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SF MARATHON 2ND HALF 2026

Valerie Chin

South San Francisco, CA

Bib: 25561 F 38

0:00
0:00
/ mi
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Overall
#0 / 3840
Gender (Female)
#0 / 1760
Division (F35-39)
#0 / 222
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
48 ft elev
2M
13:32/mi
27:05
↑ 138↓ 680.7%
122 ft elev
4M
12:54/mi
52:53
↑ 1631.4%
280 ft elev
6M
17:12/mi
1:27:17
↑ 55↓ 830.3%
247 ft elev
8M
11:11/mi
1:49:39
↑ 65↓ 1510.8%
143 ft elev
10M
15:08/mi
2:19:55
↑ 61↓ 1741.1%
25 ft elev
12M
16:38/mi
2:53:11
↑ 41↓ 530.1%
12 ft elev
Finish· 13.11 mi
15:26/mi
3:10:18
→ flat
11 ft elev
Course Elevation
9–292 ft
≈
×24story building
•▲ 548 ft climb · ▼ 587 ft descent

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:27:17
Pace14:33 /mi
2nd Half
Distance7.11 mi
Time1:43:01
Pace14:29 /mi
📊Positive Split: 18.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:16:2227:0513:3227:05
13:32
-
4M
4.00 mi09:42:1052:5313:1325:48
12:54
-0:38
6M
6.00 mi10:16:341:27:1714:3334:24
17:12
+4:18
8M
8.00 mi10:38:561:49:3913:4222:22
11:11
-6:01
10M
10.00 mi11:09:122:19:5514:0030:16
15:08
+3:57
12M
12.00 mi11:42:282:53:1114:2633:16
16:38
+1:30
Finish
13.11 mi11:59:353:10:1814:3117:07
15:26
-1:12

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

11:11 /mi

Average Pace

14:31 /mi

Slowest Pace

17:12 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:15:15

40% of race

Time at Steady Pace

47:23

25% of race

Time at Slower Pace

1:07:40

36% of race

Average Pace: 14:31 /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.

Loading...
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
2M
2.00 mi09:16:2227:0513:3227:05
13:32
#3668
4M
4.00 mi09:42:1052:5313:1325:48
12:54
#3608
6M
6.00 mi10:16:341:27:1714:3334:24
17:12
#3622
8M
8.00 mi10:38:561:49:3913:4222:22
11:11
#3659
10M
10.00 mi11:09:122:19:5514:0030:16
15:08
#3661
12M
12.00 mi11:42:282:53:1114:2633:16
16:38
#3669
Finish
13.11 mi11:59:353:10:1814:3117:07
15:26
#3658
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
2M2.00 mi2.00 mi3668165420536581667208
4M4.00 mi2.00 mi3608+601622+32204+135061557195
6M6.00 mi2.00 mi3622-141627-5203+136671654207
8M8.00 mi2.00 mi3659-371652-25207-436781673209
10M10.00 mi2.00 mi3661-21651+120736201639209
12M12.00 mi2.00 mi3669-81660-9209-236581667208
Finish13.11 mi1.11 mi3658+111654+6207+235651613200

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 95%
×9story building
+138ft-68ft

Overall

3658

Females

1667

F35-39

208

2M→4M

2.0 - 4.0 mi

Top 91%
×13story building
+163ft-19ft

Overall

3506

Females

1557

F35-39

196

4M→6M

4.0 - 6.0 mi

Top 95%
×4story building
+55ft-83ft

Overall

3667

Females

1654

F35-39

208

6M→8M

6.0 - 8.0 mi

Top 96%
×10story building
+65ft-151ft

Overall

3678

Females

1673

F35-39

210

8M→10M

8.0 - 10.0 mi

Top 94%
×10story building
+61ft-174ft

Overall

3620

Females

1639

F35-39

209

10M→12M

10.0 - 12.0 mi

Top 95%
×3story building
+41ft-53ft

Overall

3658

Females

1667

F35-39

208

12M→Finish

12.0 - 13.1 mi

Top 93%
×1human
+6ft-6ft

Overall

3565

Females

1613

F35-39

200

Passing Analysis

Category:
Athletes Passed
120*
Passed By
110
Net Change
+10
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3668
2M → 4M644+60#3668#3608
4M → 6M1933-14#3608#3622
6M → 8M7*44-37#3622#3659
8M → 10M8*10-2#3659#3661
10M → 12M715-8#3661#3669
12M → Finish15*4+11#3669#3658
TOTALS120*110+10

* 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