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BOSTON MARATHON 2025

Kevin Carollo

Bib: 6785•M

ND

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

Start
0:00:00
Race begins
5K· 3.11 mi
20:41
Rank: #5098
Start → 5K
20:41 | 6:39/mi
10K· 6.21 mi
42:42
Rank: #6953 (-1855)
5K → 10K
22:01 | 7:05/mi
15K· 9.32 mi
1:13:27
Rank: #15333 (-8380)
10K → 15K
30:45 | 9:54/mi
20K· 12.43 mi
1:38:32
Rank: #15360 (-27)
15K → 20K
25:05 | 8:04/mi
Half· 13.11 mi
1:43:01
Rank: #14734 (+626)
20K → Half
4:29 | 6:34/mi
25K· 15.53 mi
2:10:59
Rank: #18485 (-3751)
Half → 25K
27:58 | 11:32/mi
30K· 18.64 mi
2:45:05
Rank: #20166 (-1681)
25K → 30K
34:06 | 10:59/mi
20M
3:01:10
Rank: #20839 (-673)
30K → 20M
16:05 | 11:50/mi
21M
3:14:33
Rank: #21381 (-542)
20M → 21M
13:23 | 13:23/mi
35K· 21.75 mi
3:21:13
Rank: #21258 (+123)
21M → 35K
6:40 | 8:55/mi
23M
3:35:15
Rank: #21464 (-206)
35K → 23M
14:02 | 11:12/mi
24M
3:45:28
Rank: #21495 (-31)
23M → 24M
10:13 | 10:13/mi
40K· 24.85 mi
3:55:29
Rank: #21659 (-164)
24M → 40K
10:01 | 11:43/mi
25.2M
3:59:47
Rank: #21712 (-53)
40K → 25.2M
4:18 | 12:28/mi
Finish· 26.22 mi
4:10:26
Rank: #21796 (-84)
25.2M → Finish
10:39 | 10:27/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:01
Pace7:51 /mi
2nd Half
Distance13.11 mi
Time2:27:25
Pace11:15 /mi
📊Positive Split: 43.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:0520:416:3920:41
6:39
-
10K
6.21 mi10:48:0642:426:5222:01
7:05
+0:26
15K
9.32 mi11:18:511:13:277:5330:45
9:54
+2:49
20K
12.43 mi11:43:561:38:327:5625:05
8:04
-1:50
Half
13.11 mi11:48:251:43:017:514:29
6:34
-1:30
25K
15.53 mi12:16:232:10:598:2627:58
11:32
+4:58
30K
18.64 mi12:50:292:45:058:5134:06
10:59
-0:33
20M
20.00 mi13:06:343:01:109:0316:05
11:50
+0:51
21M
21.00 mi13:19:573:14:339:1613:23
13:23
+1:33
35K
21.75 mi13:26:373:21:139:156:40
8:55
-4:28
23M
23.00 mi13:40:393:35:159:2214:02
11:12
+2:17
24M
24.00 mi13:50:523:45:289:2410:13
10:13
-0:59
40K
24.85 mi14:00:533:55:299:2810:01
11:43
+1:30
25.2M
25.20 mi14:05:113:59:479:314:18
12:28
+0:45
Finish
26.22 mi14:15:504:10:269:3410:39
10:27
-2:01

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

6:34 /mi

Average Pace

9:34 /mi

Slowest Pace

13:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:18:56

32% of race

Time at Steady Pace

1:39:45

40% of race

Time at Slower Pace

1:11:45

29% of race

Average Pace: 9:33 /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 mi10:26:0520:416:3920:41
6:39
#5098
10K
6.21 mi10:48:0642:426:5222:01
7:05
#6953
15K
9.32 mi11:18:511:13:277:5330:45
9:54
#15333
20K
12.43 mi11:43:561:38:327:5625:05
8:04
#15360
Half
13.11 mi11:48:251:43:017:514:29
6:34
#14734
25K
15.53 mi12:16:232:10:598:2627:58
11:32
#18485
30K
18.64 mi12:50:292:45:058:5134:06
10:59
#20166
20M
20.00 mi13:06:343:01:109:0316:05
11:50
#20839
21M
21.00 mi13:19:573:14:339:1613:23
13:23
#21381
35K
21.75 mi13:26:373:21:139:156:40
8:55
#21258
23M
23.00 mi13:40:393:35:159:2214:02
11:12
#21464
24M
24.00 mi13:50:523:45:289:2410:13
10:13
#21495
40K
24.85 mi14:00:533:55:299:2810:01
11:43
#21659
25.2M
25.20 mi14:05:113:59:479:314:18
12:28
#21712
Finish
26.22 mi14:15:504:10:269:3410:39
10:27
#21796
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi50984760476024767(Top 87%)14611(Top 91%)14611(Top 887%)
10K6.21 mi3.10 mi6953-18556263-15036263-15038560(Top 30%)7344(Top 46%)7344(Top 446%)
15K9.32 mi3.11 mi15333-838010539-427610539-427624767(Top 87%)14611(Top 91%)14611(Top 887%)
20K12.43 mi3.11 mi15360-2710530+910530+915452(Top 54%)10525(Top 65%)10525(Top 639%)
Half13.11 mi0.68 mi14734+62610262+26810262+2684248(Top 15%)3987(Top 25%)3987(Top 242%)
25K15.53 mi2.42 mi18485-375111802-154011802-154025906(Top 91%)15027(Top 93%)15027(Top 912%)
30K18.64 mi3.11 mi20166-168112492-69012492-69023961(Top 84%)14054(Top 87%)14054(Top 853%)
20M20.00 mi1.36 mi20839-67312768-27612768-27625030(Top 88%)14476(Top 90%)14476(Top 878%)
21M21.00 mi1.00 mi21381-54212998-23012998-23025542(Top 90%)14645(Top 91%)14645(Top 889%)
35K21.75 mi0.75 mi21258+12312934+6412934+6417805(Top 63%)10977(Top 68%)10977(Top 666%)
23M23.00 mi1.25 mi21464-20613000-6613000-6623683(Top 83%)13680(Top 85%)13680(Top 830%)
24M24.00 mi1.00 mi21495-3112991+912991+921974(Top 77%)12795(Top 79%)12795(Top 776%)
40K24.85 mi0.85 mi21659-16413030-3913030-3924498(Top 86%)14015(Top 87%)14015(Top 850%)
25.2M25.20 mi0.35 mi21712-5313041-1113041-1124115(Top 85%)13818(Top 86%)13818(Top 838%)
Finish26.22 mi1.02 mi21796-8413069-2813069-2824169(Top 85%)13853(Top 86%)13853(Top 841%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21stories
+97ft-345ft

Overall

24767

Males

14611

M55-59

14611

5K→10K

3.1 - 6.2 mi

Top 30%
×5stories
+79ft-138ft

Overall

8560

Males

7344

M55-59

7344

10K→15K

6.2 - 9.3 mi

Top 87%
×3stories
+67ft-78ft

Overall

24767

Males

14611

M55-59

14611

15K→20K

9.3 - 12.4 mi

Top 54%
×5stories
+106ft-86ft

Overall

15452

Males

10525

M55-59

10525

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

4248

Males

3987

M55-59

3987

Half→25K

13.1 - 15.5 mi

Top 91%
×4stories
+66ft-88ft

Overall

25906

Males

15027

M55-59

15027

25K→30K

15.5 - 18.6 mi

Top 84%
×9stories
+181ft-148ft

Overall

23961

Males

14054

M55-59

14054

30K→20M

18.6 - 20.0 mi

Top 88%
×5stories
+64ft-50ft

Overall

25030

Males

14476

M55-59

14476

20M→21M

20.0 - 21.0 mi

Top 90%
×8stories
+106ft-24ft

Overall

25542

Males

14645

M55-59

14645

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

17805

Males

10977

M55-59

10977

35K→23M

21.8 - 23.0 mi

Top 83%
×5stories
+23ft-63ft

Overall

23683

Males

13680

M55-59

13680

23M→24M

23.0 - 24.0 mi

Top 77%
×6stories
+12ft-82ft

Overall

21974

Males

12795

M55-59

12795

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

24498

Males

14015

M55-59

14015

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

24115

Males

13818

M55-59

13818

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×2stories
+22ft-21ft

Overall

24169

Males

13853

M55-59

13853

Passing Analysis

Category:
Athletes Passed
1154
Passed By
17850
Net Change
-16698
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5098
5K → 10K81863-1855#5098#6953
10K → 15K08378-8380#6953#15333
15K → 20K198225-27#15333#15360
20K → Half6260+626#15360#14734
Half → 25K23753-3751#14734#18485
25K → 30K171698-1681#18485#20166
30K → 20M18691-673#20166#20839
20M → 21M15557-542#20839#21381
21M → 35K1285+123#21381#21258
35K → 23M44250-206#21258#21464
23M → 24M4980-31#21464#21495
24M → 40K21185-164#21495#21659
40K → 25.2M760-53#21659#21712
25.2M → Finish21105-84#21712#21796
TOTALS115417850-16698
📊

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