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SF MARATHON 1ST HALF 2026

ChiaHsin Chen

Fremont, CA

Bib: 18115 M 40

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Masters (Masters Men)
#0 / 1030
Division (M40-44)
#0 / 319
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
9:28/mi
18:56
→ flat
12 ft elev
4M
9:55/mi
38:45
↑ 67↓ 69
10 ft elev
6M
10:12/mi
59:10
↑ 1231.1%
126 ft elev
8M
10:34/mi
1:20:19
↑ 166↓ 531.1%
246 ft elev
9.6M
10:34/mi
1:37:14
↑ 68↓ 1931.5%
126 ft elev
10M
21:16/mi
1:45:44
↓ 241.1%
90 ft elev
10.5M
5:16/mi
1:48:22
↓ 732.7%
18 ft elev
12M
15:59/mi
2:12:20
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
11:15/mi
2:24:49
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time59:10
Pace9:52 /mi
2nd Half
Distance7.11 mi
Time1:25:39
Pace12:03 /mi
📊Positive Split: 44.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:58:5918:569:2818:56
9:28
-
4M
4.00 mi07:18:4838:459:4119:49
9:55
+0:27
6M
6.00 mi07:39:1359:109:5220:25
10:12
+0:17
8M
8.00 mi08:00:221:20:1910:0221:09
10:34
+0:22
9.6M
9.60 mi08:17:171:37:1410:0816:55
10:34
0:00
10M
10.00 mi08:25:471:45:4410:348:30
21:16
+10:42
10.5M
10.50 mi08:28:251:48:2210:192:38
5:16
-16:00
12M
12.00 mi08:52:232:12:2011:0223:58
15:59
+10:43
Finish
13.11 mi09:04:522:24:4911:0312:29
11:15
-4:44

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

5:16 /mi

Average Pace

11:03 /mi

Slowest Pace

21:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38

2% of race

Time at Steady Pace

1:49:43

76% of race

Time at Slower Pace

32:28

22% of race

Average Pace: 11:03 /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 mi06:58:5918:569:2818:56
9:28
#2209
4M
4.00 mi07:18:4838:459:4119:49
9:55
#2425
6M
6.00 mi07:39:1359:109:5220:25
10:12
#2555
8M
8.00 mi08:00:221:20:1910:0221:09
10:34
#2697
9.6M
9.60 mi08:17:171:37:1410:0816:55
10:34
#3022
10M
10.00 mi08:25:471:45:4410:348:30
21:16
#3096
10.5M
10.50 mi08:28:251:48:2210:192:38
5:16
#3110
12M
12.00 mi08:52:232:12:2011:0223:58
15:59
#3324
Finish
13.11 mi09:04:522:24:4911:0312:29
11:15
#3393
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 61%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:08

Segment Time

12:22/mi

Pace

0.90 mi

Distance

Overall

4030

Men

2521

Division

212

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
2M2.00 mi2.00 mi2209158913142172581212
4M4.00 mi2.00 mi2425-2161722-133144-1326591855155
6M6.00 mi2.00 mi2555-1301805-83150-629332026158
8M8.00 mi2.00 mi2697-1421900-95156-630752109174
9.6M9.60 mi1.60 mi3022-3252067-167167-1146352730229
10M10.00 mi0.40 mi3096-742097-30171-442002588217
10.5M10.50 mi0.50 mi3110-142101-417138192449204
12M12.00 mi1.50 mi3324-2142208-107178-742172581212
Finish13.11 mi1.11 mi3393-692240-32183-542882611217

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 64%
~flat
+5ft-3ft

Overall

4217

Males

2581

M40-44

212

2M→4M

2.0 - 4.0 mi

Top 40%
×4story building
+67ft-69ft

Overall

2659

Males

1855

M40-44

155

4M→6M

4.0 - 6.0 mi

Top 45%
×9story building
+123ft-9ft

Overall

2933

Males

2026

M40-44

158

6M→8M

6.0 - 8.0 mi

Top 47%
×12story building
+166ft-53ft

Overall

3075

Males

2109

M40-44

174

8M→9.6M

8.0 - 9.6 mi

Top 70%
×13story building
+68ft-193ft

Overall

4635

Males

2730

M40-44

229

9.6M→10M

9.6 - 10.0 mi

Top 64%
×2story building
+0ft-24ft

Overall

4200

Males

2588

M40-44

217

10M→10.5M

10.0 - 10.5 mi

Top 58%
×6story building
+1ft-73ft

Overall

3819

Males

2449

M40-44

204

10.5M→12M

10.5 - 12.0 mi

Top 64%
×21story building
+280ft-26ft

Overall

4217

Males

2581

M40-44

212

12M→Finish

12.0 - 13.1 mi

Top 65%
×7story building
+14ft-89ft

Overall

4288

Males

2611

M40-44

217

Passing Analysis

Category:
Athletes Passed
263*
Passed By
1447
Net Change
-1184
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2209
2M → 4M54270-216#2209#2425
4M → 6M47177-130#2425#2555
6M → 8M75*217-142#2555#2697
8M → 9.6M6331-325#2697#3022
9.6M → 10M28102-74#3022#3096
10M → 10.5M216-14#3096#3110
10.5M → 12M24238-214#3110#3324
12M → Finish27*96-69#3324#3393
TOTALS263*1447-1184

* 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

Race Place Events

Race Place Events