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SF MARATHON 2025

Jason Shaeffer

Bib: 4707•M•Age: 54

San francisco, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6545
Gender (Male)
#0 / 4641
Masters (Masters Men)
#0 / 1347
Division (M50-54)
#0 / 235
Race Day Weather
56°/46°F
overcast clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
1.81 Miles
18:28
Rank: #4630
Start → 1.81 Miles
18:28 | 10:12/mi
5.55 Miles
1:02:01
Rank: #5582 (-952)
1.81 Miles → 5.55 Miles
43:33 | 11:39/mi
6.52 Miles
1:12:33
Rank: #5431 (+151)
5.55 Miles → 6.52 Miles
10:32 | 10:52/mi
10.87 Miles
2:02:46
Rank: #5443 (-12)
6.52 Miles → 10.87 Miles
50:13 | 11:33/mi
Garmin Hill Challenge· 11.38 mi
2:08:20
Rank: #5269 (+174)
10.87 Miles → Garmin Hill Challenge
5:34 | 10:56/mi
14.95 Miles
2:46:42
Rank: #5287 (-18)
Garmin Hill Challenge → 14.95 Miles
38:22 | 10:45/mi
18 Miles
3:32:25
Rank: #5481 (-194)
14.95 Miles → 18 Miles
45:43 | 14:59/mi
25 Miles
5:03:53
Rank: #5395 (+86)
18 Miles → 25 Miles
1:31:28 | 13:04/mi
Finish· 26.22 mi
5:18:59
Rank: #5364 (+31)
25 Miles → Finish
15:06 | 12:24/mi

Course Map & Elevation

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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81 Miles
1.81 mi05:53:4718:2810:1218:28
10:12
-
5.55 Miles
5.55 mi06:37:201:02:0111:1043:33
11:39
+1:27
6.52 Miles
6.52 mi06:47:521:12:3311:0810:32
10:52
-0:47
10.87 Miles
10.87 mi07:38:052:02:4611:1850:13
11:33
+0:41
Garmin Hill Challenge
11.38 mi07:43:392:08:2011:175:34
10:56
-0:37
14.95 Miles
14.95 mi08:22:012:46:4211:0938:22
10:45
-0:11
18 Miles
18.00 mi09:07:443:32:2511:4845:43
14:59
+4:14
25 Miles
25.00 mi10:39:125:03:5312:091:31:28
13:04
-1:55
Finish
26.22 mi10:54:185:18:5912:1015:06
12:24
-0:40

Checkpoints & Pacing

📈Pace 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

10:12 /mi

Average Pace

12:10 /mi

Slowest Pace

14:59 /mi

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Fastest
Middle
Slowest
Average

📊Segments

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

56:50

18% of race

Time at Steady Pace

1:49:52

34% of race

Time at Slower Pace

2:32:17

48% of race

Average Pace: 12:10 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

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

✨Sparklines

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 mi05:53:4718:2810:1218:28
10:12
#4630
5.55 Miles
5.55 mi06:37:201:02:0111:1043:33
11:39
#5582
6.52 Miles
6.52 mi06:47:521:12:3311:0810:32
10:52
#5431
10.87 Miles
10.87 mi07:38:052:02:4611:1850:13
11:33
#5443
Garmin Hill Challenge
11.38 mi07:43:392:08:2011:175:34
10:56
#5269
14.95 Miles
14.95 mi08:22:012:46:4211:0938:22
10:45
#5287
18 Miles
18.00 mi09:07:443:32:2511:4845:43
14:59
#5481
25 Miles
25.00 mi10:39:125:03:5312:091:31:28
13:04
#5395
Finish
26.22 mi10:54:185:18:5912:1015:06
12:24
#5364
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
1.81 Miles1.81 mi1.81 mi463035421804630(Top 71%)3542(Top 76%)180(Top 77%)
5.55 Miles5.55 mi3.74 mi5582-9524138-596208-285839(Top 89%)4266(Top 92%)213(Top 91%)
6.52 Miles6.52 mi0.97 mi5431+1514052+86198+104345(Top 66%)3358(Top 72%)155(Top 66%)
10.87 Miles10.87 mi4.35 mi5443-124052200-25509(Top 84%)4073(Top 88%)198(Top 84%)
Garmin Hill Challenge11.38 mi0.51 mi5269+1743945+107190+102051(Top 31%)1738(Top 37%)63(Top 27%)
14.95 Miles14.95 mi3.57 mi5287-183944+1188+25319(Top 81%)3938(Top 85%)190(Top 81%)
18 Miles18.00 mi3.05 mi5481-1944050-106198-106166(Top 94%)4387(Top 95%)222(Top 94%)
25 Miles25.00 mi7.00 mi5395+863952+98196+25153(Top 79%)3711(Top 80%)190(Top 81%)
Finish26.22 mi1.22 mi5364+313928+241964932(Top 75%)3568(Top 77%)170(Top 72%)

Segment Performance Analysis

Start → 1.81 Miles

0.0 - 1.8 mi

Top 71%
×1human
+6ft-10ft

Overall

4630

Males

3542

M50-54

182

1.81 Miles→5.55 Miles

1.8 - 5.5 mi

Top 89%
×6stories
+97ft-86ft

Overall

5839

Males

4266

M50-54

215

5.55 Miles→6.52 Miles

5.5 - 6.5 mi

Top 66%
×15stories
+178ft-5ft

Overall

4345

Males

3358

M50-54

156

6.52 Miles→10.87 Miles

6.5 - 10.9 mi

Top 84%
×20stories
+201ft-318ft

Overall

5509

Males

4073

M50-54

199

10.87 Miles→Garmin Hill Challenge

10.9 - 11.4 mi

Top 31%
×11stories
+134ft-79ft

Overall

2051

Males

1738

M50-54

63

Garmin Hill Challenge→14.95 Miles

11.4 - 14.9 mi

Top 81%
×17stories
+251ft-225ft

Overall

5319

Males

3938

M50-54

190

14.95 Miles→18 Miles

14.9 - 18.0 mi

Top 94%
×12stories
+165ft-60ft

Overall

6166

Males

4387

M50-54

222

18 Miles→25 Miles

18.0 - 25.0 mi

Top 79%
×22stories
+142ft-378ft

Overall

5153

Males

3711

M50-54

190

25 Miles→Finish

25.0 - 26.2 mi

Top 75%
~flat
+2ft-0ft

Overall

4932

Males

3568

M50-54

170

Passing Analysis

Category:
Athletes Passed
774*
Passed By
1508
Net Change
-734
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81 Miles----#4630
1.81 Miles → 5.55 Miles26978-952#4630#5582
5.55 Miles → 6.52 Miles1587+151#5582#5431
6.52 Miles → 10.87 Miles97*109-12#5431#5443
10.87 Miles → Garmin Hill Challenge1740+174#5443#5269
Garmin Hill Challenge → 14.95 Miles71*89-18#5269#5287
14.95 Miles → 18 Miles35*229-194#5287#5481
18 Miles → 25 Miles175*89+86#5481#5395
25 Miles → Finish38*7+31#5395#5364
TOTALS774*1508-734

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

📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

The San Francisco Marathon

The San Francisco Marathon