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SF MARATHON 1ST HALF 2026

Michael Xu

Paoli, PA

Bib: 20272 M 19

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 8%
Gender (Male)
#0 / 3619
Top 12%
M19 & Under
#0 / 81
Top 32%
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
7:57/mi
15:55
→ flat
4M
8:07/mi
32:09
↑ 67↓ 69
6M
7:57/mi
48:04
↑ 123
8M
7:41/mi
1:03:27
↑ 166↓ 53
9.6M
7:41/mi
1:15:45
↑ 68↓ 193
10M
15:59/mi
1:22:08
↓ 24
10.5M
4:02/mi
1:24:09
↓ 73
12M
11:14/mi
1:41:00
↑ 280
Finish· 13.11 mi
8:34/mi
1:50:30
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
48:048:01 /mi⚡ faster
2nd Half
1:02:268:47 /mi+29.9%
Positive split — 29.9% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
2M
15:557:572.00 mi15:55
7:57
-
4M
32:098:022.00 mi16:14
8:07
+0:10
6M
48:048:012.00 mi15:55
7:57
-0:10
8M
1:03:277:562.00 mi15:23
7:41
-0:16
9.6M
1:15:457:531.60 mi12:18
7:41
0:00
10M
1:22:088:130.40 mi6:23
15:59
+8:18
10.5M
1:24:098:010.50 mi2:01
4:02
-11:57
12M
1:41:008:251.50 mi16:51
11:14
+7:12
Finish(13.11 mi)
1:50:308:261.11 mi9:30
8:34
-2:40
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

4:02 /mi

Average Pace

8:26 /mi

Slowest Pace

15:59 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:01

2% of race

Time at Steady Pace

1:25:15

77% of race

Time at Slower Pace

23:14

21% of race

Average Pace: 8:26 /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 15%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:24

Segment Time

9:20/mi

Pace

0.90 mi

Distance

Overall

1016

Men

804

Division

29

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM19 & UnderSeg. OverallSeg. MalesSeg. M19 & Under
2M2.00 mi4794022872657832
4M2.00 mi483-4405-32850442529
6M2.00 mi458+25386+1927+145438226
8M2.00 mi387+71332+5426+130426520
9.6M1.60 mi444-57372-4027-1123282639
10M0.40 mi476-32400-2826+1122192838
10.5M0.50 mi476398+22666755337
12M1.50 mi507-31421-2325+172657832
Finish(13.11 mi)1.11 mi516-9434-1326-1114589342

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 11%
~flat
+5ft-3ft

Overall

726

Males

578

M15-19

27

2M→4M

2.0 - 4.0 mi

Top 8%
×4story building
+67ft-69ft

Overall

504

Males

425

M15-19

26

4M→6M

4.0 - 6.0 mi

Top 7%
×9story building
+123ft-9ft

Overall

454

Males

382

M15-19

23

6M→8M

6.0 - 8.0 mi

Top 5%
×12story building
+166ft-53ft

Overall

304

Males

265

M15-19

18

8M→9.6M

8.0 - 9.6 mi

Top 19%
×13story building
+68ft-193ft

Overall

1232

Males

826

M15-19

34

9.6M→10M

9.6 - 10.0 mi

Top 19%
×2story building
+0ft-24ft

Overall

1221

Males

928

M15-19

32

10M→10.5M

10.0 - 10.5 mi

Top 10%
×6story building
+1ft-73ft

Overall

667

Males

553

M15-19

32

10.5M→12M

10.5 - 12.0 mi

Top 11%
×21story building
+280ft-26ft

Overall

726

Males

578

M15-19

27

12M→Finish

12.0 - 13.1 mi

Top 17%
×7story building
+14ft-89ft

Overall

1145

Males

893

M15-19

36

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#479
2M → 4M
3531-4
#479 → #483
4M → 6M
1136+25
#483 → #458
6M → 8M
1081+71
#458 → #387
8M → 9.6M
636-57
#387 → #444
9.6M → 10M
353-32
#444 → #476
10M → 10.5M
330
#476 → #476
10.5M → 12M
5019-31
#476 → #507
12M → Finish
2718*-9
#507 → #516
TOTALS
234197*-37
#479 → #516

* 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

Race Place Events

Race Place Events