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SF MARATHON 2025

Colby Castner

Bib: 3556โ€ขMโ€ขAge: 29

redwood city, CA

0:00
0:00
/ mi
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Overall
#0 / 6545
Top 50%
Gender (Male)
#0 / 4641
Division (M25-29)
#0 / 1018
Race Day Weather
56ยฐ/46ยฐF
overcast clouds

โฑ๏ธ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
1.81 Miles
16:49
Rank: #2976
Start โ†’ 1.81 Miles
16:49 | 9:17/mi
5.55 Miles
50:41
Rank: #2616 (+360)
1.81 Miles โ†’ 5.55 Miles
33:52 | 9:03/mi
6.52 Miles
1:00:27
Rank: #2735 (-119)
5.55 Miles โ†’ 6.52 Miles
9:46 | 10:04/mi
10.87 Miles
1:42:05
Rank: #2820 (-85)
6.52 Miles โ†’ 10.87 Miles
41:38 | 9:34/mi
Garmin Hill Challengeยท 11.38 mi
1:47:38
Rank: #2758 (+62)
10.87 Miles โ†’ Garmin Hill Challenge
5:33 | 10:54/mi
14.95 Miles
2:17:36
Rank: #2718 (+40)
Garmin Hill Challenge โ†’ 14.95 Miles
29:58 | 8:24/mi
18 Miles
2:52:24
Rank: #2775 (-57)
14.95 Miles โ†’ 18 Miles
34:48 | 11:25/mi
25 Miles
4:15:34
Rank: #3279 (-504)
18 Miles โ†’ 25 Miles
1:23:10 | 11:53/mi
Finishยท 26.22 mi
4:28:06
Rank: #3246 (+33)
25 Miles โ†’ Finish
12:32 | 10:17/mi

Course Map & Elevation

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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81 Miles
1.81 mi05:48:3516:499:1716:49
9:17
-
5.55 Miles
5.55 mi06:22:2750:419:0833:52
9:03
-0:14
6.52 Miles
6.52 mi06:32:131:00:279:169:46
10:04
+1:01
10.87 Miles
10.87 mi07:13:511:42:059:2341:38
9:34
-0:30
Garmin Hill Challenge
11.38 mi07:19:241:47:389:275:33
10:54
+1:20
14.95 Miles
14.95 mi07:49:222:17:369:1229:58
8:24
-2:30
18 Miles
18.00 mi08:24:102:52:249:3534:48
11:25
+3:01
25 Miles
25.00 mi09:47:204:15:3410:131:23:10
11:53
+0:28
Finish
26.22 mi09:59:524:28:0610:1412:32
10:17
-1:36

Checkpoints & Pacing

๐Ÿ“ˆPace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

8:24 /mi

Average Pace

10:14 /mi

Slowest Pace

11:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

๐Ÿ“ŠSegments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:20:39

30% of race

Time at Steady Pace

1:03:56

24% of race

Time at Slower Pace

2:03:31

46% of race

Average Pace: 10:14 /mi

Loading chart...
Faster pace (< avg)
Steady pace (โ‰ˆ avg)
Slower pace (> avg)

๐ŸŽจHeatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

โœจSparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
1.81 Miles
1.81 mi05:48:3516:499:1716:49
9:17
#2976
5.55 Miles
5.55 mi06:22:2750:419:0833:52
9:03
#2616
6.52 Miles
6.52 mi06:32:131:00:279:169:46
10:04
#2735
10.87 Miles
10.87 mi07:13:511:42:059:2341:38
9:34
#2820
Garmin Hill Challenge
11.38 mi07:19:241:47:389:275:33
10:54
#2758
14.95 Miles
14.95 mi07:49:222:17:369:1229:58
8:24
#2718
18 Miles
18.00 mi08:24:102:52:249:3534:48
11:25
#2775
25 Miles
25.00 mi09:47:204:15:3410:131:23:10
11:53
#3279
Finish
26.22 mi09:59:524:28:0610:1412:32
10:17
#3246
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
1.81 Miles1.81 mi1.81 mi297624425852976(Top 45%)2442(Top 53%)585(Top 57%)
5.55 Miles5.55 mi3.74 mi2616+3602187+255541+442469(Top 38%)2074(Top 45%)517(Top 51%)
6.52 Miles6.52 mi0.97 mi2735-1192272-85565-243223(Top 49%)2624(Top 57%)645(Top 63%)
10.87 Miles10.87 mi4.35 mi2820-852325-53585-203011(Top 46%)2462(Top 53%)623(Top 61%)
Garmin Hill Challenge11.38 mi0.51 mi2758+622286+39575+102014(Top 31%)1708(Top 37%)461(Top 45%)
14.95 Miles14.95 mi3.57 mi2718+402251+35563+122591(Top 40%)2159(Top 47%)535(Top 53%)
18 Miles18.00 mi3.05 mi2775-572280-29561+23279(Top 50%)2607(Top 56%)626(Top 61%)
25 Miles25.00 mi7.00 mi3279-5042588-308614-534322(Top 66%)3192(Top 69%)733(Top 72%)
Finish26.22 mi1.22 mi3246+332560+28611+32855(Top 44%)2196(Top 47%)528(Top 52%)

Segment Performance Analysis

Start โ†’ 1.81 Miles

0.0 - 1.8 mi

Top 45%
ร—1human
+6ft-10ft

Overall

2976

Males

2442

M25-29

586

1.81 Milesโ†’5.55 Miles

1.8 - 5.5 mi

Top 38%
ร—6stories
+97ft-86ft

Overall

2469

Males

2074

M25-29

518

5.55 Milesโ†’6.52 Miles

5.5 - 6.5 mi

Top 49%
ร—15stories
+178ft-5ft

Overall

3223

Males

2624

M25-29

647

6.52 Milesโ†’10.87 Miles

6.5 - 10.9 mi

Top 46%
ร—20stories
+201ft-318ft

Overall

3011

Males

2462

M25-29

623

10.87 Milesโ†’Garmin Hill Challenge

10.9 - 11.4 mi

Top 31%
ร—11stories
+134ft-79ft

Overall

2014

Males

1708

M25-29

461

Garmin Hill Challengeโ†’14.95 Miles

11.4 - 14.9 mi

Top 40%
ร—17stories
+251ft-225ft

Overall

2591

Males

2159

M25-29

536

14.95 Milesโ†’18 Miles

14.9 - 18.0 mi

Top 50%
ร—12stories
+165ft-60ft

Overall

3279

Males

2607

M25-29

627

18 Milesโ†’25 Miles

18.0 - 25.0 mi

Top 66%
ร—22stories
+142ft-378ft

Overall

4322

Males

3192

M25-29

733

25 Milesโ†’Finish

25.0 - 26.2 mi

Top 44%
~flat
+2ft-0ft

Overall

2855

Males

2196

M25-29

528

Passing Analysis

Category:
Athletes Passed
785*
Passed By
1055
Net Change
-270
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start โ†’ 1.81 Miles----#2976
1.81 Miles โ†’ 5.55 Miles40747+360#2976#2616
5.55 Miles โ†’ 6.52 Miles8127-119#2616#2735
6.52 Miles โ†’ 10.87 Miles63*148-85#2735#2820
10.87 Miles โ†’ Garmin Hill Challenge664+62#2820#2758
Garmin Hill Challenge โ†’ 14.95 Miles72*32+40#2758#2718
14.95 Miles โ†’ 18 Miles80*137-57#2718#2775
18 Miles โ†’ 25 Miles42*546-504#2775#3279
25 Miles โ†’ Finish47*14+33#3279#3246
TOTALS785*1055-270

* Includes athletes who did not complete a segment (DNF/DNQ).

๐Ÿ“Š

Passing Visuals

Category:

๐Ÿ“ˆPosition Graph

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๐ŸŽจHeatmap Timeline

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๐Ÿ”„Passing Circle

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๐ŸŒŠPosition Flow

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๐ŸƒRace Lanes

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Public Race Data

The San Francisco Marathon

The San Francisco Marathon