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BOSTON MARATHON 2025

Robert Mcnulty-Daub

Bib: 30842•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

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
9:52/mi
30:40
↑ 97↓ 3451.5%
10K· 6.21 mi
9:23/mi
59:48
↑ 79↓ 1380.4%
15K· 9.32 mi
9:18/mi
1:28:41
↑ 67↓ 78
20K· 12.43 mi
9:37/mi
1:58:34
↑ 106↓ 860.1%
Half· 13.11 mi
9:16/mi
2:04:53
↑ 19↓ 370.5%
25K· 15.53 mi
9:43/mi
2:28:26
↑ 66↓ 880.2%
30K· 18.64 mi
10:46/mi
3:01:52
↑ 181↓ 1480.2%
20M
11:14/mi
3:17:08
↑ 64↓ 500.2%
21M
11:23/mi
3:28:31
↑ 106↓ 241.6%
35K· 21.75 mi
10:40/mi
3:36:30
↑ 17↓ 861.7%
23M
10:45/mi
3:49:58
↑ 23↓ 630.6%
24M
10:31/mi
4:00:29
↓ 821.3%
40K· 24.85 mi
10:29/mi
4:09:27
↓ 200.3%
25.2M
11:16/mi
4:13:20
↑ 13↓ 160.2%
Finish· 26.22 mi
9:12/mi
4:22:43
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:53
Pace9:32 /mi
2nd Half
Distance13.11 mi
Time2:17:50
Pace10:31 /mi
📊Positive Split: 10.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:5530:409:5230:40
9:52
-
10K
6.21 mi12:20:0359:489:3729:08
9:23
-0:29
15K
9.32 mi12:48:561:28:419:3128:53
9:18
-0:05
20K
12.43 mi13:18:491:58:349:3229:53
9:37
+0:19
Half
13.11 mi13:25:082:04:539:326:19
9:16
-0:21
25K
15.53 mi13:48:412:28:269:3323:33
9:43
+0:27
30K
18.64 mi14:22:073:01:529:4533:26
10:46
+1:03
20M
20.00 mi14:37:233:17:089:5115:16
11:14
+0:28
21M
21.00 mi14:48:463:28:319:5611:23
11:23
+0:09
35K
21.75 mi14:56:453:36:309:577:59
10:40
-0:43
23M
23.00 mi15:10:133:49:5810:0013:28
10:45
+0:05
24M
24.00 mi15:20:444:00:2910:0110:31
10:31
-0:14
40K
24.85 mi15:29:424:09:2710:028:58
10:29
-0:02
25.2M
25.20 mi15:33:354:13:2010:033:53
11:16
+0:47
Finish
26.22 mi15:42:584:22:4310:029:23
9:12
-2:04

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

9:12 /mi

Average Pace

10:02 /mi

Slowest Pace

11:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:37:49

60% of race

Time at Steady Pace

1:14:22

28% of race

Time at Slower Pace

30:32

12% of race

Average Pace: 10:01 /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 mi11:50:5530:409:5230:40
9:52
#25263
10K
6.21 mi12:20:0359:489:3729:08
9:23
#24519
15K
9.32 mi12:48:561:28:419:3128:53
9:18
#24079
20K
12.43 mi13:18:491:58:349:3229:53
9:37
#23846
Half
13.11 mi13:25:082:04:539:326:19
9:16
#23802
25K
15.53 mi13:48:412:28:269:3323:33
9:43
#23573
30K
18.64 mi14:22:073:01:529:4533:26
10:46
#23547
20M
20.00 mi14:37:233:17:089:5115:16
11:14
#23600
21M
21.00 mi14:48:463:28:319:5611:23
11:23
#23522
35K
21.75 mi14:56:453:36:309:577:59
10:40
#23519
23M
23.00 mi15:10:133:49:5810:0013:28
10:45
#23469
24M
24.00 mi15:20:444:00:2910:0110:31
10:31
#23432
40K
24.85 mi15:29:424:09:2710:028:58
10:29
#23353
25.2M
25.20 mi15:33:354:13:2010:033:53
11:16
#23323
Finish
26.22 mi15:42:584:22:4310:029:23
9:12
#23237
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi25263148461484623203(Top 82%)13932(Top 87%)13932(Top 247%)
10K6.21 mi3.10 mi24519+74414493+35314493+35323766(Top 84%)14155(Top 88%)14155(Top 251%)
15K9.32 mi3.11 mi24079+44014296+19714296+19723203(Top 82%)13932(Top 87%)13932(Top 247%)
20K12.43 mi3.11 mi23846+23314174+12214174+12223263(Top 82%)13919(Top 86%)13919(Top 247%)
Half13.11 mi0.68 mi23802+4414159+1514159+1522804(Top 80%)13708(Top 85%)13708(Top 243%)
25K15.53 mi2.42 mi23573+22914045+11414045+11422535(Top 79%)13526(Top 84%)13526(Top 240%)
30K18.64 mi3.11 mi23547+2614004+4114004+4123516(Top 83%)13841(Top 86%)13841(Top 245%)
20M20.00 mi1.36 mi23600-5314000+414000+424067(Top 85%)14018(Top 87%)14018(Top 248%)
21M21.00 mi1.00 mi23522+7813950+5013950+5022347(Top 79%)13129(Top 82%)13129(Top 233%)
35K21.75 mi0.75 mi23519+313937+1313937+1323512(Top 83%)13640(Top 85%)13640(Top 242%)
23M23.00 mi1.25 mi23469+5013895+4213895+4222650(Top 80%)13173(Top 82%)13173(Top 233%)
24M24.00 mi1.00 mi23432+3713870+2513870+2522860(Top 80%)13230(Top 82%)13230(Top 234%)
40K24.85 mi0.85 mi23353+7913807+6313807+6321885(Top 77%)12692(Top 79%)12692(Top 225%)
25.2M25.20 mi0.35 mi23323+3013786+2113786+2121409(Top 75%)12498(Top 78%)12498(Top 222%)
Finish26.22 mi1.02 mi23237+8613732+5413732+5419978(Top 70%)11799(Top 73%)11799(Top 209%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21story building
+97ft-345ft

Overall

23203

Males

13932

M18-39

13932

5K→10K

3.1 - 6.2 mi

Top 84%
×5story building
+79ft-138ft

Overall

23766

Males

14155

M18-39

14155

10K→15K

6.2 - 9.3 mi

Top 82%
×3story building
+67ft-78ft

Overall

23203

Males

13932

M18-39

13932

15K→20K

9.3 - 12.4 mi

Top 82%
×5story building
+106ft-86ft

Overall

23263

Males

13919

M18-39

13919

20K→Half

12.4 - 13.1 mi

Top 80%
×2story building
+19ft-37ft

Overall

22804

Males

13708

M18-39

13708

Half→25K

13.1 - 15.5 mi

Top 79%
×4story building
+66ft-88ft

Overall

22535

Males

13526

M18-39

13526

25K→30K

15.5 - 18.6 mi

Top 83%
×9story building
+181ft-148ft

Overall

23516

Males

13841

M18-39

13841

30K→20M

18.6 - 20.0 mi

Top 85%
×5story building
+64ft-50ft

Overall

24067

Males

14018

M18-39

14018

20M→21M

20.0 - 21.0 mi

Top 79%
×8story building
+106ft-24ft

Overall

22347

Males

13129

M18-39

13129

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

23512

Males

13640

M18-39

13640

35K→23M

21.8 - 23.0 mi

Top 80%
×5story building
+23ft-63ft

Overall

22650

Males

13173

M18-39

13173

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

22860

Males

13230

M18-39

13230

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

21885

Males

12692

M18-39

12692

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21409

Males

12498

M18-39

12498

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2story building
+22ft-21ft

Overall

19978

Males

11799

M18-39

11799

Passing Analysis

Category:
Athletes Passed
2543
Passed By
517
Net Change
+2026
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25263
5K → 10K75915+744#25263#24519
10K → 15K45515+440#24519#24079
15K → 20K26936+233#24079#23846
20K → Half462+44#23846#23802
Half → 25K25324+229#23802#23573
25K → 30K163137+26#23573#23547
30K → 20M61114-53#23547#23600
20M → 21M11234+78#23600#23522
21M → 35K4643+3#23522#23519
35K → 23M9747+50#23519#23469
23M → 24M5215+37#23469#23432
24M → 40K9213+79#23432#23353
40K → 25.2M4111+30#23353#23323
25.2M → Finish9711+86#23323#23237
TOTALS2543517+2026
📊

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