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SF MARATHON 1ST HALF 2025

Tan Li

Bib: 16396•M•Age: 36

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 7100
Top 9%
Gender (Male)
#0 / 3977
Top 14%
Division (M35-39)
#0 / 583
Top 12%
Race Day Weather
56°/46°F
light rain

⏱️ Race Timeline

Start
0:00:00
Race begins
1.81M
14:34
Rank: #684
Start → 1.81M
14:34 | 8:03/mi
5.34M
42:35
Rank: #575 (+109)
1.81M → 5.34M
28:01 | 7:56/mi
6.15M
49:30
Rank: #609 (-34)
5.34M → 6.15M
6:55 | 8:33/mi
10.54M
1:25:32
Rank: #615 (-6)
6.15M → 10.54M
36:02 | 8:12/mi
11.05M
1:31:56
Rank: #683 (-68)
10.54M → 11.05M
6:24 | 12:33/mi
Finish· 13.11 mi
1:49:32
Rank: #668 (+15)
11.05M → Finish
17:36 | 8:33/mi

The Course

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Half Splits

1st Half· via 6.15MFaster
Distance6.15 mi
Time49:30
Pace8:03 /mi
2nd Half
Distance6.96 mi
Time1:00:02
Pace8:38 /mi
📊Positive Split: 21.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81M
1.81 mi06:52:5014:348:0314:34
8:03
-
5.34M
5.34 mi07:20:5142:357:5828:01
7:56
-0:07
6.15M
6.15 mi07:27:4649:308:036:55
8:33
+0:37
10.54M
10.54 mi08:03:481:25:328:0736:02
8:12
-0:21
11.05M
11.05 mi08:10:121:31:568:196:24
12:33
+4:21
Finish
13.11 mi08:27:481:49:328:2117:36
8:33
-4:00

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

7:56 /mi

Average Pace

8:21 /mi

Slowest Pace

12:33 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:43:08

94% of race

Time at Slower Pace

6:24

6% of race

Average Pace: 8:21 /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...
0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
1.81M
1.81 mi06:52:5014:348:0314:34
8:03
#684
5.34M
5.34 mi07:20:5142:357:5828:01
7:56
#575
6.15M
6.15 mi07:27:4649:308:036:55
8:33
#609
10.54M
10.54 mi08:03:481:25:328:0736:02
8:12
#615
11.05M
11.05 mi08:10:121:31:568:196:24
12:33
#683
Finish
13.11 mi08:27:481:49:328:2117:36
8:33
#668
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
1.81M1.81 mi1.81 mi68457283684(Top 10%)572(Top 14%)83(Top 14%)
5.34M5.34 mi3.53 mi575+109483+8962+21557(Top 8%)470(Top 12%)60(Top 10%)
6.15M6.15 mi0.81 mi609-34514-3168-6800(Top 11%)659(Top 17%)88(Top 15%)
10.54M10.54 mi4.39 mi615-6522-873-5675(Top 10%)563(Top 14%)70(Top 12%)
11.05M11.05 mi0.51 mi683-68570-4874-12060(Top 29%)1500(Top 38%)196(Top 34%)
Finish13.11 mi2.06 mi668+15556+1472+2690(Top 10%)576(Top 14%)72(Top 12%)

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 10%
~flat
+4ft-3ft

Overall

684

Males

572

M35-39

83

1.81M→5.34M

1.8 - 5.3 mi

Top 8%
×4stories
+80ft-74ft

Overall

557

Males

470

M35-39

60

5.34M→6.15M

5.3 - 6.2 mi

Top 11%
×10stories
+126ft-4ft

Overall

800

Males

659

M35-39

88

6.15M→10.54M

6.2 - 10.5 mi

Top 10%
×21stories
+230ft-361ft

Overall

675

Males

563

M35-39

70

10.54M→11.05M

10.5 - 11.1 mi

Top 29%
×14stories
+172ft-0ft

Overall

2060

Males

1500

M35-39

196

11.05M→Finish

11.1 - 13.1 mi

Top 10%
×7stories
+97ft-114ft

Overall

690

Males

576

M35-39

72

Passing Analysis

Category:
Athletes Passed
226*
Passed By
210
Net Change
+16
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81M----#684
1.81M → 5.34M13324+109#684#575
5.34M → 6.15M438-34#575#609
6.15M → 10.54M4652-6#609#615
10.54M → 11.05M472-68#615#683
11.05M → Finish39*24+15#683#668
TOTALS226*210+16

* 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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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

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