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SF MARATHON 1ST HALF 2025

Vinh Le

Mountain View, CA

Bib: 12770 M 21

0:00
0:00
/ mi
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Overall
#0 / 7100
Top 16%
Gender (Male)
#0 / 3977
Top 22%
M20-29
#0 / 437
Top 31%
Race Day Weather
56°/46°F
light rain

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
1.81M
9:18/mi
16:50
→ flat
12 ft elev
5.34M
8:43/mi
47:37
↑ 80↓ 74
19 ft elev
6.15M
8:42/mi
54:40
↑ 1262.8%
149 ft elev
10.54M
8:31/mi
1:32:04
↑ 230↓ 3610.6%
20 ft elev
11.05M
10:37/mi
1:37:29
↑ 1726.4%
213 ft elev
Finish· 13.11 mi
8:53/mi
1:55:47
↑ 97↓ 1140.2%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
54:408:53 /mi⚡ faster
2nd Half
1:01:078:47 /mi+11.8%
Positive split — 11.8% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81M
1.81 mi06:59:1216:509:1816:50
9:18
-
5.34M
5.34 mi07:29:5947:378:5530:47
8:43
-0:35
6.15M
6.15 mi07:37:0254:408:537:03
8:42
-0:01
10.54M
10.54 mi08:14:261:32:048:4437:24
8:31
-0:11
11.05M
11.05 mi08:19:511:37:298:495:25
10:37
+2:06
Finish
13.11 mi08:38:091:55:478:5018:18
8:53
-1:44

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

8:31 /mi

Average Pace

8:50 /mi

Slowest Pace

10:37 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

37:24

32% of race

Time at Steady Pace

56:08

48% of race

Time at Slower Pace

22:15

19% of race

Average Pace: 8:50 /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.

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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 mi06:59:1216:509:1816:50
9:18
#2487
5.34M
5.34 mi07:29:5947:378:5530:47
8:43
#1720
6.15M
6.15 mi07:37:0254:408:537:03
8:42
#1544
10.54M
10.54 mi08:14:261:32:048:4437:24
8:31
#1226
11.05M
11.05 mi08:19:511:37:298:495:25
10:37
#1156
Finish
13.11 mi08:38:091:55:478:5018:18
8:53
#1105
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
1.81M1.81 mi1.81 mi2487179625024871796250
5.34M5.34 mi3.53 mi1720+7671313+483195+5513401049149
6.15M6.15 mi0.81 mi1544+1761191+122174+21979794134
10.54M10.54 mi4.39 mi1226+318977+214148+26972801131
11.05M11.05 mi0.51 mi1156+70929+48138+10698590110
Finish13.11 mi2.06 mi1105+51894+35135+31057844136

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 35%
~flat
+4ft-3ft

Overall

2487

Males

1796

M20-24

250

1.81M→5.34M

1.8 - 5.3 mi

Top 19%
×4story building
+80ft-74ft

Overall

1340

Males

1049

M20-24

149

5.34M→6.15M

5.3 - 6.2 mi

Top 14%
×10story building
+126ft-4ft

Overall

979

Males

794

M20-24

134

6.15M→10.54M

6.2 - 10.5 mi

Top 14%
×21story building
+230ft-361ft

Overall

972

Males

801

M20-24

131

10.54M→11.05M

10.5 - 11.1 mi

Top 10%
×14story building
+172ft-0ft

Overall

698

Males

590

M20-24

110

11.05M→Finish

11.1 - 13.1 mi

Top 15%
×7story building
+97ft-114ft

Overall

1057

Males

844

M20-24

136

Passing Analysis

Category:
Athletes Passed
1416*
Passed By
34
Net Change
+1382
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81M----#2487
1.81M → 5.34M773*6+767#2487#1720
5.34M → 6.15M1771+176#1720#1544
6.15M → 10.54M3257+318#1544#1226
10.54M → 11.05M733+70#1226#1156
11.05M → Finish68*17+51#1156#1105
TOTALS1416*34+1382

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

Passing Charts

Category:
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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

Race Place Events