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BOSTON MARATHON 2025

Daniel Nevins

Bib: 11805•M

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 50%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
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
7:18/mi
22:40
↑ 97↓ 3451.5%
10K· 6.21 mi
7:11/mi
45:00
↑ 79↓ 1380.4%
15K· 9.32 mi
7:12/mi
1:07:23
↑ 67↓ 78
20K· 12.43 mi
7:17/mi
1:30:01
↑ 106↓ 860.1%
Half· 13.11 mi
7:11/mi
1:34:55
↑ 19↓ 370.5%
25K· 15.53 mi
7:25/mi
1:52:53
↑ 66↓ 880.2%
30K· 18.64 mi
8:11/mi
2:18:18
↑ 181↓ 1480.2%
20M
9:04/mi
2:30:37
↑ 64↓ 500.2%
21M
10:17/mi
2:40:54
↑ 106↓ 241.6%
35K· 21.75 mi
8:48/mi
2:47:29
↑ 17↓ 861.7%
23M
9:23/mi
2:59:14
↑ 23↓ 630.6%
24M
9:33/mi
3:08:47
↓ 821.3%
40K· 24.85 mi
11:24/mi
3:18:32
↓ 200.3%
25.2M
12:19/mi
3:22:47
↑ 13↓ 160.2%
Finish· 26.22 mi
10:17/mi
3:33:16
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:55
Pace7:14 /mi
2nd Half
Distance13.11 mi
Time1:58:21
Pace9:02 /mi
📊Positive Split: 24.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:2222:407:1822:40
7:18
-
10K
6.21 mi11:12:4245:007:1522:20
7:11
-0:07
15K
9.32 mi11:35:051:07:237:1422:23
7:12
+0:01
20K
12.43 mi11:57:431:30:017:1522:38
7:17
+0:05
Half
13.11 mi12:02:371:34:557:144:54
7:11
-0:06
25K
15.53 mi12:20:351:52:537:1617:58
7:25
+0:14
30K
18.64 mi12:46:002:18:187:2525:25
8:11
+0:46
20M
20.00 mi12:58:192:30:377:3212:19
9:04
+0:53
21M
21.00 mi13:08:362:40:547:4010:17
10:17
+1:13
35K
21.75 mi13:15:112:47:297:426:35
8:48
-1:29
23M
23.00 mi13:26:562:59:147:4811:45
9:23
+0:35
24M
24.00 mi13:36:293:08:477:529:33
9:33
+0:10
40K
24.85 mi13:46:143:18:327:599:45
11:24
+1:51
25.2M
25.20 mi13:50:293:22:478:034:15
12:19
+0:55
Finish
26.22 mi14:00:583:33:168:0810:29
10:17
-2:02

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

7:11 /mi

Average Pace

8:08 /mi

Slowest Pace

12:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:53

53% of race

Time at Steady Pace

1:05:37

31% of race

Time at Slower Pace

34:46

16% of race

Average Pace: 8:08 /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 mi10:50:2222:407:1822:40
7:18
#10326
10K
6.21 mi11:12:4245:007:1522:20
7:11
#9821
15K
9.32 mi11:35:051:07:237:1422:23
7:12
#9575
20K
12.43 mi11:57:431:30:017:1522:38
7:17
#9365
Half
13.11 mi12:02:371:34:557:144:54
7:11
#9346
25K
15.53 mi12:20:351:52:537:1617:58
7:25
#9284
30K
18.64 mi12:46:002:18:187:2525:25
8:11
#9865
20M
20.00 mi12:58:192:30:377:3212:19
9:04
#10521
21M
21.00 mi13:08:362:40:547:4010:17
10:17
#11165
35K
21.75 mi13:15:112:47:297:426:35
8:48
#11410
23M
23.00 mi13:26:562:59:147:4811:45
9:23
#11908
24M
24.00 mi13:36:293:08:477:529:33
9:33
#12367
40K
24.85 mi13:46:143:18:327:599:45
11:24
#13171
25.2M
25.20 mi13:50:293:22:478:034:15
12:19
#13470
Finish
26.22 mi14:00:583:33:168:0810:29
10:17
#14111
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi10326835083509171(Top 32%)7651(Top 48%)7651(Top 321%)
10K6.21 mi3.10 mi9821+5058081+2698081+2699389(Top 33%)7819(Top 49%)7819(Top 328%)
15K9.32 mi3.11 mi9575+2467915+1667915+1669171(Top 32%)7651(Top 48%)7651(Top 321%)
20K12.43 mi3.11 mi9365+2107762+1537762+1538932(Top 31%)7414(Top 46%)7414(Top 311%)
Half13.11 mi0.68 mi9346+197748+147748+148946(Top 31%)7468(Top 46%)7468(Top 313%)
25K15.53 mi2.42 mi9284+627683+657683+659244(Top 33%)7477(Top 46%)7477(Top 313%)
30K18.64 mi3.11 mi9865-5817941-2587941-25812682(Top 45%)8996(Top 56%)8996(Top 377%)
20M20.00 mi1.36 mi10521-6568229-2888229-28817110(Top 60%)10863(Top 67%)10863(Top 455%)
21M21.00 mi1.00 mi11165-6448498-2698498-26919280(Top 68%)11741(Top 73%)11741(Top 492%)
35K21.75 mi0.75 mi11410-2458588-908588-9017209(Top 61%)10687(Top 66%)10687(Top 448%)
23M23.00 mi1.25 mi11908-4988789-2018789-20118140(Top 64%)11035(Top 69%)11035(Top 462%)
24M24.00 mi1.00 mi12367-4598978-1898978-18919775(Top 70%)11750(Top 73%)11750(Top 492%)
40K24.85 mi0.85 mi13171-8049314-3369314-33623957(Top 84%)13746(Top 85%)13746(Top 576%)
25.2M25.20 mi0.35 mi13470-2999437-1239437-12323822(Top 84%)13667(Top 85%)13667(Top 573%)
Finish26.22 mi1.02 mi14111-6419697-2609697-26023745(Top 84%)13635(Top 85%)13635(Top 571%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21story building
+97ft-345ft

Overall

9171

Males

7651

M45-49

7651

5K→10K

3.1 - 6.2 mi

Top 33%
×5story building
+79ft-138ft

Overall

9389

Males

7819

M45-49

7819

10K→15K

6.2 - 9.3 mi

Top 32%
×3story building
+67ft-78ft

Overall

9171

Males

7651

M45-49

7651

15K→20K

9.3 - 12.4 mi

Top 31%
×5story building
+106ft-86ft

Overall

8932

Males

7414

M45-49

7414

20K→Half

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

8946

Males

7468

M45-49

7468

Half→25K

13.1 - 15.5 mi

Top 33%
×4story building
+66ft-88ft

Overall

9244

Males

7477

M45-49

7477

25K→30K

15.5 - 18.6 mi

Top 45%
×9story building
+181ft-148ft

Overall

12682

Males

8996

M45-49

8996

30K→20M

18.6 - 20.0 mi

Top 60%
×5story building
+64ft-50ft

Overall

17110

Males

10863

M45-49

10863

20M→21M

20.0 - 21.0 mi

Top 68%
×8story building
+106ft-24ft

Overall

19280

Males

11741

M45-49

11741

21M→35K

21.0 - 21.8 mi

Top 61%
×7story building
+17ft-86ft

Overall

17209

Males

10687

M45-49

10687

35K→23M

21.8 - 23.0 mi

Top 64%
×5story building
+23ft-63ft

Overall

18140

Males

11035

M45-49

11035

23M→24M

23.0 - 24.0 mi

Top 70%
×6story building
+12ft-82ft

Overall

19775

Males

11750

M45-49

11750

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

23957

Males

13746

M45-49

13746

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

23822

Males

13667

M45-49

13667

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2story building
+22ft-21ft

Overall

23745

Males

13635

M45-49

13635

Passing Analysis

Category:
Athletes Passed
1601*
Passed By
5384
Net Change
-3785
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10326
5K → 10K579*74+505#10326#9821
10K → 15K31266+246#9821#9575
15K → 20K28272+210#9575#9365
20K → Half3516+19#9365#9346
Half → 25K180118+62#9346#9284
25K → 30K93674-581#9284#9865
30K → 20M25679-656#9865#10521
20M → 21M12656-644#10521#11165
21M → 35K15260-245#11165#11410
35K → 23M34532-498#11410#11908
23M → 24M15474-459#11908#12367
24M → 40K9813-804#12367#13171
40K → 25.2M3302-299#13171#13470
25.2M → Finish7648-641#13470#14111
TOTALS1601*5384-3785

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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