne Way Ultra Marathon (GBR) | 85km | |||
| 10:25:08 h | Nickell, Sean | Overall: 10 | M: 9 | Cat M40: 3 | |
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 | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2011 | |
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| 50km | 5:42:39 |
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5:42:39
(9518/168) |
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| 100km | 13:22:42 |
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13:22:42
(6592/18) |
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| 100mi | 23:00:47 |
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23:00:47
(522/9) |
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| 6h | 53.622 |
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53.622
(1981/18) |
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| 12h | 90.632 |
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90.632
(1334/18) |
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| 24h | 195.804 |
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161.600
(1043/18) |
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167.450
(592/14) |
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195.804
(341/11) |
172.190
(694/12) |
180.537
(600/16) |
175.480
(607/14) |
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Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2011 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Last One Standing Castleward | 8 | 93.884 | 93.884 | 181.062 | 100.590 | 241.416 | 187.768 | 167.650 | 160.944 | |||||
| Energia 24-Hour Race | 5 | 167.450 | 195.804 | 172.190 | 180.537 | 175.480 | ||||||||
| Last One Standing Florence Court | 4 | 93.884 | 241.416 | 160.944 | 201.180 | |||||||||
| Mourne Way Ultra Marathon | 4 | 10:05:58 | 9:31:14 | 9:03:14 | 10:25:08 | |||||||||
| Tollymore Trail Ultra Marathon | 3 | 6:19:14 | 5:35:35 | 6:09:24 | ||||||||||
| Norn Iron Ultra 100 | 2 | 26:02:22 | 24:05:00 | |||||||||||
| Causeway Coast Ultra Marathon | 2 | 6:35:36 | 6:38:19 | |||||||||||
| Mauerweglauf 100 Meilen Berlin | 2 | 20:52:26 | 21:43:16 | |||||||||||
| Highland Fling Race | 2 | 9:15:17 | 10:43:40 |





