| Name: | Caldwell, Richard (Lion) |
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| Club: | |||
| Residence: | Albuquerque, NM | ||
| Year of birth: | 1951 | (Cat. german: M75) | |
| Date of birth: | 29.04.1951 | (Cat. internat.: M70) | |
| Nationality: | USA ![]() |
United States | |
| RunnerID: | 75302 | ||
68 search results (49 Events, 5365.719 km). (More)
| 2025 | 1 Event, 90.123 km (More) | ||||
|---|---|---|---|---|---|
| 16.-18.05.2025 | 3 Days at the Fair 48 Hour Race (USA) | 48h | |||
| 90.123 km | Caldwell, Richard (Lion) | *Albuquerque | Overall: 48 | M: 32 | Cat M70: 3 |
| 2023 | 1 Event, 161.2 km (More) | ||||
| 11.-13.08.2023 | Gloucester 48h track race - 100mi Split (GBR) | 100mi | |||
| 36:59:38 h | Caldwell, Richard (Lion) | Overall: 42 | M: 24 | Cat M70: 2 | |
| 11.-13.08.2023 | Gloucester 48h track race (GBR) | 48h | |||
| 161.200 km | Caldwell, Richard (Lion) | Overall: 46 | M: 27 | Cat M70: 2 | |
| 11.-13.08.2023 | Gloucester 48h track race - 100km Split (GBR) | 100km | |||
| 20:49:15 h | Caldwell, Richard (Lion) | Overall: 48 | M: 29 | Cat M70: 1 | |
| 11.-13.08.2023 | Gloucester 48h track race - 50mi Split (GBR) | 50mi | |||
| 16:00:25 h | Caldwell, Richard (Lion) | Overall: 53 | M: 32 | Cat M70: 2 | |
| 11.-12.08.2023 | Gloucester 48h track race - 24h split (GBR) | 24h | |||
| 111.600 km | Caldwell, Richard (Lion) | Overall: 48 | M: 28 | Cat M70: 1 | |
| 11.-12.08.2023 | Gloucester 48h track race - 12h split (GBR) | 12h | |||
| 70.400 km | Caldwell, Richard (Lion) | Overall: 48 | M: 29 | Cat M70: 2 | |
| 2022 | 1 Event, 160.934 km (More) | ||||
| 13.-15.05.2022 | 3 Days at the Fair 48 Hour Race (USA) | 48h | |||
| 160.934 km | Caldwell, Richard (Lion) | *Albuquerque, NM | Overall: 28 | M: 18 | Cat M70: 1 |
| 2021 | 1 Event, 160.934 km (More) | ||||
| 14.-16.05.2021 | 3 Days at the Fair 48 Hour Race (USA) | 48h | |||
| 160.934 km | Caldwell, Richard (Lion) | *Albuquerque, NM | Overall: 34 | M: 14 | Cat M70: 2 |
| 2019 | 2 Events, 302.556 km (More) | ||||
| 28.08.-02.09.2019 | A Race for the Ages (USA) | 87h | |||
| 257.495 km | Caldwell, Richard (Lion) | *Albuquerque, NM | Overall: 10 | M: 8 | Cat M65: 3 |
| 16.02.2019 | Jackpot Ultra Running Festival 6 Hour Race (USA) | 6h | |||
| 45.061 km | Caldwell, Richard (Lion) | *Albuquerque, NM | Overall: 17 | M: 13 | Cat M65: 2 |
| 2018 | 2 Events, 118.397 km (More) | ||||
| 23.-24.06.2018 | Cirque to Griffith Park 12 Hour Run (USA) | 12h | |||
| 68.397 km | Caldwell, Richard (Lion) | *Albuquerque, NM | Overall: 43 | M: 27 | Cat M65: 1 |
| 22.04.2018 | Ruth Anderson Ultra 50km (USA) | 50km | |||
| 7:00:42 h | Caldwell, Richard (Lion) | Overall: 17 | M: 10 | Cat M65: 2 | |
| 2017 | 2 Events, 287.817 km (More) | ||||
| 31.08.-04.09.2017 | A Race for the Ages (USA) | 83h | |||
| 241.401 km | Caldwell, Richard (Lion) | *Albuquerque, NM | Overall: 18 | M: 13 | Cat M65: 3 |
| 22.07.2017 | Endless Summer 6-Hour Run (USA) | 6h | |||
| 46.416 km | Caldwell, Richard (Lion) | Overall: 33 | M: 18 | Cat M65: 1 | |
| 2016 | 1 Event, 80.467 km (More) | ||||
| 21.08.2016 | Run-de-Vous 50 Mile Endurance Run (USA) | 50mi | |||
| 10:57:49 h | Caldwell, Richard (Lion) | *Albuquerque, NM | Overall: 5 | M: 4 | Cat M65: 1 |
| 2015 | 3 Events, 326.967 km (More) | ||||
| 04.-08.09.2015 | A Race for the Ages (USA) | 84h | |||
| 223.698 km | Caldwell, Richard (Lion) | *Albuquerque, NM | Overall: 21 | M: 18 | Cat M60: 6 |
| 25.07.2015 | Endless Summer 6-Hour Run (USA) | 6h | |||
| 53.269 km | Caldwell, Richard (Lion) | Overall: 28 | M: 18 | Cat M60: 2 | |
| 14.03.2015 | Prickly Pear 50 km Trail Run (USA) | 50km | |||
| 5:23:48 h | Caldwell, Richard (Lion) | *Albuquerque, NM | Overall: 19 | M: 16 | Cat M60: 1 |
| 2014 | 1 Event, 80.467 km (More) | ||||
| 16.-17.08.2014 | Run-de-Vous 50 Mile Endurance Run (USA) | 50mi | |||
| 9:52:09 h | Caldwell, Richard (Lion) | Overall: 2 | M: 2 | Cat M60: 1 | |
| 2011 | 2 Events, 130.549 km (More) | ||||
| 20.-21.08.2011 | Run-de-Vous 50 Mile Endurance Run (USA) | 50mi | |||
| 8:27:31 h | Caldwell, Richard (Lion) | Overall: 2 | M: 2 | Cat M60: 1 | |
| 23.07.2011 | Endless Summer 6-Hour Run (USA) | 6h | |||
| 50.082 km | Caldwell, Richard (Lion) | Overall: 11 | M: 8 | Cat M60: 1 | |
| 2005 | 1 Event, 87.1 km (More) | ||||
| 02.10.2005 | London to Brighton Road Race (GBR) | 87.1km | |||
| 8:07:41 h | Caldwell, Richard (Lion) | Pacific Striders/USA | Overall: 38 | M: 35 | Cat M50: 3 |
| 2004 | 1 Event, 50 km (More) | ||||
| 09.10.2004 | Telegraph Trail 50K (USA) | 50km | |||
| 6:18:42 h | Caldwell, Richard (Lion) | *Bloomfield, NM | Overall: 28 | M: 18 | Cat M50: 3 |
| 2003 | 2 Events, 130.467 km (More) | ||||
| 08.11.2003 | Helen Klein Ultra Classic 50mi (USA) | 50mi | |||
| 7:31:51 h | Caldwell, Richard (Lion) | Overall: 10 | M: 7 | Cat M50: 1 | |
| 19.04.2003 | Ruth Anderson Ultra 50km (USA) | 50km | |||
| 4:08:58 h | Caldwell, Richard (Lion) | Overall: 2 | M: 2 | Cat M50: 1 | |
| 2001 | 1 Event, 80.467 km (More) | ||||
| 21.04.2001 | Ruth Anderson Ultra 50mi (USA) | 50mi | |||
| 7:02:57 h | Caldwell, Richard (Lion) | Overall: 2 | M: 2 | Cat M45: 2 | |
| 2000 | 1 Event, 119.574 km (More) | ||||
| 22.07.2000 | Jim Skophammer 12 Hour Track Run (USA) | 12h | |||
| 119.574 km | Caldwell, Richard (Lion) | Overall: 1 | M: 1 | Cat M45: 1 | |
| 1999 | 1 Event, 175.385 km (More) | ||||
| 18.-19.09.1999 | Olander Park 24 Hour Run - US Championships (USA) | 24h | |||
| 175.385 km | Caldwell, Richard (Lion) | Overall: 19 | M: 15 | Cat M45: 3 | |
| 18.-19.09.1999 | Olander Park 24 Hour Run - Open race (USA) | 24h | |||
| 175.385 km | Caldwell, Richard (Lion) | Overall: 21 | M: 17 | Cat M45: 3 | |
| 1998 | 2 Events, 206.91 km (More) | ||||
| 19.-20.09.1998 | Olander Park 24 Hour Run (USA) | 24h | |||
| 126.443 km | Caldwell, Richard (Lion) | Overall: 61 | M: 49 | Cat M45: 7 | |
| 20.06.1998 | San Juan Solstice 50 Mile Run (USA) | 50mi | |||
| 13:44:45 h | Caldwell, Richard (Lion) | Overall: 34 | M: 25 | Cat M45: 2 | |
| 1996 | 2 Events, 130.467 km (More) | ||||
| 25.05.1996 | Metropolitan 50 Mile Race (USA) | 50mi | |||
| 6:17:39 h | Caldwell, Richard (Lion) | *AK | Overall: 3 | M: 3 | Cat M45: 1 |
| 23.03.1996 | Crown King Scramble 50K (USA) | 50km | |||
| 5:10:46 h | Caldwell, Richard (Lion) | *AK | Overall: 22 | M: 20 | Cat M40: 4 |
| 1995 | 1 Event, 88.5 km (More) | ||||
| 01.10.1995 | London to Brighton Road Race (GBR) | 88.5km | |||
| 7:22:23 h | Caldwell, Richard (Lion) | Pacific Striders | Overall: 16 | M: 15 | Cat M40: 5 |
| 1993 | 1 Event, 89 km (More) | ||||
| 31.05.1993 | Comrades Marathon - Down Run (RSA) | 89km | |||
| 6:53:08 h | Caldwell, Richard (Lion) | Overall: 251 | M: 251 | Cat M40: 30 | |
| 1992 | 1 Event, 100 km (More) | ||||
| 18.01.1992 | TAC/USA National 100 Km Championship - 50km Split (USA) | 50km | |||
| 3:45:51 h | Caldwell, Richard (Lion) | *KS | Overall: 11 | M: 11 | Cat M40: 2 |
| 18.01.1992 | TAC/USA National 100 Km Championship (USA) | 100km | |||
| 8:21:09 h | Caldwell, Richard (Lion) | *KS | Overall: 9 | M: 9 | Cat M40: 2 |
| 1991 | 1 Event, 80.467 km (More) | ||||
| 23.02.1991 | Houston Ultramarathon 50mi (USA) | 50mi | |||
| 6:09:47 h | Caldwell, Richard (Lion) | *AZ | Overall: 7 | M: 6 | Cat M35: 4 |
| 1989 | 2 Events, 357.782 km (More) | ||||
| 29.-30.07.1989 | Vermont 100 Mile Endurance Race (USA) | 100mi | |||
| 17:26:24 h | Caldwell, Richard (Lion) | Overall: 4 | M: 4 | Cat M35: 2 | |
| 19.-20.02.1989 | 24 Hour Indoor Race Milton Keynes (GBR) | 24h | |||
| 196.848 km | Caldwell, Richard (Lion) | Overall: 10 | M: 9 | Cat M35: 2 | |
| 1988 | 1 Event, 160.934 km (More) | ||||
| 25.-26.06.1988 | Western States 100 Mile Endurance Run (USA) | 100mi | |||
| 25:50:31 h | Caldwell, Richard (Lion) | Overall: 131 | M: 120 | Cat M35: 36 | |
| 1987 | 1 Event, 80.467 km (More) | ||||
| 10.10.1987 | West Coast University 50 Miler (USA) | 50mi | |||
| 6:09:27 h | Caldwell, Richard (Lion) | *AZ | Overall: 3 | M: 3 | Cat M35: 1 |
| 1986 | 1 Event, 160.934 km (More) | ||||
| 06.-07.06.1986 | NYRR New York Invitational 100 Mile Run - 100km Split (USA) | 100km | |||
| 8:01:49 h | Caldwell, Richard (Lion) | Overall: 1 | M: 1 | Cat M35: 1 | |
| 06.-07.06.1986 | NYRR New York Invitational 100 Mile Run (USA) | 100mi | |||
| 13:53:16 h | Caldwell, Richard (Lion) | Overall: 1 | M: 1 | Cat M35: 1 | |
| 06.-07.06.1986 | NYRR New York Invitational 100 Mile Run - 50mi Split (USA) | 50mi | |||
| 6:19:10 h | Caldwell, Richard (Lion) | Overall: 1 | M: 1 | Cat M35: 1 | |
| 1984 | 1 Event, 160.934 km (More) | ||||
| 15.-16.06.1984 | Multi Power 100 Mile (USA) | 100mi | |||
| 13:56:26 h | Caldwell, Richard (Lion) | *TX | Overall: 1 | M: 1 | Cat M23: 1 |
| 1983 | 1 Event, 202.318 km (More) | ||||
| 31.12.1983-01.01.1984 | Across the Years, 24h - 100km Split (USA) | 100km | |||
| 8:27:45 h | Caldwell, Richard (Lion) | *TX | Overall: 2 | M: 2 | Cat M23: 2 |
| 31.12.1983-01.01.1984 | Across the Years, 24h - 100mi Split (USA) | 100mi | |||
| 15:45:42 h | Caldwell, Richard (Lion) | *TX | Overall: 2 | M: 2 | Cat M23: 2 |
| 31.12.1983-01.01.1984 | Across the Years, 24h (USA) | 24h | |||
| 202.318 km | Caldwell, Richard (Lion) | *TX | Overall: 1 | M: 1 | Cat M23: 1 |
| 31.12.1983 | Across the Years, 24h - 50mi Split (USA) | 50mi | |||
| 6:39:44 h | Caldwell, Richard (Lion) | *TX | Overall: 2 | M: 2 | Cat M23: 2 |
| 1982 | 5 Events, 531.734 km (More) | ||||
| 27.-28.11.1982 | Bowl of Tears 24 Hour - 50mi Split (USA) | 50mi | |||
| 7:05:30 h | Caldwell, Richard (Lion) | Overall: 2 | M: 2 | Cat M23: 1 | |
| 27.-28.11.1982 | Bowl of Tears 24 Hour - 100km Split (USA) | 100km | |||
| 9:20:59 h | Caldwell, Richard (Lion) | Overall: 2 | M: 2 | Cat M23: 1 | |
| 27.-28.11.1982 | Bowl of Tears 24 Hour - 100mi Split (USA) | 100mi | |||
| 18:50:53 h | Caldwell, Richard (Lion) | Overall: 2 | M: 2 | Cat M23: 1 | |
| 27.-28.11.1982 | Bowl of Tears 24 Hour (USA) | 24h | |||
| 164.000 km | Caldwell, Richard (Lion) | Overall: 4 | M: 3 | Cat M23: 1 | |
| 13.-14.11.1982 | Dallas UltraRunners 24 Hour Track Race (USA) | 24h | |||
| 80.467 km | Caldwell, Richard (Lion) | *CO | Overall: 10 | M: 10 | Cat M23: 4 |
| 13.11.1982 | Dallas UltraRunners 24 Hour Track Race - 50mi Split (USA) | 50mi | |||
| 6:35:53 h | Caldwell, Richard (Lion) | *CO | Overall: 2 | M: 2 | Cat M23: 2 |
| 04.09.1982 | Sandia Crossing (USA) | 28.5mi | |||
| 4:19:22 h | Caldwell, Richard (Lion) | *CO | Overall: 11 | M: 11 | Cat M23: 7 |
| 05.-06.06.1982 | NYRR New York Invitational 100 Mile Run (USA) | 100mi | |||
| 13:19:12 h | Caldwell, Richard (Lion) | *AZ | Overall: 2 | M: 2 | Cat M23: 2 |
| 14.02.1982 | The Complete Runner Ultra (USA) | 50mi | |||
| 5:49:38 h | Caldwell, Richard (Lion) | Overall: 1 | M: 1 | Cat M23: 1 | |
| 1981 | 2 Events, 130.467 km (More) | ||||
| 15.11.1981 | Four-in-One 50 Km Track Run (USA) | 50km | |||
| 3:38:32 h | Caldwell, Richard (Lion) | Overall: 2 | M: 2 | Cat M23: 2 | |
| 22.02.1981 | The Complete Runner Ultra (USA) | 50mi | |||
| 5:57:55 h | Caldwell, Richard (Lion) | Overall: 1 | M: 1 | Cat M23: 1 | |
| 1980 | 1 Event, 100 km (More) | ||||
| 17.02.1980 | Gulf States Ultras - 100km - 50mi Split (USA) | 50mi | |||
| 5:44:00 h | Caldwell, Richard (Lion) | Overall: 1 | M: 1 | Cat M23: 1 | |
| 17.02.1980 | Gulf States Ultras - 100km (USA) | 100km | |||
| 7:20:20 h | Caldwell, Richard (Lion) | Overall: 1 | M: 1 | Cat M23: 1 | |
| 1979 | 2 Events, 241.401 km (More) | ||||
| 03.11.1979 | Metropolitan 50 Mile Race (USA) | 50mi | |||
| 5:56:43 h | Caldwell, Richard (Lion) | Overall: 8 | M: 8 | Cat M23: 5 | |
| 15.-16.06.1979 | New York Unisphere 100-Mile Run (USA) | 100mi | |||
| 13:33:46 h | Caldwell, Richard (Lion) | Overall: 2 | M: 2 | Cat M23: 2 | |
| 15.-16.06.1979 | New York Unisphere 100-Mile Run - 50mi Split (USA) | 50mi | |||
| 6:20:08 h | Caldwell, Richard (Lion) | Overall: 2 | M: 2 | Cat M23: 2 | |
| 15.-16.06.1979 | New York Unisphere 100-Mile Run - 100km Split (USA) | 100km | |||
| 8:03:22 h | Caldwell, Richard (Lion) | Overall: 2 | M: 2 | Cat M23: 2 | |
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 | 2023 | 2022 | 2021 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2011 | 2005 | 2004 | 2003 | 2001 | 2000 | 1999 | 1998 | 1996 | 1995 | 1993 | 1992 | 1991 | 1989 | 1988 | 1987 | 1986 | 1984 | 1983 | 1982 | 1981 | 1980 | 1979 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 50km | 3:38:32 |
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7:00:42
(15564/733) |
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4:08:58
(948/50) |
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3:45:51
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3:38:32
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| 50mi | 5:56:43 |
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16:00:25
(1139/548) |
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7:31:51
(91/20) |
7:02:57
(46/17) |
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6:17:39
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6:09:47
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6:19:10
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6:39:44
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6:35:53
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5:56:43
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| 100km | 8:01:49 |
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20:49:15
(7936/106) |
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8:21:09
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8:01:49
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8:27:45
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9:20:59
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8:03:22
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| 100mi | 13:19:12 |
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36:59:38
(962/289) |
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13:53:16
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13:56:26
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15:45:42
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13:19:12
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13:33:46
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| 6h | 45.061 |
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45.061
(3877/208) |
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| 12h | 119.574 |
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70.400
(2277/234) |
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119.574
(62/4) |
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| 24h | 202.318 |
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111.600
(2584/332) |
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175.385
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126.443
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196.848
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202.318
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164.000
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| 48h | 161.200 |
90.123
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161.200
(432/108) |
160.934
(342/122) |
160.934
(271/81) |
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Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2023 | 2022 | 2021 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2011 | 2005 | 2004 | 2003 | 2001 | 2000 | 1999 | 1998 | 1996 | 1995 | 1993 | 1992 | 1991 | 1989 | 1988 | 1987 | 1986 | 1984 | 1983 | 1982 | 1981 | 1980 | 1979 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| New York Unisphere 100-Mile Run | 4 | 13:53:16 | 13:56:26 | 13:19:12 | 13:33:46 | |||||||||||||||||||||||||||||
| A Race for the Ages | 3 | 257.495 | 241.401 | 223.698 | ||||||||||||||||||||||||||||||
| Endless Summer 6-Hour Run | 3 | 46.416 | 53.269 | 50.082 | ||||||||||||||||||||||||||||||
| Run-de-Vous 50 Mile Endurance Run | 3 | 10:57:49 | 9:52:09 | 8:27:31 | ||||||||||||||||||||||||||||||
| 3 Days at the Fair 48 Hour Race | 3 | 90.123 | 160.934 | 160.934 | ||||||||||||||||||||||||||||||
| The Complete Runner Ultra | 2 | 5:49:38 | 5:57:55 | |||||||||||||||||||||||||||||||
| Metropolitan 50 Mile Race | 2 | 6:17:39 | 5:56:43 | |||||||||||||||||||||||||||||||
| Ruth Anderson Ultra 50km | 2 | 7:00:42 | 4:08:58 | |||||||||||||||||||||||||||||||
| Olander Park 24 Hour Run | 2 | 175.385 | 126.443 | |||||||||||||||||||||||||||||||
| London to Brighton Road Race | 2 | 8:07:41 | 7:22:23 |





