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SF MARATHON 1ST HALF 2026

Keith Chernin

Bib: 13065•M•Age: 32

SF, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 9%
Gender (Male)
#0 / 3619
Top 14%
Division (M30-34)
#0 / 772
Top 15%
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
8:11/mi
16:22
→ flat
4M
8:12/mi
32:46
↑ 67↓ 69
6M
8:08/mi
49:02
↑ 1231.1%
8M
9:22/mi
1:07:46
↑ 166↓ 531.1%
9.6M
7:07/mi
1:19:10
↑ 68↓ 1931.5%
10M
15:06/mi
1:25:12
↓ 241.1%
10.5M
4:06/mi
1:27:15
↓ 732.7%
12M
10:44/mi
1:43:21
↑ 2803.2%
Finish· 13.11 mi
7:53/mi
1:52:06
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time49:02
Pace8:10 /mi
2nd Half
Distance7.11 mi
Time1:03:04
Pace8:52 /mi
📊Positive Split: 28.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:47:1116:228:1116:22
8:11
-
4M
4.00 mi07:03:3532:468:1216:24
8:12
+0:01
6M
6.00 mi07:19:5149:028:1016:16
8:08
-0:04
8M
8.00 mi07:38:351:07:468:2818:44
9:22
+1:14
9.6M
9.60 mi07:49:591:19:108:1511:24
7:07
-2:15
10M
10.00 mi07:56:011:25:128:316:02
15:06
+7:59
10.5M
10.50 mi07:58:041:27:158:192:03
4:06
-11:00
12M
12.00 mi08:14:101:43:218:3716:06
10:44
+6:38
Finish
13.11 mi08:22:551:52:068:338:45
7:53
-2:51

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

4:06 /mi

Average Pace

8:33 /mi

Slowest Pace

15:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03

2% of race

Time at Steady Pace

1:27:55

78% of race

Time at Slower Pace

22:08

20% of race

Average Pace: 8:33 /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 mi06:47:1116:228:1116:22
8:11
#637
4M
4.00 mi07:03:3532:468:1216:24
8:12
#602
6M
6.00 mi07:19:5149:028:1016:16
8:08
#578
8M
8.00 mi07:38:351:07:468:2818:44
9:22
#762
9.6M
9.60 mi07:49:591:19:108:1511:24
7:07
#703
10M
10.00 mi07:56:011:25:128:316:02
15:06
#695
10.5M
10.50 mi07:58:041:27:158:192:03
4:06
#694
12M
12.00 mi08:14:101:43:218:3716:06
10:44
#633
Finish
13.11 mi08:22:551:52:068:338:45
7:53
#601
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 11%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:05

Segment Time

8:59/mi

Pace

0.90 mi

Distance

Overall

706

Men

574

Division

130

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi637533118490(Top 7%)397(Top 11%)84(Top 11%)
4M4.00 mi2.00 mi602+35509+24106+12592(Top 9%)495(Top 14%)102(Top 13%)
6M6.00 mi2.00 mi578+24488+21101+5579(Top 9%)483(Top 13%)104(Top 13%)
8M8.00 mi2.00 mi762-184631-143135-341645(Top 25%)1259(Top 35%)277(Top 36%)
9.6M9.60 mi1.60 mi703+59579+52129+6755(Top 11%)551(Top 15%)127(Top 16%)
10M10.00 mi0.40 mi695+8571+8129754(Top 11%)591(Top 16%)132(Top 17%)
10.5M10.50 mi0.50 mi694+1570+1129797(Top 12%)645(Top 18%)144(Top 19%)
12M12.00 mi1.50 mi633+61520+50113+16490(Top 7%)397(Top 11%)84(Top 11%)
Finish13.11 mi1.11 mi601+32501+19113512(Top 8%)430(Top 12%)92(Top 12%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 7%
~flat
+5ft-3ft

Overall

490

Males

397

M30-34

85

2M→4M

2.0 - 4.0 mi

Top 9%
×4story building
+67ft-69ft

Overall

592

Males

495

M30-34

103

4M→6M

4.0 - 6.0 mi

Top 9%
×9story building
+123ft-9ft

Overall

579

Males

483

M30-34

105

6M→8M

6.0 - 8.0 mi

Top 25%
×12story building
+166ft-53ft

Overall

1645

Males

1259

M30-34

278

8M→9.6M

8.0 - 9.6 mi

Top 11%
×13story building
+68ft-193ft

Overall

755

Males

551

M30-34

128

9.6M→10M

9.6 - 10.0 mi

Top 11%
×2story building
+0ft-24ft

Overall

754

Males

591

M30-34

133

10M→10.5M

10.0 - 10.5 mi

Top 12%
×6story building
+1ft-73ft

Overall

797

Males

645

M30-34

145

10.5M→12M

10.5 - 12.0 mi

Top 7%
×21story building
+280ft-26ft

Overall

490

Males

397

M30-34

85

12M→Finish

12.0 - 13.1 mi

Top 8%
×7story building
+14ft-89ft

Overall

512

Males

430

M30-34

92

Passing Analysis

Category:
Athletes Passed
351*
Passed By
315
Net Change
+36
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#637
2M → 4M6429+35#637#602
4M → 6M4016+24#602#578
6M → 8M10194-184#578#762
8M → 9.6M10647+59#762#703
9.6M → 10M179+8#703#695
10M → 10.5M32+1#695#694
10.5M → 12M7514+61#694#633
12M → Finish36*4+32#633#601
TOTALS351*315+36

* 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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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events