Boris Mizaikoff
Born : 1965 Cat. M60 Ultrarunner since 2013 AUT
49
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
52
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
12
Countries visited ?ANDAndorraAUSAustraliaAUTAustriaESPSpainFRAFranceGERGermanyISLIcelandITAItalyNORNorwayRSASouth AfricaSUISwitzerlandTURTürkiye
91,2%
Rank quotient ?This runner's calculation uses 57 eligible race(s): Σ(rank − 1) = 13 117; Σ finishers = 14 386. 13 117 / 14 386 × 100 = 91.18%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed75
Km — ultra races4 338 km
> 100 km11
> 160 km3
> 200 km2
Longest race250,0 km

Km per year (ultra races)

552
6 races
2022
242
4 races
2023
489
4 races
2024
103
2 races
2025
49
1 race
2026

Race types (share of distance)

Trail75,5%
Stage24,5%

HISTORY

58 race(s)
DateRacePerf.Rk
2026
27.06 49km SUI5. Engiadina Scuol Trail - Alvetern Trail 10:38:38 h76
2025
09.08 50km SUI8. Swiss Alps 100 - 50km 12:35:39 h254
05.04 53km AUT2. Rosalia Trail Challenge 8:40:20 h62
2024
09.09 46km AUT19. Dynafit TransAlpine-Run Team - Etappe 3 11:13:16 h489
07.09 250km/7stages GER19. Dynafit TransAlpine-Run 2d 10:56:36 h405
22.06 49km SUI3. Engiadina Scuol Trail - Alvetern Trail 10:23:33 h57
20.04 60km ESPXXV. Penyagolosa Trail MiM 12:32:15 h1163
24.02 84km ESPTransgrancanaria Advanced 84 km 19:49:27 h533
2023
19.08 53.8km SUI3. Madrisa Trail T54 12:29:58 h79
20.05 54km GER5. U. Trail Lamer Winkel (U.TLW) 9:56:02 h342
15.04 80km AUTRosalia Trail Challenge 12:44:13 h41
26.03 54.5km AUTLindkogel Ultra Trail 8:45:58 h129
2022
05.11 130km AUT9. Wien - Rundumadum 130 km 21:41:00 h33
24.06 105km AND2ème Trail 100 Andorra by UTMB - Ultra 105km 33:29:23 h274
10.06 103km ITA6^ Dolomiti Extreme Trail 103km 28:56:58 h147
04.06 49.8km AUT7. Hochkönigman B’jaks Marathon Trail 11:29:57 h175
23.04 110km ESPXI. Penyagolosa Trail CSP 24:34:01 h345
27.03 54.5km AUTLindkogel Ultra Trail 8:39:55 h89
2021
27.11 100km RSA8th Ultra-Trail Cape Town (UTCT) 100 km 23:36:33 h231
30.10 106km/2stages SUI2. Ultra Trail du Mont-Terrible 19:25:17 h54
30.08 250km/6stages ISLFire and Ice Ultra 2d 03:59:03 h21
15.07 172km/4stages FRAUltra Tour des 4 Massifs (UT4M) Challenge 40:01:17 h339
05.06 51km SUI3ème Swiss Canyon Trail 51K 8:53:17 h536
09.01 79.7km ITAS1 Trail 80 km 15:37:23 h136
2020
17.10 60km GER3. Chiemgau Trail Run 10:24:48 h103
05.09 45km FRA6ème Ultra-Trail Côte d'Azur Mercantour-45km 10:41:15 h271
23.08 49km SUI8. Matterhorn Ultraks 11:59:17 h485
2019
17.11 54km GER2. Baldeneysteig-Ultratrail 7:59:20 h37
24.08 50km NORTromsø Mountain Ultra 8:58:47 h80
06.07 46.4km SUI5. Engadin St. Moritz Ultraks 9:50:25 h54
25.05 50km AUT23. Ötscher-Ultramarathon 50 km 8:47:23 h126
25.05 70km/2stages AUT23. Ötscher-Ultramarathon 50+20 km 12:23:44 h52
03.05 67.5km AUTInnsbruck Alpine Trailrun Festival K65 11:50:26 h228
09.02 81km GER16. Brocken-Challenge 13:28:00 h152
06.01 57km ITAS1 Trail La Corsa della Bora 10:49:56 h334
2018
08.09 53km SUI4. Arosa TrailRun AT46 12:15:26 h82
16.06 62.8km GER8 Zugspitz Supertrail 14:05:31 h373
28.04 67.5km AUTInnsbruck Alpine Trailrun Festival K65 11:25:18 h160
24.02 50km GER5. Jokertrail 8:44:00 h68
06.01 57km ITAS1 Trail La Corsa della Bora 11:41:14 h329
2017
29.07 47km SUI32. Swiss Alpine Marathon K47 9:21:25 h504
15.07 101km SUI5. Eiger Ultra Trail 101 km 25:17:00 h475
03.06 50km AUT21. Ötscher-Ultramarathon 50 km 7:38:32 h135
03.06 70km/2stages AUT21. Ötscher-Ultramarathon 50+20 km 10:20:23 h83
29.04 68km AUTInnsbruck Alpine Trailrun Festival 85 km 10:51:07 h133
2016
22.10 110km TUR3rd Cappadocia 110 km Ultra-Trail 23:34:14 h112
10.09 53km SUI2. Arosa TrailRun AT46 11:23:01 h64
14.08 69km GER8. Allgäu Panorama Ultra Trail 12:31:57 h178
28.05 52km GER2. U. Trail Lamer Winkel (U.TLW) 9:52:38 h342
30.04 100km ESPUltra Trail De Barcelona (UTBCN) 20:23:28 h140
20.03 52km FRA13ème Trail du Petit Ballon 7:36:45 h891
2015
22.08 90km FRA3ème Long Tour des 4 Massifs (UT4M) 27:14:50 h203
04.07 45.6km SUI4. Zermatt Ultra Marathon 7:24:09 h457
2014
21.12 46km AUS6th Six Inch Trail 46 km Marathon 6:43:02 h192
29.11 60km ITA3° Trail del Cinghiale 12:56:51 h176
12.07 111km SUI6ème Trail Verbier St Bernard - X-Alpine 30:31:43 h164
07.06 53km ITA2^ Dolomiti Extreme Trail 12:05:38 h340
2013
15.12 46km AUS5th Six Inch Trail 46 km Marathon 6:19:26 h130