Select your language:
Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: Cox Sr., Robert   Submit Personal Website Send Link 
Club:  
Residence: Sun City West, AZ
Year of birth: 1942 (Cat. german: M80)
Date of birth: 00.00.0000 (Cat. internat.: M80)
Nationality: USA USA United States
RunnerID: 215211
 

14 search results (14 Events, 1335.61 km).  (More)

2013 1 Event, 50 km  (More)
07.09.2013 McKenzie River 50 km Trail Run (USA) 50km
8:23:15 h Cox Sr., Robert *Sun City West, AZ  Overall: 199 M: 112 Cat M70: 3
1999 1 Event, 50 km  (More)
11.09.1999 McKenzie River 50 km Trail Run (USA) 50km
8:20:27 h Cox Sr., Robert   Overall: 70 M: 48 Cat M55: 2
1998 1 Event, 50 km  (More)
29.08.1998 McKenzie River 50 km Trail Run (USA) 50km
7:16:04 h Cox Sr., Robert   Overall: 64 M: 52 Cat M55: 9
1997 1 Event, 50 km  (More)
13.09.1997 McKenzie River 50 km Trail Run (USA) 50km
6:25:30 h Cox Sr., Robert   Overall: 25 M: 19 Cat M50: 2
1991 2 Events, 130.467 km  (More)
14.09.1991 McKenzie River 50 Mile Trail Run (USA) 50mi
11:06:30 h Cox Sr., Robert   Overall: 38 M: 32 Cat M45: 6
09.02.1991 Jed Smith Ultra Classic - 50 Km Race (USA) 50km
6:23:15 h Cox Sr., Robert   Overall: 82 M: 61 Cat M45: 11
1989 3 Events, 371.868 km  (More)
30.09.-01.10.1989 Angeles Crest 100 Mile (USA) 100mi
31:22:03 h Cox Sr., Robert *NV  Overall: 61 M: 55 Cat M45: 7
08.-09.09.1989 Wasatch Front 100 Mile (USA) 100mi
33:38:08 h Cox Sr., Robert *NV  Overall: 51 M: 49 Cat M45: 1
20.05.1989 Silver State 50 km (USA) 50km
8:18:13 h Cox Sr., Robert   Overall: 23 M: 19 Cat M45: 4
1988 3 Events, 402.335 km  (More)
09.-10.09.1988 Wasatch Front 100 Mile (USA) 100mi
34:25:03 h Cox Sr., Robert *NV  Overall: 46 M: 44 Cat M45: 4
25.-26.06.1988 Western States 100 Mile Endurance Run (USA) 100mi
26:28:17 h Cox Sr., Robert   Overall: 145 M: 133 Cat M45: 21
06.02.1988 Jed Smith Ultra Classic - 50 Mile Race (USA) 50mi
8:30:29 h Cox Sr., Robert   Overall: 45 M: 39 Cat M45: 7
1987 1 Event, 80.467 km  (More)
07.02.1987 Jed Smith Ultra Classic - 50 Mile Race (USA) 50mi
9:09:38 h Cox Sr., Robert   Overall: 33 M: 28 Cat M40: 6
1984 1 Event, 150.473 km  (More)
23.-24.06.1984 Western States 100 Mile Endurance Run (USA) 93.5mi
22:53:00 h Cox Sr., Robert   Overall: 93 M: 83 Cat M40: 15

Personal bests

Your list of personal best performances only contains performances of races which can be included into rankings.

In brackets rank in yearly international/national rankings.

 PB 2013 1999 1998 1997 1991 1989 1988 1987 1984
50km 6:23:15  
 
 
 
6:23:15
  		 
 
 
 
50mi 8:30:29  
 
 
 
 
 
8:30:29
  		9:09:38
  		 

Comparison table

Comparison of performances in races with multiple participations

   2013 1999 1998 1997 1991 1989 1988 1987 1984
McKenzie River 50 km Trail Run 4 8:23:15 8:20:27 7:16:04 6:25:30          
Wasatch Front 100 Mile 2           33:38:08 34:25:03    
Western States 100 Mile Endurance Run 2             26:28:17   22:53:00
Jed Smith Ultra Classic - 50 Mile Race 2             8:30:29 9:09:38