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BOSTON MARATHON 2025

Kasper Moeslund

Bib: 30533 M DK

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

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
9:39/mi
29:58
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
10:05/mi
1:01:18
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
10:25/mi
1:33:39
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
10:54/mi
2:07:30
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
10:48/mi
2:14:52
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
11:28/mi
2:42:41
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
12:18/mi
3:20:55
↑ 181↓ 1480.2%
138 ft elev
20M
12:14/mi
3:37:32
↑ 64↓ 500.2%
148 ft elev
21M
12:53/mi
3:50:25
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
13:07/mi
4:00:14
↑ 17↓ 861.7%
156 ft elev
23M
12:54/mi
4:16:23
↑ 23↓ 630.6%
116 ft elev
24M
12:58/mi
4:29:21
↓ 821.3%
34 ft elev
40K· 24.85 mi
12:31/mi
4:40:03
↓ 200.3%
20 ft elev
25.2M
14:18/mi
4:44:59
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
11:52/mi
4:57:05
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:14:52
Pace10:17 /mi
2nd Half
Distance13.11 mi
Time2:42:13
Pace12:22 /mi
📊Positive Split: 20.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:2529:589:3929:58
9:39
-
10K
6.21 mi12:27:451:01:189:5231:20
10:05
+0:26
15K
9.32 mi13:00:061:33:3910:0332:21
10:25
+0:20
20K
12.43 mi13:33:572:07:3010:1633:51
10:54
+0:29
Half
13.11 mi13:41:192:14:5210:177:22
10:48
-0:06
25K
15.53 mi14:09:082:42:4110:2827:49
11:28
+0:40
30K
18.64 mi14:47:223:20:5510:4738:14
12:18
+0:50
20M
20.00 mi15:03:593:37:3210:5316:37
12:14
-0:04
21M
21.00 mi15:16:523:50:2510:5812:53
12:53
+0:39
35K
21.75 mi15:26:414:00:1411:039:49
13:07
+0:14
23M
23.00 mi15:42:504:16:2311:0916:09
12:54
-0:13
24M
24.00 mi15:55:484:29:2111:1312:58
12:58
+0:04
40K
24.85 mi16:06:304:40:0311:1610:42
12:31
-0:27
25.2M
25.20 mi16:11:264:44:5911:194:56
14:18
+1:47
Finish
26.22 mi16:23:324:57:0511:2012:06
11:52
-2:26

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

9:39 /mi

Average Pace

11:20 /mi

Slowest Pace

14:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:42:41

55% of race

Time at Steady Pace

1:17:39

26% of race

Time at Slower Pace

56:45

19% of race

Average Pace: 11:20 /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 mi11:56:2529:589:3929:58
9:39
#24673
10K
6.21 mi12:27:451:01:189:5231:20
10:05
#25107
15K
9.32 mi13:00:061:33:3910:0332:21
10:25
#25409
20K
12.43 mi13:33:572:07:3010:1633:51
10:54
#25533
Half
13.11 mi13:41:192:14:5210:177:22
10:48
#25578
25K
15.53 mi14:09:082:42:4110:2827:49
11:28
#25653
30K
18.64 mi14:47:223:20:5510:4738:14
12:18
#25733
20M
20.00 mi15:03:593:37:3210:5316:37
12:14
#25709
21M
21.00 mi15:16:523:50:2510:5812:53
12:53
#25673
35K
21.75 mi15:26:414:00:1411:039:49
13:07
#25765
23M
23.00 mi15:42:504:16:2311:0916:09
12:54
#25827
24M
24.00 mi15:55:484:29:2111:1312:58
12:58
#25893
40K
24.85 mi16:06:304:40:0311:1610:42
12:31
#25900
25.2M
25.20 mi16:11:264:44:5911:194:56
14:18
#25919
Finish
26.22 mi16:23:324:57:0511:2012:06
11:52
#25978
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi24673145651456525784(Top 91%)15051(Top 93%)15051(Top 267%)
10K6.21 mi3.10 mi25107-43414762-19714762-19725500(Top 90%)14914(Top 93%)14914(Top 264%)
15K9.32 mi3.11 mi25409-30214900-13814900-13825784(Top 91%)15051(Top 93%)15051(Top 267%)
20K12.43 mi3.11 mi25533-12414944-4414944-4425843(Top 91%)15053(Top 93%)15053(Top 267%)
Half13.11 mi0.68 mi25578-4514963-1914963-1926249(Top 92%)15213(Top 94%)15213(Top 270%)
25K15.53 mi2.42 mi25653-7514988-2514988-2525824(Top 91%)14993(Top 93%)14993(Top 266%)
30K18.64 mi3.11 mi25733-8014982+614982+625942(Top 91%)14965(Top 93%)14965(Top 265%)
20M20.00 mi1.36 mi25709+2414958+2414958+2425574(Top 90%)14720(Top 91%)14720(Top 261%)
21M21.00 mi1.00 mi25673+3614930+2814930+2824909(Top 88%)14324(Top 89%)14324(Top 254%)
35K21.75 mi0.75 mi25765-9214966-3614966-3627071(Top 95%)15373(Top 95%)15373(Top 272%)
23M23.00 mi1.25 mi25827-6214989-2314989-2326267(Top 92%)14967(Top 93%)14967(Top 265%)
24M24.00 mi1.00 mi25893-6615012-2315012-2326824(Top 94%)15213(Top 94%)15213(Top 270%)
40K24.85 mi0.85 mi25900-715009+315009+325675(Top 90%)14627(Top 91%)14627(Top 259%)
25.2M25.20 mi0.35 mi25919-1915011-215011-226575(Top 94%)15047(Top 93%)15047(Top 267%)
Finish26.22 mi1.02 mi25978-5915029-1815029-1826650(Top 94%)15129(Top 94%)15129(Top 268%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

25784

Males

15051

M18-39

15051

5K→10K

3.1 - 6.2 mi

Top 90%
×5story building
+79ft-138ft

Overall

25500

Males

14914

M18-39

14914

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

25784

Males

15051

M18-39

15051

15K→20K

9.3 - 12.4 mi

Top 91%
×5story building
+106ft-86ft

Overall

25843

Males

15053

M18-39

15053

20K→Half

12.4 - 13.1 mi

Top 92%
×2story building
+19ft-37ft

Overall

26249

Males

15213

M18-39

15213

Half→25K

13.1 - 15.5 mi

Top 91%
×4story building
+66ft-88ft

Overall

25824

Males

14993

M18-39

14993

25K→30K

15.5 - 18.6 mi

Top 91%
×9story building
+181ft-148ft

Overall

25942

Males

14965

M18-39

14965

30K→20M

18.6 - 20.0 mi

Top 90%
×5story building
+64ft-50ft

Overall

25574

Males

14720

M18-39

14720

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

24909

Males

14324

M18-39

14324

21M→35K

21.0 - 21.8 mi

Top 95%
×7story building
+17ft-86ft

Overall

27071

Males

15373

M18-39

15373

35K→23M

21.8 - 23.0 mi

Top 92%
×5story building
+23ft-63ft

Overall

26267

Males

14967

M18-39

14967

23M→24M

23.0 - 24.0 mi

Top 94%
×6story building
+12ft-82ft

Overall

26824

Males

15213

M18-39

15213

24M→40K

24.0 - 24.9 mi

Top 90%
×1story
+6ft-20ft

Overall

25675

Males

14627

M18-39

14627

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

26575

Males

15047

M18-39

15047

25.2M→Finish

25.2 - 26.2 mi

Top 94%
×2story building
+22ft-21ft

Overall

26650

Males

15129

M18-39

15129

Passing Analysis

Category:
Athletes Passed
587
Passed By
1892
Net Change
-1305
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24673
5K → 10K64498-434#24673#25107
10K → 15K55357-302#25107#25409
15K → 20K86210-124#25409#25533
20K → Half853-45#25533#25578
Half → 25K76151-75#25578#25653
25K → 30K87167-80#25653#25733
30K → 20M6238+24#25733#25709
20M → 21M6428+36#25709#25673
21M → 35K10102-92#25673#25765
35K → 23M2284-62#25765#25827
23M → 24M1379-66#25827#25893
24M → 40K2734-7#25893#25900
40K → 25.2M726-19#25900#25919
25.2M → Finish665-59#25919#25978
TOTALS5871892-1305
📊

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