John Ambrosino

Born : 1963 Cat. M60 Ultrarunner since 2014

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

41,0%

Rank quotient ?This runner's calculation uses 9 eligible race(s): Σ(rank − 1) = 73; Σ finishers = 178. 73 / 178 × 100 = 41.01%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed9

Km — ultra races642 km

Longest race100,0 km

1st SA Track 100 Championship — 30/1/2016

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road100,0%

Records

50 km5h22'23 100 km11h56'35 6 h60,14 km 12 h97,20 km

HISTORY

9 race(s)

Date		Race	Perf.	Rk
2020
25.01	50km	5th SA Track 50 Championship	5:29:44 h	6
2019
13.07	6h	11th Adelaide 6 hour race	60.136 km	12
2018
14.07	12h	9th Adelaide 12 hour race	97.200 km	9
27.01	50km	3rd SA Track 50 Championship	5:48:05 h	11
2017
28.01	50km	2nd SA Track 50 Championship	5:22:23 h	6
2016
09.07	6h	8th Adelaide 6 hour race	55.895 km	15
30.01	100km	1st SA Track 100 Championship	11:56:35 h	5
2015
11.07	12h	6th Adelaide 12 hour race	95.786 km	10
2014
12.07	12h	5th Adelaide 12 hour race	83.195 km	8

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Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	30/1/2016	1st SA Track 100 Championship	100,00	×4
✓ 2	14/7/2018	9th Adelaide 12 hour race	97,20	×4
✓ 3	11/7/2015	6th Adelaide 12 hour race	95,79	×3
✓ 4	12/7/2014	5th Adelaide 12 hour race	83,20	×3
✓ 5	13/7/2019	11th Adelaide 6 hour race	60,14	×2
✓ 6	9/7/2016	8th Adelaide 6 hour race	55,90	×2
✓ 7	25/1/2020	5th SA Track 50 Championship	50,00	×2
✓ 8	27/1/2018	3rd SA Track 50 Championship	50,00	×2
✓ 9	28/1/2017	2nd SA Track 50 Championship	50,00	×2