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BOSTON MARATHON 2025

Adam David

Bib: 5647•M

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 20%
Gender (Male)
#0 / 16105
Top 32%
Masters (Masters Men)
#0 / 10463
Top 18%
Division (M40-44)
#0 / 2247
Top 42%
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
6:37/mi
20:32
↑ 97↓ 3451.5%
10K· 6.21 mi
6:34/mi
40:56
↑ 79↓ 1380.4%
15K· 9.32 mi
6:36/mi
1:01:26
↑ 67↓ 78
20K· 12.43 mi
6:37/mi
1:22:00
↑ 106↓ 860.1%
Half· 13.11 mi
6:36/mi
1:26:30
↑ 19↓ 370.5%
25K· 15.53 mi
6:43/mi
1:42:48
↑ 66↓ 880.2%
30K· 18.64 mi
6:55/mi
2:04:17
↑ 181↓ 1480.2%
20M
7:10/mi
2:14:01
↑ 64↓ 500.2%
21M
7:45/mi
2:21:46
↑ 106↓ 241.6%
35K· 21.75 mi
8:53/mi
2:28:25
↑ 17↓ 861.7%
23M
7:34/mi
2:37:53
↑ 23↓ 630.6%
24M
8:49/mi
2:46:42
↓ 821.3%
40K· 24.85 mi
7:55/mi
2:53:28
↓ 200.3%
25.2M
10:50/mi
2:57:12
↑ 13↓ 160.2%
Finish· 26.22 mi
7:30/mi
3:04:51
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:30
Pace6:36 /mi
2nd Half
Distance13.11 mi
Time1:38:21
Pace7:30 /mi
📊Positive Split: 13.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:2220:326:3720:32
6:37
-
10K
6.21 mi10:45:4640:566:3520:24
6:34
-0:03
15K
9.32 mi11:06:161:01:266:3520:30
6:36
+0:02
20K
12.43 mi11:26:501:22:006:3620:34
6:37
+0:01
Half
13.11 mi11:31:201:26:306:364:30
6:36
-0:01
25K
15.53 mi11:47:381:42:486:3716:18
6:43
+0:07
30K
18.64 mi12:09:072:04:176:4021:29
6:55
+0:12
20M
20.00 mi12:18:512:14:016:429:44
7:10
+0:15
21M
21.00 mi12:26:362:21:466:457:45
7:45
+0:35
35K
21.75 mi12:33:152:28:256:496:39
8:53
+1:08
23M
23.00 mi12:42:432:37:536:529:28
7:34
-1:19
24M
24.00 mi12:51:322:46:426:578:49
8:49
+1:15
40K
24.85 mi12:58:182:53:286:596:46
7:55
-0:54
25.2M
25.20 mi13:02:022:57:127:023:44
10:50
+2:55
Finish
26.22 mi13:09:413:04:517:037:39
7:30
-3:20

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

7:03 /mi

Slowest Pace

10:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

20:24

11% of race

Time at Steady Pace

2:10:44

71% of race

Time at Slower Pace

33:43

18% of race

Average Pace: 7:03 /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 mi10:25:2220:326:3720:32
6:37
#4668
10K
6.21 mi10:45:4640:566:3520:24
6:34
#4399
15K
9.32 mi11:06:161:01:266:3520:30
6:36
#4334
20K
12.43 mi11:26:501:22:006:3620:34
6:37
#4151
Half
13.11 mi11:31:201:26:306:364:30
6:36
#4150
25K
15.53 mi11:47:381:42:486:3716:18
6:43
#4133
30K
18.64 mi12:09:072:04:176:4021:29
6:55
#4056
20M
20.00 mi12:18:512:14:016:429:44
7:10
#4113
21M
21.00 mi12:26:362:21:466:457:45
7:45
#4205
35K
21.75 mi12:33:152:28:256:496:39
8:53
#4747
23M
23.00 mi12:42:432:37:536:529:28
7:34
#4912
24M
24.00 mi12:51:322:46:426:578:49
8:49
#5380
40K
24.85 mi12:58:182:53:286:596:46
7:55
#5454
25.2M
25.20 mi13:02:022:57:127:023:44
10:50
#5633
Finish
26.22 mi13:09:413:04:517:037:39
7:30
#5717
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4668437743774213(Top 15%)3962(Top 25%)3962(Top 176%)
10K6.21 mi3.10 mi4399+2694138+2394138+2394187(Top 15%)3937(Top 24%)3937(Top 175%)
15K9.32 mi3.11 mi4334+654076+624076+624213(Top 15%)3962(Top 25%)3962(Top 176%)
20K12.43 mi3.11 mi4151+1833905+1713905+1713827(Top 13%)3609(Top 22%)3609(Top 161%)
Half13.11 mi0.68 mi4150+1390539054359(Top 15%)4081(Top 25%)4081(Top 182%)
25K15.53 mi2.42 mi4133+173883+223883+224298(Top 15%)3986(Top 25%)3986(Top 177%)
30K18.64 mi3.11 mi4056+773805+783805+784173(Top 15%)3836(Top 24%)3836(Top 171%)
20M20.00 mi1.36 mi4113-573851-463851-464990(Top 18%)4475(Top 28%)4475(Top 199%)
21M21.00 mi1.00 mi4205-923923-723923-725886(Top 21%)4986(Top 31%)4986(Top 222%)
35K21.75 mi0.75 mi4747-5424380-4574380-45717657(Top 62%)10883(Top 68%)10883(Top 484%)
23M23.00 mi1.25 mi4912-1654510-1304510-1306958(Top 24%)5553(Top 34%)5553(Top 247%)
24M24.00 mi1.00 mi5380-4684891-3814891-38116367(Top 58%)10182(Top 63%)10182(Top 453%)
40K24.85 mi0.85 mi5454-744933-424933-429508(Top 33%)6782(Top 42%)6782(Top 302%)
25.2M25.20 mi0.35 mi5633-1795058-1255058-12520048(Top 71%)11790(Top 73%)11790(Top 525%)
Finish26.22 mi1.02 mi5717-845106-485106-489181(Top 32%)6526(Top 41%)6526(Top 290%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21story building
+97ft-345ft

Overall

4213

Males

3962

M40-44

3962

5K→10K

3.1 - 6.2 mi

Top 15%
×5story building
+79ft-138ft

Overall

4187

Males

3937

M40-44

3937

10K→15K

6.2 - 9.3 mi

Top 15%
×3story building
+67ft-78ft

Overall

4213

Males

3962

M40-44

3962

15K→20K

9.3 - 12.4 mi

Top 13%
×5story building
+106ft-86ft

Overall

3827

Males

3609

M40-44

3609

20K→Half

12.4 - 13.1 mi

Top 15%
×2story building
+19ft-37ft

Overall

4359

Males

4081

M40-44

4081

Half→25K

13.1 - 15.5 mi

Top 15%
×4story building
+66ft-88ft

Overall

4298

Males

3986

M40-44

3986

25K→30K

15.5 - 18.6 mi

Top 15%
×9story building
+181ft-148ft

Overall

4173

Males

3836

M40-44

3836

30K→20M

18.6 - 20.0 mi

Top 18%
×5story building
+64ft-50ft

Overall

4990

Males

4475

M40-44

4475

20M→21M

20.0 - 21.0 mi

Top 21%
×8story building
+106ft-24ft

Overall

5886

Males

4986

M40-44

4986

21M→35K

21.0 - 21.8 mi

Top 62%
×7story building
+17ft-86ft

Overall

17657

Males

10883

M40-44

10883

35K→23M

21.8 - 23.0 mi

Top 24%
×5story building
+23ft-63ft

Overall

6958

Males

5553

M40-44

5553

23M→24M

23.0 - 24.0 mi

Top 58%
×6story building
+12ft-82ft

Overall

16367

Males

10182

M40-44

10182

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

9508

Males

6782

M40-44

6782

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

20048

Males

11790

M40-44

11790

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2story building
+22ft-21ft

Overall

9181

Males

6526

M40-44

6526

Passing Analysis

Category:
Athletes Passed
1169
Passed By
2218
Net Change
-1049
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4668
5K → 10K32657+269#4668#4399
10K → 15K13772+65#4399#4334
15K → 20K20825+183#4334#4151
20K → Half1817+1#4151#4150
Half → 25K10386+17#4150#4133
25K → 30K16891+77#4133#4056
30K → 20M49106-57#4056#4113
20M → 21M38130-92#4113#4205
21M → 35K5547-542#4205#4747
35K → 23M46211-165#4747#4912
23M → 24M6474-468#4912#5380
24M → 40K29103-74#5380#5454
40K → 25.2M8187-179#5454#5633
25.2M → Finish28112-84#5633#5717
TOTALS11692218-1049
📊

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