Boston Marathon logo
BOSTON MARATHON 2025

Dalton Caudill

Bib: 2179•M

AP

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 16%
Gender (Male)
#0 / 16105
Top 26%
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
18:33
Rank: #994
Start → 5K
18:33 | 5:58/mi
10K· 6.21 mi
37:36
Rank: #1235 (-241)
5K → 10K
19:03 | 6:08/mi
15K· 9.32 mi
57:25
Rank: #1656 (-421)
10K → 15K
19:49 | 6:23/mi
20K· 12.43 mi
1:17:53
Rank: #2094 (-438)
15K → 20K
20:28 | 6:35/mi
Half· 13.11 mi
1:22:23
Rank: #2183 (-89)
20K → Half
4:30 | 6:36/mi
25K· 15.53 mi
1:38:44
Rank: #2491 (-308)
Half → 25K
16:21 | 6:45/mi
30K· 18.64 mi
2:00:53
Rank: #2939 (-448)
25K → 30K
22:09 | 7:08/mi
20M
2:11:00
Rank: #3164 (-225)
30K → 20M
10:07 | 7:27/mi
21M
2:18:59
Rank: #3364 (-200)
20M → 21M
7:59 | 7:59/mi
35K· 21.75 mi
2:24:20
Rank: #3423 (-59)
21M → 35K
5:21 | 7:09/mi
23M
2:34:09
Rank: #3693 (-270)
35K → 23M
9:49 | 7:50/mi
24M
2:41:51
Rank: #3917 (-224)
23M → 24M
7:42 | 7:42/mi
40K· 24.85 mi
2:48:50
Rank: #4162 (-245)
24M → 40K
6:59 | 8:10/mi
25.2M
2:51:50
Rank: #4264 (-102)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
2:59:23
Rank: #4482 (-218)
25.2M → Finish
7:33 | 7:25/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:23
Pace6:17 /mi
2nd Half
Distance13.11 mi
Time1:37:00
Pace7:24 /mi
📊Positive Split: 17.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:1118:335:5818:33
5:58
-
10K
6.21 mi10:38:1437:366:0319:03
6:08
+0:10
15K
9.32 mi10:58:0357:256:1019:49
6:23
+0:15
20K
12.43 mi11:18:311:17:536:1620:28
6:35
+0:12
Half
13.11 mi11:23:011:22:236:174:30
6:36
+0:01
25K
15.53 mi11:39:221:38:446:2116:21
6:45
+0:09
30K
18.64 mi12:01:312:00:536:2922:09
7:08
+0:23
20M
20.00 mi12:11:382:11:006:3310:07
7:27
+0:19
21M
21.00 mi12:19:372:18:596:377:59
7:59
+0:32
35K
21.75 mi12:24:582:24:206:385:21
7:09
-0:50
23M
23.00 mi12:34:472:34:096:429:49
7:50
+0:41
24M
24.00 mi12:42:292:41:516:457:42
7:42
-0:08
40K
24.85 mi12:49:282:48:506:486:59
8:10
+0:28
25.2M
25.20 mi12:52:282:51:506:493:00
8:42
+0:32
Finish
26.22 mi13:00:012:59:236:517:33
7:25
-1:17

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

5:58 /mi

Average Pace

6:51 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:44

55% of race

Time at Steady Pace

45:10

25% of race

Time at Slower Pace

35:29

20% of race

Average Pace: 6:50 /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 mi10:19:1118:335:5818:33
5:58
#994
10K
6.21 mi10:38:1437:366:0319:03
6:08
#1235
15K
9.32 mi10:58:0357:256:1019:49
6:23
#1656
20K
12.43 mi11:18:311:17:536:1620:28
6:35
#2094
Half
13.11 mi11:23:011:22:236:174:30
6:36
#2183
25K
15.53 mi11:39:221:38:446:2116:21
6:45
#2491
30K
18.64 mi12:01:312:00:536:2922:09
7:08
#2939
20M
20.00 mi12:11:382:11:006:3310:07
7:27
#3164
21M
21.00 mi12:19:372:18:596:377:59
7:59
#3364
35K
21.75 mi12:24:582:24:206:385:21
7:09
#3423
23M
23.00 mi12:34:472:34:096:429:49
7:50
#3693
24M
24.00 mi12:42:292:41:516:457:42
7:42
#3917
40K
24.85 mi12:49:282:48:506:486:59
8:10
#4162
25.2M
25.20 mi12:52:282:51:506:493:00
8:42
#4264
Finish
26.22 mi13:00:012:59:236:517:33
7:25
#4482
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi9949359352816(Top 10%)2682(Top 17%)2682(Top 48%)
10K6.21 mi3.10 mi1235-2411172-2371172-2371603(Top 6%)1526(Top 9%)1526(Top 27%)
15K9.32 mi3.11 mi1656-4211576-4041576-4042816(Top 10%)2682(Top 17%)2682(Top 48%)
20K12.43 mi3.11 mi2094-4381999-4231999-4233625(Top 13%)3424(Top 21%)3424(Top 61%)
Half13.11 mi0.68 mi2183-892083-842083-844411(Top 16%)4133(Top 26%)4133(Top 73%)
25K15.53 mi2.42 mi2491-3082377-2942377-2944446(Top 16%)4118(Top 26%)4118(Top 73%)
30K18.64 mi3.11 mi2939-4482799-4222799-4225487(Top 19%)4927(Top 31%)4927(Top 87%)
20M20.00 mi1.36 mi3164-2252997-1982997-1986652(Top 23%)5612(Top 35%)5612(Top 99%)
21M21.00 mi1.00 mi3364-2003180-1833180-1837239(Top 25%)5813(Top 36%)5813(Top 103%)
35K21.75 mi0.75 mi3423-593232-523232-526269(Top 22%)5242(Top 33%)5242(Top 93%)
23M23.00 mi1.25 mi3693-2703465-2333465-2338842(Top 31%)6630(Top 41%)6630(Top 118%)
24M24.00 mi1.00 mi3917-2243645-1803645-1809086(Top 32%)6688(Top 42%)6688(Top 119%)
40K24.85 mi0.85 mi4162-2453845-2003845-20011314(Top 40%)7705(Top 48%)7705(Top 137%)
25.2M25.20 mi0.35 mi4264-1023930-853930-859908(Top 35%)6884(Top 43%)6884(Top 122%)
Finish26.22 mi1.02 mi4482-2184112-1824112-1828521(Top 30%)6193(Top 38%)6193(Top 110%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2816

Males

2682

M18-39

2682

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1603

Males

1526

M18-39

1526

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2816

Males

2682

M18-39

2682

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3625

Males

3424

M18-39

3424

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4411

Males

4133

M18-39

4133

Half→25K

13.1 - 15.5 mi

Top 16%
×4stories
+66ft-88ft

Overall

4446

Males

4118

M18-39

4118

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

5487

Males

4927

M18-39

4927

30K→20M

18.6 - 20.0 mi

Top 23%
×5stories
+64ft-50ft

Overall

6652

Males

5612

M18-39

5612

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

7239

Males

5813

M18-39

5813

21M→35K

21.0 - 21.8 mi

Top 22%
×7stories
+17ft-86ft

Overall

6269

Males

5242

M18-39

5242

35K→23M

21.8 - 23.0 mi

Top 31%
×5stories
+23ft-63ft

Overall

8842

Males

6630

M18-39

6630

23M→24M

23.0 - 24.0 mi

Top 32%
×6stories
+12ft-82ft

Overall

9086

Males

6688

M18-39

6688

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

11314

Males

7705

M18-39

7705

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

9908

Males

6884

M18-39

6884

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2stories
+22ft-21ft

Overall

8521

Males

6193

M18-39

6193

Passing Analysis

Category:
Athletes Passed
177
Passed By
3665
Net Change
-3488
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#994
5K → 10K11252-241#994#1235
10K → 15K4425-421#1235#1656
15K → 20K12450-438#1656#2094
20K → Half291-89#2094#2183
Half → 25K11319-308#2183#2491
25K → 30K24472-448#2491#2939
30K → 20M19244-225#2939#3164
20M → 21M14214-200#3164#3364
21M → 35K2079-59#3364#3423
35K → 23M20290-270#3423#3693
23M → 24M15239-224#3693#3917
24M → 40K13258-245#3917#4162
40K → 25.2M6108-102#4162#4264
25.2M → Finish6224-218#4264#4482
TOTALS1773665-3488
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing