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SF MARATHON 1ST HALF 2026

Andrew Cheng

Santa Clara, CA

Bib: 14159 M 29

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 31%
Gender (Male)
#0 / 3619
Top 40%
Division (M25-29)
#0 / 796
Top 44%
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
8:31/mi
17:03
→ flat
12 ft elev
4M
8:25/mi
33:52
↑ 67↓ 69
10 ft elev
6M
9:02/mi
51:56
↑ 1231.1%
126 ft elev
8M
9:16/mi
1:10:28
↑ 166↓ 531.1%
246 ft elev
9.6M
9:16/mi
1:25:17
↑ 68↓ 1931.5%
126 ft elev
10M
23:12/mi
1:34:33
↓ 241.1%
90 ft elev
10.5M
4:26/mi
1:36:46
↓ 732.7%
18 ft elev
12M
14:58/mi
1:59:13
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
9:41/mi
2:09:57
↑ 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
51:568:39 /mi⚡ faster
2nd Half
1:18:0110:58 /mi+50.2%
Positive split — 50.2% 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
17:038:312.00 mi17:03
8:31
-
4M
33:528:282.00 mi16:49
8:25
-0:06
6M
51:568:392.00 mi18:04
9:02
+0:37
8M
1:10:288:482.00 mi18:32
9:16
+0:14
9.6M
1:25:178:531.60 mi14:49
9:16
0:00
10M
1:34:339:270.40 mi9:16
23:12
+13:56
10.5M
1:36:469:130.50 mi2:13
4:26
-18:46
12M
1:59:139:561.50 mi22:27
14:58
+10:32
Finish(13.11 mi)
2:09:579:551.11 mi10:44
9:41
-5:17
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

4:26 /mi

Average Pace

9:55 /mi

Slowest Pace

23:12 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:13

2% of race

Time at Steady Pace

1:36:01

74% of race

Time at Slower Pace

31:43

24% of race

Average Pace: 9:55 /mi

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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 67%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:29

Segment Time

12:46/mi

Pace

0.90 mi

Distance

Overall

4376

Men

2675

Division

611

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi94175818635162227522
4M2.00 mi841+100686+72161+25770634151
6M2.00 mi994-153803-117196-3514671137277
8M2.00 mi1121-127910-107216-2015321179275
9.6M1.60 mi1434-3131122-212271-5530751914456
10M0.40 mi1707-2731285-163311-4050292966661
10.5M0.50 mi1701+61281+4309+216691257311
12M1.50 mi2011-3101459-178349-4035162227522
Finish(13.11 mi)1.11 mi2029-181464-5353-424751691398

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 53%
~flat
+5ft-3ft

Overall

3516

Males

2227

M25-29

523

2M→4M

2.0 - 4.0 mi

Top 12%
×4story building
+67ft-69ft

Overall

770

Males

634

M25-29

151

4M→6M

4.0 - 6.0 mi

Top 22%
×9story building
+123ft-9ft

Overall

1467

Males

1137

M25-29

277

6M→8M

6.0 - 8.0 mi

Top 23%
×12story building
+166ft-53ft

Overall

1532

Males

1179

M25-29

276

8M→9.6M

8.0 - 9.6 mi

Top 47%
×13story building
+68ft-193ft

Overall

3075

Males

1914

M25-29

457

9.6M→10M

9.6 - 10.0 mi

Top 76%
×2story building
+0ft-24ft

Overall

5029

Males

2966

M25-29

662

10M→10.5M

10.0 - 10.5 mi

Top 25%
×6story building
+1ft-73ft

Overall

1669

Males

1257

M25-29

312

10.5M→12M

10.5 - 12.0 mi

Top 53%
×21story building
+280ft-26ft

Overall

3516

Males

2227

M25-29

523

12M→Finish

12.0 - 13.1 mi

Top 38%
×7story building
+14ft-89ft

Overall

2475

Males

1691

M25-29

398

Passing Analysis

Category:
Passed
229*
Passed By
1317
Net Change
-1088
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#941
2M → 4M12323+100#941#841
4M → 6M7160-153#841#994
6M → 8M43170-127#994#1121
8M → 9.6M2315-313#1121#1434
9.6M → 10M3276-273#1434#1707
10M → 10.5M93+6#1707#1701
10.5M → 12M5315-310#1701#2011
12M → Finish37*55-18#2011#2029
TOTALS229*1317-1088

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

Passing Charts

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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