Michael Dorovitsine
ID 35921
Born : 1958 Cat. M65 Ultrarunner since 1998 USA
43
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
50
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
67,9%
Rank quotient ?This runner's calculation uses 44 eligible race(s): Σ(rank − 1) = 2 473; Σ finishers = 3 644. 2 473 / 3 644 × 100 = 67.86%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed46
Km — ultra races3 818 km
> 100 km9
> 160 km5
> 200 km2
> 24h9
> 48h2
Longest race482,8 km
3rd Sri Chinmoy 6 Day Race — 30/4/2000

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road75,8%
Trail20,0%
Stage4,2%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M1
Longest winning streak0
Current streak0

Records

50 km5h20'1150 mi9h46'35100 mi21h25'116 h60,62 km12 h93,45 km24 h125,53 km6 d482,80 km

HISTORY

47 race(s)
DateRacePerf.Rk
2009
19.09 6h USA9th Staten Island 6 hour Ultra race 60.623 km6
23.05 100mi/3stages USA15th New York Pioneer Memorial 100 Mile Trek 21:25:11 h15
09.05 50km USA7th Long Island Greenbelt Trail 50 km 8:09:27 h33
25.04 50km USA31st Sybil Ludington 50 km Run 6:52:48 h40
2008
15.11 60km USA28th NYRR Knickerbocker 60K 7:26:54 h63
19.10 6h USA9th 6 Hour 60th Birthday Run 45.174 km43
04.10 24h USA3rd Ted Corbitt 24-Hour Run 109.564 km44
20.09 6h USA8th Staten Island 6 hour Ultra race 46.654 km45
02.08 12h USAJoe Kleinerman 12-Hour Run Crocheron Park 66.960 km40
10.05 50km USA6th Long Island Greenbelt Trail 50 km 9:35:58 h60
26.04 50km USA30th Sybil Ludington 50 km Run 6:58:50 h34
2007
22.09 6h USA7th Staten Island 6 hour Ultra race 49.359 km31
21.04 50km USA29th Sybil Ludington 50 km Run 6:47:22 h35
04.03 50km USA5th Caumsett Park 50K Lloyd Neck 6:45:29 h74
2005
06.03 50km USA3rd Caumsett Park 50K Lloyd Neck 7:15:08 h59
2004
07.03 50km USA2nd Caumsett Park 50K Lloyd Neck 6:24:45 h55
15.02 50km USA12th Kurt Steiner 50K 6:43:43 h56
2003
08.11 24h USA2nd Ted Corbitt 24-Hour Run 104.398 km19
19.10 6h USA4th 6 Hour 60th Birthday Run 48.354 km26
17.05 50km USA1st Long Island Greenbelt Trail 50 km 7:49:38 h41
2002
21.09 6h USA2nd Staten Island 6 hour Ultra race 54.090 km12
13.07 12h USAJoe Kleinerman 12-Hour Run Crocheron Park 60.937 km36
17.02 50mi USA31st Metropolitan 50 Mile Race 9:46:35 h23
2001
24.11 60km USA22nd NYRR Knickerbocker 60K 6:36:49 h47
29.04 48h USA4th Sri Chinmoy 6 Day Race - 48h Split 143.232 km40
29.04 6d USA4th Sri Chinmoy 6 Day Race 241.402 km40
2000
02.09 50mi USA29th Metropolitan 50 Mile Race 9:58:56 h14
13.08 50km USABronx Trail 50 km 5:20:11 h18
04.08 24h USA4th Around The Lake Ultra 24h 87.966 km26
29.07 6h USACirulnick-Innamorato Six Hour Distance Run 55.924 km26
15.07 100mi USA12th Vermont 100 Mile Endurance Race 23:13:37 h72
24.06 24h USA11th FANS 24 Hour Runs 125.528 km27
17.06 12h USAJoe Kleinerman 12-Hour Run Crocheron Park 93.454 km9
03.06 100mi USA22nd Old Dominion 100 Mile Endurance Run 27:08:05 h54
30.04 6d USA3rd Sri Chinmoy 6 Day Race 482.803 km19
26.04 24h USA3rd Sri Chinmoy 6 Day Race - 24h Split 120.701 km16
26.04 48h USA3rd Sri Chinmoy 6 Day Race - 48h Split 201.168 km18
15.04 50mi USA8th Bull Run Run 50 Miler 11:02:56 h156
19.02 50km USA8th Kurt Steiner 50K 5:57:36 h82
1999
27.11 60km USA20th NYRR Knickerbocker 60K 7:01:08 h59
20.11 50mi USA37th JFK 50 Mile 10:48:21 h531
11.11 24h USA1st Texas A&M University 24hr Run 119.493 km3 🥉
03.10 50km USAMemorial Run 50 km 6:12:46 h36
18.09 24h USA9th Olander Park 24 Hour Run - US Championships 84.897 km130
18.09 24h USA9th Olander Park 24 Hour Run - Open race 84.897 km133
17.04 50mi USA7th Bull Run Run 50 Miler 10:48:27 h127
1998
28.11 50mi USA27th Metropolitan 50 Mile Race 10:36:30 h18