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SF MARATHON 1ST HALF 2026

Justin Langs

Bib: 19768•M•Age: 25

SF, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 3%
Gender (Male)
#0 / 3619
Top 5%
Division (M25-29)
#0 / 796
Top 6%
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
8:09/mi
16:18
→ flat
4M
8:00/mi
32:17
↑ 67↓ 69
6M
7:38/mi
47:33
↑ 1231.1%
8M
7:07/mi
1:01:46
↑ 166↓ 531.1%
9.6M
7:07/mi
1:13:09
↑ 68↓ 1931.5%
10M
13:18/mi
1:18:28
↓ 241.1%
10.5M
3:20/mi
1:20:08
↓ 732.7%
12M
9:12/mi
1:33:56
↑ 2803.2%
Finish· 13.11 mi
7:14/mi
1:41:57
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time47:33
Pace7:56 /mi
2nd Half
Distance7.11 mi
Time54:24
Pace7:39 /mi
📊Positive Split: 14.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:57:0716:188:0916:18
8:09
-
4M
4.00 mi07:13:0632:178:0415:59
8:00
-0:09
6M
6.00 mi07:28:2247:337:5615:16
7:38
-0:22
8M
8.00 mi07:42:351:01:467:4314:13
7:07
-0:31
9.6M
9.60 mi07:53:581:13:097:3711:23
7:07
0:00
10M
10.00 mi07:59:171:18:287:515:19
13:18
+6:11
10.5M
10.50 mi08:00:571:20:087:381:40
3:20
-9:58
12M
12.00 mi08:14:451:33:567:5013:48
9:12
+5:52
Finish
13.11 mi08:22:461:41:577:478:01
7:14
-1:58

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

3:20 /mi

Average Pace

7:47 /mi

Slowest Pace

13:18 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40

2% of race

Time at Steady Pace

1:21:10

80% of race

Time at Slower Pace

19:07

19% of race

Average Pace: 7:47 /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 mi06:57:0716:188:0916:18
8:09
#602
4M
4.00 mi07:13:0632:178:0415:59
8:00
#504
6M
6.00 mi07:28:2247:337:5615:16
7:38
#416
8M
8.00 mi07:42:351:01:467:4314:13
7:07
#298
9.6M
9.60 mi07:53:581:13:097:3711:23
7:07
#298
10M
10.00 mi07:59:171:18:287:515:19
13:18
#274
10.5M
10.50 mi08:00:571:20:087:381:40
3:20
#258
12M
12.00 mi08:14:451:33:567:5013:48
9:12
#216
Finish
13.11 mi08:22:461:41:577:478:01
7:14
#195
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 2%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

6:59

Segment Time

7:46/mi

Pace

0.90 mi

Distance

Overall

138

Men

130

Division

32

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi602505114102(Top 2%)83(Top 2%)20(Top 3%)
4M4.00 mi2.00 mi504+98426+7996+18446(Top 7%)378(Top 10%)91(Top 11%)
6M6.00 mi2.00 mi416+88351+7577+19259(Top 4%)224(Top 6%)57(Top 7%)
8M8.00 mi2.00 mi298+118261+9065+12126(Top 2%)115(Top 3%)34(Top 4%)
9.6M9.60 mi1.60 mi298260+165750(Top 11%)548(Top 15%)128(Top 16%)
10M10.00 mi0.40 mi274+24237+2359+6227(Top 3%)184(Top 5%)46(Top 6%)
10.5M10.50 mi0.50 mi258+16225+1256+360(Top 0.9%)59(Top 2%)20(Top 3%)
12M12.00 mi1.50 mi216+42187+3853+3102(Top 2%)83(Top 2%)20(Top 3%)
Finish13.11 mi1.11 mi195+21174+1347+6175(Top 3%)164(Top 5%)44(Top 6%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 2%
~flat
+5ft-3ft

Overall

102

Males

83

M25-29

20

2M→4M

2.0 - 4.0 mi

Top 7%
×4story building
+67ft-69ft

Overall

446

Males

378

M25-29

91

4M→6M

4.0 - 6.0 mi

Top 4%
×9story building
+123ft-9ft

Overall

259

Males

224

M25-29

57

6M→8M

6.0 - 8.0 mi

Top 2%
×12story building
+166ft-53ft

Overall

126

Males

115

M25-29

34

8M→9.6M

8.0 - 9.6 mi

Top 11%
×13story building
+68ft-193ft

Overall

750

Males

548

M25-29

128

9.6M→10M

9.6 - 10.0 mi

Top 3%
×2story building
+0ft-24ft

Overall

227

Males

184

M25-29

46

10M→10.5M

10.0 - 10.5 mi

Top 0.9%
×6story building
+1ft-73ft

Overall

60

Males

59

M25-29

20

10.5M→12M

10.5 - 12.0 mi

Top 2%
×21story building
+280ft-26ft

Overall

102

Males

83

M25-29

20

12M→Finish

12.0 - 13.1 mi

Top 3%
×7story building
+14ft-89ft

Overall

175

Males

164

M25-29

44

Passing Analysis

Category:
Athletes Passed
467*
Passed By
60
Net Change
+407
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#602
2M → 4M11214+98#602#504
4M → 6M891+88#504#416
6M → 8M1180+118#416#298
8M → 9.6M34340#298#298
9.6M → 10M251+24#298#274
10M → 10.5M160+16#274#258
10.5M → 12M5210+42#258#216
12M → Finish21*0+21#216#195
TOTALS467*60+407

* 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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Questions or issues regarding timing data?

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Contact Race Support

Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events