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BOSTON MARATHON 2025

Henry Heidemann

Bib: 19115•M

ME

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
Top 47%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:22
Rank: #12417
Start → 5K
23:22 | 7:31/mi
10K· 6.21 mi
46:39
Rank: #12192 (+225)
5K → 10K
23:17 | 7:30/mi
15K· 9.32 mi
1:10:14
Rank: #12288 (-96)
10K → 15K
23:35 | 7:35/mi
20K· 12.43 mi
1:33:56
Rank: #12151 (+137)
15K → 20K
23:42 | 7:38/mi
Half· 13.11 mi
1:39:02
Rank: #12115 (+36)
20K → Half
5:06 | 7:29/mi
25K· 15.53 mi
1:58:03
Rank: #12177 (-62)
Half → 25K
19:01 | 7:51/mi
30K· 18.64 mi
2:24:06
Rank: #12508 (-331)
25K → 30K
26:03 | 8:23/mi
20M
2:35:40
Rank: #12590 (-82)
30K → 20M
11:34 | 8:31/mi
21M
2:45:50
Rank: #13067 (-477)
20M → 21M
10:10 | 10:10/mi
35K· 21.75 mi
2:52:04
Rank: #13118 (-51)
21M → 35K
6:14 | 8:20/mi
23M
3:03:48
Rank: #13440 (-322)
35K → 23M
11:44 | 9:22/mi
24M
3:13:00
Rank: #13732 (-292)
23M → 24M
9:12 | 9:12/mi
40K· 24.85 mi
3:21:46
Rank: #14177 (-445)
24M → 40K
8:46 | 10:15/mi
25.2M
3:25:36
Rank: #14317 (-140)
40K → 25.2M
3:50 | 11:07/mi
Finish· 26.22 mi
3:36:03
Rank: #14844 (-527)
25.2M → Finish
10:27 | 10:15/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:02
Pace7:33 /mi
2nd Half
Distance13.11 mi
Time1:57:01
Pace8:56 /mi
📊Positive Split: 18.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:1123:227:3123:22
7:31
-
10K
6.21 mi11:37:2846:397:3023:17
7:30
-0:01
15K
9.32 mi12:01:031:10:147:3223:35
7:35
+0:05
20K
12.43 mi12:24:451:33:567:3423:42
7:38
+0:03
Half
13.11 mi12:29:511:39:027:335:06
7:29
-0:09
25K
15.53 mi12:48:521:58:037:3619:01
7:51
+0:22
30K
18.64 mi13:14:552:24:067:4426:03
8:23
+0:32
20M
20.00 mi13:26:292:35:407:4711:34
8:31
+0:08
21M
21.00 mi13:36:392:45:507:5410:10
10:10
+1:39
35K
21.75 mi13:42:532:52:047:556:14
8:20
-1:50
23M
23.00 mi13:54:373:03:487:5911:44
9:22
+1:02
24M
24.00 mi14:03:493:13:008:039:12
9:12
-0:10
40K
24.85 mi14:12:353:21:468:078:46
10:15
+1:03
25.2M
25.20 mi14:16:253:25:368:103:50
11:07
+0:52
Finish
26.22 mi14:26:523:36:038:1510:27
10:15
-0:52

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

7:29 /mi

Average Pace

8:15 /mi

Slowest Pace

11:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:39:02

46% of race

Time at Steady Pace

1:02:52

29% of race

Time at Slower Pace

54:09

25% of race

Average Pace: 8:14 /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 mi11:14:1123:227:3123:22
7:31
#12417
10K
6.21 mi11:37:2846:397:3023:17
7:30
#12192
15K
9.32 mi12:01:031:10:147:3223:35
7:35
#12288
20K
12.43 mi12:24:451:33:567:3423:42
7:38
#12151
Half
13.11 mi12:29:511:39:027:335:06
7:29
#12115
25K
15.53 mi12:48:521:58:037:3619:01
7:51
#12177
30K
18.64 mi13:14:552:24:067:4426:03
8:23
#12508
20M
20.00 mi13:26:292:35:407:4711:34
8:31
#12590
21M
21.00 mi13:36:392:45:507:5410:10
10:10
#13067
35K
21.75 mi13:42:532:52:047:556:14
8:20
#13118
23M
23.00 mi13:54:373:03:487:5911:44
9:22
#13440
24M
24.00 mi14:03:493:13:008:039:12
9:12
#13732
40K
24.85 mi14:12:353:21:468:078:46
10:15
#14177
25.2M
25.20 mi14:16:253:25:368:103:50
11:07
#14317
Finish
26.22 mi14:26:523:36:038:1510:27
10:15
#14844
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi124179363936312519(Top 44%)9311(Top 58%)9311(Top 565%)
10K6.21 mi3.10 mi12192+2259252+1119252+11112038(Top 42%)9170(Top 57%)9170(Top 556%)
15K9.32 mi3.11 mi12288-969259-79259-712519(Top 44%)9311(Top 58%)9311(Top 565%)
20K12.43 mi3.11 mi12151+1379164+959164+9511792(Top 42%)8878(Top 55%)8878(Top 539%)
Half13.11 mi0.68 mi12115+369140+249140+2411488(Top 40%)8798(Top 55%)8798(Top 534%)
25K15.53 mi2.42 mi12177-629133+79133+712684(Top 45%)9165(Top 57%)9165(Top 556%)
30K18.64 mi3.11 mi12508-3319203-709203-7014042(Top 49%)9611(Top 60%)9611(Top 583%)
20M20.00 mi1.36 mi12590-829202+19202+113855(Top 49%)9378(Top 58%)9378(Top 569%)
21M21.00 mi1.00 mi13067-4779391-1899391-18918898(Top 67%)11558(Top 72%)11558(Top 701%)
35K21.75 mi0.75 mi13118-519393-29393-214447(Top 51%)9479(Top 59%)9479(Top 575%)
23M23.00 mi1.25 mi13440-3229481-889481-8818090(Top 64%)11012(Top 68%)11012(Top 668%)
24M24.00 mi1.00 mi13732-2929586-1059586-10518326(Top 65%)11065(Top 69%)11065(Top 671%)
40K24.85 mi0.85 mi14177-4459759-1739759-17321218(Top 75%)12382(Top 77%)12382(Top 751%)
25.2M25.20 mi0.35 mi14317-1409816-579816-5720940(Top 74%)12248(Top 76%)12248(Top 743%)
Finish26.22 mi1.02 mi14844-52710018-20210018-20223658(Top 83%)13587(Top 84%)13587(Top 824%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21stories
+97ft-345ft

Overall

12519

Males

9311

M55-59

9311

5K→10K

3.1 - 6.2 mi

Top 42%
×5stories
+79ft-138ft

Overall

12038

Males

9170

M55-59

9170

10K→15K

6.2 - 9.3 mi

Top 44%
×3stories
+67ft-78ft

Overall

12519

Males

9311

M55-59

9311

15K→20K

9.3 - 12.4 mi

Top 42%
×5stories
+106ft-86ft

Overall

11792

Males

8878

M55-59

8878

20K→Half

12.4 - 13.1 mi

Top 40%
×2stories
+19ft-37ft

Overall

11488

Males

8798

M55-59

8798

Half→25K

13.1 - 15.5 mi

Top 45%
×4stories
+66ft-88ft

Overall

12684

Males

9165

M55-59

9165

25K→30K

15.5 - 18.6 mi

Top 49%
×9stories
+181ft-148ft

Overall

14042

Males

9611

M55-59

9611

30K→20M

18.6 - 20.0 mi

Top 49%
×5stories
+64ft-50ft

Overall

13855

Males

9378

M55-59

9378

20M→21M

20.0 - 21.0 mi

Top 67%
×8stories
+106ft-24ft

Overall

18898

Males

11558

M55-59

11558

21M→35K

21.0 - 21.8 mi

Top 51%
×7stories
+17ft-86ft

Overall

14447

Males

9479

M55-59

9479

35K→23M

21.8 - 23.0 mi

Top 64%
×5stories
+23ft-63ft

Overall

18090

Males

11012

M55-59

11012

23M→24M

23.0 - 24.0 mi

Top 65%
×6stories
+12ft-82ft

Overall

18326

Males

11065

M55-59

11065

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

21218

Males

12382

M55-59

12382

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

20940

Males

12248

M55-59

12248

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2stories
+22ft-21ft

Overall

23658

Males

13587

M55-59

13587

Passing Analysis

Category:
Athletes Passed
1398
Passed By
3825
Net Change
-2427
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12417
5K → 10K391166+225#12417#12192
10K → 15K153249-96#12192#12288
15K → 20K247110+137#12288#12151
20K → Half5317+36#12151#12115
Half → 25K140202-62#12115#12177
25K → 30K157488-331#12177#12508
30K → 20M86168-82#12508#12590
20M → 21M29506-477#12590#13067
21M → 35K3788-51#13067#13118
35K → 23M42364-322#13118#13440
23M → 24M26318-292#13440#13732
24M → 40K17462-445#13732#14177
40K → 25.2M10150-140#14177#14317
25.2M → Finish10537-527#14317#14844
TOTALS13983825-2427
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing