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SF MARATHON 1ST HALF 2026

Tommy Mai

Mountain view, CA

Bib: 13669 M 35

0:00
0:00
/ mi
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Overall
#0 / 6575
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
11:05/mi
22:11
→ flat
12 ft elev
4M
10:48/mi
43:47
↑ 67↓ 69
10 ft elev
6M
11:06/mi
1:05:59
↑ 1231.1%
126 ft elev
8M
10:51/mi
1:27:41
↑ 166↓ 531.1%
246 ft elev
9.6M
10:51/mi
1:45:03
↑ 68↓ 1931.5%
126 ft elev
10M
21:39/mi
1:53:42
↓ 241.1%
90 ft elev
10.5M
5:28/mi
1:56:26
↓ 732.7%
18 ft elev
12M
15:40/mi
2:19:56
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
11:06/mi
2:32:15
↑ 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
1:05:5911:00 /mi⚡ faster
2nd Half
1:26:1612:08 /mi+30.7%
Positive split — 30.7% 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
22:1111:052.00 mi22:11
11:05
-
4M
43:4710:572.00 mi21:36
10:48
-0:17
6M
1:05:5911:002.00 mi22:12
11:06
+0:18
8M
1:27:4110:582.00 mi21:42
10:51
-0:15
9.6M
1:45:0310:571.60 mi17:22
10:51
0:00
10M
1:53:4211:220.40 mi8:39
21:39
+10:48
10.5M
1:56:2611:050.50 mi2:44
5:28
-16:11
12M
2:19:5611:401.50 mi23:30
15:40
+10:12
Finish(13.11 mi)
2:32:1511:371.11 mi12:19
11:06
-4:34
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

5:28 /mi

Average Pace

11:37 /mi

Slowest Pace

21:39 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:44

2% of race

Time at Steady Pace

1:57:22

77% of race

Time at Slower Pace

32:09

21% of race

Average Pace: 11:37 /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 65%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:23

Segment Time

12:39/mi

Pace

0.90 mi

Distance

Overall

4296

Men

2640

Division

442

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2M2.00 mi4846297548440142489417
4M2.00 mi4322+5242737+238456+2839662564435
6M2.00 mi4186+1362675+62447+940132573430
8M2.00 mi3907+2792545+130435+1233862272383
9.6M1.60 mi4076-1692611-66441-649012866473
10M0.40 mi4073+32603+8439+243812665444
10.5M0.50 mi4075-22599+443943022674443
12M1.50 mi4076-12584+1543940142489417
Finish(13.11 mi)1.11 mi4043+332563+21430+941342546424

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 61%
~flat
+5ft-3ft

Overall

4014

Males

2489

M35-39

417

2M→4M

2.0 - 4.0 mi

Top 60%
×4story building
+67ft-69ft

Overall

3966

Males

2564

M35-39

435

4M→6M

4.0 - 6.0 mi

Top 61%
×9story building
+123ft-9ft

Overall

4013

Males

2573

M35-39

430

6M→8M

6.0 - 8.0 mi

Top 51%
×12story building
+166ft-53ft

Overall

3386

Males

2272

M35-39

383

8M→9.6M

8.0 - 9.6 mi

Top 75%
×13story building
+68ft-193ft

Overall

4901

Males

2866

M35-39

473

9.6M→10M

9.6 - 10.0 mi

Top 67%
×2story building
+0ft-24ft

Overall

4381

Males

2665

M35-39

444

10M→10.5M

10.0 - 10.5 mi

Top 65%
×6story building
+1ft-73ft

Overall

4302

Males

2674

M35-39

443

10.5M→12M

10.5 - 12.0 mi

Top 61%
×21story building
+280ft-26ft

Overall

4014

Males

2489

M35-39

417

12M→Finish

12.0 - 13.1 mi

Top 63%
×7story building
+14ft-89ft

Overall

4134

Males

2546

M35-39

424

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#4846
2M → 4M
25549+524
#4846 → #4322
4M → 6M
63199*+136
#4322 → #4186
6M → 8M
35314*+279
#4186 → #3907
8M → 9.6M
21041-169
#3907 → #4076
9.6M → 10M
4144+3
#4076 → #4073
10M → 10.5M
1412-2
#4073 → #4075
10.5M → 12M
10099*-1
#4075 → #4076
12M → Finish
3568*+33
#4076 → #4043
TOTALS
5231326*+803
#4846 → #4043

* 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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