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SF MARATHON 1ST HALF 2026

Thomas Shull

San Francisco, CA

Bib: 19807 M 35

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 48%
Gender (Male)
#0 / 3619
Division (M35-39)
#0 / 582
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
11:06/mi
22:13
→ flat
12 ft elev
4M
10:57/mi
44:06
↑ 67↓ 69
10 ft elev
6M
11:00/mi
1:06:07
↑ 1231.1%
126 ft elev
8M
9:56/mi
1:25:58
↑ 166↓ 531.1%
246 ft elev
9.6M
9:56/mi
1:41:51
↑ 68↓ 1931.5%
126 ft elev
10M
20:16/mi
1:49:57
↓ 241.1%
90 ft elev
10.5M
4:40/mi
1:52:17
↓ 732.7%
18 ft elev
12M
13:09/mi
2:12:00
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
9:14/mi
2:22:14
↑ 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
Time1:06:07
Pace11:01 /mi
2nd Half
Distance7.11 mi
Time1:16:07
Pace10:42 /mi
📊Positive Split: 15.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:11:3622:1311:0622:13
11:06
-
4M
4.00 mi07:33:2944:0611:0221:53
10:57
-0:09
6M
6.00 mi07:55:301:06:0711:0122:01
11:00
+0:03
8M
8.00 mi08:15:211:25:5810:4519:51
9:56
-1:04
9.6M
9.60 mi08:31:141:41:5110:3715:53
9:56
0:00
10M
10.00 mi08:39:201:49:5711:008:06
20:16
+10:20
10.5M
10.50 mi08:41:401:52:1710:422:20
4:40
-15:36
12M
12.00 mi09:01:232:12:0011:0019:43
13:09
+8:29
Finish
13.11 mi09:11:372:22:1410:5110:14
9:14
-3:55

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

4:40 /mi

Average Pace

10:51 /mi

Slowest Pace

20:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20

2% of race

Time at Steady Pace

1:52:05

79% of race

Time at Slower Pace

27:49

20% of race

Average Pace: 10:51 /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 mi07:11:3622:1311:0622:13
11:06
#4877
4M
4.00 mi07:33:2944:0611:0221:53
10:57
#4428
6M
6.00 mi07:55:301:06:0711:0122:01
11:00
#4214
8M
8.00 mi08:15:211:25:5810:4519:51
9:56
#3620
9.6M
9.60 mi08:31:141:41:5110:3715:53
9:56
#3643
10M
10.00 mi08:39:201:49:5711:008:06
20:16
#3634
10.5M
10.50 mi08:41:401:52:1710:422:20
4:40
#3596
12M
12.00 mi09:01:232:12:0011:0019:43
13:09
#3288
Finish
13.11 mi09:11:372:22:1410:5110:14
9:14
#3153
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 49%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:26

Segment Time

11:36/mi

Pace

0.90 mi

Distance

Overall

3254

Men

2138

Division

360

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi2.00 mi4877298648620511450245
4M4.00 mi2.00 mi4428+4492785+201463+2341332646444
6M6.00 mi2.00 mi4214+2142690+95451+1239012523422
8M8.00 mi2.00 mi3620+5942390+300400+5123081682294
9.6M9.60 mi1.60 mi3643-232394-4399+139142357396
10M10.00 mi0.40 mi3634+92387+739936102296381
10.5M10.50 mi0.50 mi3596+382370+17396+323001619276
12M12.00 mi1.50 mi3288+3082192+178375+2120511450245
Finish13.11 mi1.11 mi3153+1352115+77355+2019281389223

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 31%
~flat
+5ft-3ft

Overall

2051

Males

1450

M35-39

245

2M→4M

2.0 - 4.0 mi

Top 63%
×4story building
+67ft-69ft

Overall

4133

Males

2646

M35-39

444

4M→6M

4.0 - 6.0 mi

Top 59%
×9story building
+123ft-9ft

Overall

3901

Males

2523

M35-39

422

6M→8M

6.0 - 8.0 mi

Top 35%
×12story building
+166ft-53ft

Overall

2308

Males

1682

M35-39

294

8M→9.6M

8.0 - 9.6 mi

Top 60%
×13story building
+68ft-193ft

Overall

3914

Males

2357

M35-39

396

9.6M→10M

9.6 - 10.0 mi

Top 55%
×2story building
+0ft-24ft

Overall

3610

Males

2296

M35-39

381

10M→10.5M

10.0 - 10.5 mi

Top 35%
×6story building
+1ft-73ft

Overall

2300

Males

1619

M35-39

276

10.5M→12M

10.5 - 12.0 mi

Top 31%
×21story building
+280ft-26ft

Overall

2051

Males

1450

M35-39

245

12M→Finish

12.0 - 13.1 mi

Top 29%
×7story building
+14ft-89ft

Overall

1928

Males

1389

M35-39

223

Passing Analysis

Category:
Athletes Passed
1984*
Passed By
260
Net Change
+1724
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4877
2M → 4M48435+449#4877#4428
4M → 6M255*41+214#4428#4214
6M → 8M598*4+594#4214#3620
8M → 9.6M111134-23#3620#3643
9.6M → 10M4536+9#3643#3634
10M → 10.5M391+38#3634#3596
10.5M → 12M315*7+308#3596#3288
12M → Finish137*2+135#3288#3153
TOTALS1984*260+1724

* 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