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BOSTON MARATHON 2025

Kevin Culkin

Bib: 27163•M

NY

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
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
9:09/mi
28:26
↑ 97↓ 3451.5%
10K· 6.21 mi
9:07/mi
56:45
↑ 79↓ 1380.4%
15K· 9.32 mi
9:30/mi
1:26:17
↑ 67↓ 78
20K· 12.43 mi
9:44/mi
1:56:31
↑ 106↓ 860.1%
Half· 13.11 mi
9:39/mi
2:03:06
↑ 19↓ 370.5%
25K· 15.53 mi
10:13/mi
2:27:53
↑ 66↓ 880.2%
30K· 18.64 mi
11:13/mi
3:02:43
↑ 181↓ 1480.2%
20M
11:20/mi
3:18:07
↑ 64↓ 500.2%
21M
12:29/mi
3:30:36
↑ 106↓ 241.6%
35K· 21.75 mi
11:15/mi
3:39:01
↑ 17↓ 861.7%
23M
11:36/mi
3:53:33
↑ 23↓ 630.6%
24M
10:28/mi
4:04:01
↓ 821.3%
40K· 24.85 mi
12:11/mi
4:14:26
↓ 200.3%
25.2M
13:23/mi
4:19:03
↑ 13↓ 160.2%
Finish· 26.22 mi
10:56/mi
4:30:11
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:06
Pace9:23 /mi
2nd Half
Distance13.11 mi
Time2:27:05
Pace11:13 /mi
📊Positive Split: 19.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:3628:269:0928:26
9:09
-
10K
6.21 mi12:12:5556:459:0828:19
9:07
-0:02
15K
9.32 mi12:42:271:26:179:1529:32
9:30
+0:23
20K
12.43 mi13:12:411:56:319:2330:14
9:44
+0:14
Half
13.11 mi13:19:162:03:069:236:35
9:39
-0:05
25K
15.53 mi13:44:032:27:539:3124:47
10:13
+0:34
30K
18.64 mi14:18:533:02:439:4834:50
11:13
+1:00
20M
20.00 mi14:34:173:18:079:5415:24
11:20
+0:07
21M
21.00 mi14:46:463:30:3610:0212:29
12:29
+1:09
35K
21.75 mi14:55:113:39:0110:048:25
11:15
-1:14
23M
23.00 mi15:09:433:53:3310:0914:32
11:36
+0:21
24M
24.00 mi15:20:114:04:0110:1010:28
10:28
-1:08
40K
24.85 mi15:30:364:14:2610:1410:25
12:11
+1:43
25.2M
25.20 mi15:35:134:19:0310:174:37
13:23
+1:12
Finish
26.22 mi15:46:214:30:1110:1911:08
10:56
-2:27

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

9:07 /mi

Average Pace

10:19 /mi

Slowest Pace

13:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:27:53

55% of race

Time at Steady Pace

1:20:15

30% of race

Time at Slower Pace

42:03

16% of race

Average Pace: 10:18 /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 mi11:44:3628:269:0928:26
9:09
#23041
10K
6.21 mi12:12:5556:459:0828:19
9:07
#22954
15K
9.32 mi12:42:271:26:179:1529:32
9:30
#23297
20K
12.43 mi13:12:411:56:319:2330:14
9:44
#23371
Half
13.11 mi13:19:162:03:069:236:35
9:39
#23410
25K
15.53 mi13:44:032:27:539:3124:47
10:13
#23472
30K
18.64 mi14:18:533:02:439:4834:50
11:13
#23674
20M
20.00 mi14:34:173:18:079:5415:24
11:20
#23748
21M
21.00 mi14:46:463:30:3610:0212:29
12:29
#23812
35K
21.75 mi14:55:113:39:0110:048:25
11:15
#23832
23M
23.00 mi15:09:433:53:3310:0914:32
11:36
#23879
24M
24.00 mi15:20:114:04:0110:1010:28
10:28
#23838
40K
24.85 mi15:30:364:14:2610:1410:25
12:11
#23916
25.2M
25.20 mi15:35:134:19:0310:174:37
13:23
#23966
Finish
26.22 mi15:46:214:30:1110:1911:08
10:56
#24035
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi23041137871378723761(Top 84%)14178(Top 88%)14178(Top 860%)
10K6.21 mi3.10 mi22954+8713766+2113766+2122878(Top 81%)13757(Top 85%)13757(Top 835%)
15K9.32 mi3.11 mi23297-34313944-17813944-17823761(Top 84%)14178(Top 88%)14178(Top 860%)
20K12.43 mi3.11 mi23371-7413983-3913983-3923575(Top 83%)14051(Top 87%)14051(Top 853%)
Half13.11 mi0.68 mi23410-3914002-1914002-1923965(Top 84%)14220(Top 88%)14220(Top 863%)
25K15.53 mi2.42 mi23472-6214011-914011-923766(Top 84%)14083(Top 87%)14083(Top 855%)
30K18.64 mi3.11 mi23674-20214056-4514056-4524394(Top 86%)14259(Top 89%)14259(Top 865%)
20M20.00 mi1.36 mi23748-7414069-1314069-1324243(Top 85%)14095(Top 88%)14095(Top 855%)
21M21.00 mi1.00 mi23812-6414090-2114090-2124382(Top 86%)14095(Top 88%)14095(Top 855%)
35K21.75 mi0.75 mi23832-2014085+514085+524690(Top 87%)14207(Top 88%)14207(Top 862%)
23M23.00 mi1.25 mi23879-4714079+614079+624419(Top 86%)14050(Top 87%)14050(Top 853%)
24M24.00 mi1.00 mi23838+4114053+2614053+2622719(Top 80%)13172(Top 82%)13172(Top 799%)
40K24.85 mi0.85 mi23916-7814083-3014083-3025211(Top 89%)14377(Top 89%)14377(Top 872%)
25.2M25.20 mi0.35 mi23966-5014094-1114094-1125529(Top 90%)14499(Top 90%)14499(Top 880%)
Finish26.22 mi1.02 mi24035-6914113-1914113-1925213(Top 89%)14392(Top 89%)14392(Top 873%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21story building
+97ft-345ft

Overall

23761

Males

14178

M55-59

14178

5K→10K

3.1 - 6.2 mi

Top 81%
×5story building
+79ft-138ft

Overall

22878

Males

13757

M55-59

13757

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+67ft-78ft

Overall

23761

Males

14178

M55-59

14178

15K→20K

9.3 - 12.4 mi

Top 83%
×5story building
+106ft-86ft

Overall

23575

Males

14051

M55-59

14051

20K→Half

12.4 - 13.1 mi

Top 84%
×2story building
+19ft-37ft

Overall

23965

Males

14220

M55-59

14220

Half→25K

13.1 - 15.5 mi

Top 84%
×4story building
+66ft-88ft

Overall

23766

Males

14083

M55-59

14083

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

24394

Males

14259

M55-59

14259

30K→20M

18.6 - 20.0 mi

Top 85%
×5story building
+64ft-50ft

Overall

24243

Males

14095

M55-59

14095

20M→21M

20.0 - 21.0 mi

Top 86%
×8story building
+106ft-24ft

Overall

24382

Males

14095

M55-59

14095

21M→35K

21.0 - 21.8 mi

Top 87%
×7story building
+17ft-86ft

Overall

24690

Males

14207

M55-59

14207

35K→23M

21.8 - 23.0 mi

Top 86%
×5story building
+23ft-63ft

Overall

24419

Males

14050

M55-59

14050

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

22719

Males

13172

M55-59

13172

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

25211

Males

14377

M55-59

14377

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

25529

Males

14499

M55-59

14499

25.2M→Finish

25.2 - 26.2 mi

Top 89%
×2story building
+22ft-21ft

Overall

25213

Males

14392

M55-59

14392

Passing Analysis

Category:
Athletes Passed
1002
Passed By
1996
Net Change
-994
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23041
5K → 10K273186+87#23041#22954
10K → 15K78421-343#22954#23297
15K → 20K131205-74#23297#23371
20K → Half2160-39#23371#23410
Half → 25K108170-62#23410#23472
25K → 30K95297-202#23472#23674
30K → 20M52126-74#23674#23748
20M → 21M50114-64#23748#23812
21M → 35K3353-20#23812#23832
35K → 23M5198-47#23832#23879
23M → 24M6019+41#23879#23838
24M → 40K2199-78#23838#23916
40K → 25.2M555-50#23916#23966
25.2M → Finish2493-69#23966#24035
TOTALS10021996-994
📊

Passing Visuals

Category:
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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