| Name: | Mason, Stewart |
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| Club: | |||
| Residence: | Happy Valley, SA | ||
| Year of birth: | 1975 | (Cat. german: M50) | |
| Date of birth: | 28.11.1975 | (Cat. internat.: M50) | |
| Nationality: | AUS ![]() |
Australia | |
| RunnerID: | 600885 | ||
45 search results (21 Events, 5406.935 km). (More)
| 2025 | 1 Event, 510.433 km (More) | ||||
|---|---|---|---|---|---|
| 29.09.-05.10.2025 | NZ 6 Day Ultra Marathon - 6 Day - 500km Split (NZL) | 500km | |||
| 5d 21:52:55 h | Mason, Stewart | Overall: 9 | M: 6 | Cat M45: 3 | |
| 29.09.-05.10.2025 | NZ 6 Day Ultra Marathon - 6 Day - 48h Split (NZL) | 48h | |||
| 202.478 km | Mason, Stewart | Overall: 10 | M: 6 | Cat M45: 3 | |
| 29.09.-05.10.2025 | NZ 6 Day Ultra Marathon - 6 Day - 72h Split (NZL) | 72h | |||
| 281.220 km | Mason, Stewart | Overall: 10 | M: 6 | Cat M45: 3 | |
| 29.09.-05.10.2025 | NZ 6 Day Ultra Marathon - 6 Day (NZL) | 6d | |||
| 510.433 km | Mason, Stewart | Overall: 9 | M: 6 | Cat M45: 3 | |
| 2024 | 1 Event, 515.932 km (More) | ||||
| 29.09.-05.10.2024 | Australian 6 day - 6 Day - 500km Spilt (AUS) | 500km | |||
| 5d 18:41:37 h | Mason, Stewart | Overall: 9 | M: 7 | Cat M45: 4 | |
| 29.09.-05.10.2024 | Australian 6 day - 6 Day - 12h Split (AUS) | 12h | |||
| 82.708 km | Mason, Stewart | Overall: 10 | M: 7 | Cat M45: 4 | |
| 29.09.-05.10.2024 | Australian 6 day - 6 Day - 200km Split (AUS) | 200km | |||
| 44:57:48 h | Mason, Stewart | Overall: 10 | M: 7 | Cat M45: 4 | |
| 29.09.-05.10.2024 | Australian 6 day - 6 Day (AUS) | 6d | |||
| 515.932 km | Mason, Stewart | Overall: 9 | M: 7 | Cat M45: 4 | |
| 29.09.-05.10.2024 | Australian 6 day - 6 Day - 100mi Split (AUS) | 100mi | |||
| 31:01:47 h | Mason, Stewart | Overall: 11 | M: 7 | Cat M45: 4 | |
| 29.09.-05.10.2024 | Australian 6 day - 6 Day - 72h Split (AUS) | 72h | |||
| 302.312 km | Mason, Stewart | Overall: 9 | M: 7 | Cat M45: 4 | |
| 29.09.-05.10.2024 | Australian 6 day - 6 Day - 48h Split (AUS) | 48h | |||
| 211.048 km | Mason, Stewart | Overall: 10 | M: 7 | Cat M45: 4 | |
| 2023 | 1 Event, 215.256 km (More) | ||||
| 01.-07.10.2023 | Australian 6 day - 6 Day - 72h Split (AUS) | 72h | |||
| 215.251 km | Mason, Stewart | *SA | Overall: 30 | M: 21 | Cat M45: 3 |
| 01.-07.10.2023 | Australian 6 day - 6 Day - 100mi Split (AUS) | 100mi | |||
| 31:37:34 h | Mason, Stewart | *SA | Overall: 10 | M: 7 | Cat M45: 2 |
| 01.-07.10.2023 | Australian 6 day - 6 Day - 200km Split (AUS) | 200km | |||
| 46:17:58 h | Mason, Stewart | *SA | Overall: 10 | M: 7 | Cat M45: 2 |
| 01.-07.10.2023 | Australian 6 day - 6 Day - 48h Split (AUS) | 48h | |||
| 209.549 km | Mason, Stewart | *SA | Overall: 10 | M: 8 | Cat M45: 2 |
| 01.-07.10.2023 | Australian 6 day - 6 Day (AUS) | 6d | |||
| 215.256 km | Mason, Stewart | *SA | Overall: 38 | M: 23 | Cat M45: 3 |
| 01.-07.10.2023 | Australian 6 day - 6 Day - 24h Split (AUS) | 24h | |||
| 128.295 km | Mason, Stewart | *SA | Overall: 11 | M: 9 | Cat M45: 2 |
| 2022 | 2 Events, 750 km (More) | ||||
| 25.09.-01.10.2022 | Atacama Crossing (Chile) (CHI) | 250km/6stages | |||
| 31:46:12 h | Mason, Stewart | Overall: 21 | M: 20 | Cat M45: 5 | |
| 21.-27.08.2022 | Sink Or Survive (S.O.S.) 500k stage race (AUS) | 500km/7stages | |||
| 3d 13:02:27 h | Mason, Stewart | Overall: 3 | M: 3 | Cat M45: 1 | |
| 27.08.2022 | Sink Or Survive (S.O.S.) - Stage 7 (AUS) | 66km | |||
| 10:25:12 h | Mason, Stewart | Overall: 3 | M: 3 | Cat M45: 1 | |
| 26.08.2022 | Sink Or Survive (S.O.S.) - Stage 6 (AUS) | 50km | |||
| 8:17:53 h | Mason, Stewart | Overall: 3 | M: 3 | Cat M45: 1 | |
| 25.08.2022 | Sink Or Survive (S.O.S.) - Stage 5 (AUS) | 67km | |||
| 11:56:11 h | Mason, Stewart | Overall: 3 | M: 3 | Cat M45: 1 | |
| 24.08.2022 | Sink Or Survive (S.O.S.) - Stage 4 (AUS) | 62km | |||
| 13:12:52 h | Mason, Stewart | Overall: 3 | M: 3 | Cat M45: 1 | |
| 23.08.2022 | Sink Or Survive (S.O.S.) - Stage 3 (AUS) | 97km | |||
| 18:23:59 h | Mason, Stewart | Overall: 3 | M: 3 | Cat M45: 1 | |
| 22.08.2022 | Sink Or Survive (S.O.S.) - Stage 2 (AUS) | 98km | |||
| 15:03:44 h | Mason, Stewart | Overall: 4 | M: 4 | Cat M45: 2 | |
| 21.08.2022 | Sink Or Survive (S.O.S.) - Stage 1 (AUS) | 60km | |||
| 7:41:36 h | Mason, Stewart | Overall: 3 | M: 3 | Cat M45: 1 | |
| 2021 | 3 Events, 1085.781 km (More) | ||||
| 26.09.-02.10.2021 | Adelaide 6 day - 6 Day (AUS) | 6d | |||
| 602.351 km | Mason, Stewart | Overall: 2 | M: 2 | Cat M45: 1 | |
| 10.-11.07.2021 | Adelaide 24 hour race (AUS) | 24h | |||
| 161.562 km | Mason, Stewart | Overall: 9 | M: 5 | Cat M45: 3 | |
| 09.-13.06.2021 | Irrational S.O.U.T.H. 200 Miler (AUS) | 200mi | |||
| 3d 15:46:07 h | Mason, Stewart | Overall: 10 | M: 7 | Cat M45: 2 | |
| 2019 | 4 Events, 623.03 km (More) | ||||
| 15.-17.11.2019 | Great Southern Endurance Run (GSER100) (AUS) | 105.6mi | |||
| 2d 05:46:37 h | Mason, Stewart | Overall: 35 | M: 30 | Cat M40: 12 | |
| 13.-14.07.2019 | Adelaide 24 hour race (AUS) | 24h | |||
| 123.200 km | Mason, Stewart | Overall: 19 | M: 11 | Cat M40: 4 | |
| 13.-14.07.2019 | Adelaide 24 hour race - 12h split (AUS) | 12h | |||
| 94.600 km | Mason, Stewart | Overall: 10 | M: 6 | Cat M40: 4 | |
| 13.-14.07.2019 | Adelaide 24 hour race - 100km split (AUS) | 100km | |||
| 13:42:36 h | Mason, Stewart | Overall: 13 | M: 8 | Cat M40: 4 | |
| 15.06.2019 | Mirrim Wurnit Back Paddock Backyard Ultra (AUS) | 33h | |||
| 93.884 km | Mason, Stewart | Overall: 16 | M: 14 | Cat M40: 2 | |
| 10.-16.02.2019 | The Coastal Challenge - Expedition Run (CRC) | 236km/6stages | |||
| 38:58:02 h | Mason, Stewart | Overall: 26 | M: 15 | Cat M40: 3 | |
| 2018 | 4 Events, 983.157 km (More) | ||||
| 12.-16.10.2018 | Moab 240 Endurance Run (USA) | 238mi | |||
| 4d 06:19:18 h | Mason, Stewart | *Happy Valley | Overall: 66 | M: 51 | Cat M40: 13 |
| 14.-15.07.2018 | Adelaide 24 hour race (AUS) | 24h | |||
| 123.200 km | Mason, Stewart | Overall: 29 | M: 21 | Cat M40: 5 | |
| 05.-06.05.2018 | Hubert 100 - 100 Miles Run (AUS) | 100mi | |||
| 29:04:36 h | Mason, Stewart | Overall: 8 | M: 7 | Cat M40: 3 | |
| 25.02.-03.03.2018 | Alps2Ocean Ultra (NZL) | 316km/7stages | |||
| 43:05:00 h | Mason, Stewart | Overall: 15 | M: 12 | Cat M40: 3 | |
| 2017 | 2 Events, 317.346 km (More) | ||||
| 17.-19.11.2017 | Great Southern Endurance Run (GSER100) (AUS) | 105.6mi | |||
| 2d 04:20:26 h | Mason, Stewart | Overall: 54 | M: 49 | Cat M40: 14 | |
| 08.-09.07.2017 | Adelaide 24 hour race (AUS) | 24h | |||
| 147.400 km | Mason, Stewart | *Happy Valley, SA | Overall: 9 | M: 6 | Cat M40: 1 |
| 08.-09.07.2017 | Adelaide 24 hour race - 12h Split (AUS) | 12h | |||
| 112.200 km | Mason, Stewart | Overall: 2 | M: 1 | Cat M40: 1 | |
| 2015 | 1 Event, 100 km (More) | ||||
| 25.-26.04.2015 | Anzac Day Challenge 100 Km Trail (AUS) | 100km | |||
| 10:38:13 h | Mason, Stewart | Overall: 14 | M: 9 | Cat M35: 5 | |
| 2014 | 2 Events, 306 km (More) | ||||
| 28.09.2014 | Yurrebilla Trail 56km Ultra (AUS) | 56km | |||
| 6:52:04 h | Mason, Stewart | Overall: 43 | M: 38 | Cat M35: 10 | |
| 02.-07.07.2014 | The Big Red Run (AUS) | 250km/5stages | |||
| 31:32:09 h | Mason, Stewart | Overall: 10 | M: 7 | Cat M35: 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 | 2024 | 2023 | 2022 | 2021 | 2019 | 2018 | 2017 | 2015 | 2014 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 100km | 13:42:36 |
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13:42:36
(8947/47) |
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| 100mi | 31:01:47 |
|
31:01:47
(872/16) |
31:37:34
(932/26) |
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|
|
|
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| 12h | 112.200 |
|
82.708
(1495/27) |
|
|
|
94.600
(1110/39) |
|
112.200
(386/12) |
|
|
| 24h | 147.400 |
|
|
128.295
(2060/58) |
|
|
123.200
(2100/54) |
123.200
(2222/62) |
147.400
(1458/42) |
|
|
| 48h | 211.048 |
202.478
(368/9) |
211.048
(207/6) |
209.549
(247/18) |
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|
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| 6d | 515.932 |
510.433
(161/4) |
515.932
(126/7) |
215.256
(287/21) |
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Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2022 | 2021 | 2019 | 2018 | 2017 | 2015 | 2014 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Adelaide 24 hour race | 4 | 161.562 | 123.200 | 123.200 | 147.400 | ||||||
| Adelaide 6 day - 6 Day | 3 | 515.932 | 215.256 | 602.351 | |||||||
| Great Southern Endurance Run (GSER100) | 2 | 53:46:37 | 52:20:26 |





