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BOSTON MARATHON 2025

Adam Hammer

Bib: 4441•M

PA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 11%
Gender (Male)
#0 / 16105
Top 18%
Division (M18-39)
#0 / 5642
Top 40%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:01
Rank: #3403
Start → 5K
20:01 | 6:27/mi
10K· 6.21 mi
40:08
Rank: #3466 (-63)
5K → 10K
20:07 | 6:28/mi
15K· 9.32 mi
1:00:22
Rank: #3521 (-55)
10K → 15K
20:14 | 6:31/mi
20K· 12.43 mi
1:20:57
Rank: #3615 (-94)
15K → 20K
20:35 | 6:38/mi
Half· 13.11 mi
1:25:27
Rank: #3644 (-29)
20K → Half
4:30 | 6:36/mi
25K· 15.53 mi
1:41:33
Rank: #3620 (+24)
Half → 25K
16:06 | 6:38/mi
30K· 18.64 mi
2:02:15
Rank: #3373 (+247)
25K → 30K
20:42 | 6:40/mi
20M
2:11:10
Rank: #3197 (+176)
30K → 20M
8:55 | 6:34/mi
21M
2:17:57
Rank: #3046 (+151)
20M → 21M
6:47 | 6:47/mi
35K· 21.75 mi
2:22:54
Rank: #3019 (+27)
21M → 35K
4:57 | 6:37/mi
23M
2:31:33
Rank: #2977 (+42)
35K → 23M
8:39 | 6:55/mi
24M
2:38:36
Rank: #3030 (-53)
23M → 24M
7:03 | 7:03/mi
40K· 24.85 mi
2:44:42
Rank: #3052 (-22)
24M → 40K
6:06 | 7:08/mi
25.2M
2:47:15
Rank: #3024 (+28)
40K → 25.2M
2:33 | 7:24/mi
Finish· 26.22 mi
2:54:04
Rank: #3015 (+9)
25.2M → Finish
6:49 | 6:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:27
Pace6:31 /mi
2nd Half
Distance13.11 mi
Time1:28:37
Pace6:46 /mi
📊Positive Split: 3.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:4820:016:2720:01
6:27
-
10K
6.21 mi10:42:5540:086:2820:07
6:28
+0:01
15K
9.32 mi11:03:091:00:226:2920:14
6:31
+0:03
20K
12.43 mi11:23:441:20:576:3120:35
6:38
+0:07
Half
13.11 mi11:28:141:25:276:314:30
6:36
-0:02
25K
15.53 mi11:44:201:41:336:3216:06
6:38
+0:02
30K
18.64 mi12:05:022:02:156:3320:42
6:40
+0:02
20M
20.00 mi12:13:572:11:106:338:55
6:34
-0:06
21M
21.00 mi12:20:442:17:576:346:47
6:47
+0:13
35K
21.75 mi12:25:412:22:546:344:57
6:37
-0:10
23M
23.00 mi12:34:202:31:336:358:39
6:55
+0:18
24M
24.00 mi12:41:232:38:366:377:03
7:03
+0:08
40K
24.85 mi12:47:292:44:426:386:06
7:08
+0:05
25.2M
25.20 mi12:50:022:47:156:382:33
7:24
+0:16
Finish
26.22 mi12:56:512:54:046:396:49
6:41
-0:43

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

6:27 /mi

Average Pace

6:39 /mi

Slowest Pace

7:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:25

95% of race

Time at Steady Pace

8:39

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:38 /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...
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 mi10:22:4820:016:2720:01
6:27
#3403
10K
6.21 mi10:42:5540:086:2820:07
6:28
#3466
15K
9.32 mi11:03:091:00:226:2920:14
6:31
#3521
20K
12.43 mi11:23:441:20:576:3120:35
6:38
#3615
Half
13.11 mi11:28:141:25:276:314:30
6:36
#3644
25K
15.53 mi11:44:201:41:336:3216:06
6:38
#3620
30K
18.64 mi12:05:022:02:156:3320:42
6:40
#3373
20M
20.00 mi12:13:572:11:106:338:55
6:34
#3197
21M
21.00 mi12:20:442:17:576:346:47
6:47
#3046
35K
21.75 mi12:25:412:22:546:344:57
6:37
#3019
23M
23.00 mi12:34:202:31:336:358:39
6:55
#2977
24M
24.00 mi12:41:232:38:366:377:03
7:03
#3030
40K
24.85 mi12:47:292:44:426:386:06
7:08
#3052
25.2M
25.20 mi12:50:022:47:156:382:33
7:24
#3024
Finish
26.22 mi12:56:512:54:046:396:49
6:41
#3015
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3403323232323631(Top 13%)3429(Top 21%)3429(Top 61%)
10K6.21 mi3.10 mi3466-633290-583290-583539(Top 12%)3350(Top 21%)3350(Top 59%)
15K9.32 mi3.11 mi3521-553339-493339-493631(Top 13%)3429(Top 21%)3429(Top 61%)
20K12.43 mi3.11 mi3615-943421-823421-823848(Top 14%)3626(Top 23%)3626(Top 64%)
Half13.11 mi0.68 mi3644-293447-263447-264275(Top 15%)3997(Top 25%)3997(Top 71%)
25K15.53 mi2.42 mi3620+243419+283419+283708(Top 13%)3482(Top 22%)3482(Top 62%)
30K18.64 mi3.11 mi3373+2473192+2273192+2272692(Top 9%)2546(Top 16%)2546(Top 45%)
20M20.00 mi1.36 mi3197+1763029+1633029+1631865(Top 7%)1765(Top 11%)1765(Top 31%)
21M21.00 mi1.00 mi3046+1512885+1442885+1441484(Top 5%)1400(Top 9%)1400(Top 25%)
35K21.75 mi0.75 mi3019+272858+272858+273021(Top 11%)2776(Top 17%)2776(Top 49%)
23M23.00 mi1.25 mi2977+422815+432815+433233(Top 11%)2944(Top 18%)2944(Top 52%)
24M24.00 mi1.00 mi3030-532865-502865-504872(Top 17%)4160(Top 26%)4160(Top 74%)
40K24.85 mi0.85 mi3052-222880-152880-154630(Top 16%)3935(Top 24%)3935(Top 70%)
25.2M25.20 mi0.35 mi3024+282853+272853+272881(Top 10%)2560(Top 16%)2560(Top 45%)
Finish26.22 mi1.02 mi3015+92843+102843+103778(Top 13%)3266(Top 20%)3266(Top 58%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3631

Males

3429

M18-39

3429

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3539

Males

3350

M18-39

3350

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3631

Males

3429

M18-39

3429

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3848

Males

3626

M18-39

3626

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

4275

Males

3997

M18-39

3997

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3708

Males

3482

M18-39

3482

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2692

Males

2546

M18-39

2546

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

1865

Males

1765

M18-39

1765

20M→21M

20.0 - 21.0 mi

Top 5%
×8stories
+106ft-24ft

Overall

1484

Males

1400

M18-39

1400

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

3021

Males

2776

M18-39

2776

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

3233

Males

2944

M18-39

2944

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4872

Males

4160

M18-39

4160

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4630

Males

3935

M18-39

3935

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2881

Males

2560

M18-39

2560

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3778

Males

3266

M18-39

3266

Passing Analysis

Category:
Athletes Passed
1170
Passed By
782
Net Change
+388
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3403
5K → 10K99162-63#3403#3466
10K → 15K75130-55#3466#3521
15K → 20K70164-94#3521#3615
20K → Half837-29#3615#3644
Half → 25K8359+24#3644#3620
25K → 30K2558+247#3620#3373
30K → 20M1760+176#3373#3197
20M → 21M1554+151#3197#3046
21M → 35K4114+27#3046#3019
35K → 23M7836+42#3019#2977
23M → 24M2477-53#2977#3030
24M → 40K3456-22#3030#3052
40K → 25.2M335+28#3052#3024
25.2M → Finish3930+9#3024#3015
TOTALS1170782+388
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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