Boston Marathon logo
BOSTON MARATHON 2025

John Henry

Bib: 10234•M

FL

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 17%
Gender (Male)
#0 / 16105
Top 27%
Masters (Masters Men)
#0 / 10463
Top 13%
Division (M50-54)
#0 / 1996
Top 8%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
6:38/mi
20:38
↑ 97↓ 3451.5%
10K· 6.21 mi
6:30/mi
40:51
↑ 79↓ 1380.4%
15K· 9.32 mi
6:39/mi
1:01:31
↑ 67↓ 78
20K· 12.43 mi
6:44/mi
1:22:27
↑ 106↓ 860.1%
Half· 13.11 mi
6:46/mi
1:27:04
↑ 19↓ 370.5%
25K· 15.53 mi
6:55/mi
1:43:50
↑ 66↓ 880.2%
30K· 18.64 mi
7:06/mi
2:05:53
↑ 181↓ 1480.2%
20M
7:13/mi
2:15:41
↑ 64↓ 500.2%
21M
7:33/mi
2:23:14
↑ 106↓ 241.6%
35K· 21.75 mi
6:50/mi
2:28:21
↑ 17↓ 861.7%
23M
7:11/mi
2:37:21
↑ 23↓ 630.6%
24M
6:58/mi
2:44:19
↓ 821.3%
40K· 24.85 mi
7:15/mi
2:50:31
↓ 200.3%
25.2M
7:47/mi
2:53:12
↑ 13↓ 160.2%
Finish· 26.22 mi
7:09/mi
3:00:29
↑ 22↓ 21

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 HalfFaster
Distance13.11 mi
Time1:27:04
Pace6:38 /mi
2nd Half
Distance13.11 mi
Time1:33:25
Pace7:08 /mi
📊Positive Split: 7.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:3220:386:3820:38
6:38
-
10K
6.21 mi11:06:4540:516:3420:13
6:30
-0:08
15K
9.32 mi11:27:251:01:316:3620:40
6:39
+0:09
20K
12.43 mi11:48:211:22:276:3820:56
6:44
+0:05
Half
13.11 mi11:52:581:27:046:384:37
6:46
+0:02
25K
15.53 mi12:09:441:43:506:4116:46
6:55
+0:09
30K
18.64 mi12:31:472:05:536:4522:03
7:06
+0:11
20M
20.00 mi12:41:352:15:416:479:48
7:13
+0:07
21M
21.00 mi12:49:082:23:146:497:33
7:33
+0:20
35K
21.75 mi12:54:152:28:216:495:07
6:50
-0:43
23M
23.00 mi13:03:152:37:216:509:00
7:11
+0:21
24M
24.00 mi13:10:132:44:196:516:58
6:58
-0:13
40K
24.85 mi13:16:252:50:316:526:12
7:15
+0:17
25.2M
25.20 mi13:19:062:53:126:522:41
7:47
+0:32
Finish
26.22 mi13:26:233:00:296:537:17
7:09
-0:38

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

6:30 /mi

Average Pace

6:53 /mi

Slowest Pace

7:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:58

76% of race

Time at Steady Pace

39:50

22% of race

Time at Slower Pace

2:41

1% of race

Average Pace: 6:53 /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...
0mi6.6mi13.1mi19.7mi26.2mi
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
5K
3.11 mi10:46:3220:386:3820:38
6:38
#4939
10K
6.21 mi11:06:4540:516:3420:13
6:30
#4302
15K
9.32 mi11:27:251:01:316:3620:40
6:39
#4393
20K
12.43 mi11:48:211:22:276:3820:56
6:44
#4435
Half
13.11 mi11:52:581:27:046:384:37
6:46
#4484
25K
15.53 mi12:09:441:43:506:4116:46
6:55
#4658
30K
18.64 mi12:31:472:05:536:4522:03
7:06
#4773
20M
20.00 mi12:41:352:15:416:479:48
7:13
#4809
21M
21.00 mi12:49:082:23:146:497:33
7:33
#4781
35K
21.75 mi12:54:152:28:216:495:07
6:50
#4718
23M
23.00 mi13:03:152:37:216:509:00
7:11
#4717
24M
24.00 mi13:10:132:44:196:516:58
6:58
#4693
40K
24.85 mi13:16:252:50:316:526:12
7:15
#4713
25.2M
25.20 mi13:19:062:53:126:522:41
7:47
#4706
Finish
26.22 mi13:26:233:00:296:537:17
7:09
#4794
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi4939462346234653(Top 16%)4354(Top 27%)4354(Top 218%)
10K6.21 mi3.10 mi4302+6374043+5804043+5803773(Top 13%)3558(Top 22%)3558(Top 178%)
15K9.32 mi3.11 mi4393-914130-874130-874653(Top 16%)4354(Top 27%)4354(Top 218%)
20K12.43 mi3.11 mi4435-424161-314161-314759(Top 17%)4404(Top 27%)4404(Top 221%)
Half13.11 mi0.68 mi4484-494202-414202-415750(Top 20%)5237(Top 33%)5237(Top 262%)
25K15.53 mi2.42 mi4658-1744343-1414343-1415752(Top 20%)5196(Top 32%)5196(Top 260%)
30K18.64 mi3.11 mi4773-1154419-764419-765284(Top 19%)4764(Top 30%)4764(Top 239%)
20M20.00 mi1.36 mi4809-364453-344453-345230(Top 18%)4647(Top 29%)4647(Top 233%)
21M21.00 mi1.00 mi4781+284418+354418+354841(Top 17%)4251(Top 26%)4251(Top 213%)
35K21.75 mi0.75 mi4718+634356+624356+624324(Top 15%)3853(Top 24%)3853(Top 193%)
23M23.00 mi1.25 mi4717+14341+154341+154778(Top 17%)4154(Top 26%)4154(Top 208%)
24M24.00 mi1.00 mi4693+244312+294312+294426(Top 16%)3847(Top 24%)3847(Top 193%)
40K24.85 mi0.85 mi4713-204325-134325-135312(Top 19%)4413(Top 27%)4413(Top 221%)
25.2M25.20 mi0.35 mi4706+74314+114314+114706(Top 17%)3904(Top 24%)3904(Top 196%)
Finish26.22 mi1.02 mi4794-884382-684382-686651(Top 23%)5111(Top 32%)5111(Top 256%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21story building
+97ft-345ft

Overall

4653

Males

4354

M50-54

4354

5K→10K

3.1 - 6.2 mi

Top 13%
×5story building
+79ft-138ft

Overall

3773

Males

3558

M50-54

3558

10K→15K

6.2 - 9.3 mi

Top 16%
×3story building
+67ft-78ft

Overall

4653

Males

4354

M50-54

4354

15K→20K

9.3 - 12.4 mi

Top 17%
×5story building
+106ft-86ft

Overall

4759

Males

4404

M50-54

4404

20K→Half

12.4 - 13.1 mi

Top 20%
×2story building
+19ft-37ft

Overall

5750

Males

5237

M50-54

5237

Half→25K

13.1 - 15.5 mi

Top 20%
×4story building
+66ft-88ft

Overall

5752

Males

5196

M50-54

5196

25K→30K

15.5 - 18.6 mi

Top 19%
×9story building
+181ft-148ft

Overall

5284

Males

4764

M50-54

4764

30K→20M

18.6 - 20.0 mi

Top 18%
×5story building
+64ft-50ft

Overall

5230

Males

4647

M50-54

4647

20M→21M

20.0 - 21.0 mi

Top 17%
×8story building
+106ft-24ft

Overall

4841

Males

4251

M50-54

4251

21M→35K

21.0 - 21.8 mi

Top 15%
×7story building
+17ft-86ft

Overall

4324

Males

3853

M50-54

3853

35K→23M

21.8 - 23.0 mi

Top 17%
×5story building
+23ft-63ft

Overall

4778

Males

4154

M50-54

4154

23M→24M

23.0 - 24.0 mi

Top 16%
×6story building
+12ft-82ft

Overall

4426

Males

3847

M50-54

3847

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

5312

Males

4413

M50-54

4413

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4706

Males

3904

M50-54

3904

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2story building
+22ft-21ft

Overall

6651

Males

5111

M50-54

5111

Passing Analysis

Category:
Athletes Passed
1465
Passed By
1320
Net Change
+145
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4939
5K → 10K64912+637#4939#4302
10K → 15K63154-91#4302#4393
15K → 20K88130-42#4393#4435
20K → Half756-49#4435#4484
Half → 25K72246-174#4484#4658
25K → 30K117232-115#4658#4773
30K → 20M5995-36#4773#4809
20M → 21M7951+28#4809#4781
21M → 35K8320+63#4781#4718
35K → 23M8786+1#4718#4717
23M → 24M6743+24#4717#4693
24M → 40K5272-20#4693#4713
40K → 25.2M3023+7#4713#4706
25.2M → Finish12100-88#4706#4794
TOTALS14651320+145
📊

Passing Visuals

Category:
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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing