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SF MARATHON 2ND HALF 2026

John Pyun

Bib: 23893•M•Age: 38

Emeryville, CA

0:00
0:00
/ mi
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Overall
#0 / 3840
Top 27%
Gender (Male)
#0 / 2065
Top 36%
Division (M35-39)
#0 / 309
Top 42%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
18:10
Rank: #1285
Start → 2M
18:10 | 9:05/mi
4M
34:53
Rank: #1176 (+109)
2M → 4M
16:43 | 8:22/mi
6M
56:21
Rank: #1077 (+99)
4M → 6M
21:28 | 10:44/mi
8M
1:09:43
Rank: #1067 (+10)
6M → 8M
13:22 | 6:41/mi
10M
1:27:47
Rank: #1031 (+36)
8M → 10M
18:04 | 9:02/mi
12M
1:47:04
Rank: #1041 (-10)
10M → 12M
19:17 | 9:38/mi
Finish· 13.11 mi
1:57:30
Rank: #1048 (-7)
12M → Finish
10:26 | 9:24/mi

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time56:21
Pace9:24 /mi
2nd Half
Distance7.11 mi
Time1:01:09
Pace8:36 /mi
📊Positive Split: 8.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi08:58:2018:109:0518:10
9:05
-
4M
4.00 mi09:15:0334:538:4316:43
8:22
-0:43
6M
6.00 mi09:36:3156:219:2421:28
10:44
+2:22
8M
8.00 mi09:49:531:09:438:4313:22
6:41
-4:03
10M
10.00 mi10:07:571:27:478:4718:04
9:02
+2:21
12M
12.00 mi10:27:141:47:048:5519:17
9:38
+0:36
Finish
13.11 mi10:37:401:57:308:5810:26
9:24
-0:14

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

6:41 /mi

Average Pace

8:58 /mi

Slowest Pace

10:44 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

30:05

26% of race

Time at Steady Pace

1:05:57

56% of race

Time at Slower Pace

21:28

18% of race

Average Pace: 8:58 /mi

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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 mi08:58:2018:109:0518:10
9:05
#1285
4M
4.00 mi09:15:0334:538:4316:43
8:22
#1176
6M
6.00 mi09:36:3156:219:2421:28
10:44
#1077
8M
8.00 mi09:49:531:09:438:4313:22
6:41
#1067
10M
10.00 mi10:07:571:27:478:4718:04
9:02
#1031
12M
12.00 mi10:27:141:47:048:5519:17
9:38
#1041
Finish
13.11 mi10:37:401:57:308:5810:26
9:24
#1048
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi2.00 mi12859061551125(Top 29%)781(Top 38%)131(Top 42%)
4M4.00 mi2.00 mi1176+109828+78149+61117(Top 29%)786(Top 38%)138(Top 45%)
6M6.00 mi2.00 mi1077+99766+62136+131031(Top 27%)744(Top 36%)132(Top 43%)
8M8.00 mi2.00 mi1067+10757+9134+21006(Top 26%)727(Top 35%)119(Top 39%)
10M10.00 mi2.00 mi1031+36738+19128+6962(Top 25%)700(Top 34%)115(Top 37%)
12M12.00 mi2.00 mi1041-10742-4127+11125(Top 29%)781(Top 38%)131(Top 42%)
Finish13.11 mi1.11 mi1048-7752-10129-21218(Top 32%)831(Top 40%)142(Top 46%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 29%
×9stories
+138ft-68ft

Overall

1125

Males

781

M35-39

131

2M→4M

2.0 - 4.0 mi

Top 29%
×13stories
+163ft-19ft

Overall

1117

Males

786

M35-39

138

4M→6M

4.0 - 6.0 mi

Top 27%
×4stories
+55ft-83ft

Overall

1031

Males

744

M35-39

132

6M→8M

6.0 - 8.0 mi

Top 26%
×10stories
+65ft-151ft

Overall

1006

Males

727

M35-39

119

8M→10M

8.0 - 10.0 mi

Top 25%
×10stories
+61ft-174ft

Overall

962

Males

700

M35-39

115

10M→12M

10.0 - 12.0 mi

Top 29%
×3stories
+41ft-53ft

Overall

1125

Males

781

M35-39

131

12M→Finish

12.0 - 13.1 mi

Top 32%
×1human
+6ft-6ft

Overall

1218

Males

831

M35-39

142

Passing Analysis

Category:
Athletes Passed
380*
Passed By
143
Net Change
+237
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1285
2M → 4M14132+109#1285#1176
4M → 6M12122+99#1176#1077
6M → 8M3222+10#1077#1067
8M → 10M45*9+36#1067#1031
10M → 12M2535-10#1031#1041
12M → Finish1623-7#1041#1048
TOTALS380*143+237

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

📊

Passing Visuals

Category:
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🔥Passing Intensity

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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