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BOSTON MARATHON 2025

Dan Hudson

Bib: 30073•M

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 41%
Gender (Male)
#0 / 16105
Division (M18-39)
#0 / 5642
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:37
Rank: #7495
Start → 5K
6:57/mi
21:37 split
10K· 6.21 mi
42:51
Rank: #7130 (+365)
5K → 10K
6:50/mi
21:14 split
15K· 9.32 mi
1:04:47
Rank: #7440 (-310)
10K → 15K
7:04/mi
21:56 split
20K· 12.43 mi
1:27:35
Rank: #7814 (-374)
15K → 20K
7:20/mi
22:48 split
Half· 13.11 mi
1:32:39
Rank: #7937 (-123)
20K → Half
7:26/mi
5:04 split
25K· 15.53 mi
1:51:20
Rank: #8404 (-467)
Half → 25K
7:42/mi
18:41 split
30K· 18.64 mi
2:16:40
Rank: #9117 (-713)
25K → 30K
8:09/mi
25:20 split
20M
2:28:16
Rank: #9499 (-382)
30K → 20M
8:32/mi
11:36 split
21M
2:37:15
Rank: #9715 (-216)
20M → 21M
8:59/mi
8:59 split
35K· 21.75 mi
2:43:13
Rank: #9779 (-64)
21M → 35K
7:59/mi
5:58 split
23M
2:54:13
Rank: #10140 (-361)
35K → 23M
8:47/mi
11:00 split
24M
3:03:19
Rank: #10539 (-399)
23M → 24M
9:06/mi
9:06 split
40K· 24.85 mi
3:11:25
Rank: #10876 (-337)
24M → 40K
9:28/mi
8:06 split
25.2M
3:14:59
Rank: #11013 (-137)
40K → 25.2M
10:21/mi
3:34 split
Finish· 26.22 mi
3:24:35
Rank: #11533 (-520)
25.2M → Finish
9:25/mi
9:36 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:39
Pace7:04 /mi
2nd Half
Distance13.11 mi
Time1:51:56
Pace8:32 /mi
📊Positive Split: 20.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:41:2621:376:5721:37
6:57
-
10K
6.21 mi12:02:4042:516:5421:14
6:50
-0:07
15K
9.32 mi12:24:361:04:476:5721:56
7:04
+0:14
20K
12.43 mi12:47:241:27:357:0322:48
7:20
+0:16
Half
13.11 mi12:52:281:32:397:045:04
7:26
+0:06
25K
15.53 mi13:11:091:51:207:1018:41
7:42
+0:16
30K
18.64 mi13:36:292:16:407:2025:20
8:09
+0:27
20M
20.00 mi13:48:052:28:167:2511:36
8:32
+0:23
21M
21.00 mi13:57:042:37:157:298:59
8:59
+0:27
35K
21.75 mi14:03:022:43:137:305:58
7:59
-1:00
23M
23.00 mi14:14:022:54:137:3411:00
8:47
+0:48
24M
24.00 mi14:23:083:03:197:389:06
9:06
+0:19
40K
24.85 mi14:31:143:11:257:428:06
9:28
+0:22
25.2M
25.20 mi14:34:483:14:597:443:34
10:21
+0:53
Finish
26.22 mi14:44:243:24:357:499:36
9:25
-0:56

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

6:50 /mi

Average Pace

7:49 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:32:39

45% of race

Time at Steady Pace

1:01:35

30% of race

Time at Slower Pace

50:21

25% of race

Average Pace: 7:48 /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 mi11:41:2621:376:5721:37
6:57
#7495
10K
6.21 mi12:02:4042:516:5421:14
6:50
#7130
15K
9.32 mi12:24:361:04:476:5721:56
7:04
#7440
20K
12.43 mi12:47:241:27:357:0322:48
7:20
#7814
Half
13.11 mi12:52:281:32:397:045:04
7:26
#7937
25K
15.53 mi13:11:091:51:207:1018:41
7:42
#8404
30K
18.64 mi13:36:292:16:407:2025:20
8:09
#9117
20M
20.00 mi13:48:052:28:167:2511:36
8:32
#9499
21M
21.00 mi13:57:042:37:157:298:59
8:59
#9715
35K
21.75 mi14:03:022:43:137:305:58
7:59
#9779
23M
23.00 mi14:14:022:54:137:3411:00
8:47
#10140
24M
24.00 mi14:23:083:03:197:389:06
9:06
#10539
40K
24.85 mi14:31:143:11:257:428:06
9:28
#10876
25.2M
25.20 mi14:34:483:14:597:443:34
10:21
#11013
Finish
26.22 mi14:44:243:24:357:499:36
9:25
#11533
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi7495667066708043(Top 28%)6973(Top 43%)6973(Top 124%)
10K6.21 mi3.10 mi7130+3656392+2786392+2786746(Top 24%)6084(Top 38%)6084(Top 108%)
15K9.32 mi3.11 mi7440-3106608-2166608-2168043(Top 28%)6973(Top 43%)6973(Top 124%)
20K12.43 mi3.11 mi7814-3746835-2276835-2279352(Top 33%)7660(Top 48%)7660(Top 136%)
Half13.11 mi0.68 mi7937-1236913-786913-7811074(Top 39%)8590(Top 53%)8590(Top 152%)
25K15.53 mi2.42 mi8404-4677179-2667179-26611571(Top 41%)8650(Top 54%)8650(Top 153%)
30K18.64 mi3.11 mi9117-7137533-3547533-35412464(Top 44%)8886(Top 55%)8886(Top 157%)
20M20.00 mi1.36 mi9499-3827703-1707703-17013982(Top 49%)9433(Top 59%)9433(Top 167%)
21M21.00 mi1.00 mi9715-2167802-997802-9913370(Top 47%)9029(Top 56%)9029(Top 160%)
35K21.75 mi0.75 mi9779-647809-77809-712080(Top 43%)8360(Top 52%)8360(Top 148%)
23M23.00 mi1.25 mi10140-3617937-1287937-12815008(Top 53%)9623(Top 60%)9623(Top 171%)
24M24.00 mi1.00 mi10539-3998104-1678104-16717839(Top 63%)10842(Top 67%)10842(Top 192%)
40K24.85 mi0.85 mi10876-3378223-1198223-11918577(Top 65%)11104(Top 69%)11104(Top 197%)
25.2M25.20 mi0.35 mi11013-1378267-448267-4418374(Top 65%)10982(Top 68%)10982(Top 195%)
Finish26.22 mi1.02 mi11533-5208481-2148481-21420866(Top 73%)12215(Top 76%)12215(Top 217%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21story building
+97ft-345ft

Overall

8043

Males

6973

M18-39

6973

5K→10K

3.1 - 6.2 mi

Top 24%
×5story building
+79ft-138ft

Overall

6746

Males

6084

M18-39

6084

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+67ft-78ft

Overall

8043

Males

6973

M18-39

6973

15K→20K

9.3 - 12.4 mi

Top 33%
×5story building
+106ft-86ft

Overall

9352

Males

7660

M18-39

7660

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

11074

Males

8590

M18-39

8590

Half→25K

13.1 - 15.5 mi

Top 41%
×4story building
+66ft-88ft

Overall

11571

Males

8650

M18-39

8650

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

12464

Males

8886

M18-39

8886

30K→20M

18.6 - 20.0 mi

Top 49%
×5story building
+64ft-50ft

Overall

13982

Males

9433

M18-39

9433

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

13370

Males

9029

M18-39

9029

21M→35K

21.0 - 21.8 mi

Top 43%
×7story building
+17ft-86ft

Overall

12080

Males

8360

M18-39

8360

35K→23M

21.8 - 23.0 mi

Top 53%
×5story building
+23ft-63ft

Overall

15008

Males

9623

M18-39

9623

23M→24M

23.0 - 24.0 mi

Top 63%
×6story building
+12ft-82ft

Overall

17839

Males

10842

M18-39

10842

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

18577

Males

11104

M18-39

11104

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

18374

Males

10982

M18-39

10982

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2story building
+22ft-21ft

Overall

20866

Males

12215

M18-39

12215

Passing Analysis

Category:
Athletes Passed
885
Passed By
4921
Net Change
-4038
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7495
5K → 10K43570+365#7495#7130
10K → 15K62372-310#7130#7440
15K → 20K50424-374#7440#7814
20K → Half6129-123#7814#7937
Half → 25K39506-467#7937#8404
25K → 30K73786-713#8404#9117
30K → 20M35417-382#9117#9499
20M → 21M37253-216#9499#9715
21M → 35K52116-64#9715#9779
35K → 23M36395-361#9779#10140
23M → 24M21420-399#10140#10539
24M → 40K17354-337#10539#10876
40K → 25.2M12149-137#10876#11013
25.2M → Finish10530-520#11013#11533
TOTALS8854921-4038
📊

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