San Francisco Marathon logo
SF MARATHON 1ST HALF 2025

Matthew Thomas

Bib: 18924•M•Age: 24

Mount Laurel, NJ

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 7100
Gender (Male)
#0 / 3977
M20-29
#0 / 437
Race Day Weather
56°/46°F
light rain

⏱️ Race Timeline

Start
0:00:00
Race begins
1.81M
18:47
Rank: #4691
Start → 1.81M
18:47 | 10:23/mi
5.34M
57:14
Rank: #4803 (-112)
1.81M → 5.34M
38:27 | 10:54/mi
6.15M
1:06:32
Rank: #4777 (+26)
5.34M → 6.15M
9:18 | 11:29/mi
10.54M
2:00:11
Rank: #5189 (-412)
6.15M → 10.54M
53:39 | 12:13/mi
11.05M
2:08:01
Rank: #5105 (+84)
10.54M → 11.05M
7:50 | 15:21/mi
Finish· 13.11 mi
2:32:00
Rank: #4996 (+109)
11.05M → Finish
23:59 | 11:39/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via 6.15MFaster
Distance6.15 mi
Time1:06:32
Pace10:49 /mi
2nd Half
Distance6.96 mi
Time1:25:28
Pace12:17 /mi
📊Positive Split: 28.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.81M
1.81 mi07:05:3418:4710:2318:47
10:23
-
5.34M
5.34 mi07:44:0157:1410:4338:27
10:54
+0:31
6.15M
6.15 mi07:53:191:06:3210:499:18
11:29
+0:35
10.54M
10.54 mi08:46:582:00:1111:2453:39
12:13
+0:44
11.05M
11.05 mi08:54:482:08:0111:357:50
15:21
+3:08
Finish
13.11 mi09:18:472:32:0011:3623:59
11:39
-3:42

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

10:23 /mi

Average Pace

11:36 /mi

Slowest Pace

15:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

18:47

12% of race

Time at Steady Pace

2:05:23

82% of race

Time at Slower Pace

7:50

5% of race

Average Pace: 11:36 /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
1.81M
1.81 mi07:05:3418:4710:2318:47
10:23
#4691
5.34M
5.34 mi07:44:0157:1410:4338:27
10:54
#4803
6.15M
6.15 mi07:53:191:06:3210:499:18
11:29
#4777
10.54M
10.54 mi08:46:582:00:1111:2453:39
12:13
#5189
11.05M
11.05 mi08:54:482:08:0111:357:50
15:21
#5105
Finish
13.11 mi09:18:472:32:0011:3623:59
11:39
#4996
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
1.81M1.81 mi1.81 mi469129463724691(Top 66%)2946(Top 74%)372(Top 85%)
5.34M5.34 mi3.53 mi4803-1122997-51374-24882(Top 69%)3038(Top 76%)384(Top 88%)
6.15M6.15 mi0.81 mi4777+262983+14379-54748(Top 67%)2980(Top 75%)386(Top 88%)
10.54M10.54 mi4.39 mi5189-4123167-184387-85583(Top 79%)3324(Top 84%)401(Top 92%)
11.05M11.05 mi0.51 mi5105+843130+37385+24187(Top 59%)2647(Top 67%)340(Top 78%)
Finish13.11 mi2.06 mi4996+1093059+71384+14601(Top 65%)2793(Top 70%)359(Top 82%)

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 66%
~flat
+4ft-3ft

Overall

4691

Males

2946

M20-24

372

1.81M→5.34M

1.8 - 5.3 mi

Top 69%
×4stories
+80ft-74ft

Overall

4882

Males

3038

M20-24

384

5.34M→6.15M

5.3 - 6.2 mi

Top 67%
×10stories
+126ft-4ft

Overall

4748

Males

2980

M20-24

386

6.15M→10.54M

6.2 - 10.5 mi

Top 79%
×21stories
+230ft-361ft

Overall

5583

Males

3324

M20-24

401

10.54M→11.05M

10.5 - 11.1 mi

Top 59%
×14stories
+172ft-0ft

Overall

4187

Males

2647

M20-24

340

11.05M→Finish

11.1 - 13.1 mi

Top 65%
×7stories
+97ft-114ft

Overall

4601

Males

2793

M20-24

359

Passing Analysis

Category:
Athletes Passed
596*
Passed By
901
Net Change
-305
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81M----#4691
1.81M → 5.34M226*338-112#4691#4803
5.34M → 6.15M8054+26#4803#4777
6.15M → 10.54M65*477-412#4777#5189
10.54M → 11.05M906+84#5189#5105
11.05M → Finish135*26+109#5105#4996
TOTALS596*901-305

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

📊

Passing Visuals

Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events