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SF MARATHON 1ST HALF 2025

Justin Han

San Francisco, CA

Bib: 13641 M 23

0:00
0:00
/ mi
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Overall
#0 / 7100
Top 34%
Gender (Male)
#0 / 3977
Top 43%
M20-29
#0 / 437
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
9:52/mi
17:51
→ flat
12 ft elev
5.34M
9:42/mi
52:04
↑ 80↓ 74
19 ft elev
6.15M
9:41/mi
59:54
↑ 1262.8%
149 ft elev
10.54M
9:22/mi
1:41:02
↑ 230↓ 3610.6%
20 ft elev
11.05M
13:16/mi
1:47:48
↑ 1726.4%
213 ft elev
Finish· 13.11 mi
9:52/mi
2:08:07
↑ 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
59:549:44 /mi⚡ faster
2nd Half
1:08:139:48 /mi+13.9%
Positive split — 13.9% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
1.81M
17:519:521.81 mi17:51
9:52
-
5.34M
52:049:453.53 mi34:13
9:42
-0:10
6.15M
59:549:440.81 mi7:50
9:41
-0:01
10.54M
1:41:029:354.39 mi41:08
9:22
-0:19
11.05M
1:47:489:450.51 mi6:46
13:16
+3:54
Finish(13.11 mi)
2:08:079:462.06 mi20:19
9:52
-3:24
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:22 /mi

Average Pace

9:46 /mi

Slowest Pace

13:16 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:01:21

95% of race

Time at Slower Pace

6:46

5% of race

Average Pace: 9:46 /mi

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

Heatmap

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

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
1.81M1.81 mi3624242132436242421324
5.34M3.53 mi3112+5122142+279299+2529642050286
6.15M0.81 mi2967+1452061+81288+1122471637251
10.54M4.39 mi2498+4691787+274257+3120531525223
11.05M0.51 mi2495+31780+7255+226741841262
Finish(13.11 mi)2.06 mi2420+751723+57245+1023131635238

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 51%
~flat
+4ft-3ft

Overall

3624

Males

2421

M20-24

324

1.81M→5.34M

1.8 - 5.3 mi

Top 42%
×4story building
+80ft-74ft

Overall

2964

Males

2050

M20-24

286

5.34M→6.15M

5.3 - 6.2 mi

Top 32%
×10story building
+126ft-4ft

Overall

2247

Males

1637

M20-24

251

6.15M→10.54M

6.2 - 10.5 mi

Top 29%
×21story building
+230ft-361ft

Overall

2053

Males

1525

M20-24

223

10.54M→11.05M

10.5 - 11.1 mi

Top 38%
×14story building
+172ft-0ft

Overall

2674

Males

1841

M20-24

262

11.05M→Finish

11.1 - 13.1 mi

Top 33%
×7story building
+97ft-114ft

Overall

2313

Males

1635

M20-24

238

Passing Analysis

Category:
Passed
1348*
Passed By
144
Net Change
+1204
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81M----#3624
1.81M → 5.34M562*50+512#3624#3112
5.34M → 6.15M1483+145#3112#2967
6.15M → 10.54M480*11+469#2967#2498
10.54M → 11.05M5249+3#2498#2495
11.05M → Finish106*31+75#2495#2420
TOTALS1348*144+1204

* 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