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SF MARATHON 1ST HALF 2026

Rachel Knowles

Pleasanton, CA

Bib: 19886 F 29

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F25-29)
#0 / 674
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
10:42/mi
21:25
→ flat
4M
11:29/mi
44:22
↑ 67↓ 69
6M
11:26/mi
1:07:14
↑ 123
8M
13:08/mi
1:33:31
↑ 166↓ 53
9.6M
9:49/mi
1:49:13
↑ 68↓ 193
10.26M
12:12/mi
1:57:16
↓ 114
10.5M
11:53/mi
2:00:07
→ flat
12M
14:22/mi
2:21:40
↑ 280
Finish· 13.11 mi
10:56/mi
2:33:48
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:07:1411:12 /mi⚡ faster
2nd Half
1:26:3412:11 /mi+28.8%
Positive split — 28.8% 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
2M
21:2510:422.00 mi21:25
10:42
-
4M
44:2211:062.00 mi22:57
11:29
+0:47
6M
1:07:1411:122.00 mi22:52
11:26
-0:03
8M
1:33:3111:412.00 mi26:17
13:08
+1:42
9.6M
1:49:1311:231.60 mi15:42
9:49
-3:19
10.26M
1:57:1611:260.66 mi8:03
12:12
+2:23
10.5M
2:00:0711:260.24 mi2:51
11:53
-0:19
12M
2:21:4011:481.50 mi21:33
14:22
+2:29
Finish(13.11 mi)
2:33:4811:441.11 mi12:08
10:56
-3:26
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:49 /mi

Average Pace

11:44 /mi

Slowest Pace

14:22 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

37:07

24% of race

Time at Steady Pace

1:00:48

40% of race

Time at Slower Pace

55:53

36% of race

Average Pace: 11:44 /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
Featured Segment

Garmin Challenge

Top 57%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:54

Segment Time

12:07/mi

Pace

0.90 mi

Distance

Overall

3763

Women

1352

Division

338

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi4241152837830401033273
4M2.00 mi4551-3101686-158423-4548351872462
6M2.00 mi4514+371669+17413+1044281640399
8M2.00 mi4887-3731867-198460-4755352253520
9.6M1.60 mi4686+2011767+100435+2537611463358
10.26M0.66 mi4559+1271710+57421+1435541268318
10.5M0.24 mi4568-91716-6419+248781935477
12M1.50 mi4246+3221572+144388+3130401033273
Finish(13.11 mi)1.11 mi4186+601544+28390-239561482373

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 46%
~flat
+5ft-3ft

Overall

3040

Females

1033

F25-29

273

2M→4M

2.0 - 4.0 mi

Top 74%
×4story building
+67ft-69ft

Overall

4835

Females

1872

F25-29

463

4M→6M

4.0 - 6.0 mi

Top 67%
×9story building
+123ft-9ft

Overall

4428

Females

1640

F25-29

399

6M→8M

6.0 - 8.0 mi

Top 84%
×12story building
+166ft-53ft

Overall

5535

Females

2253

F25-29

521

8M→9.6M

8.0 - 9.6 mi

Top 57%
×13story building
+68ft-193ft

Overall

3761

Females

1463

F25-29

358

9.6M→10.26M

9.6 - 10.3 mi

Top 54%
×9story building
+0ft-114ft

Overall

3554

Females

1268

F25-29

318

10.26M→10.5M

10.3 - 10.5 mi

Top 74%
~flat
+1ft-0ft

Overall

4878

Females

1935

F25-29

477

10.5M→12M

10.5 - 12.0 mi

Top 46%
×21story building
+280ft-26ft

Overall

3040

Females

1033

F25-29

273

12M→Finish

12.0 - 13.1 mi

Top 60%
×7story building
+14ft-89ft

Overall

3956

Females

1482

F25-29

373

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#4241
2M → 4M
39282-310
#4241 → #4551
4M → 6M
123160*+37
#4551 → #4514
6M → 8M
41138*-373
#4514 → #4887
8M → 9.6M
70271+201
#4887 → #4686
9.6M → 10.26M
7134+127
#4686 → #4559
10.26M → 10.5M
189-9
#4559 → #4568
10.5M → 12M
22344*+322
#4568 → #4246
12M → Finish
2484*+60
#4246 → #4186
TOTALS
10671122*+55
#4241 → #4186

* 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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