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SF MARATHON 2ND HALF 2026

Katie Towns

Bib: 26677•F•Age: 20

Larkspur, CA

0:00
0:00
/ mi
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Overall
#0 / 3840
Top 21%
Gender (Female)
#0 / 1760
Top 12%
F20-29
#0 / 218
Top 17%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
9–292 ft
≈
×24story building
•▲ 548 ft climb · ▼ 587 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
8:34/mi
17:08
↑ 138↓ 680.7%
4M
7:56/mi
33:00
↑ 1631.4%
6M
10:18/mi
53:37
↑ 55↓ 830.3%
8M
6:42/mi
1:07:02
↑ 65↓ 1510.8%
10M
9:04/mi
1:25:09
↑ 61↓ 1741.1%
12M
9:02/mi
1:43:13
↑ 41↓ 530.1%
Finish· 13.11 mi
8:48/mi
1:52:59
→ flat

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time53:37
Pace8:56 /mi
2nd Half
Distance7.11 mi
Time59:22
Pace8:21 /mi
📊Positive Split: 10.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi08:59:1617:088:3417:08
8:34
-
4M
4.00 mi09:15:0833:008:1515:52
7:56
-0:38
6M
6.00 mi09:35:4553:378:5620:37
10:18
+2:22
8M
8.00 mi09:49:101:07:028:2313:25
6:42
-3:36
10M
10.00 mi10:07:171:25:098:3118:07
9:04
+2:22
12M
12.00 mi10:25:211:43:138:3618:04
9:02
-0:02
Finish
13.11 mi10:35:071:52:598:379:46
8:48
-0:14

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

6:42 /mi

Average Pace

8:37 /mi

Slowest Pace

10:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

29:17

26% of race

Time at Steady Pace

1:03:05

56% of race

Time at Slower Pace

20:37

18% of race

Average Pace: 8:37 /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 mi08:59:1617:088:3417:08
8:34
#836
4M
4.00 mi09:15:0833:008:1515:52
7:56
#792
6M
6.00 mi09:35:4553:378:5620:37
10:18
#769
8M
8.00 mi09:49:101:07:028:2313:25
6:42
#811
10M
10.00 mi10:07:171:25:098:3118:07
9:04
#840
12M
12.00 mi10:25:211:43:138:3618:04
9:02
#812
Finish
13.11 mi10:35:071:52:598:379:46
8:48
#811
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
2M2.00 mi2.00 mi83619942756(Top 20%)200(Top 11%)36(Top 17%)
4M4.00 mi2.00 mi792+44190+939+3780(Top 20%)195(Top 11%)40(Top 18%)
6M6.00 mi2.00 mi769+23179+1137+2757(Top 20%)179(Top 10%)34(Top 16%)
8M8.00 mi2.00 mi811-42200-2139-21030(Top 27%)281(Top 16%)50(Top 23%)
10M10.00 mi2.00 mi840-29208-839979(Top 25%)266(Top 15%)43(Top 20%)
12M12.00 mi2.00 mi812+28201+736+3756(Top 20%)200(Top 11%)36(Top 17%)
Finish13.11 mi1.11 mi811+1204-338-2834(Top 22%)219(Top 12%)38(Top 17%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 20%
×9story building
+138ft-68ft

Overall

756

Females

200

F20-24

36

2M→4M

2.0 - 4.0 mi

Top 20%
×13story building
+163ft-19ft

Overall

780

Females

195

F20-24

40

4M→6M

4.0 - 6.0 mi

Top 20%
×4story building
+55ft-83ft

Overall

757

Females

179

F20-24

34

6M→8M

6.0 - 8.0 mi

Top 27%
×10story building
+65ft-151ft

Overall

1030

Females

281

F20-24

50

8M→10M

8.0 - 10.0 mi

Top 25%
×10story building
+61ft-174ft

Overall

979

Females

266

F20-24

43

10M→12M

10.0 - 12.0 mi

Top 20%
×3story building
+41ft-53ft

Overall

756

Females

200

F20-24

36

12M→Finish

12.0 - 13.1 mi

Top 22%
×1human
+6ft-6ft

Overall

834

Females

219

F20-24

38

Passing Analysis

Category:
Athletes Passed
184*
Passed By
159
Net Change
+25
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#836
2M → 4M6723+44#836#792
4M → 6M4724+23#792#769
6M → 8M1153-42#769#811
8M → 10M8*37-29#811#840
10M → 12M3911+28#840#812
12M → Finish1211+1#812#811
TOTALS184*159+25

* 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