John Mergler

Born : 1959 Cat. M65 Ultrarunner since 2006

DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.

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

Countries visited ?

Australia

United Kingdom

New Zealand

Switzerland

14,9%

Rank quotient ?This runner's calculation uses 15 eligible race(s): Σ(rank − 1) = 275; Σ finishers = 1 850. 275 / 1 850 × 100 = 14.86%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed15

Km — ultra races1 410 km

> 100 km5

> 24h2

Longest race160,0 km

6. Swiss Alps 100 - 100mi — 11/8/2023

Km per year (ultra races)

183

2022

263

2023

2024

2025

2026

Race types (share of distance)

Road19,5%

Trail80,5%

Wins & podiums (ultra)

🏆 Win2

🏆 Win M2

🏅 Top 33

🏅 Top 3 M3

Longest winning streak1

Current streak0

Records

100 km12h15'33 50 mi11h02'59 100 mi34h17'22 12 h121,42 km 24 h118,45 km

HISTORY

17 race(s)

Date		Race	Perf.	Rk
2024
13.01	31.7mi	Endurancelife North Cornwall	6:30:20 h	18
2023
11.08	160km	6. Swiss Alps 100 - 100mi	34:17:22 h	25
13.05	103km	6th Ultra-Trail Snowdonia - 100K	21:30:20 h	112
2022
05.11	50mi	Dartmoor Way Granite 50mi	11:02:59 h	10
16.07	64mi	Roseland August Trail – Plague Rat	14:20:51 h	9
2021
06.08	24h	Roseland August Trail – Boyd Rat	118.447 km	3 🥉
2018
15.09	24h	BUTTER 24, 24hr	78.000 km	7
27.01	100km	Ultra Easy 100k Sky Run	16:33:57 h	17
2013
18.05	100km	6th The North Face 100 Australia	12:15:33 h	46
2011
30.07	60km	Bush Capital Bush Marathon	5:10:43 h	1 🏆
2009
16.05	100km	2nd The North Face 100 Australia	12:16:26 h	9
10.01	12h	Narrabeen all nighter 12 hours	75.000 km	19
2008
17.05	100km	1st The North Face 100 Australia	12:23:00 h	8
2006
29.07	60km	Bush Capital Bush Marathon	5:13:49 h	5
07.01	50km	9th Coastal Classic Ultra 12 Hour Track - 50km Split	4:17:16 h	1 🏆
07.01	100km	9th Coastal Classic Ultra 12 Hour Track - 100km Split	9:40:46 h	1 🏆
07.01	12h	9th Coastal Classic Ultra 12 Hour Track	121.423 km	1 🏆

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	11/8/2023	6. Swiss Alps 100 - 100mi	160,00	×4
✓ 2	7/1/2006	9th Coastal Classic Ultra 12 Hour Track	121,42	×3
✓ 3	6/8/2021	Roseland August Trail – Boyd Rat	118,45	×3
✓ 4	13/5/2023	6th Ultra-Trail Snowdonia - 100K	103,00	×3
✓ 5	16/7/2022	Roseland August Trail – Plague Rat	103,00	×3
✓ 6	27/1/2018	Ultra Easy 100k Sky Run	100,00	×3
✓ 7	18/5/2013	6th The North Face 100 Australia	100,00	×3
✓ 8	16/5/2009	2nd The North Face 100 Australia	100,00	×3
✓ 9	17/5/2008	1st The North Face 100 Australia	100,00	×3
✓ 10	5/11/2022	Dartmoor Way Granite 50mi	80,47	×2
✓ 11	15/9/2018	BUTTER 24, 24hr	78,00	×2
✓ 12	10/1/2009	Narrabeen all nighter 12 hours	75,00	×2
✓ 13	30/7/2011	Bush Capital Bush Marathon	60,00	×1
✓ 14	29/7/2006	Bush Capital Bush Marathon	60,00	×1
✓ 15	13/1/2024	Endurancelife North Cornwall	51,02	×1