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SF MARATHON 1ST HALF 2025

Seyoung Lee

Pittsburgh, PA

Bib: 12741 F 23

0:00
0:00
/ mi
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Overall
#0 / 7100
Gender (Female)
#0 / 3107
F20-29
#0 / 410
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
10:08/mi
18:21
→ flat
12 ft elev
5.34M
11:14/mi
58:01
↑ 80↓ 74
19 ft elev
6.15M
10:41/mi
1:06:40
↑ 1262.8%
149 ft elev
10.54M
11:36/mi
1:57:34
↑ 230↓ 3610.6%
20 ft elev
11.05M
16:34/mi
2:06:01
↑ 1726.4%
213 ft elev
Finish· 13.11 mi
10:33/mi
2:27:45
↑ 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
1:06:4010:50 /mi⚡ faster
2nd Half
1:21:0511:39 /mi+21.6%
Positive split — 21.6% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81M
1.81 mi07:00:2818:2110:0818:21
10:08
-
5.34M
5.34 mi07:40:0858:0110:5239:40
11:14
+1:06
6.15M
6.15 mi07:48:471:06:4010:508:39
10:41
-0:33
10.54M
10.54 mi08:39:411:57:3411:0950:54
11:36
+0:55
11.05M
11.05 mi08:48:082:06:0111:248:27
16:34
+4:58
Finish
13.11 mi09:09:522:27:4511:1621:44
10:33
-6:01

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

10:08 /mi

Average Pace

11:16 /mi

Slowest Pace

16:34 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

18:21

12% of race

Time at Steady Pace

2:00:57

82% of race

Time at Slower Pace

8:27

6% of race

Average Pace: 11:16 /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 mi07:00:2818:2110:0818:21
10:08
#4187
5.34M
5.34 mi07:40:0858:0110:5239:40
11:14
#5002
6.15M
6.15 mi07:48:471:06:4010:508:39
10:41
#4804
10.54M
10.54 mi08:39:411:57:3411:0950:54
11:36
#4869
11.05M
11.05 mi08:48:082:06:0111:248:27
16:34
#4897
Finish
13.11 mi09:09:522:27:4511:1621:44
10:33
#4571
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
1.81M1.81 mi1.81 mi4187147723341871477233
5.34M5.34 mi3.53 mi5002-8151899-422295-6253352079317
6.15M6.15 mi0.81 mi4804+1981796+103286+936911240212
10.54M10.54 mi4.39 mi4869-651828-32294-849871926303
11.05M11.05 mi0.51 mi4897-281855-27298-449121908295
Finish13.11 mi2.06 mi4571+3261704+151276+2232421124192

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 59%
~flat
+4ft-3ft

Overall

4187

Females

1477

F20-24

234

1.81M→5.34M

1.8 - 5.3 mi

Top 75%
×4story building
+80ft-74ft

Overall

5335

Females

2079

F20-24

318

5.34M→6.15M

5.3 - 6.2 mi

Top 52%
×10story building
+126ft-4ft

Overall

3691

Females

1240

F20-24

213

6.15M→10.54M

6.2 - 10.5 mi

Top 70%
×21story building
+230ft-361ft

Overall

4987

Females

1926

F20-24

304

10.54M→11.05M

10.5 - 11.1 mi

Top 69%
×14story building
+172ft-0ft

Overall

4912

Females

1908

F20-24

296

11.05M→Finish

11.1 - 13.1 mi

Top 46%
×7story building
+97ft-114ft

Overall

3242

Females

1124

F20-24

192

Passing Analysis

Category:
Athletes Passed
798*
Passed By
1182
Net Change
-384
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81M----#4187
1.81M → 5.34M72*887-815#4187#5002
5.34M → 6.15M2079+198#5002#4804
6.15M → 10.54M153*218-65#4804#4869
10.54M → 11.05M3866-28#4869#4897
11.05M → Finish328*2+326#4897#4571
TOTALS798*1182-384

* 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