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SF MARATHON 1ST HALF 2026

Jaeyoung Lee

Castro Valley, CA

Bib: 14477 M 25

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 9%
Gender (Male)
#0 / 3619
Top 14%
Division (M25-29)
#0 / 796
Top 15%
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2M
8:11/mi
16:22
→ flat
12 ft elev
4M
8:11/mi
32:43
↑ 67↓ 69
10 ft elev
6M
8:00/mi
48:44
↑ 1231.1%
126 ft elev
8M
8:04/mi
1:04:52
↑ 166↓ 531.1%
246 ft elev
9.6M
8:04/mi
1:17:46
↑ 68↓ 1931.5%
126 ft elev
10M
15:29/mi
1:23:57
↓ 241.1%
90 ft elev
10.5M
4:00/mi
1:25:57
↓ 732.7%
18 ft elev
12M
11:14/mi
1:42:48
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
8:31/mi
1:52:15
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
48:448:07 /mi⚡ faster
2nd Half
1:03:318:56 /mi+30.3%
Positive split — 30.3% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
2M
16:228:112.00 mi16:22
8:11
-
4M
32:438:112.00 mi16:21
8:11
0:00
6M
48:448:072.00 mi16:01
8:00
-0:11
8M
1:04:528:062.00 mi16:08
8:04
+0:04
9.6M
1:17:468:061.60 mi12:54
8:04
0:00
10M
1:23:578:240.40 mi6:11
15:29
+7:25
10.5M
1:25:578:110.50 mi2:00
4:00
-11:29
12M
1:42:488:341.50 mi16:51
11:14
+7:14
Finish(13.11 mi)
1:52:158:341.11 mi9:27
8:31
-2:43
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

4:00 /mi

Average Pace

8:34 /mi

Slowest Pace

15:29 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:00

2% of race

Time at Steady Pace

1:27:13

78% of race

Time at Slower Pace

23:02

21% of race

Average Pace: 8:34 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower
Featured Segment

Garmin Challenge

Top 12%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:11

Segment Time

9:06/mi

Pace

0.90 mi

Distance

Overall

814

Men

656

Division

164

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi633531126727579136
4M2.00 mi593+40504+27118+8556466110
6M2.00 mi524+69442+62101+1747940293
8M2.00 mi486+38414+2897+4490429112
9.6M1.60 mi596-110497-83117-2016031067258
10M0.40 mi610-14506-9120-3940732176
10.5M0.50 mi613-3509-3121-1619516131
12M1.50 mi603+10500+9117+4727579136
Finish(13.11 mi)1.11 mi606-3503-31171086856213

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 11%
~flat
+5ft-3ft

Overall

727

Males

579

M25-29

136

2M→4M

2.0 - 4.0 mi

Top 8%
×4story building
+67ft-69ft

Overall

556

Males

466

M25-29

110

4M→6M

4.0 - 6.0 mi

Top 7%
×9story building
+123ft-9ft

Overall

479

Males

402

M25-29

93

6M→8M

6.0 - 8.0 mi

Top 7%
×12story building
+166ft-53ft

Overall

490

Males

429

M25-29

112

8M→9.6M

8.0 - 9.6 mi

Top 24%
×13story building
+68ft-193ft

Overall

1603

Males

1067

M25-29

258

9.6M→10M

9.6 - 10.0 mi

Top 14%
×2story building
+0ft-24ft

Overall

940

Males

732

M25-29

177

10M→10.5M

10.0 - 10.5 mi

Top 9%
×6story building
+1ft-73ft

Overall

619

Males

516

M25-29

132

10.5M→12M

10.5 - 12.0 mi

Top 11%
×21story building
+280ft-26ft

Overall

727

Males

579

M25-29

136

12M→Finish

12.0 - 13.1 mi

Top 17%
×7story building
+14ft-89ft

Overall

1086

Males

856

M25-29

213

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#633
2M → 4M
2767+40
#633 → #593
4M → 6M
877+69
#593 → #524
6M → 8M
2664+38
#524 → #486
8M → 9.6M
1111-110
#486 → #596
9.6M → 10M
173-14
#596 → #610
10M → 10.5M
52-3
#610 → #613
10.5M → 12M
2737+10
#613 → #603
12M → Finish
2421*-3
#603 → #606
TOTALS
245272*+27
#633 → #606

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

Passing Visualized

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

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