Boston Marathon logo
BOSTON MARATHON 2025

Bruce Diamond

Bib: 15546•M

NY

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:16
Rank: #19611
Start → 5K
26:16 | 8:27/mi
10K· 6.21 mi
52:30
Rank: #19529 (+82)
5K → 10K
26:14 | 8:27/mi
15K· 9.32 mi
1:18:47
Rank: #19363 (+166)
10K → 15K
26:17 | 8:28/mi
20K· 12.43 mi
1:45:20
Rank: #19117 (+246)
15K → 20K
26:33 | 8:33/mi
Half· 13.11 mi
1:50:59
Rank: #19032 (+85)
20K → Half
5:39 | 8:17/mi
25K· 15.53 mi
2:11:32
Rank: #18705 (+327)
Half → 25K
20:33 | 8:29/mi
30K· 18.64 mi
2:38:10
Rank: #18000 (+705)
25K → 30K
26:38 | 8:34/mi
20M
2:49:45
Rank: #17696 (+304)
30K → 20M
11:35 | 8:31/mi
21M
2:58:38
Rank: #17408 (+288)
20M → 21M
8:53 | 8:53/mi
35K· 21.75 mi
3:04:55
Rank: #17291 (+117)
21M → 35K
6:17 | 8:24/mi
23M
3:15:45
Rank: #17083 (+208)
35K → 23M
10:50 | 8:39/mi
24M
3:24:30
Rank: #17035 (+48)
23M → 24M
8:45 | 8:45/mi
40K· 24.85 mi
3:32:02
Rank: #16959 (+76)
24M → 40K
7:32 | 8:49/mi
25.2M
3:35:37
Rank: #16988 (-29)
40K → 25.2M
3:35 | 10:23/mi
Finish· 26.22 mi
3:43:41
Rank: #16797 (+191)
25.2M → Finish
8:04 | 7:55/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 HalfFaster
Distance13.11 mi
Time1:50:59
Pace8:28 /mi
2nd Half
Distance13.11 mi
Time1:52:42
Pace8:36 /mi
📊Positive Split: 1.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:3926:168:2726:16
8:27
-
10K
6.21 mi11:49:5352:308:2726:14
8:27
0:00
15K
9.32 mi12:16:101:18:478:2726:17
8:28
+0:01
20K
12.43 mi12:42:431:45:208:2926:33
8:33
+0:05
Half
13.11 mi12:48:221:50:598:285:39
8:17
-0:16
25K
15.53 mi13:08:552:11:328:2820:33
8:29
+0:12
30K
18.64 mi13:35:332:38:108:2926:38
8:34
+0:05
20M
20.00 mi13:47:082:49:458:2911:35
8:31
-0:03
21M
21.00 mi13:56:012:58:388:308:53
8:53
+0:22
35K
21.75 mi14:02:183:04:558:306:17
8:24
-0:29
23M
23.00 mi14:13:083:15:458:3110:50
8:39
+0:15
24M
24.00 mi14:21:533:24:308:318:45
8:45
+0:06
40K
24.85 mi14:29:253:32:028:327:32
8:49
+0:04
25.2M
25.20 mi14:33:003:35:378:333:35
10:23
+1:34
Finish
26.22 mi14:41:043:43:418:328:04
7:55
-2:28

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

7:55 /mi

Average Pace

8:32 /mi

Slowest Pace

10:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

8:04

4% of race

Time at Steady Pace

3:15:37

87% of race

Time at Slower Pace

20:00

9% of race

Average Pace: 8:32 /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 mi11:23:3926:168:2726:16
8:27
#19611
10K
6.21 mi11:49:5352:308:2726:14
8:27
#19529
15K
9.32 mi12:16:101:18:478:2726:17
8:28
#19363
20K
12.43 mi12:42:431:45:208:2926:33
8:33
#19117
Half
13.11 mi12:48:221:50:598:285:39
8:17
#19032
25K
15.53 mi13:08:552:11:328:2820:33
8:29
#18705
30K
18.64 mi13:35:332:38:108:2926:38
8:34
#18000
20M
20.00 mi13:47:082:49:458:2911:35
8:31
#17696
21M
21.00 mi13:56:012:58:388:308:53
8:53
#17408
35K
21.75 mi14:02:183:04:558:306:17
8:24
#17291
23M
23.00 mi14:13:083:15:458:3110:50
8:39
#17083
24M
24.00 mi14:21:533:24:308:318:45
8:45
#17035
40K
24.85 mi14:29:253:32:028:327:32
8:49
#16959
25.2M
25.20 mi14:33:003:35:378:333:35
10:23
#16988
Finish
26.22 mi14:41:043:43:418:328:04
7:55
#16797
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi19611122871228719079(Top 67%)12080(Top 75%)12080(Top 733%)
10K6.21 mi3.10 mi19529+8212273+1412273+1419458(Top 69%)12255(Top 76%)12255(Top 744%)
15K9.32 mi3.11 mi19363+16612205+6812205+6819079(Top 67%)12080(Top 75%)12080(Top 733%)
20K12.43 mi3.11 mi19117+24612092+11312092+11318516(Top 65%)11824(Top 73%)11824(Top 717%)
Half13.11 mi0.68 mi19032+8512053+3912053+3917774(Top 63%)11519(Top 72%)11519(Top 699%)
25K15.53 mi2.42 mi18705+32711901+15211901+15217015(Top 60%)11106(Top 69%)11106(Top 674%)
30K18.64 mi3.11 mi18000+70511551+35011551+35015219(Top 54%)10155(Top 63%)10155(Top 616%)
20M20.00 mi1.36 mi17696+30411382+16911382+16913941(Top 49%)9425(Top 59%)9425(Top 572%)
21M21.00 mi1.00 mi17408+28811237+14511237+14512824(Top 45%)8765(Top 54%)8765(Top 532%)
35K21.75 mi0.75 mi17291+11711168+6911168+6914842(Top 52%)9659(Top 60%)9659(Top 586%)
23M23.00 mi1.25 mi17083+20811049+11911049+11914249(Top 50%)9284(Top 58%)9284(Top 563%)
24M24.00 mi1.00 mi17035+4811011+3811011+3816004(Top 56%)10034(Top 62%)10034(Top 609%)
40K24.85 mi0.85 mi16959+7610950+6110950+6115234(Top 54%)9545(Top 59%)9545(Top 579%)
25.2M25.20 mi0.35 mi16988-2910946+410946+418569(Top 65%)11101(Top 69%)11101(Top 674%)
Finish26.22 mi1.02 mi16797+19110850+9610850+9612289(Top 43%)8192(Top 51%)8192(Top 497%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21stories
+97ft-345ft

Overall

19079

Males

12080

M55-59

12080

5K→10K

3.1 - 6.2 mi

Top 69%
×5stories
+79ft-138ft

Overall

19458

Males

12255

M55-59

12255

10K→15K

6.2 - 9.3 mi

Top 67%
×3stories
+67ft-78ft

Overall

19079

Males

12080

M55-59

12080

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

18516

Males

11824

M55-59

11824

20K→Half

12.4 - 13.1 mi

Top 63%
×2stories
+19ft-37ft

Overall

17774

Males

11519

M55-59

11519

Half→25K

13.1 - 15.5 mi

Top 60%
×4stories
+66ft-88ft

Overall

17015

Males

11106

M55-59

11106

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

15219

Males

10155

M55-59

10155

30K→20M

18.6 - 20.0 mi

Top 49%
×5stories
+64ft-50ft

Overall

13941

Males

9425

M55-59

9425

20M→21M

20.0 - 21.0 mi

Top 45%
×8stories
+106ft-24ft

Overall

12824

Males

8765

M55-59

8765

21M→35K

21.0 - 21.8 mi

Top 52%
×7stories
+17ft-86ft

Overall

14842

Males

9659

M55-59

9659

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

14249

Males

9284

M55-59

9284

23M→24M

23.0 - 24.0 mi

Top 56%
×6stories
+12ft-82ft

Overall

16004

Males

10034

M55-59

10034

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

15234

Males

9545

M55-59

9545

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

18569

Males

11101

M55-59

11101

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

12289

Males

8192

M55-59

8192

Passing Analysis

Category:
Athletes Passed
3454
Passed By
640
Net Change
+2814
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19611
5K → 10K294212+82#19611#19529
10K → 15K282116+166#19529#19363
15K → 20K31973+246#19363#19117
20K → Half938+85#19117#19032
Half → 25K34215+327#19032#18705
25K → 30K7149+705#18705#18000
30K → 20M31410+304#18000#17696
20M → 21M2957+288#17696#17408
21M → 35K12912+117#17408#17291
35K → 23M22214+208#17291#17083
23M → 24M10860+48#17083#17035
24M → 40K10933+76#17035#16959
40K → 25.2M2958-29#16959#16988
25.2M → Finish20413+191#16988#16797
TOTALS3454640+2814
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing