Marian Gray

Born : 1954 Cat. W70 Ultrarunner since 2007

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 ?

Chile

Egypt

Iceland

Jordan

Morocco

89,3%

Rank quotient ?This runner's calculation uses 5 eligible race(s): Σ(rank − 1) = 1 260; Σ finishers = 1 411. 1 260 / 1 411 × 100 = 89.30%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed30

Km — ultra races1 221 km

> 100 km5

> 160 km5

> 200 km5

Longest race250,0 km

Sahara Race Jordan — 16/2/2014

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Stage100,0%

Records

No record for a classic ultra format

HISTORY

5 race(s)

Date		Race	Perf.	Rk
2014
16.02	250km/6stages	Sahara Race Jordan	2d 07:06:58 h	138
2013
04.08	250km/6stages	Racing the Planet - Iceland 2013	2d 04:42:41 h	195
2012
04.03	250km/6stages	8th Atacama Crossing	2d 08:28:54 h	137
2008
26.10	250km/6stages	Sahara Race Egypt	2d 13:12:22 h	123
2007
25.03	221km/6stages	22. Marathon des Sables	2d 11:59:20 h	672

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Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	16/2/2014	Sahara Race Jordan	250,00	×7
✓ 2	4/8/2013	Racing the Planet - Iceland 2013	250,00	×7
✓ 3	4/3/2012	8th Atacama Crossing	250,00	×7
✓ 4	26/10/2008	Sahara Race Egypt	250,00	×7
✓ 5	25/3/2007	22. Marathon des Sables	221,00	×6