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SF MARATHON 1ST HALF 2026

Katherine Bigelow

San Francisco, CA

Bib: 17968 F 28

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
9:58/mi
19:56
→ flat
4M
11:02/mi
42:00
↑ 67↓ 69
6M
11:06/mi
1:04:12
↑ 123
8M
11:14/mi
1:26:40
↑ 166↓ 53
9.6M
11:14/mi
1:44:38
↑ 68↓ 193
9.87M
30:50/mi
1:52:57
↓ 15
10.5M
4:46/mi
1:55:57
↓ 95
12M
16:15/mi
2:20:20
↑ 280
Finish· 13.11 mi
12:23/mi
2:34:04
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:04:1210:42 /mi⚡ faster
2nd Half
1:29:5212:38 /mi+40.0%
Positive split — 40.0% 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
19:569:582.00 mi19:56
9:58
-
4M
42:0010:302.00 mi22:04
11:02
+1:04
6M
1:04:1210:422.00 mi22:12
11:06
+0:04
8M
1:26:4010:502.00 mi22:28
11:14
+0:08
9.6M
1:44:3810:541.60 mi17:58
11:14
0:00
9.87M
1:52:5711:270.27 mi8:19
30:50
+19:36
10.5M
1:55:5711:030.63 mi3:00
4:46
-26:04
12M
2:20:2011:421.50 mi24:23
16:15
+11:29
Finish(13.11 mi)
2:34:0411:451.11 mi13:44
12:23
-3:52
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

4:46 /mi

Average Pace

11:45 /mi

Slowest Pace

30:50 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:00

2% of race

Time at Steady Pace

1:58:22

77% of race

Time at Slower Pace

32:42

21% of race

Average Pace: 11:45 /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 64%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:19

Segment Time

12:35/mi

Pace

0.90 mi

Distance

Overall

4237

Women

1605

Division

396

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi299394521844041719416
4M2.00 mi3704-7111267-322307-8942531542385
6M2.00 mi3787-831306-39326-1940141425355
8M2.00 mi3740+471272+34317+937941307327
9.6M1.60 mi4011-2711414-142358-4152392194537
9.87M0.27 mi3992+191419-5357+139411456360
10.5M0.63 mi4019-271431-12360-353422211539
12M1.50 mi4117-981495-64373-1344041719416
Finish(13.11 mi)1.11 mi4215-981558-63392-1951832183533

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 67%
~flat
+5ft-3ft

Overall

4404

Females

1719

F25-29

416

2M→4M

2.0 - 4.0 mi

Top 65%
×4story building
+67ft-69ft

Overall

4253

Females

1542

F25-29

385

4M→6M

4.0 - 6.0 mi

Top 61%
×9story building
+123ft-9ft

Overall

4014

Females

1425

F25-29

355

6M→8M

6.0 - 8.0 mi

Top 58%
×12story building
+166ft-53ft

Overall

3794

Females

1307

F25-29

327

8M→9.6M

8.0 - 9.6 mi

Top 80%
×13story building
+68ft-193ft

Overall

5239

Females

2194

F25-29

537

9.6M→9.87M

9.6 - 9.9 mi

Top 60%
×1story
+0ft-15ft

Overall

3941

Females

1456

F25-29

360

9.87M→10.5M

9.9 - 10.5 mi

Top 81%
×8story building
+1ft-95ft

Overall

5342

Females

2211

F25-29

540

10.5M→12M

10.5 - 12.0 mi

Top 67%
×21story building
+280ft-26ft

Overall

4404

Females

1719

F25-29

416

12M→Finish

12.0 - 13.1 mi

Top 79%
×7story building
+14ft-89ft

Overall

5183

Females

2183

F25-29

533

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#2993
2M → 4M
73726-711
#2993 → #3704
4M → 6M
16986*-83
#3704 → #3787
6M → 8M
117164*+47
#3787 → #3740
8M → 9.6M
28413-271
#3740 → #4011
9.6M → 9.87M
4059+19
#4011 → #3992
9.87M → 10.5M
325-27
#3992 → #4019
10.5M → 12M
16062*-98
#4019 → #4117
12M → Finish
13436*-98
#4117 → #4215
TOTALS
1673451*-1222
#2993 → #4215

* 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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Race Place Events