Tetsuji (広川哲司) Hirokawa
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Born : 1957
Cat. M65 Ultrarunner since 2003
14
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
30
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 ?Japan
Japan47,0%
Rank quotient ?This runner's calculation uses 14 eligible race(s): Σ(rank − 1) = 5 639; Σ finishers = 12 005. 5 639 / 12 005 × 100 = 46.97%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed14
Km — ultra races1 072 km
Longest race100,0 km
10th Iwate Ginga 100km Marathon Challenge — 8/6/2014
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road62,0%
Trail38,0%
HISTORY
14 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2015 | ||||
| 22.06 | 77km | 22. Ultramarathon Okumusashi |
10:32:44 h | 1047 |
| 2014 | ||||
| 13.09 | 12h | 17. Hiratsuka 12 hour race |
53.630 km | 28 |
| 21.06 | 12h | 13. Tokyo Challenge 12 hours |
63.700 km | 27 |
| 08.06 | 100km | 10th Iwate Ginga 100km Marathon Challenge |
12:53:05 h | 563 |
| 12.04 | 70km | 9th Toda Saiko 70 km |
7:58:24 h | 251 |
| 2012 | ||||
| 06.10 | 100km | 9th Echigo Kubikino 100km Ultramarathon |
12:09:41 h | 459 |
| 2010 | ||||
| 13.06 | 100km | 6th Iwate Ginga 100km Marathon Challenge |
11:54:18 h | 153 |
| 2009 | ||||
| 14.06 | 100km | 5th Iwate Ginga 100km Marathon Challenge |
12:10:00 h | 179 |
| 2008 | ||||
| 12.10 | 71.5km | 16th Hasetsune Cup - Japan Mountain Endurance Race |
19:14:26 h | 1232 |
| 2007 | ||||
| 27.05 | 50km | OSJ Hakone 50K |
12:15:52 h | 449 |
| 2006 | ||||
| 08.10 | 71.5km | 14th Hasetsune Cup - Japan Mountain Endurance Race |
16:17:05 h | 521 |
| 2005 | ||||
| 09.10 | 71.5km | 13th Hasetsune Cup - Japan Mountain Endurance Race |
16:11:17 h | 326 |
| 2004 | ||||
| 10.10 | 71.5km | 12th Hasetsune Cup - Japan Mountain Endurance Race |
15:25:38 h | 193 |
| 2003 | ||||
| 25.10 | 71.5km | 11th Hasetsune Cup - Japan Mountain Endurance Race |
15:12:09 h | 225 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 8/6/2014 | 10th Iwate Ginga 100km Marathon Challenge | 100,00 | ×3 |
| ✓ 2 | 6/10/2012 | 9th Echigo Kubikino 100km Ultramarathon | 100,00 | ×3 |
| ✓ 3 | 13/6/2010 | 6th Iwate Ginga 100km Marathon Challenge | 100,00 | ×3 |
| ✓ 4 | 14/6/2009 | 5th Iwate Ginga 100km Marathon Challenge | 100,00 | ×3 |
| ✓ 5 | 22/6/2015 | 22. Ultramarathon Okumusashi | 77,00 | ×2 |
| ✓ 6 | 12/10/2008 | 16th Hasetsune Cup - Japan Mountain Endurance Race | 71,50 | ×2 |
| ✓ 7 | 8/10/2006 | 14th Hasetsune Cup - Japan Mountain Endurance Race | 71,50 | ×2 |
| ✓ 8 | 9/10/2005 | 13th Hasetsune Cup - Japan Mountain Endurance Race | 71,50 | ×2 |
| ✓ 9 | 10/10/2004 | 12th Hasetsune Cup - Japan Mountain Endurance Race | 71,50 | ×2 |
| ✓ 10 | 25/10/2003 | 11th Hasetsune Cup - Japan Mountain Endurance Race | 71,50 | ×2 |
| ✓ 11 | 12/4/2014 | 9th Toda Saiko 70 km | 70,00 | ×2 |
| ✓ 12 | 21/6/2014 | 13. Tokyo Challenge 12 hours | 63,70 | ×2 |
| ✓ 13 | 13/9/2014 | 17. Hiratsuka 12 hour race | 53,63 | ×1 |
| ✓ 14 | 27/5/2007 | OSJ Hakone 50K | 50,00 | ×1 |