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SF MARATHON 1ST HALF 2026

Tommy Harrington

Mill Valley, CA

Bib: 13020 M 37

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 16%
Gender (Male)
#0 / 3619
Top 24%
Division (M35-39)
#0 / 582
Top 26%
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
8:06/mi
16:13
→ flat
12 ft elev
4M
8:12/mi
32:37
↑ 67↓ 69
10 ft elev
6M
8:09/mi
48:55
↑ 1231.1%
126 ft elev
8M
9:14/mi
1:07:23
↑ 166↓ 531.1%
246 ft elev
9.6M
7:34/mi
1:19:29
↑ 68↓ 1931.5%
126 ft elev
10M
17:49/mi
1:26:36
↓ 241.1%
90 ft elev
10.5M
4:28/mi
1:28:50
↓ 732.7%
18 ft elev
12M
13:31/mi
1:49:07
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
8:48/mi
1:58:53
↑ 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
48:558:09 /mi⚡ faster
2nd Half
1:09:589:51 /mi+43.0%
Positive split — 43.0% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:48:3716:138:0616:13
8:06
-
4M
4.00 mi07:05:0132:378:0916:24
8:12
+0:06
6M
6.00 mi07:21:1948:558:0916:18
8:09
-0:03
8M
8.00 mi07:39:471:07:238:2518:28
9:14
+1:05
9.6M
9.60 mi07:51:531:19:298:1712:06
7:34
-1:40
10M
10.00 mi07:59:001:26:368:407:07
17:49
+10:15
10.5M
10.50 mi08:01:141:28:508:282:14
4:28
-13:21
12M
12.00 mi08:21:311:49:079:0620:17
13:31
+9:03
Finish
13.11 mi08:31:171:58:539:049:46
8:48
-4:43

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

4:28 /mi

Average Pace

9:04 /mi

Slowest Pace

17:49 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

2:14

2% of race

Time at Steady Pace

1:29:15

75% of race

Time at Slower Pace

27:24

23% of race

Average Pace: 9:04 /mi

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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.

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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 mi06:48:3716:138:0616:13
8:06
#584
4M
4.00 mi07:05:0132:378:0916:24
8:12
#572
6M
6.00 mi07:21:1948:558:0916:18
8:09
#562
8M
8.00 mi07:39:471:07:238:2518:28
9:14
#719
9.6M
9.60 mi07:51:531:19:298:1712:06
7:34
#731
10M
10.00 mi07:59:001:26:368:407:07
17:49
#806
10.5M
10.50 mi08:01:141:28:508:282:14
4:28
#814
12M
12.00 mi08:21:311:49:079:0620:17
13:31
#1048
Finish
13.11 mi08:31:171:58:539:049:46
8:48
#1069
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 32%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:21

Segment Time

10:24/mi

Pace

0.90 mi

Distance

Overall

2091

Men

1493

Division

247

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi2.00 mi5844928923471625276
4M4.00 mi2.00 mi572+12485+78960150392
6M6.00 mi2.00 mi562+10476+988+159249486
8M8.00 mi2.00 mi719-157601-125113-2514991155202
9.6M9.60 mi1.60 mi731-12602-1107+61108753123
10M10.00 mi0.40 mi806-75656-54117-1022461571262
10.5M10.50 mi0.50 mi814-8663-7118-116981279218
12M12.00 mi1.50 mi1048-234838-175146-2823471625276
Finish13.11 mi1.11 mi1069-21866-28150-414201075177

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 36%
~flat
+5ft-3ft

Overall

2347

Males

1625

M35-39

276

2M→4M

2.0 - 4.0 mi

Top 9%
×4story building
+67ft-69ft

Overall

601

Males

503

M35-39

92

4M→6M

4.0 - 6.0 mi

Top 9%
×9story building
+123ft-9ft

Overall

592

Males

494

M35-39

86

6M→8M

6.0 - 8.0 mi

Top 23%
×12story building
+166ft-53ft

Overall

1499

Males

1155

M35-39

202

8M→9.6M

8.0 - 9.6 mi

Top 17%
×13story building
+68ft-193ft

Overall

1108

Males

753

M35-39

123

9.6M→10M

9.6 - 10.0 mi

Top 34%
×2story building
+0ft-24ft

Overall

2246

Males

1571

M35-39

262

10M→10.5M

10.0 - 10.5 mi

Top 26%
×6story building
+1ft-73ft

Overall

1698

Males

1279

M35-39

218

10.5M→12M

10.5 - 12.0 mi

Top 36%
×21story building
+280ft-26ft

Overall

2347

Males

1625

M35-39

276

12M→Finish

12.0 - 13.1 mi

Top 22%
×7story building
+14ft-89ft

Overall

1420

Males

1075

M35-39

177

Passing Analysis

Category:
Athletes Passed
182*
Passed By
667
Net Change
-485
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#584
2M → 4M4735+12#584#572
4M → 6M3222+10#572#562
6M → 8M13170-157#562#719
8M → 9.6M5870-12#719#731
9.6M → 10M176-75#731#806
10M → 10.5M19-8#806#814
10.5M → 12M4238-234#814#1048
12M → Finish26*47-21#1048#1069
TOTALS182*667-485

* 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