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SF MARATHON 2ND HALF 2026

William Anderson

San Francisco, CA

Bib: 24834 M 28

0:00
0:00
/ mi
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Overall
#0 / 3840
Gender (Male)
#0 / 2065
Division (M25-29)
#0 / 503
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
48 ft elev
2M
10:52/mi
21:45
↑ 138↓ 680.7%
122 ft elev
4M
9:59/mi
41:42
↑ 1631.4%
280 ft elev
6M
14:32/mi
1:10:46
↑ 55↓ 830.3%
247 ft elev
8M
9:48/mi
1:30:23
↑ 65↓ 1510.8%
143 ft elev
10M
13:56/mi
1:58:15
↑ 61↓ 1741.1%
25 ft elev
12M
14:12/mi
2:26:40
↑ 41↓ 530.1%
12 ft elev
Finish· 13.11 mi
13:18/mi
2:41:25
→ flat
11 ft elev
Course Elevation
9–292 ft
≈
×24story building
•▲ 548 ft climb · ▼ 587 ft descent

The Course

Half Splits

1st Half· via 6M
1:10:4611:48 /mi⚡ faster
2nd Half
1:30:3912:45 /mi+28.1%
Positive split — 28.1% 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
21:4510:522.00 mi21:45
10:52
-
4M
41:4210:262.00 mi19:57
9:59
-0:53
6M
1:10:4611:482.00 mi29:04
14:32
+4:33
8M
1:30:2311:182.00 mi19:37
9:48
-4:44
10M
1:58:1511:502.00 mi27:52
13:56
+4:08
12M
2:26:4012:132.00 mi28:25
14:12
+0:16
Finish(13.11 mi)
2:41:2512:191.11 mi14:45
13:18
-0:54
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:48 /mi

Average Pace

12:19 /mi

Slowest Pace

14:32 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:01:19

38% of race

Time at Steady Pace

1:11:02

44% of race

Time at Slower Pace

29:04

18% of race

Average Pace: 12:19 /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

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2741163740332581823451
4M2.00 mi2504+2371537+100383+2023221445366
6M2.00 mi2777-2731656-119414-3131141798449
8M2.00 mi2927-1501711-55426-1233141869465
10M2.00 mi3066-1391767-56437-1134001890463
12M2.00 mi3109-431782-15441-432581823451
Finish(13.11 mi)1.11 mi3111-21780+2440+131391766436

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 85%
×9story building
+138ft-68ft

Overall

3258

Males

1823

M25-29

451

2M→4M

2.0 - 4.0 mi

Top 60%
×13story building
+163ft-19ft

Overall

2322

Males

1445

M25-29

366

4M→6M

4.0 - 6.0 mi

Top 81%
×4story building
+55ft-83ft

Overall

3114

Males

1798

M25-29

449

6M→8M

6.0 - 8.0 mi

Top 86%
×10story building
+65ft-151ft

Overall

3314

Males

1869

M25-29

465

8M→10M

8.0 - 10.0 mi

Top 89%
×10story building
+61ft-174ft

Overall

3400

Males

1890

M25-29

463

10M→12M

10.0 - 12.0 mi

Top 85%
×3story building
+41ft-53ft

Overall

3258

Males

1823

M25-29

451

12M→Finish

12.0 - 13.1 mi

Top 82%
×1human
+6ft-6ft

Overall

3139

Males

1766

M25-29

436

Passing Analysis

Category:
Passed
305*
Passed By
675
Net Change
-370
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2741
2M → 4M25619+237#2741#2504
4M → 6M6279-273#2504#2777
6M → 8M5155-150#2777#2927
8M → 10M8*147-139#2927#3066
10M → 12M1558-43#3066#3109
12M → Finish15*17-2#3109#3111
TOTALS305*675-370

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Charts

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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