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BOSTON MARATHON 2025

Daniel Larscheid

Bib: 2122•M

IA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 3%
Gender (Male)
#0 / 16105
Top 6%
Division (M18-39)
#0 / 5642
Top 14%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:23
Rank: #834
Start → 5K
18:23 | 5:55/mi
10K· 6.21 mi
36:46
Rank: #857 (-23)
5K → 10K
18:23 | 5:55/mi
15K· 9.32 mi
55:07
Rank: #826 (+31)
10K → 15K
18:21 | 5:54/mi
20K· 12.43 mi
1:13:42
Rank: #809 (+17)
15K → 20K
18:35 | 5:59/mi
Half· 13.11 mi
1:17:48
Rank: #822 (-13)
20K → Half
4:06 | 6:01/mi
25K· 15.53 mi
1:32:25
Rank: #820 (+2)
Half → 25K
14:37 | 6:02/mi
30K· 18.64 mi
1:51:50
Rank: #825 (-5)
25K → 30K
19:25 | 6:15/mi
20M
2:00:32
Rank: #830 (-5)
30K → 20M
8:42 | 6:24/mi
21M
2:07:23
Rank: #849 (-19)
20M → 21M
6:51 | 6:51/mi
35K· 21.75 mi
2:12:08
Rank: #850 (-1)
21M → 35K
4:45 | 6:21/mi
23M
2:20:28
Rank: #897 (-47)
35K → 23M
8:20 | 6:39/mi
24M
2:27:03
Rank: #936 (-39)
23M → 24M
6:35 | 6:35/mi
40K· 24.85 mi
2:32:50
Rank: #965 (-29)
24M → 40K
5:47 | 6:46/mi
25.2M
2:35:22
Rank: #972 (-7)
40K → 25.2M
2:32 | 7:21/mi
Finish· 26.22 mi
2:41:52
Rank: #993 (-21)
25.2M → Finish
6:30 | 6:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:17:48
Pace5:56 /mi
2nd Half
Distance13.11 mi
Time1:24:04
Pace6:25 /mi
📊Positive Split: 8.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:5118:235:5518:23
5:55
-
10K
6.21 mi10:37:1436:465:5518:23
5:55
0:00
15K
9.32 mi10:55:3555:075:5518:21
5:54
-0:01
20K
12.43 mi11:14:101:13:425:5618:35
5:59
+0:05
Half
13.11 mi11:18:161:17:485:564:06
6:01
+0:02
25K
15.53 mi11:32:531:32:255:5714:37
6:02
+0:01
30K
18.64 mi11:52:181:51:506:0019:25
6:15
+0:13
20M
20.00 mi12:01:002:00:326:028:42
6:24
+0:09
21M
21.00 mi12:07:512:07:236:046:51
6:51
+0:27
35K
21.75 mi12:12:362:12:086:054:45
6:21
-0:30
23M
23.00 mi12:20:562:20:286:068:20
6:39
+0:18
24M
24.00 mi12:27:312:27:036:086:35
6:35
-0:04
40K
24.85 mi12:33:182:32:506:095:47
6:46
+0:11
25.2M
25.20 mi12:35:502:35:226:102:32
7:21
+0:35
Finish
26.22 mi12:42:202:41:526:116:30
6:23
-0:58

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

5:54 /mi

Average Pace

6:11 /mi

Slowest Pace

7:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:32:25

57% of race

Time at Steady Pace

39:22

24% of race

Time at Slower Pace

30:05

19% of race

Average Pace: 6:10 /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 mi10:18:5118:235:5518:23
5:55
#834
10K
6.21 mi10:37:1436:465:5518:23
5:55
#857
15K
9.32 mi10:55:3555:075:5518:21
5:54
#826
20K
12.43 mi11:14:101:13:425:5618:35
5:59
#809
Half
13.11 mi11:18:161:17:485:564:06
6:01
#822
25K
15.53 mi11:32:531:32:255:5714:37
6:02
#820
30K
18.64 mi11:52:181:51:506:0019:25
6:15
#825
20M
20.00 mi12:01:002:00:326:028:42
6:24
#830
21M
21.00 mi12:07:512:07:236:046:51
6:51
#849
35K
21.75 mi12:12:362:12:086:054:45
6:21
#850
23M
23.00 mi12:20:562:20:286:068:20
6:39
#897
24M
24.00 mi12:27:312:27:036:086:35
6:35
#936
40K
24.85 mi12:33:182:32:506:095:47
6:46
#965
25.2M
25.20 mi12:35:502:35:226:102:32
7:21
#972
Finish
26.22 mi12:42:202:41:526:116:30
6:23
#993
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi834780780774(Top 3%)725(Top 5%)725(Top 13%)
10K6.21 mi3.10 mi857-23803-23803-23875(Top 3%)822(Top 5%)822(Top 15%)
15K9.32 mi3.11 mi826+31774+29774+29774(Top 3%)725(Top 5%)725(Top 13%)
20K12.43 mi3.11 mi809+17758+16758+16829(Top 3%)780(Top 5%)780(Top 14%)
Half13.11 mi0.68 mi822-13771-13771-131161(Top 4%)1098(Top 7%)1098(Top 19%)
25K15.53 mi2.42 mi820+2768+3768+3881(Top 3%)828(Top 5%)828(Top 15%)
30K18.64 mi3.11 mi825-5775-7775-71056(Top 4%)992(Top 6%)992(Top 18%)
20M20.00 mi1.36 mi830-5779-4779-41244(Top 4%)1175(Top 7%)1175(Top 21%)
21M21.00 mi1.00 mi849-19798-19798-191677(Top 6%)1581(Top 10%)1581(Top 28%)
35K21.75 mi0.75 mi850-1797+1797+11766(Top 6%)1655(Top 10%)1655(Top 29%)
23M23.00 mi1.25 mi897-47842-45842-452040(Top 7%)1905(Top 12%)1905(Top 34%)
24M24.00 mi1.00 mi936-39879-37879-372383(Top 8%)2199(Top 14%)2199(Top 39%)
40K24.85 mi0.85 mi965-29908-29908-292639(Top 9%)2396(Top 15%)2396(Top 42%)
25.2M25.20 mi0.35 mi972-7914-6914-62639(Top 9%)2341(Top 15%)2341(Top 41%)
Finish26.22 mi1.02 mi993-21933-19933-192182(Top 8%)1995(Top 12%)1995(Top 35%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21stories
+97ft-345ft

Overall

774

Males

725

M18-39

725

5K→10K

3.1 - 6.2 mi

Top 3%
×5stories
+79ft-138ft

Overall

875

Males

822

M18-39

822

10K→15K

6.2 - 9.3 mi

Top 3%
×3stories
+67ft-78ft

Overall

774

Males

725

M18-39

725

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

829

Males

780

M18-39

780

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

1161

Males

1098

M18-39

1098

Half→25K

13.1 - 15.5 mi

Top 3%
×4stories
+66ft-88ft

Overall

881

Males

828

M18-39

828

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1056

Males

992

M18-39

992

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

1244

Males

1175

M18-39

1175

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1677

Males

1581

M18-39

1581

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1766

Males

1655

M18-39

1655

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

2040

Males

1905

M18-39

1905

23M→24M

23.0 - 24.0 mi

Top 8%
×6stories
+12ft-82ft

Overall

2383

Males

2199

M18-39

2199

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2639

Males

2396

M18-39

2396

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2639

Males

2341

M18-39

2341

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2182

Males

1995

M18-39

1995

Passing Analysis

Category:
Athletes Passed
255
Passed By
414
Net Change
-159
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#834
5K → 10K3760-23#834#857
10K → 15K4716+31#857#826
15K → 20K3619+17#826#809
20K → Half215-13#809#822
Half → 25K2422+2#822#820
25K → 30K3843-5#820#825
30K → 20M1520-5#825#830
20M → 21M827-19#830#849
21M → 35K1718-1#849#850
35K → 23M653-47#850#897
23M → 24M443-39#897#936
24M → 40K736-29#936#965
40K → 25.2M613-7#965#972
25.2M → Finish829-21#972#993
TOTALS255414-159
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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