Richard Jacobs
ID 1280980
Born : 1956 Cat. M70 Ultrarunner since 1980 RSA
11
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
23
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 ?RSASouth Africa
68,8%
Rank quotient ?This runner's calculation uses 11 eligible race(s): Σ(rank − 1) = 39 919; Σ finishers = 58 030. 39 919 / 58 030 × 100 = 68.79%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed11
Km — ultra races647 km
Longest race87,0 km
63rd Comrades Marathon - Up Run — 31/5/1988

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road100,0%

Records

No record for a classic ultra format

HISTORY

11 race(s)
DateRacePerf.Rk
2001
14.04 56km RSA32rd Two Oceans Marathon 6:46:09 h6621
2000
22.04 56km RSA31st Two Oceans Marathon 6:24:22 h7220
1991
30.03 56km RSA22nd Two Oceans Marathon 4:42:25 h1430
1989
25.03 56km RSA20th Two Oceans Marathon 5:30:22 h3653
1988
31.05 87km RSA63rd Comrades Marathon - Up Run 10:32:04 h8374
02.04 56km RSA19th Two Oceans Marathon 5:43:24 h4593
1987
18.04 56km RSA18th Two Oceans Marathon 5:13:48 h2710
1984
21.04 56km RSA15th Two Oceans Marathon 5:36:00 h2658
1982
10.04 56km RSA13th Two Oceans Marathon 5:17:02 h1470
1981
18.04 56km RSA12th Two Oceans Marathon 4:34:30 h580
1980
05.04 56km RSA11th Two Oceans Marathon 4:44:46 h621