Jay Masten
ID 35832
Born : 1958 Cat. M65 Ultrarunner since 2003 USA
50
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
54
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
1
Countries visited ?USAUnited States
44,9%
Rank quotient ?This runner's calculation uses 98 eligible race(s): Σ(rank − 1) = 5 094; Σ finishers = 11 343. 5 094 / 11 343 × 100 = 44.91%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed98
Km — ultra races7 129 km
> 100 km16
> 160 km16
Longest race160,9 km
36th Vermont 100 Mile Endurance Race — 18/7/2025

Km per year (ultra races)

147
3 races
2022
341
4 races
2023
356
4 races
2024
161
1 race
2025
2026

Race types (share of distance)

Road37,5%
Trail62,5%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 33
🏅 Top 3 M3
Longest winning streak0
Current streak0

Records

50 km4h12'59100 km16h21'2050 mi8h05'49100 mi22h40'246 h61,57 km12 h94,27 km

HISTORY

98 race(s)
DateRacePerf.Rk
2025
18.07 100mi USA36th Vermont 100 Mile Endurance Race 29:44:04 h209
2024
29.09 6h USA25th Fred von der Heydt Memorial 6 Hour 60th Birthday Run 45.061 km33
19.07 100mi USA35th Vermont 100 Mile Endurance Race 27:55:42 h178
13.04 100km USA7th Shore2Shore Trail Race 16:21:20 h54
10.03 50km USA22th USATF National 50K Road Open Race Caumsett 5:55:23 h13
2023
07.10 100mi USA11th Tesla Hertz Run 100 Miles 35:20:36 h22
13.05 50km USA21st Long Island Greenbelt Trail 50 km 7:44:12 h33
06.05 50mi USA11th Rock The Ridge 50-Mile Endurance Challenge 11:02:47 h96
12.03 50km USA21th USATF National 50K Road Championship Caumsett 5:25:25 h32
2022
16.10 6h USA23th Fred von der Heydt Memorial 6 Hour 60th Birthday Run 47.121 km19
07.05 50km USA20th Long Island Greenbelt Trail 50 km 7:04:59 h18
27.02 50km USA20th Caumsett Park 50K Lloyd Neck - Championships 5:36:52 h32
2021
17.10 6h USA22th Fred von der Heydt Memorial 6 Hour 60th Birthday Run 48.730 km22
31.07 6h USA9th BUS 6-Hour Pajama Run 45.151 km26
13.06 50km USA19th Caumsett Park 50K Lloyd Neck - Championships 5:52:41 h39
08.05 50km USA19th Long Island Greenbelt Trail 50 km 8:11:38 h47
10.04 50km USA3rd Shore2Shore Trail Race 6:52:03 h92
2020
01.03 50km USA18th Caumsett Park 50K Lloyd Neck - Championships 6:11:50 h42
2019
20.10 6h USA20th Fred von der Heydt Memorial 6 Hour 60th Birthday Run 49.857 km11
11.05 50km USA17th Long Island Greenbelt Trail 50 km 8:13:51 h38
07.04 70km USA5th Paumanok Pursuit 70K Trail Run 12:23:10 h43
03.03 50km USA17th Caumsett Park 50K Lloyd Neck - Championships 5:28:22 h37
2018
14.10 6h USA19th Fred von der Heydt Memorial 6 Hour 60th Birthday Run 46.670 km24
21.07 100mi USA30th Vermont 100 Mile Endurance Race 28:20:53 h242
12.05 50km USA16th Long Island Greenbelt Trail 50 km 7:03:47 h25
08.04 70km USA4th Paumanok Pursuit 70K Trail Run 9:40:20 h22
04.03 50km USA16th Caumsett Park 50K Lloyd Neck - Championships 5:50:43 h38
2017
03.12 50km USA5th BUS Trail Mix-Up Run 50K 6:16:39 h36
15.10 6h USA18th 6 Hour 60th Birthday Run 48.570 km24
15.07 100mi USA29th Vermont 100 Mile Endurance Race 28:02:36 h220
03.07 40mi USABUS Anniversary Run 40-Miler 6:50:28 h9
02.04 70km USA3rd Paumanok Pursuit 70K Trail Run 10:25:39 h26
05.03 50km USA15th Caumsett Park 50K Lloyd Neck - Championships 5:25:27 h45
2016
19.11 60km USA36th NYRR Knickerbocker 60K 7:00:46 h201
16.10 6h USA17th 6 Hour 60th Birthday Run 49.149 km20
16.07 100mi USA28th Vermont 100 Mile Endurance Race 28:54:27 h232
07.05 50km USA14th Long Island Greenbelt Trail 50 km 6:39:15 h35
01.04 70km USA2nd Paumanok Pursuit 70K Trail Run 9:01:52 h15
06.03 50km USA14th Caumsett Park 50K Lloyd Neck - Championships 4:42:17 h44
2015
13.12 50km USA3rd BUS Trail Mix-Up Run 50K 5:23:55 h24
18.10 6h USA16th 6 Hour 60th Birthday Run 51.144 km21
18.07 100mi USA27th Vermont 100 Mile Endurance Race 27:35:38 h159
09.05 50km USA13th Long Island Greenbelt Trail 50 km 6:38:05 h21
01.03 50km USA13th Caumsett Park 50K Lloyd Neck - Championships 4:38:21 h39
2014
21.12 50km USA2nd BUS Trail Mix-Up Run 50K 5:16:43 h13
19.10 6h USA15th 6 Hour 60th Birthday Run 55.908 km16
19.07 100mi USA26th Vermont 100 Mile Endurance Race 26:47:26 h172
07.06 12h USAJoe Kleinerman 12-Hour Run Crocheron Park 80.286 km31
10.05 50km USA12th Long Island Greenbelt Trail 50 km 7:18:48 h41
02.03 50km USA12th Caumsett Park 50K Lloyd Neck 4:54:38 h38
2013
20.10 6h USA14th 6 Hour 60th Birthday Run 54.749 km18
20.07 100mi USA25th Vermont 100 Mile Endurance Race 27:03:54 h142
11.05 50km USA11th Long Island Greenbelt Trail 50 km 6:24:18 h32
03.03 50km USA11th Caumsett Park 50K Lloyd Neck - Championships 4:56:43 h33
2012
14.10 6h USA13th 6 Hour 60th Birthday Run 50.018 km28
28.09 100mi USA14th The Bear 100 Mile Endurance Run 35:15:22 h161
21.07 100mi USA24th Vermont 100 Mile Endurance Race 27:28:34 h181
23.06 100mi USA2nd Black Hills 100 Mile Run 29:53:15 h24
12.05 50km USA10th Long Island Greenbelt Trail 50 km 8:20:02 h41
21.04 50km USA34th Sybil Ludington 50 km Run 5:28:31 h23
31.03 6h USA2nd BUS 6-Hour Run 57.440 km12
04.03 50km USA10th Caumsett Park 50K Lloyd Neck 4:36:26 h51
2011
16.10 6h USA12th 6 Hour 60th Birthday Run 53.124 km28
16.07 100mi USA23rd Vermont 100 Mile Endurance Race 29:15:43 h190
07.05 50km USA9th Long Island Greenbelt Trail 50 km 6:50:56 h32
02.04 6h USA1st BUS 6-Hour Run 47.316 km23
06.03 50km USA9th Caumsett Park 50K Lloyd Neck 4:31:37 h36
2010
17.07 100mi USA22nd Vermont 100 Mile Endurance Race 23:58:54 h71
19.06 12h USAJoe Kleinerman 12-Hour Run Crocheron Park 94.273 km17
08.05 50km USA8th Long Island Greenbelt Trail 50 km 6:11:36 h17
07.03 50km USA8th Caumsett Park 50K Lloyd Neck 5:12:18 h62
2009
18.10 6h USA10th 6 Hour 60th Birthday Run 52.110 km13
18.07 100mi USA21st Vermont 100 Mile Endurance Race 22:40:24 h43
09.05 50km USA7th Long Island Greenbelt Trail 50 km 6:02:06 h12
01.03 50km USA7th Caumsett Park 50K Lloyd Neck 4:44:33 h36
2008
22.11 50mi USA46th JFK 50 Mile 8:41:02 h103
19.10 6h USA9th 6 Hour 60th Birthday Run 51.708 km22
19.07 100mi USA20th Vermont 100 Mile Endurance Race 23:54:54 h71
14.06 50km USA2nd Unisphere 50 km Ultra Marathon 4:38:22 h3 🥉
14.06 50mi USA2nd Unisphere 50 Mile Ultra Marathon 8:05:49 h2 🥈
10.05 50km USA6th Long Island Greenbelt Trail 50 km 5:36:46 h13
02.03 50km USA6th Caumsett Park 50K Lloyd Neck 4:14:34 h25
2007
17.11 50mi USA45th JFK 50 Mile 8:59:30 h221
14.10 6h USA8th 6 Hour 60th Birthday Run 61.573 km5
12.05 50km USA5th Long Island Greenbelt Trail 50 km 5:21:39 h7
04.03 50km USA5th Caumsett Park 50K Lloyd Neck 4:29:08 h28
2006
18.11 50mi USA44th JFK 50 Mile 8:23:49 h105
15.10 6h USA7th 6 Hour 60th Birthday Run 58.065 km9
20.05 50km USA4th Long Island Greenbelt Trail 50 km 5:35:10 h8
05.03 50km USA4th Caumsett Park 50K Lloyd Neck 4:47:21 h33
2005
19.11 50mi USA43rd JFK 50 Mile 9:12:14 h186
16.10 6h USA6th 6 Hour 60th Birthday Run 57.002 km7
14.05 50km USA3rd Long Island Greenbelt Trail 50 km 5:17:01 h5
06.03 50km USA3rd Caumsett Park 50K Lloyd Neck 4:22:17 h12
2004
17.10 6h USA5th 6 Hour 60th Birthday Run 55.763 km12
15.05 50km USA2nd Long Island Greenbelt Trail 50 km 5:03:35 h2 🥈
07.03 50km USA2nd Caumsett Park 50K Lloyd Neck 4:12:59 h6
2003
19.10 6h USA4th 6 Hour 60th Birthday Run 56.103 km12