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SF MARATHON 1ST HALF 2026

John Dean

Bib: 16431•M•Age: 28

Foster City, 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
9:19/mi
18:39
→ flat
4M
9:38/mi
37:54
↑ 67↓ 69
6M
9:53/mi
57:41
↑ 1231.1%
8M
10:24/mi
1:18:30
↑ 166↓ 531.1%
9.6M
10:24/mi
1:35:09
↑ 68↓ 1931.5%
10M
26:52/mi
1:45:53
↓ 241.1%
10.5M
5:30/mi
1:48:38
↓ 732.7%
12M
16:26/mi
2:13:17
↑ 2803.2%
Finish· 13.11 mi
11:13/mi
2:25:44
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time57:41
Pace9:37 /mi
2nd Half
Distance7.11 mi
Time1:28:03
Pace12:23 /mi
📊Positive Split: 52.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:01:3118:399:1918:39
9:19
-
4M
4.00 mi07:20:4637:549:2919:15
9:38
+0:19
6M
6.00 mi07:40:3357:419:3719:47
9:53
+0:15
8M
8.00 mi08:01:221:18:309:4920:49
10:24
+0:31
9.6M
9.60 mi08:18:011:35:099:5516:39
10:24
0:00
10M
10.00 mi08:28:451:45:5310:3510:44
26:52
+16:28
10.5M
10.50 mi08:31:301:48:3810:212:45
5:30
-21:22
12M
12.00 mi08:56:092:13:1711:0624:39
16:26
+10:56
Finish
13.11 mi09:08:362:25:4411:0712:27
11:13
-5:13

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

5:30 /mi

Average Pace

11:07 /mi

Slowest Pace

26:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45

2% of race

Time at Steady Pace

1:47:36

74% of race

Time at Slower Pace

35:23

24% of race

Average Pace: 11:07 /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 mi07:01:3118:399:1918:39
9:19
#1990
4M
4.00 mi07:20:4637:549:2919:15
9:38
#2104
6M
6.00 mi07:40:3357:419:3719:47
9:53
#2241
8M
8.00 mi08:01:221:18:309:4920:49
10:24
#2371
9.6M
9.60 mi08:18:011:35:099:5516:39
10:24
#2721
10M
10.00 mi08:28:451:45:5310:3510:44
26:52
#3118
10.5M
10.50 mi08:31:301:48:3810:212:45
5:30
#3144
12M
12.00 mi08:56:092:13:1711:0624:39
16:26
#3421
Finish
13.11 mi09:08:362:25:4411:0712:27
11:13
#3476
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 88%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

13:29

Segment Time

14:59/mi

Pace

0.90 mi

Distance

Overall

5768

Men

3282

Division

740

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi199014583514502(Top 68%)2712(Top 75%)616(Top 77%)
4M4.00 mi2.00 mi2104-1141530-72365-142304(Top 35%)1655(Top 46%)389(Top 49%)
6M6.00 mi2.00 mi2241-1371613-83382-172514(Top 38%)1768(Top 49%)423(Top 53%)
8M8.00 mi2.00 mi2371-1301713-100409-272859(Top 43%)2008(Top 55%)467(Top 59%)
9.6M9.60 mi1.60 mi2721-3501890-177451-424466(Top 68%)2659(Top 73%)620(Top 78%)
10M10.00 mi0.40 mi3118-3972109-219502-516006(Top 91%)3369(Top 93%)750(Top 94%)
10.5M10.50 mi0.50 mi3144-262122-13507-54372(Top 66%)2704(Top 75%)614(Top 77%)
12M12.00 mi1.50 mi3421-2772262-140532-254502(Top 68%)2712(Top 75%)616(Top 77%)
Finish13.11 mi1.11 mi3476-552287-25538-64262(Top 65%)2603(Top 72%)605(Top 76%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 68%
~flat
+5ft-3ft

Overall

4502

Males

2712

M25-29

617

2M→4M

2.0 - 4.0 mi

Top 35%
×4story building
+67ft-69ft

Overall

2304

Males

1655

M25-29

389

4M→6M

4.0 - 6.0 mi

Top 38%
×9story building
+123ft-9ft

Overall

2514

Males

1768

M25-29

424

6M→8M

6.0 - 8.0 mi

Top 43%
×12story building
+166ft-53ft

Overall

2859

Males

2008

M25-29

468

8M→9.6M

8.0 - 9.6 mi

Top 68%
×13story building
+68ft-193ft

Overall

4466

Males

2659

M25-29

621

9.6M→10M

9.6 - 10.0 mi

Top 91%
×2story building
+0ft-24ft

Overall

6006

Males

3369

M25-29

751

10M→10.5M

10.0 - 10.5 mi

Top 66%
×6story building
+1ft-73ft

Overall

4372

Males

2704

M25-29

615

10.5M→12M

10.5 - 12.0 mi

Top 68%
×21story building
+280ft-26ft

Overall

4502

Males

2712

M25-29

617

12M→Finish

12.0 - 13.1 mi

Top 65%
×7story building
+14ft-89ft

Overall

4262

Males

2603

M25-29

605

Passing Analysis

Category:
Athletes Passed
248*
Passed By
1734
Net Change
-1486
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1990
2M → 4M75189-114#1990#2104
4M → 6M41178-137#2104#2241
6M → 8M73*203-130#2241#2371
8M → 9.6M3353-350#2371#2721
9.6M → 10M5402-397#2721#3118
10M → 10.5M430-26#3118#3144
10.5M → 12M17294-277#3144#3421
12M → Finish30*85-55#3421#3476
TOTALS248*1734-1486

* 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