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SF MARATHON 1ST HALF 2026

Michael Zhao

SF, CA

Bib: 15842 M 23

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 47%
Gender (Male)
#0 / 3619
M20-29
#0 / 358
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
8:57/mi
17:54
→ flat
4M
9:46/mi
37:26
↑ 67↓ 69
6M
9:45/mi
56:57
↑ 123
8M
9:59/mi
1:16:56
↑ 166↓ 53
9.6M
9:59/mi
1:32:55
↑ 68↓ 193
10M
18:21/mi
1:40:15
↓ 24
10.5M
4:58/mi
1:42:44
↓ 73
12M
16:34/mi
2:07:35
↑ 280
Finish· 13.11 mi
12:37/mi
2:21:35
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
56:579:30 /mi⚡ faster
2nd Half
1:24:3811:54 /mi+48.6%
Positive split — 48.6% 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
17:548:572.00 mi17:54
8:57
-
4M
37:269:222.00 mi19:32
9:46
+0:49
6M
56:579:302.00 mi19:31
9:45
-0:01
8M
1:16:569:372.00 mi19:59
9:59
+0:14
9.6M
1:32:559:411.60 mi15:59
9:59
0:00
10M
1:40:1510:020.40 mi7:20
18:21
+8:22
10.5M
1:42:449:470.50 mi2:29
4:58
-13:23
12M
2:07:3510:381.50 mi24:51
16:34
+11:36
Finish(13.11 mi)
2:21:3510:481.11 mi14:00
12:37
-3:57
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

4:58 /mi

Average Pace

10:48 /mi

Slowest Pace

18:21 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:29

2% of race

Time at Steady Pace

1:32:55

66% of race

Time at Slower Pace

46:11

33% of race

Average Pace: 10:48 /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 40%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:49

Segment Time

10:55/mi

Pace

0.90 mi

Distance

Overall

2636

Men

1808

Division

213

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
2M2.00 mi1452110712645742748293
4M2.00 mi1963-5111453-346175-4924901759214
6M2.00 mi2079-1161524-71189-1423641680205
8M2.00 mi2132-531570-46195-623671716190
9.6M1.60 mi2400-2681701-131204-939862395260
10M0.40 mi2395+51695+6202+226061782207
10.5M0.50 mi2400-51696-1201+130762046235
12M1.50 mi2842-4421942-246227-2645742748293
Finish(13.11 mi)1.11 mi3094-2522081-139246-1953393060328

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 70%
~flat
+5ft-3ft

Overall

4574

Males

2748

M20-24

294

2M→4M

2.0 - 4.0 mi

Top 38%
×4story building
+67ft-69ft

Overall

2490

Males

1759

M20-24

215

4M→6M

4.0 - 6.0 mi

Top 36%
×9story building
+123ft-9ft

Overall

2364

Males

1680

M20-24

207

6M→8M

6.0 - 8.0 mi

Top 36%
×12story building
+166ft-53ft

Overall

2367

Males

1716

M20-24

191

8M→9.6M

8.0 - 9.6 mi

Top 61%
×13story building
+68ft-193ft

Overall

3986

Males

2395

M20-24

261

9.6M→10M

9.6 - 10.0 mi

Top 40%
×2story building
+0ft-24ft

Overall

2606

Males

1782

M20-24

208

10M→10.5M

10.0 - 10.5 mi

Top 47%
×6story building
+1ft-73ft

Overall

3076

Males

2046

M20-24

236

10.5M→12M

10.5 - 12.0 mi

Top 70%
×21story building
+280ft-26ft

Overall

4574

Males

2748

M20-24

294

12M→Finish

12.0 - 13.1 mi

Top 81%
×7story building
+14ft-89ft

Overall

5339

Males

3060

M20-24

328

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#1452
2M → 4M
52110-511
#1452 → #1963
4M → 6M
14428-116
#1963 → #2079
6M → 8M
14592*-53
#2079 → #2132
8M → 9.6M
2746-268
#2132 → #2400
9.6M → 10M
2732+5
#2400 → #2395
10M → 10.5M
127-5
#2395 → #2400
10.5M → 12M
4508-442
#2400 → #2842
12M → Finish
27523*-252
#2842 → #3094
TOTALS
1848206*-1642
#1452 → #3094

* 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