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SF MARATHON 1ST HALF 2026

John Dingcong

Bib: 19409•M•Age: 28

Vacaville, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Division (M25-29)
#0 / 796
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
12:09/mi
24:18
→ flat
4M
11:59/mi
48:15
↑ 67↓ 69
6M
12:00/mi
1:12:15
↑ 1231.1%
8M
12:14/mi
1:36:42
↑ 166↓ 531.1%
9.6M
12:14/mi
1:56:16
↑ 68↓ 1931.5%
10M
27:57/mi
2:07:26
↓ 241.1%
10.5M
7:26/mi
2:11:09
↓ 732.7%
12M
23:38/mi
2:46:36
↑ 2803.2%
Finish· 13.11 mi
17:31/mi
3:06:02
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:12:15
Pace12:03 /mi
2nd Half
Distance7.11 mi
Time1:53:47
Pace16:00 /mi
📊Positive Split: 57.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:14:5824:1812:0924:18
12:09
-
4M
4.00 mi07:38:5548:1512:0423:57
11:59
-0:10
6M
6.00 mi08:02:551:12:1512:0324:00
12:00
+0:01
8M
8.00 mi08:27:221:36:4212:0524:27
12:14
+0:14
9.6M
9.60 mi08:46:561:56:1612:0719:34
12:14
0:00
10M
10.00 mi08:58:062:07:2612:4511:10
27:57
+15:43
10.5M
10.50 mi09:01:492:11:0912:293:43
7:26
-20:31
12M
12.00 mi09:37:162:46:3613:5335:27
23:38
+16:12
Finish
13.11 mi09:56:423:06:0214:1119:26
17:31
-6:07

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

7:26 /mi

Average Pace

14:11 /mi

Slowest Pace

27:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:43

2% of race

Time at Steady Pace

1:56:16

62% of race

Time at Slower Pace

1:06:03

36% of race

Average Pace: 14:11 /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 mi07:14:5824:1812:0924:18
12:09
#5992
4M
4.00 mi07:38:5548:1512:0423:57
11:59
#5729
6M
6.00 mi08:02:551:12:1512:0324:00
12:00
#5486
8M
8.00 mi08:27:221:36:4212:0524:27
12:14
#5312
9.6M
9.60 mi08:46:561:56:1612:0719:34
12:14
#5506
10M
10.00 mi08:58:062:07:2612:4511:10
27:57
#5652
10.5M
10.50 mi09:01:492:11:0912:293:43
7:26
#5694
12M
12.00 mi09:37:162:46:3613:5335:27
23:38
#6125
Finish
13.11 mi09:56:423:06:0214:1119:26
17:31
#6215
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 94%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

14:53

Segment Time

16:33/mi

Pace

0.90 mi

Distance

Overall

6197

Men

3442

Division

764

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi599234267636520(Top 99%)3585(Top 99%)785(Top 99%)
4M4.00 mi2.00 mi5729+2633337+89745+185416(Top 82%)3202(Top 88%)721(Top 91%)
6M6.00 mi2.00 mi5486+2433252+85732+135084(Top 77%)3084(Top 85%)705(Top 89%)
8M8.00 mi2.00 mi5312+1743188+64722+104788(Top 73%)2977(Top 82%)671(Top 84%)
9.6M9.60 mi1.60 mi5506-1943252-64741-195954(Top 91%)3365(Top 93%)754(Top 95%)
10M10.00 mi0.40 mi5652-1463305-53749-86170(Top 94%)3430(Top 95%)764(Top 96%)
10.5M10.50 mi0.50 mi5694-423316-11752-36307(Top 96%)3499(Top 97%)768(Top 96%)
12M12.00 mi1.50 mi6125-4313472-156774-226520(Top 99%)3585(Top 99%)785(Top 99%)
Finish13.11 mi1.11 mi6215-903502-30776-26470(Top 98%)3564(Top 98%)779(Top 98%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 99%
~flat
+5ft-3ft

Overall

6520

Males

3585

M25-29

786

2M→4M

2.0 - 4.0 mi

Top 82%
×4story building
+67ft-69ft

Overall

5416

Males

3202

M25-29

724

4M→6M

4.0 - 6.0 mi

Top 77%
×9story building
+123ft-9ft

Overall

5084

Males

3084

M25-29

707

6M→8M

6.0 - 8.0 mi

Top 73%
×12story building
+166ft-53ft

Overall

4788

Males

2977

M25-29

672

8M→9.6M

8.0 - 9.6 mi

Top 91%
×13story building
+68ft-193ft

Overall

5954

Males

3365

M25-29

755

9.6M→10M

9.6 - 10.0 mi

Top 94%
×2story building
+0ft-24ft

Overall

6170

Males

3430

M25-29

765

10M→10.5M

10.0 - 10.5 mi

Top 96%
×6story building
+1ft-73ft

Overall

6307

Males

3499

M25-29

769

10.5M→12M

10.5 - 12.0 mi

Top 99%
×21story building
+280ft-26ft

Overall

6520

Males

3585

M25-29

786

12M→Finish

12.0 - 13.1 mi

Top 98%
×7story building
+14ft-89ft

Overall

6470

Males

3564

M25-29

779

Passing Analysis

Category:
Athletes Passed
808*
Passed By
1031
Net Change
-223
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5992
2M → 4M290*27+263#5992#5729
4M → 6M261*18+243#5729#5486
6M → 8M217*43+174#5486#5312
8M → 9.6M18212-194#5312#5506
9.6M → 10M4150-146#5506#5652
10M → 10.5M244-42#5652#5694
10.5M → 12M2*433-431#5694#6125
12M → Finish14*104-90#6125#6215
TOTALS808*1031-223

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

📊

Passing Visuals

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