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BOSTON MARATHON 2025

Caleb Martin

Bib: 32192•M

MA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:11
Rank: #21234
Start → 5K
27:11 | 8:45/mi
10K· 6.21 mi
53:55
Rank: #20782 (+452)
5K → 10K
26:44 | 8:36/mi
15K· 9.32 mi
1:20:45
Rank: #20549 (+233)
10K → 15K
26:50 | 8:38/mi
20K· 12.43 mi
1:47:19
Rank: #20055 (+494)
15K → 20K
26:34 | 8:33/mi
Half· 13.11 mi
1:53:05
Rank: #19993 (+62)
20K → Half
5:46 | 8:27/mi
25K· 15.53 mi
2:13:35
Rank: #19500 (+493)
Half → 25K
20:30 | 8:27/mi
30K· 18.64 mi
2:40:37
Rank: #18847 (+653)
25K → 30K
27:02 | 8:42/mi
20M
2:52:33
Rank: #18580 (+267)
30K → 20M
11:56 | 8:47/mi
21M
3:01:43
Rank: #18320 (+260)
20M → 21M
9:10 | 9:10/mi
35K· 21.75 mi
3:08:20
Rank: #18278 (+42)
21M → 35K
6:37 | 8:51/mi
23M
3:19:32
Rank: #18133 (+145)
35K → 23M
11:12 | 8:57/mi
24M
3:28:28
Rank: #18066 (+67)
23M → 24M
8:56 | 8:56/mi
40K· 24.85 mi
3:36:14
Rank: #18013 (+53)
24M → 40K
7:46 | 9:05/mi
25.2M
3:39:34
Rank: #17974 (+39)
40K → 25.2M
3:20 | 9:40/mi
Finish· 26.22 mi
3:48:38
Rank: #17990 (-16)
25.2M → Finish
9:04 | 8:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:05
Pace8:38 /mi
2nd Half
Distance13.11 mi
Time1:55:33
Pace8:49 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:5527:118:4527:11
8:45
-
10K
6.21 mi12:18:3953:558:4126:44
8:36
-0:09
15K
9.32 mi12:45:291:20:458:4026:50
8:38
+0:02
20K
12.43 mi13:12:031:47:198:3826:34
8:33
-0:05
Half
13.11 mi13:17:491:53:058:385:46
8:27
-0:06
25K
15.53 mi13:38:192:13:358:3620:30
8:27
0:00
30K
18.64 mi14:05:212:40:378:3727:02
8:42
+0:15
20M
20.00 mi14:17:172:52:338:3811:56
8:47
+0:05
21M
21.00 mi14:26:273:01:438:399:10
9:10
+0:23
35K
21.75 mi14:33:043:08:208:406:37
8:51
-0:19
23M
23.00 mi14:44:163:19:328:4111:12
8:57
+0:06
24M
24.00 mi14:53:123:28:288:418:56
8:56
-0:01
40K
24.85 mi15:00:583:36:148:427:46
9:05
+0:09
25.2M
25.20 mi15:04:183:39:348:433:20
9:40
+0:35
Finish
26.22 mi15:13:223:48:388:449:04
8:54
-0:46

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

8:27 /mi

Average Pace

8:44 /mi

Slowest Pace

9:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:45:18

99% of race

Time at Steady Pace

3:20

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:43 /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 mi11:51:5527:118:4527:11
8:45
#21234
10K
6.21 mi12:18:3953:558:4126:44
8:36
#20782
15K
9.32 mi12:45:291:20:458:4026:50
8:38
#20549
20K
12.43 mi13:12:031:47:198:3826:34
8:33
#20055
Half
13.11 mi13:17:491:53:058:385:46
8:27
#19993
25K
15.53 mi13:38:192:13:358:3620:30
8:27
#19500
30K
18.64 mi14:05:212:40:378:3727:02
8:42
#18847
20M
20.00 mi14:17:172:52:338:3811:56
8:47
#18580
21M
21.00 mi14:26:273:01:438:399:10
9:10
#18320
35K
21.75 mi14:33:043:08:208:406:37
8:51
#18278
23M
23.00 mi14:44:163:19:328:4111:12
8:57
#18133
24M
24.00 mi14:53:123:28:288:418:56
8:56
#18066
40K
24.85 mi15:00:583:36:148:427:46
9:05
#18013
25.2M
25.20 mi15:04:183:39:348:433:20
9:40
#17974
Finish
26.22 mi15:13:223:48:388:449:04
8:54
#17990
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi21234129651296520114(Top 71%)12560(Top 78%)12560(Top 223%)
10K6.21 mi3.10 mi20782+45212793+17212793+17220368(Top 72%)12635(Top 78%)12635(Top 224%)
15K9.32 mi3.11 mi20549+23312709+8412709+8420114(Top 71%)12560(Top 78%)12560(Top 223%)
20K12.43 mi3.11 mi20055+49412494+21512494+21518536(Top 65%)11836(Top 73%)11836(Top 210%)
Half13.11 mi0.68 mi19993+6212464+3012464+3018844(Top 66%)11969(Top 74%)11969(Top 212%)
25K15.53 mi2.42 mi19500+49312247+21712247+21716904(Top 60%)11059(Top 69%)11059(Top 196%)
30K18.64 mi3.11 mi18847+65311936+31111936+31116009(Top 56%)10504(Top 65%)10504(Top 186%)
20M20.00 mi1.36 mi18580+26711798+13811798+13815553(Top 55%)10189(Top 63%)10189(Top 181%)
21M21.00 mi1.00 mi18320+26011648+15011648+15014437(Top 51%)9548(Top 59%)9548(Top 169%)
35K21.75 mi0.75 mi18278+4211612+3611612+3617458(Top 61%)10808(Top 67%)10808(Top 192%)
23M23.00 mi1.25 mi18133+14511511+10111511+10115940(Top 56%)10052(Top 62%)10052(Top 178%)
24M24.00 mi1.00 mi18066+6711467+4411467+4417005(Top 60%)10462(Top 65%)10462(Top 185%)
40K24.85 mi0.85 mi18013+5311409+5811409+5816759(Top 59%)10266(Top 64%)10266(Top 182%)
25.2M25.20 mi0.35 mi17974+3911387+2211387+2215410(Top 54%)9605(Top 60%)9605(Top 170%)
Finish26.22 mi1.02 mi17990-1611377+1011377+1018505(Top 65%)11123(Top 69%)11123(Top 197%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

20114

Males

12560

M18-39

12560

5K→10K

3.1 - 6.2 mi

Top 72%
×5stories
+79ft-138ft

Overall

20368

Males

12635

M18-39

12635

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

20114

Males

12560

M18-39

12560

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

18536

Males

11836

M18-39

11836

20K→Half

12.4 - 13.1 mi

Top 66%
×2stories
+19ft-37ft

Overall

18844

Males

11969

M18-39

11969

Half→25K

13.1 - 15.5 mi

Top 60%
×4stories
+66ft-88ft

Overall

16904

Males

11059

M18-39

11059

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

16009

Males

10504

M18-39

10504

30K→20M

18.6 - 20.0 mi

Top 55%
×5stories
+64ft-50ft

Overall

15553

Males

10189

M18-39

10189

20M→21M

20.0 - 21.0 mi

Top 51%
×8stories
+106ft-24ft

Overall

14437

Males

9548

M18-39

9548

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

17458

Males

10808

M18-39

10808

35K→23M

21.8 - 23.0 mi

Top 56%
×5stories
+23ft-63ft

Overall

15940

Males

10052

M18-39

10052

23M→24M

23.0 - 24.0 mi

Top 60%
×6stories
+12ft-82ft

Overall

17005

Males

10462

M18-39

10462

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

16759

Males

10266

M18-39

10266

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

15410

Males

9605

M18-39

9605

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2stories
+22ft-21ft

Overall

18505

Males

11123

M18-39

11123

Passing Analysis

Category:
Athletes Passed
3764
Passed By
520
Net Change
+3244
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21234
5K → 10K578126+452#21234#20782
10K → 15K32996+233#20782#20549
15K → 20K51117+494#20549#20055
20K → Half686+62#20055#19993
Half → 25K4974+493#19993#19500
25K → 30K66815+653#19500#18847
30K → 20M2725+267#18847#18580
20M → 21M2688+260#18580#18320
21M → 35K7836+42#18320#18278
35K → 23M18338+145#18278#18133
23M → 24M10336+67#18133#18066
24M → 40K9643+53#18066#18013
40K → 25.2M467+39#18013#17974
25.2M → Finish6783-16#17974#17990
TOTALS3764520+3244
📊

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