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BOSTON MARATHON 2025

Adam Mclellan

Bib: 31309•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:18
Rank: #25766
Start → 5K
10:04/mi
31:18 split
10K· 6.21 mi
1:04:26
Rank: #26228 (-462)
5K → 10K
10:40/mi
33:08 split
15K· 9.32 mi
1:38:48
Rank: #26459 (-231)
10K → 15K
11:04/mi
34:22 split
20K· 12.43 mi
2:13:25
Rank: #26383 (+76)
15K → 20K
11:09/mi
34:37 split
Half· 13.11 mi
2:20:59
Rank: #26409 (-26)
20K → Half
11:05/mi
7:34 split
25K· 15.53 mi
2:51:16
Rank: #26530 (-121)
Half → 25K
12:29/mi
30:17 split
30K· 18.64 mi
3:31:03
Rank: #26569 (-39)
25K → 30K
12:48/mi
39:47 split
20M
3:48:18
Rank: #26537 (+32)
30K → 20M
12:42/mi
17:15 split
21M
4:02:06
Rank: #26515 (+22)
20M → 21M
13:48/mi
13:48 split
35K· 21.75 mi
4:11:36
Rank: #26527 (-12)
21M → 35K
12:42/mi
9:30 split
23M
4:27:57
Rank: #26531 (-4)
35K → 23M
13:04/mi
16:21 split
24M
4:41:28
Rank: #26602 (-71)
23M → 24M
13:31/mi
13:31 split
40K· 24.85 mi
4:53:30
Rank: #26655 (-53)
24M → 40K
14:04/mi
12:02 split
25.2M
4:58:32
Rank: #26660 (-5)
40K → 25.2M
14:36/mi
5:02 split
Finish· 26.22 mi
5:11:38
Rank: #26718 (-58)
25.2M → Finish
12:51/mi
13:06 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:20:59
Pace10:45 /mi
2nd Half
Distance13.11 mi
Time2:50:39
Pace13:01 /mi
📊Positive Split: 21.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:4531:1810:0431:18
10:04
-
10K
6.21 mi12:28:531:04:2610:2233:08
10:40
+0:36
15K
9.32 mi13:03:151:38:4810:3634:22
11:04
+0:24
20K
12.43 mi13:37:522:13:2510:4434:37
11:09
+0:05
Half
13.11 mi13:45:262:20:5910:457:34
11:05
-0:04
25K
15.53 mi14:15:432:51:1611:0230:17
12:29
+1:24
30K
18.64 mi14:55:303:31:0311:1939:47
12:48
+0:19
20M
20.00 mi15:12:453:48:1811:2517:15
12:42
-0:06
21M
21.00 mi15:26:334:02:0611:3213:48
13:48
+1:06
35K
21.75 mi15:36:034:11:3611:349:30
12:42
-1:06
23M
23.00 mi15:52:244:27:5711:3916:21
13:04
+0:22
24M
24.00 mi16:05:554:41:2811:4413:31
13:31
+0:27
40K
24.85 mi16:17:574:53:3011:4912:02
14:04
+0:33
25.2M
25.20 mi16:22:594:58:3211:515:02
14:36
+0:32
Finish
26.22 mi16:36:055:11:3811:5413:06
12:51
-1:45

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

10:04 /mi

Average Pace

11:54 /mi

Slowest Pace

14:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:20:59

45% of race

Time at Steady Pace

2:06:16

41% of race

Time at Slower Pace

44:23

14% of race

Average Pace: 11:53 /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 mi11:55:4531:1810:0431:18
10:04
#25766
10K
6.21 mi12:28:531:04:2610:2233:08
10:40
#26228
15K
9.32 mi13:03:151:38:4810:3634:22
11:04
#26459
20K
12.43 mi13:37:522:13:2510:4434:37
11:09
#26383
Half
13.11 mi13:45:262:20:5910:457:34
11:05
#26409
25K
15.53 mi14:15:432:51:1611:0230:17
12:29
#26530
30K
18.64 mi14:55:303:31:0311:1939:47
12:48
#26569
20M
20.00 mi15:12:453:48:1811:2517:15
12:42
#26537
21M
21.00 mi15:26:334:02:0611:3213:48
13:48
#26515
35K
21.75 mi15:36:034:11:3611:349:30
12:42
#26527
23M
23.00 mi15:52:244:27:5711:3916:21
13:04
#26531
24M
24.00 mi16:05:554:41:2811:4413:31
13:31
#26602
40K
24.85 mi16:17:574:53:3011:4912:02
14:04
#26655
25.2M
25.20 mi16:22:594:58:3211:515:02
14:36
#26660
Finish
26.22 mi16:36:055:11:3811:5413:06
12:51
#26718
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi25766150761507626749(Top 94%)15457(Top 96%)15457(Top 688%)
10K6.21 mi3.10 mi26228-46215265-18915265-18926544(Top 93%)15389(Top 96%)15389(Top 685%)
15K9.32 mi3.11 mi26459-23115363-9815363-9826749(Top 94%)15457(Top 96%)15457(Top 688%)
20K12.43 mi3.11 mi26383+7615317+4615317+4626216(Top 92%)15227(Top 95%)15227(Top 678%)
Half13.11 mi0.68 mi26409-2615331-1415331-1426638(Top 94%)15373(Top 95%)15373(Top 684%)
25K15.53 mi2.42 mi26530-12115364-3315364-3326919(Top 95%)15469(Top 96%)15469(Top 688%)
30K18.64 mi3.11 mi26569-3915356+815356+826493(Top 93%)15208(Top 94%)15208(Top 677%)
20M20.00 mi1.36 mi26537+3215328+2815328+2826139(Top 92%)14990(Top 93%)14990(Top 667%)
21M21.00 mi1.00 mi26515+2215314+1415314+1426009(Top 92%)14893(Top 92%)14893(Top 663%)
35K21.75 mi0.75 mi26527-1215310+415310+426682(Top 94%)15179(Top 94%)15179(Top 676%)
23M23.00 mi1.25 mi26531-415294+1615294+1626451(Top 93%)15063(Top 94%)15063(Top 670%)
24M24.00 mi1.00 mi26602-7115318-2415318-2427337(Top 96%)15454(Top 96%)15454(Top 688%)
40K24.85 mi0.85 mi26655-5315336-1815336-1827233(Top 96%)15407(Top 96%)15407(Top 686%)
25.2M25.20 mi0.35 mi26660-515333+315333+326829(Top 94%)15180(Top 94%)15180(Top 676%)
Finish26.22 mi1.02 mi26718-5815353-2015353-2027538(Top 97%)15582(Top 97%)15582(Top 693%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21story building
+97ft-345ft

Overall

26749

Males

15457

M40-44

15457

5K→10K

3.1 - 6.2 mi

Top 93%
×5story building
+79ft-138ft

Overall

26544

Males

15389

M40-44

15389

10K→15K

6.2 - 9.3 mi

Top 94%
×3story building
+67ft-78ft

Overall

26749

Males

15457

M40-44

15457

15K→20K

9.3 - 12.4 mi

Top 92%
×5story building
+106ft-86ft

Overall

26216

Males

15227

M40-44

15227

20K→Half

12.4 - 13.1 mi

Top 94%
×2story building
+19ft-37ft

Overall

26638

Males

15373

M40-44

15373

Half→25K

13.1 - 15.5 mi

Top 95%
×4story building
+66ft-88ft

Overall

26919

Males

15469

M40-44

15469

25K→30K

15.5 - 18.6 mi

Top 93%
×9story building
+181ft-148ft

Overall

26493

Males

15208

M40-44

15208

30K→20M

18.6 - 20.0 mi

Top 92%
×5story building
+64ft-50ft

Overall

26139

Males

14990

M40-44

14990

20M→21M

20.0 - 21.0 mi

Top 92%
×8story building
+106ft-24ft

Overall

26009

Males

14893

M40-44

14893

21M→35K

21.0 - 21.8 mi

Top 94%
×7story building
+17ft-86ft

Overall

26682

Males

15179

M40-44

15179

35K→23M

21.8 - 23.0 mi

Top 93%
×5story building
+23ft-63ft

Overall

26451

Males

15063

M40-44

15063

23M→24M

23.0 - 24.0 mi

Top 96%
×6story building
+12ft-82ft

Overall

27337

Males

15454

M40-44

15454

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

27233

Males

15407

M40-44

15407

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

26829

Males

15180

M40-44

15180

25.2M→Finish

25.2 - 26.2 mi

Top 97%
×2story building
+22ft-21ft

Overall

27538

Males

15582

M40-44

15582

Passing Analysis

Category:
Athletes Passed
611
Passed By
1563
Net Change
-952
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25766
5K → 10K57519-462#25766#26228
10K → 15K60291-231#26228#26459
15K → 20K15680+76#26459#26383
20K → Half1137-26#26383#26409
Half → 25K47168-121#26409#26530
25K → 30K78117-39#26530#26569
30K → 20M5826+32#26569#26537
20M → 21M4826+22#26537#26515
21M → 35K2133-12#26515#26527
35K → 23M4650-4#26527#26531
23M → 24M1182-71#26531#26602
24M → 40K558-53#26602#26655
40K → 25.2M510-5#26655#26660
25.2M → Finish866-58#26660#26718
TOTALS6111563-952
📊

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