Boston Marathon logo
BOSTON MARATHON 2025

Thomas Harvey

Bib: 1353•M

ME

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 10%
Gender (Male)
#0 / 16105
Top 16%
Division (M18-39)
#0 / 5642
Top 37%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:46
Rank: #1205
Start → 5K
18:46 | 6:02/mi
10K· 6.21 mi
37:55
Rank: #1437 (-232)
5K → 10K
19:09 | 6:10/mi
15K· 9.32 mi
57:09
Rank: #1543 (-106)
10K → 15K
19:14 | 6:11/mi
20K· 12.43 mi
1:16:28
Rank: #1543
15K → 20K
19:19 | 6:13/mi
Half· 13.11 mi
1:20:41
Rank: #1556 (-13)
20K → Half
4:13 | 6:11/mi
25K· 15.53 mi
1:36:24
Rank: #1703 (-147)
Half → 25K
15:43 | 6:29/mi
30K· 18.64 mi
1:57:50
Rank: #2043 (-340)
25K → 30K
21:26 | 6:54/mi
20M
2:07:35
Rank: #2215 (-172)
30K → 20M
9:45 | 7:10/mi
21M
2:15:10
Rank: #2322 (-107)
20M → 21M
7:35 | 7:35/mi
35K· 21.75 mi
2:20:26
Rank: #2389 (-67)
21M → 35K
5:16 | 7:02/mi
23M
2:29:41
Rank: #2556 (-167)
35K → 23M
9:15 | 7:23/mi
24M
2:36:56
Rank: #2661 (-105)
23M → 24M
7:15 | 7:15/mi
40K· 24.85 mi
2:43:12
Rank: #2730 (-69)
24M → 40K
6:16 | 7:20/mi
25.2M
2:45:56
Rank: #2758 (-28)
40K → 25.2M
2:44 | 7:56/mi
Finish· 26.22 mi
2:52:50
Rank: #2786 (-28)
25.2M → Finish
6:54 | 6:46/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
Time1:20:41
Pace6:09 /mi
2nd Half
Distance13.11 mi
Time1:32:09
Pace7:02 /mi
📊Positive Split: 14.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:2618:466:0218:46
6:02
-
10K
6.21 mi10:38:3537:556:0619:09
6:10
+0:08
15K
9.32 mi10:57:4957:096:0819:14
6:11
+0:01
20K
12.43 mi11:17:081:16:286:0919:19
6:13
+0:02
Half
13.11 mi11:21:211:20:416:094:13
6:11
-0:02
25K
15.53 mi11:37:041:36:246:1215:43
6:29
+0:18
30K
18.64 mi11:58:301:57:506:1921:26
6:54
+0:25
20M
20.00 mi12:08:152:07:356:239:45
7:10
+0:16
21M
21.00 mi12:15:502:15:106:267:35
7:35
+0:25
35K
21.75 mi12:21:062:20:266:275:16
7:02
-0:33
23M
23.00 mi12:30:212:29:416:309:15
7:23
+0:21
24M
24.00 mi12:37:362:36:566:327:15
7:15
-0:08
40K
24.85 mi12:43:522:43:126:346:16
7:20
+0:05
25.2M
25.20 mi12:46:362:45:566:352:44
7:56
+0:36
Finish
26.22 mi12:53:302:52:506:366:54
6:46
-1:10

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

6:02 /mi

Average Pace

6:36 /mi

Slowest Pace

7:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:24

56% of race

Time at Steady Pace

43:21

25% of race

Time at Slower Pace

33:05

19% of race

Average Pace: 6:35 /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 mi10:19:2618:466:0218:46
6:02
#1205
10K
6.21 mi10:38:3537:556:0619:09
6:10
#1437
15K
9.32 mi10:57:4957:096:0819:14
6:11
#1543
20K
12.43 mi11:17:081:16:286:0919:19
6:13
#1543
Half
13.11 mi11:21:211:20:416:094:13
6:11
#1556
25K
15.53 mi11:37:041:36:246:1215:43
6:29
#1703
30K
18.64 mi11:58:301:57:506:1921:26
6:54
#2043
20M
20.00 mi12:08:152:07:356:239:45
7:10
#2215
21M
21.00 mi12:15:502:15:106:267:35
7:35
#2322
35K
21.75 mi12:21:062:20:266:275:16
7:02
#2389
23M
23.00 mi12:30:212:29:416:309:15
7:23
#2556
24M
24.00 mi12:37:362:36:566:327:15
7:15
#2661
40K
24.85 mi12:43:522:43:126:346:16
7:20
#2730
25.2M
25.20 mi12:46:362:45:566:352:44
7:56
#2758
Finish
26.22 mi12:53:302:52:506:366:54
6:46
#2786
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1205114111411816(Top 6%)1727(Top 11%)1727(Top 31%)
10K6.21 mi3.10 mi1437-2321367-2261367-2261745(Top 6%)1661(Top 10%)1661(Top 29%)
15K9.32 mi3.11 mi1543-1061467-1001467-1001816(Top 6%)1727(Top 11%)1727(Top 31%)
20K12.43 mi3.11 mi15431465+21465+21650(Top 6%)1568(Top 10%)1568(Top 28%)
Half13.11 mi0.68 mi1556-131477-121477-121883(Top 7%)1796(Top 11%)1796(Top 32%)
25K15.53 mi2.42 mi1703-1471617-1401617-1402779(Top 10%)2643(Top 16%)2643(Top 47%)
30K18.64 mi3.11 mi2043-3401947-3301947-3304046(Top 14%)3722(Top 23%)3722(Top 66%)
20M20.00 mi1.36 mi2215-1722112-1652112-1655033(Top 18%)4500(Top 28%)4500(Top 80%)
21M21.00 mi1.00 mi2322-1072213-1012213-1014986(Top 18%)4353(Top 27%)4353(Top 77%)
35K21.75 mi0.75 mi2389-672278-652278-655554(Top 20%)4742(Top 29%)4742(Top 84%)
23M23.00 mi1.25 mi2556-1672433-1552433-1555937(Top 21%)4915(Top 31%)4915(Top 87%)
24M24.00 mi1.00 mi2661-1052526-932526-936076(Top 21%)4953(Top 31%)4953(Top 88%)
40K24.85 mi0.85 mi2730-692588-622588-625760(Top 20%)4693(Top 29%)4693(Top 83%)
25.2M25.20 mi0.35 mi2758-282611-232611-235455(Top 19%)4373(Top 27%)4373(Top 78%)
Finish26.22 mi1.02 mi2786-282636-252636-254295(Top 15%)3639(Top 23%)3639(Top 64%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1816

Males

1727

M18-39

1727

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1745

Males

1661

M18-39

1661

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1816

Males

1727

M18-39

1727

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1650

Males

1568

M18-39

1568

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1883

Males

1796

M18-39

1796

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2779

Males

2643

M18-39

2643

25K→30K

15.5 - 18.6 mi

Top 14%
×9stories
+181ft-148ft

Overall

4046

Males

3722

M18-39

3722

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

5033

Males

4500

M18-39

4500

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

4986

Males

4353

M18-39

4353

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5554

Males

4742

M18-39

4742

35K→23M

21.8 - 23.0 mi

Top 21%
×5stories
+23ft-63ft

Overall

5937

Males

4915

M18-39

4915

23M→24M

23.0 - 24.0 mi

Top 21%
×6stories
+12ft-82ft

Overall

6076

Males

4953

M18-39

4953

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5760

Males

4693

M18-39

4693

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

5455

Males

4373

M18-39

4373

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4295

Males

3639

M18-39

3639

Passing Analysis

Category:
Athletes Passed
267
Passed By
1848
Net Change
-1581
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1205
5K → 10K20252-232#1205#1437
10K → 15K18124-106#1437#1543
15K → 20K57570#1543#1543
20K → Half922-13#1543#1556
Half → 25K14161-147#1556#1703
25K → 30K16356-340#1703#2043
30K → 20M14186-172#2043#2215
20M → 21M19126-107#2215#2322
21M → 35K1077-67#2322#2389
35K → 23M18185-167#2389#2556
23M → 24M21126-105#2556#2661
24M → 40K1988-69#2661#2730
40K → 25.2M1139-28#2730#2758
25.2M → Finish2149-28#2758#2786
TOTALS2671848-1581
📊

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