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SF MARATHON 1ST HALF 2025

Renae Kang

San Francisco, CA

Bib: 15584 F 25

0:00
0:00
/ mi
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Overall
#0 / 7100
Gender (Female)
#0 / 3107
Division (F25-29)
#0 / 761
Race Day Weather
56°/46°F
light rain

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.81M
10:22/mi
18:46
→ flat
5.34M
10:58/mi
57:27
↑ 80↓ 74
6.15M
11:43/mi
1:06:56
↑ 126
10.54M
11:18/mi
1:56:32
↑ 230↓ 361
11.05M
14:05/mi
2:03:43
↑ 172
Finish· 13.11 mi
11:18/mi
2:27:00
↑ 97↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:06:5610:53 /mi⚡ faster
2nd Half
1:20:0411:30 /mi+19.6%
Positive split — 19.6% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
1.81M
18:4610:221.81 mi18:46
10:22
-
5.34M
57:2710:453.53 mi38:41
10:58
+0:36
6.15M
1:06:5610:530.81 mi9:29
11:43
+0:45
10.54M
1:56:3211:034.39 mi49:36
11:18
-0:25
11.05M
2:03:4311:120.51 mi7:11
14:05
+2:47
Finish(13.11 mi)
2:27:0011:132.06 mi23:17
11:18
-2:47
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:22 /mi

Average Pace

11:13 /mi

Slowest Pace

14:05 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

18:46

13% of race

Time at Steady Pace

2:01:03

82% of race

Time at Slower Pace

7:11

5% of race

Average Pace: 11:13 /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. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
1.81M1.81 mi4667172345646671723456
5.34M3.53 mi4865-1981830-107487-3149811885507
6.15M0.81 mi4876-111830489-249721874523
10.54M4.39 mi4735+1411763+67475+1446411737470
11.05M0.51 mi4603+1321693+70456+1932711084301
Finish(13.11 mi)2.06 mi4505+981666+27453+342151594442

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 66%
~flat
+4ft-3ft

Overall

4667

Females

1723

F25-29

456

1.81M→5.34M

1.8 - 5.3 mi

Top 70%
×4story building
+80ft-74ft

Overall

4981

Females

1885

F25-29

508

5.34M→6.15M

5.3 - 6.2 mi

Top 70%
×10story building
+126ft-4ft

Overall

4972

Females

1874

F25-29

524

6.15M→10.54M

6.2 - 10.5 mi

Top 65%
×21story building
+230ft-361ft

Overall

4641

Females

1737

F25-29

470

10.54M→11.05M

10.5 - 11.1 mi

Top 46%
×14story building
+172ft-0ft

Overall

3271

Females

1084

F25-29

302

11.05M→Finish

11.1 - 13.1 mi

Top 59%
×7story building
+97ft-114ft

Overall

4215

Females

1594

F25-29

442

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#4667
1.81M → 5.34M
394196*-198
#4667 → #4865
5.34M → 6.15M
6958-11
#4865 → #4876
6.15M → 10.54M
108249*+141
#4876 → #4735
10.54M → 11.05M
7139+132
#4735 → #4603
11.05M → Finish
37135*+98
#4603 → #4505
TOTALS
615777*+162
#4667 → #4505

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

Passing Visualized

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

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