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SF MARATHON 1ST HALF 2026

Kevin Lai

Bib: 14580•M•Age: 24

Fremont, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 14%
Gender (Male)
#0 / 3619
Top 20%
M20-29
#0 / 358
Top 26%
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
10:55/mi
21:50
→ flat
4M
9:39/mi
41:07
↑ 67↓ 69
6M
8:35/mi
58:18
↑ 1231.1%
8M
7:58/mi
1:14:15
↑ 166↓ 531.1%
9.6M
7:58/mi
1:27:00
↑ 68↓ 1931.5%
10M
12:36/mi
1:32:02
↓ 241.1%
10.5M
3:36/mi
1:33:50
↓ 732.7%
12M
9:59/mi
1:48:48
↑ 2803.2%
Finish· 13.11 mi
7:35/mi
1:57:13
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time58:18
Pace9:43 /mi
2nd Half
Distance7.11 mi
Time58:55
Pace8:17 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:05:1421:5010:5521:50
10:55
-
4M
4.00 mi07:24:3141:0710:1719:17
9:39
-1:16
6M
6.00 mi07:41:4258:189:4317:11
8:35
-1:04
8M
8.00 mi07:57:391:14:159:1715:57
7:58
-0:37
9.6M
9.60 mi08:10:241:27:009:0412:45
7:58
0:00
10M
10.00 mi08:15:261:32:029:125:02
12:36
+4:38
10.5M
10.50 mi08:17:141:33:508:561:48
3:36
-9:00
12M
12.00 mi08:32:121:48:489:0414:58
9:59
+6:23
Finish
13.11 mi08:40:371:57:138:568:25
7:35
-2:24

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

3:36 /mi

Average Pace

8:56 /mi

Slowest Pace

12:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:48

2% of race

Time at Steady Pace

1:13:35

63% of race

Time at Slower Pace

41:50

36% of race

Average Pace: 8:56 /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 mi07:05:1421:5010:5521:50
10:55
#4569
4M
4.00 mi07:24:3141:0710:1719:17
9:39
#3345
6M
6.00 mi07:41:4258:189:4317:11
8:35
#2365
8M
8.00 mi07:57:391:14:159:1715:57
7:58
#1690
9.6M
9.60 mi08:10:241:27:009:0412:45
7:58
#1626
10M
10.00 mi08:15:261:32:029:125:02
12:36
#1447
10.5M
10.50 mi08:17:141:33:508:561:48
3:36
#1393
12M
12.00 mi08:32:121:48:489:0414:58
9:59
#1007
Finish
13.11 mi08:40:371:57:138:568:25
7:35
#904
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

6:50

Segment Time

7:36/mi

Pace

0.90 mi

Distance

Overall

113

Men

108

Division

16

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
2M2.00 mi2.00 mi45692855311242(Top 4%)200(Top 6%)25(Top 7%)
4M4.00 mi2.00 mi3345+12242231+624259+522312(Top 35%)1660(Top 46%)203(Top 57%)
6M6.00 mi2.00 mi2365+9801683+548206+53926(Top 14%)749(Top 21%)94(Top 26%)
8M8.00 mi2.00 mi1690+6751298+385154+52436(Top 7%)379(Top 10%)44(Top 12%)
9.6M9.60 mi1.60 mi1626+641237+611541510(Top 23%)1001(Top 28%)131(Top 37%)
10M10.00 mi0.40 mi1447+1791123+114134+20153(Top 2%)122(Top 3%)14(Top 4%)
10.5M10.50 mi0.50 mi1393+541092+31132+2169(Top 3%)157(Top 4%)23(Top 6%)
12M12.00 mi1.50 mi1007+386808+28499+33242(Top 4%)200(Top 6%)25(Top 7%)
Finish13.11 mi1.11 mi904+103739+6994+5334(Top 5%)291(Top 8%)40(Top 11%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 4%
~flat
+5ft-3ft

Overall

242

Males

200

M20-24

26

2M→4M

2.0 - 4.0 mi

Top 35%
×4story building
+67ft-69ft

Overall

2312

Males

1660

M20-24

204

4M→6M

4.0 - 6.0 mi

Top 14%
×9story building
+123ft-9ft

Overall

926

Males

749

M20-24

95

6M→8M

6.0 - 8.0 mi

Top 7%
×12story building
+166ft-53ft

Overall

436

Males

379

M20-24

45

8M→9.6M

8.0 - 9.6 mi

Top 23%
×13story building
+68ft-193ft

Overall

1510

Males

1001

M20-24

132

9.6M→10M

9.6 - 10.0 mi

Top 2%
×2story building
+0ft-24ft

Overall

153

Males

122

M20-24

15

10M→10.5M

10.0 - 10.5 mi

Top 3%
×6story building
+1ft-73ft

Overall

169

Males

157

M20-24

23

10.5M→12M

10.5 - 12.0 mi

Top 4%
×21story building
+280ft-26ft

Overall

242

Males

200

M20-24

26

12M→Finish

12.0 - 13.1 mi

Top 5%
×7story building
+14ft-89ft

Overall

334

Males

291

M20-24

40

Passing Analysis

Category:
Athletes Passed
3764*
Passed By
99
Net Change
+3665
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4569
2M → 4M12240+1224#4569#3345
4M → 6M9800+980#3345#2365
6M → 8M675*0+675#2365#1690
8M → 9.6M14985+64#1690#1626
9.6M → 10M1823+179#1626#1447
10M → 10.5M540+54#1447#1393
10.5M → 12M39711+386#1393#1007
12M → Finish103*0+103#1007#904
TOTALS3764*99+3665

* 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