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SF MARATHON 2ND HALF 2026

Anna Stofner

Bib: 22497•F•Age: 27

Sarnthein

0:00
0:00
/ mi
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Overall
#0 / 3840
Top 22%
Gender (Female)
#0 / 1760
Top 13%
Division (F25-29)
#0 / 495
Top 13%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
18:37
Rank: #1467
Start → 2M
9:18/mi
18:37 split
4M
35:13
Rank: #1252 (+215)
2M → 4M
8:18/mi
16:36 split
6M
56:24
Rank: #1089 (+163)
4M → 6M
10:35/mi
21:11 split
8M
1:09:03
Rank: #996 (+93)
6M → 8M
6:19/mi
12:39 split
10M
1:27:09
Rank: #987 (+9)
8M → 10M
9:03/mi
18:06 split
12M
1:44:40
Rank: #893 (+94)
10M → 12M
8:45/mi
17:31 split
Finish· 13.11 mi
1:54:14
Rank: #862 (+31)
12M → Finish
8:38/mi
9:34 split

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time56:24
Pace9:24 /mi
2nd Half
Distance7.11 mi
Time57:50
Pace8:08 /mi
📊Positive Split: 2.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi08:50:5518:379:1818:37
9:18
-
4M
4.00 mi09:07:3135:138:4816:36
8:18
-1:00
6M
6.00 mi09:28:4256:249:2421:11
10:35
+2:17
8M
8.00 mi09:41:211:09:038:3812:39
6:19
-4:16
10M
10.00 mi09:59:271:27:098:4318:06
9:03
+2:44
12M
12.00 mi10:16:581:44:408:4317:31
8:45
-0:18
Finish
13.11 mi10:26:321:54:148:439:34
8:38
-0:07

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

6:19 /mi

Average Pace

8:43 /mi

Slowest Pace

10:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

12:39

11% of race

Time at Steady Pace

1:20:24

70% of race

Time at Slower Pace

21:11

19% of race

Average Pace: 8:43 /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 mi08:50:5518:379:1818:37
9:18
#1467
4M
4.00 mi09:07:3135:138:4816:36
8:18
#1252
6M
6.00 mi09:28:4256:249:2421:11
10:35
#1089
8M
8.00 mi09:41:211:09:038:3812:39
6:19
#996
10M
10.00 mi09:59:271:27:098:4318:06
9:03
#987
12M
12.00 mi10:16:581:44:408:4317:31
8:45
#893
Finish
13.11 mi10:26:321:54:148:439:34
8:38
#862
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi1467442121606(Top 16%)141(Top 8%)40(Top 8%)
4M4.00 mi2.00 mi1252+215368+74103+181038(Top 27%)291(Top 17%)76(Top 15%)
6M6.00 mi2.00 mi1089+163312+5685+18926(Top 24%)245(Top 14%)72(Top 15%)
8M8.00 mi2.00 mi996+93274+3872+13678(Top 18%)154(Top 9%)44(Top 9%)
10M10.00 mi2.00 mi987+9272+274-2972(Top 25%)261(Top 15%)70(Top 14%)
12M12.00 mi2.00 mi893+94232+4064+10606(Top 16%)141(Top 8%)40(Top 8%)
Finish13.11 mi1.11 mi862+31223+964735(Top 19%)183(Top 10%)50(Top 10%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 16%
×9story building
+138ft-68ft

Overall

606

Females

141

F25-29

41

2M→4M

2.0 - 4.0 mi

Top 27%
×13story building
+163ft-19ft

Overall

1038

Females

291

F25-29

76

4M→6M

4.0 - 6.0 mi

Top 24%
×4story building
+55ft-83ft

Overall

926

Females

245

F25-29

73

6M→8M

6.0 - 8.0 mi

Top 18%
×10story building
+65ft-151ft

Overall

678

Females

154

F25-29

44

8M→10M

8.0 - 10.0 mi

Top 25%
×10story building
+61ft-174ft

Overall

972

Females

261

F25-29

71

10M→12M

10.0 - 12.0 mi

Top 16%
×3story building
+41ft-53ft

Overall

606

Females

141

F25-29

41

12M→Finish

12.0 - 13.1 mi

Top 19%
×1human
+6ft-6ft

Overall

735

Females

183

F25-29

50

Passing Analysis

Category:
Athletes Passed
655*
Passed By
50
Net Change
+605
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1467
2M → 4M22712+215#1467#1252
4M → 6M17512+163#1252#1089
6M → 8M963+93#1089#996
8M → 10M27*18+9#996#987
10M → 12M951+94#987#893
12M → Finish354+31#893#862
TOTALS655*50+605

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

📊

Passing Visuals

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