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SF MARATHON 2ND HALF 2026

Daniel Shi

Seattle, WA

Bib: 23423 M 29

0:00
0:00
/ mi
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Overall
#0 / 3840
Top 35%
Gender (Male)
#0 / 2065
Top 45%
Division (M25-29)
#0 / 503
Top 50%
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
9:06/mi
18:13
↑ 138↓ 680.7%
122 ft elev
4M
8:49/mi
35:51
↑ 1631.4%
280 ft elev
6M
11:29/mi
58:49
↑ 55↓ 830.3%
247 ft elev
8M
7:01/mi
1:12:52
↑ 65↓ 1510.8%
143 ft elev
10M
9:31/mi
1:31:54
↑ 61↓ 1741.1%
25 ft elev
12M
10:38/mi
1:53:11
↑ 41↓ 530.1%
12 ft elev
Finish· 13.11 mi
8:53/mi
2:03:02
→ flat
11 ft elev
Course Elevation
9–292 ft
≈
×24story building
•▲ 548 ft climb · ▼ 587 ft descent

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time58:49
Pace9:48 /mi
2nd Half
Distance7.11 mi
Time1:04:13
Pace9:02 /mi
📊Positive Split: 9.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi08:52:4018:139:0618:13
9:06
-
4M
4.00 mi09:10:1835:518:5817:38
8:49
-0:17
6M
6.00 mi09:33:1658:499:4822:58
11:29
+2:40
8M
8.00 mi09:47:191:12:529:0614:03
7:01
-4:28
10M
10.00 mi10:06:211:31:549:1119:02
9:31
+2:30
12M
12.00 mi10:27:381:53:119:2621:17
10:38
+1:07
Finish
13.11 mi10:37:292:03:029:239:51
8:53
-1:45

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:01 /mi

Average Pace

9:23 /mi

Slowest Pace

11:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

14:03

11% of race

Time at Steady Pace

1:04:44

53% of race

Time at Slower Pace

44:15

36% of race

Average Pace: 9:23 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi08:52:4018:139:0618:13
9:06
#1315
4M
4.00 mi09:10:1835:518:5817:38
8:49
#1385
6M
6.00 mi09:33:1658:499:4822:58
11:29
#1422
8M
8.00 mi09:47:191:12:529:0614:03
7:01
#1395
10M
10.00 mi10:06:211:31:549:1119:02
9:31
#1355
12M
12.00 mi10:27:381:53:119:2621:17
10:38
#1412
Finish
13.11 mi10:37:292:03:029:239:51
8:53
#1359
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi131592423817131113287
4M4.00 mi2.00 mi1385-70966-42248-1014741006253
6M6.00 mi2.00 mi1422-37990-24259-1115331047278
8M8.00 mi2.00 mi1395+27970+20254+51355932252
10M10.00 mi2.00 mi1355+40935+35250+41295896245
12M12.00 mi2.00 mi1412-57965-30263-1317131113287
Finish13.11 mi1.11 mi1359+53929+36249+14883637166

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 45%
×9story building
+138ft-68ft

Overall

1713

Males

1113

M25-29

287

2M→4M

2.0 - 4.0 mi

Top 38%
×13story building
+163ft-19ft

Overall

1474

Males

1006

M25-29

253

4M→6M

4.0 - 6.0 mi

Top 40%
×4story building
+55ft-83ft

Overall

1533

Males

1047

M25-29

278

6M→8M

6.0 - 8.0 mi

Top 35%
×10story building
+65ft-151ft

Overall

1355

Males

932

M25-29

252

8M→10M

8.0 - 10.0 mi

Top 34%
×10story building
+61ft-174ft

Overall

1295

Males

896

M25-29

245

10M→12M

10.0 - 12.0 mi

Top 45%
×3story building
+41ft-53ft

Overall

1713

Males

1113

M25-29

287

12M→Finish

12.0 - 13.1 mi

Top 23%
×1human
+6ft-6ft

Overall

883

Males

637

M25-29

166

Passing Analysis

Category:
Athletes Passed
263*
Passed By
307
Net Change
-44
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1315
2M → 4M56126-70#1315#1385
4M → 6M3168-37#1385#1422
6M → 8M4013+27#1422#1395
8M → 10M60*20+40#1395#1355
10M → 12M2279-57#1355#1412
12M → Finish54*1+53#1412#1359
TOTALS263*307-44

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

Passing Charts

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