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SF MARATHON 1ST HALF 2025

Meg Johnson

San Francisco, CA

Bib: 18850 F 32

0:00
0:00
/ mi
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Overall
#0 / 7100
Gender (Female)
#0 / 3107
Top 40%
Division (F30-34)
#0 / 691
Top 41%
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
10:12/mi
18:28
→ flat
12 ft elev
5.34M
10:14/mi
54:36
↑ 80↓ 74
19 ft elev
6.15M
11:18/mi
1:03:45
↑ 1262.8%
149 ft elev
10.54M
10:27/mi
1:49:38
↑ 230↓ 3610.6%
20 ft elev
11.05M
14:40/mi
1:57:07
↑ 1726.4%
213 ft elev
Finish· 13.11 mi
10:53/mi
2:19:32
↑ 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
1:03:4510:22 /mi⚡ faster
2nd Half
1:15:4710:53 /mi+18.9%
Positive split — 18.9% 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
18:2810:121.81 mi18:28
10:12
-
5.34M
54:3610:133.53 mi36:08
10:14
+0:02
6.15M
1:03:4510:220.81 mi9:09
11:18
+1:04
10.54M
1:49:3810:244.39 mi45:53
10:27
-0:51
11.05M
1:57:0710:360.51 mi7:29
14:40
+4:13
Finish(13.11 mi)
2:19:3210:392.06 mi22:25
10:53
-3:47
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:12 /mi

Average Pace

10:39 /mi

Slowest Pace

14:40 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:12:03

95% of race

Time at Slower Pace

7:29

5% of race

Average Pace: 10:39 /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

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
1.81M1.81 mi1.81 mi4309154535143091545351
5.34M5.34 mi3.53 mi3918+3911341+204302+4938031277288
6.15M6.15 mi0.81 mi3990-721371-30312-1045121638376
10.54M10.54 mi4.39 mi3746+2441266+105280+3235341177258
11.05M11.05 mi0.51 mi3749-31273-7284-437001283303
Finish13.11 mi2.06 mi3699+501259+14280+436831331293

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 61%
~flat
+4ft-3ft

Overall

4309

Females

1545

F30-34

352

1.81M→5.34M

1.8 - 5.3 mi

Top 54%
×4story building
+80ft-74ft

Overall

3803

Females

1277

F30-34

289

5.34M→6.15M

5.3 - 6.2 mi

Top 64%
×10story building
+126ft-4ft

Overall

4512

Females

1638

F30-34

377

6.15M→10.54M

6.2 - 10.5 mi

Top 50%
×21story building
+230ft-361ft

Overall

3534

Females

1177

F30-34

259

10.54M→11.05M

10.5 - 11.1 mi

Top 52%
×14story building
+172ft-0ft

Overall

3700

Females

1283

F30-34

304

11.05M→Finish

11.1 - 13.1 mi

Top 52%
×7story building
+97ft-114ft

Overall

3683

Females

1331

F30-34

293

Passing Analysis

Category:
Athletes Passed
968*
Passed By
358
Net Change
+610
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81M----#4309
1.81M → 5.34M476*85+391#4309#3918
5.34M → 6.15M41113-72#3918#3990
6.15M → 10.54M313*69+244#3990#3746
10.54M → 11.05M5255-3#3746#3749
11.05M → Finish86*36+50#3749#3699
TOTALS968*358+610

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

Passing Charts

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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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