Riet Horber

Born : 1938 Cat. W85 Ultrarunner since 1972

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 ?

United Kingdom

Germany

Netherlands

Switzerland

11,6%

Rank quotient ?This runner's calculation uses 39 eligible race(s): Σ(rank − 1) = 4 867; Σ finishers = 42 107. 4 867 / 42 107 × 100 = 11.56%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed39

Km — ultra races4 230 km

> 100 km9

> 160 km5

> 24h7

Longest race198,5 km

24 Stundenlauf Biel — 10/10/1987

Km per year (ultra races)

2022

2023

2024

2025

2026

Race types (share of distance)

Road84,9%

Trail3,2%

Ult.Walk11,9%

Wins & podiums (ultra)

🏆 Win0

🏆 Win F11

🏅 Top 30

🏅 Top 3 F22

Longest winning streak0

Current streak0

Records

100 km8h22'10 100 mi22h41'58 24 h198,47 km

HISTORY

39 race(s) · 6 split(s) nested

Date		Race	Perf.	Rk
1998
12.06	100km	40. 100 km Lauf Biel	10:31:49 h	460
1995
26.05	24h	17e 24 uurs Apeldoorn	178.389 km	34
26.05	100km	17e 24 uurs Apeldoorn - 100km Split	11:38:18 h	40
26.05	100mi	17e 24 uurs Apeldoorn - 100mi Split	21:04:27 h	34
1991
07.09	100km	16. RUN Winschoten 100 km	9:28:50 h	42
10.05	24h	13e 24 uurs Apeldoorn	58.314 km	86
13.04	15h	Nacht van Loon op Zand	114.200 km	18
1990
08.09	100km	15. RUN Winschoten 100 km	8:44:33 h	14
08.06	100km road race	32. 100 km Lauf Biel	9:21:21 h	236
02.06	24h	12e 24 uurs Apeldoorn	198.255 km	17
02.06	50km	12e 24 uurs Apeldoorn - 50km Split	4:40:01 h	19
02.06	100km	12e 24 uurs Apeldoorn - 100km Split	10:47:16 h	23
02.06	100mi	12e 24 uurs Apeldoorn - 100mi Split	19:02:09 h	18
21.04	15h	Nacht van Loon op Zand	114.200 km	21
1989
09.09	100km	14. RUN Winschoten 100 km	8:53:10 h	22
29.07	100mi	Metropolitan Police 100 miles walk	22:41:58 h	27
02.06	100km road race	31. 100 km Lauf Biel	9:26:00 h	255
15.04	15h	Nacht van Loon op Zand	114.200 km	28
1988
10.09	24h	9. 24 Stundenlauf Mörlenbach	54.452 km	24
10.09	50km	9. 24 Stundenlauf Mörlenbach - 50km Split	5:15:00 h	9
30.07	67km	3. Swiss Alpine Marathon	7:29:38 h	236
13.05	24h	10e 24 uurs Apeldoorn	120.305 km	32
1987
10.10	24h	24 Stundenlauf Biel	198.472 km	5
12.09	24h	8. 24 Stundenlauf Mörlenbach	184.125 km	7
25.07	67km	2. Swiss Alpine Marathon	7:58:21 h	232
1986
13.09	100km	11. RUN Winschoten 100 km	8:34:40 h	30
06.06	100km road race	28. 100 km Lauf Biel	9:00:00 h	173
1984
08.09	100km	9. RUN Winschoten 100 km	8:22:10 h	20
15.06	100km road race	26. 100 km Lauf Biel	8:46:00 h	151
1983
03.06	100km road race	25. 100 km Lauf Biel	9:16:00 h	219
1982
11.09	100km	7. RUN Winschoten 100 km	9:27:24 h	41
11.06	100km road race	24. 100 km Lauf Biel	9:55:00 h	344
1981
12.09	100km	6. RUN Winschoten 100 km	9:14:46 h	31
1980
13.09	100km	5. RUN Winschoten 100 km	8:41:46 h	16
06.06	100km road race	22. 100 km Lauf Biel	8:45:00 h	67
1979
08.09	100km	4. RUN Winschoten 100 km	8:54:19 h	20
1978
09.09	100km	3. RUN Winschoten 100 km	8:59:40 h	23
16.06	100km road race	20. 100 km Lauf Biel	9:53:00 h	190
1977
10.09	100km	2. RUN Winschoten 100 km	9:49:10 h	42
10.06	100km road race	19. 100 km Lauf Biel	9:36:00 h	112
1976
25.06	100km road race	18. 100 km Lauf Biel	10:15:00 h	195
1975
13.06	100km road race	17. 100 km Lauf Biel	10:10:00 h	102
1974
07.06	100km road race	16. 100 km Lauf Biel	12:35:00 h	375
1973
15.06	100km road race	15. 100 km Lauf Biel	13:30:00 h	405
1972
09.06	100km	14. 100 km Lauf Biel	15:13:00 h	554

Filter

Runner	Races in common

DUV-index calculation details

#	Date	Race	Credited km	DUV-index+
✓ 1	10/10/1987	24 Stundenlauf Biel	198,47	×3
✓ 2	2/6/1990	12e 24 uurs Apeldoorn	198,26	×3
✓ 3	12/9/1987	8. 24 Stundenlauf Mörlenbach	184,13	×3
✓ 4	26/5/1995	17e 24 uurs Apeldoorn	178,39	×3
✓ 5	29/7/1989	Metropolitan Police 100 miles walk	160,93	×3
✓ 6	13/5/1988	10e 24 uurs Apeldoorn	120,31	×2
✓ 7	13/4/1991	Nacht van Loon op Zand	114,20	×2
✓ 8	21/4/1990	Nacht van Loon op Zand	114,20	×2
✓ 9	15/4/1989	Nacht van Loon op Zand	114,20	×2
✓ 10	12/6/1998	40. 100 km Lauf Biel	100,00	×1
✓ 11	7/9/1991	16. RUN Winschoten 100 km	100,00	×1
✓ 12	8/9/1990	15. RUN Winschoten 100 km	100,00	×1
✓ 13	8/6/1990	32. 100 km Lauf Biel (SUI)	100,00	×1
✓ 14	9/9/1989	14. RUN Winschoten 100 km	100,00	×1
✓ 15	2/6/1989	31. 100 km Lauf Biel (SUI)	100,00	×1
✓ 16	13/9/1986	11. RUN Winschoten 100 km	100,00	×1
✓ 17	6/6/1986	28. 100 km Lauf Biel (SUI)	100,00	×1
✓ 18	8/9/1984	9. RUN Winschoten 100 km	100,00	×1
✓ 19	15/6/1984	26. 100 km Lauf Biel (SUI)	100,00	×1
✓ 20	3/6/1983	25. 100 km Lauf Biel (SUI)	100,00	×1
✓ 21	11/9/1982	7. RUN Winschoten 100 km	100,00	×1
✓ 22	11/6/1982	24. 100 km Lauf Biel (SUI)	100,00	×1
✓ 23	12/9/1981	6. RUN Winschoten 100 km	100,00	×1
✓ 24	13/9/1980	5. RUN Winschoten 100 km	100,00	×1
✓ 25	6/6/1980	22. 100 km Lauf Biel (SUI)	100,00	×1
✓ 26	8/9/1979	4. RUN Winschoten 100 km	100,00	×1
✓ 27	9/9/1978	3. RUN Winschoten 100 km	100,00	×1
✓ 28	16/6/1978	20. 100 km Lauf Biel (SUI)	100,00	×1
✓ 29	10/9/1977	2. RUN Winschoten 100 km	100,00	×1
✓ 30	10/6/1977	19. 100 km Lauf Biel (SUI)	100,00	×1
✓ 31	25/6/1976	18. 100 km Lauf Biel (SUI)	100,00	×1
✓ 32	13/6/1975	17. 100 km Lauf Biel (SUI)	100,00	×1
✓ 33	7/6/1974	16. 100 km Lauf Biel (SUI)	100,00	×1
✓ 34	15/6/1973	15. 100 km Lauf Biel (SUI)	100,00	×1
✓ 35	9/6/1972	14. 100 km Lauf Biel	100,00	×1
✓ 36	30/7/1988	3. Swiss Alpine Marathon	67,00	×1
✓ 37	25/7/1987	2. Swiss Alpine Marathon	67,00	×1
✓ 38	10/5/1991	13e 24 uurs Apeldoorn	58,31	×1
✓ 39	10/9/1988	9. 24 Stundenlauf Mörlenbach	54,45	×1