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SF MARATHON 1ST HALF 2026

Michael Thomas

Bib: 15215•M•Age: 33

Mountain View, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 26%
Gender (Male)
#0 / 3619
Top 35%
Division (M30-34)
#0 / 772
Top 37%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
9:04/mi
18:09
→ flat
4M
8:56/mi
36:01
↑ 67↓ 69
6M
8:56/mi
53:53
↑ 1231.1%
8M
8:28/mi
1:10:49
↑ 166↓ 531.1%
9.6M
8:28/mi
1:24:21
↑ 68↓ 1931.5%
10M
18:26/mi
1:31:43
↓ 241.1%
10.5M
4:42/mi
1:34:04
↓ 732.7%
12M
14:10/mi
1:55:19
↑ 2803.2%
Finish· 13.11 mi
9:52/mi
2:06:16
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time53:53
Pace8:59 /mi
2nd Half
Distance7.11 mi
Time1:12:23
Pace10:11 /mi
📊Positive Split: 34.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:58:5218:099:0418:09
9:04
-
4M
4.00 mi07:16:4436:019:0017:52
8:56
-0:08
6M
6.00 mi07:34:3653:538:5917:52
8:56
0:00
8M
8.00 mi07:51:321:10:498:5116:56
8:28
-0:28
9.6M
9.60 mi08:05:041:24:218:4713:32
8:28
0:00
10M
10.00 mi08:12:261:31:439:107:22
18:26
+9:58
10.5M
10.50 mi08:14:471:34:048:582:21
4:42
-13:44
12M
12.00 mi08:36:021:55:199:3721:15
14:10
+9:28
Finish
13.11 mi08:46:592:06:169:3810:57
9:52
-4:18

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

4:42 /mi

Average Pace

9:38 /mi

Slowest Pace

18:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:21

2% of race

Time at Steady Pace

1:35:18

75% of race

Time at Slower Pace

28:37

23% of race

Average Pace: 9:38 /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 mi06:58:5218:099:0418:09
9:04
#1607
4M
4.00 mi07:16:4436:019:0017:52
8:56
#1472
6M
6.00 mi07:34:3653:538:5917:52
8:56
#1424
8M
8.00 mi07:51:321:10:498:5116:56
8:28
#1169
9.6M
9.60 mi08:05:041:24:218:4713:32
8:28
#1295
10M
10.00 mi08:12:261:31:439:107:22
18:26
#1406
10.5M
10.50 mi08:14:471:34:048:582:21
4:42
#1421
12M
12.00 mi08:36:021:55:199:3721:15
14:10
#1640
Finish
13.11 mi08:46:592:06:169:3810:57
9:52
#1688
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 38%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:43

Segment Time

10:48/mi

Pace

0.90 mi

Distance

Overall

2487

Men

1730

Division

378

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi160712092682877(Top 44%)1907(Top 53%)413(Top 53%)
4M4.00 mi2.00 mi1472+1351134+75249+191334(Top 20%)1045(Top 29%)234(Top 30%)
6M6.00 mi2.00 mi1424+481114+20248+11350(Top 21%)1055(Top 29%)229(Top 30%)
8M8.00 mi2.00 mi1169+255943+171205+43786(Top 12%)667(Top 18%)140(Top 18%)
9.6M9.60 mi1.60 mi1295-1261022-79224-192083(Top 32%)1372(Top 38%)299(Top 39%)
10M10.00 mi0.40 mi1406-1111098-76238-142628(Top 40%)1792(Top 50%)390(Top 51%)
10.5M10.50 mi0.50 mi1421-151109-11245-72326(Top 35%)1632(Top 45%)357(Top 46%)
12M12.00 mi1.50 mi1640-2191237-128272-272877(Top 44%)1907(Top 53%)413(Top 53%)
Finish13.11 mi1.11 mi1688-481272-35284-122704(Top 41%)1822(Top 50%)409(Top 53%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 44%
~flat
+5ft-3ft

Overall

2877

Males

1907

M30-34

414

2M→4M

2.0 - 4.0 mi

Top 20%
×4story building
+67ft-69ft

Overall

1334

Males

1045

M30-34

236

4M→6M

4.0 - 6.0 mi

Top 21%
×9story building
+123ft-9ft

Overall

1350

Males

1055

M30-34

230

6M→8M

6.0 - 8.0 mi

Top 12%
×12story building
+166ft-53ft

Overall

786

Males

667

M30-34

141

8M→9.6M

8.0 - 9.6 mi

Top 32%
×13story building
+68ft-193ft

Overall

2083

Males

1372

M30-34

300

9.6M→10M

9.6 - 10.0 mi

Top 40%
×2story building
+0ft-24ft

Overall

2628

Males

1792

M30-34

391

10M→10.5M

10.0 - 10.5 mi

Top 35%
×6story building
+1ft-73ft

Overall

2326

Males

1632

M30-34

359

10.5M→12M

10.5 - 12.0 mi

Top 44%
×21story building
+280ft-26ft

Overall

2877

Males

1907

M30-34

414

12M→Finish

12.0 - 13.1 mi

Top 41%
×7story building
+14ft-89ft

Overall

2704

Males

1822

M30-34

409

Passing Analysis

Category:
Athletes Passed
601*
Passed By
682
Net Change
-81
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1607
2M → 4M16833+135#1607#1472
4M → 6M8234+48#1472#1424
6M → 8M26914+255#1424#1169
8M → 9.6M29155-126#1169#1295
9.6M → 10M9120-111#1295#1406
10M → 10.5M318-15#1406#1421
10.5M → 12M11230-219#1421#1640
12M → Finish30*78-48#1640#1688
TOTALS601*682-81

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

📊

Passing Visuals

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