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BOSTON MARATHON 2025

Thomas Wadelton

Bib: 4166•M

CO

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 25%
Gender (Male)
#0 / 16105
Top 38%
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
21:08
Rank: #6322
Start → 5K
21:08 | 6:48/mi
10K· 6.21 mi
42:22
Rank: #6481 (-159)
5K → 10K
21:14 | 6:50/mi
15K· 9.32 mi
1:03:45
Rank: #6562 (-81)
10K → 15K
21:23 | 6:53/mi
20K· 12.43 mi
1:25:17
Rank: #6517 (+45)
15K → 20K
21:32 | 6:56/mi
Half· 13.11 mi
1:29:55
Rank: #6489 (+28)
20K → Half
4:38 | 6:47/mi
25K· 15.53 mi
1:46:53
Rank: #6417 (+72)
Half → 25K
16:58 | 7:00/mi
30K· 18.64 mi
2:09:47
Rank: #6412 (+5)
25K → 30K
22:54 | 7:22/mi
20M
2:20:02
Rank: #6392 (+20)
30K → 20M
10:15 | 7:33/mi
21M
2:28:02
Rank: #6377 (+15)
20M → 21M
8:00 | 8:00/mi
35K· 21.75 mi
2:33:40
Rank: #6409 (-32)
21M → 35K
5:38 | 7:32/mi
23M
2:43:57
Rank: #6579 (-170)
35K → 23M
10:17 | 8:13/mi
24M
2:52:11
Rank: #6808 (-229)
23M → 24M
8:14 | 8:14/mi
40K· 24.85 mi
2:59:21
Rank: #6978 (-170)
24M → 40K
7:10 | 8:23/mi
25.2M
3:02:27
Rank: #7052 (-74)
40K → 25.2M
3:06 | 8:59/mi
Finish· 26.22 mi
3:10:31
Rank: #7199 (-147)
25.2M → Finish
8:04 | 7:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:55
Pace6:52 /mi
2nd Half
Distance13.11 mi
Time1:40:36
Pace7:40 /mi
📊Positive Split: 11.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:0221:086:4821:08
6:48
-
10K
6.21 mi10:45:1642:226:4921:14
6:50
+0:02
15K
9.32 mi11:06:391:03:456:5021:23
6:53
+0:03
20K
12.43 mi11:28:111:25:176:5221:32
6:56
+0:03
Half
13.11 mi11:32:491:29:556:524:38
6:47
-0:09
25K
15.53 mi11:49:471:46:536:5316:58
7:00
+0:13
30K
18.64 mi12:12:412:09:476:5822:54
7:22
+0:22
20M
20.00 mi12:22:562:20:027:0010:15
7:33
+0:11
21M
21.00 mi12:30:562:28:027:038:00
8:00
+0:27
35K
21.75 mi12:36:342:33:407:045:38
7:32
-0:28
23M
23.00 mi12:46:512:43:577:0810:17
8:13
+0:41
24M
24.00 mi12:55:052:52:117:108:14
8:14
+0:01
40K
24.85 mi13:02:152:59:217:137:10
8:23
+0:09
25.2M
25.20 mi13:05:213:02:277:143:06
8:59
+0:36
Finish
26.22 mi13:13:253:10:317:168:04
7:55
-1:04

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

6:47 /mi

Average Pace

7:16 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:53

56% of race

Time at Steady Pace

38:47

20% of race

Time at Slower Pace

44:51

24% of race

Average Pace: 7:16 /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 mi10:24:0221:086:4821:08
6:48
#6322
10K
6.21 mi10:45:1642:226:4921:14
6:50
#6481
15K
9.32 mi11:06:391:03:456:5021:23
6:53
#6562
20K
12.43 mi11:28:111:25:176:5221:32
6:56
#6517
Half
13.11 mi11:32:491:29:556:524:38
6:47
#6489
25K
15.53 mi11:49:471:46:536:5316:58
7:00
#6417
30K
18.64 mi12:12:412:09:476:5822:54
7:22
#6412
20M
20.00 mi12:22:562:20:027:0010:15
7:33
#6392
21M
21.00 mi12:30:562:28:027:038:00
8:00
#6377
35K
21.75 mi12:36:342:33:407:045:38
7:32
#6409
23M
23.00 mi12:46:512:43:577:0810:17
8:13
#6579
24M
24.00 mi12:55:052:52:117:108:14
8:14
#6808
40K
24.85 mi13:02:152:59:217:137:10
8:23
#6978
25.2M
25.20 mi13:05:213:02:277:143:06
8:59
#7052
Finish
26.22 mi13:13:253:10:317:168:04
7:55
#7199
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi6322577757776817(Top 24%)6112(Top 38%)6112(Top 108%)
10K6.21 mi3.10 mi6481-1595899-1225899-1226727(Top 24%)6065(Top 38%)6065(Top 107%)
15K9.32 mi3.11 mi6562-815931-325931-326817(Top 24%)6112(Top 38%)6112(Top 108%)
20K12.43 mi3.11 mi6517+455893+385893+386418(Top 23%)5758(Top 36%)5758(Top 102%)
Half13.11 mi0.68 mi6489+285866+275866+276059(Top 21%)5480(Top 34%)5480(Top 97%)
25K15.53 mi2.42 mi6417+725801+655801+656310(Top 22%)5624(Top 35%)5624(Top 100%)
30K18.64 mi3.11 mi6412+55762+395762+396869(Top 24%)5891(Top 37%)5891(Top 104%)
20M20.00 mi1.36 mi6392+205734+285734+287270(Top 26%)5994(Top 37%)5994(Top 106%)
21M21.00 mi1.00 mi6377+155701+335701+337318(Top 26%)5853(Top 36%)5853(Top 104%)
35K21.75 mi0.75 mi6409-325710-95710-98780(Top 31%)6711(Top 42%)6711(Top 119%)
23M23.00 mi1.25 mi6579-1705799-895799-8911402(Top 40%)7932(Top 49%)7932(Top 141%)
24M24.00 mi1.00 mi6808-2295935-1365935-13612752(Top 45%)8515(Top 53%)8515(Top 151%)
40K24.85 mi0.85 mi6978-1706025-906025-9012616(Top 44%)8322(Top 52%)8322(Top 148%)
25.2M25.20 mi0.35 mi7052-746052-276052-2711620(Top 41%)7754(Top 48%)7754(Top 137%)
Finish26.22 mi1.02 mi7199-1476129-776129-7712242(Top 43%)8145(Top 51%)8145(Top 144%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21stories
+97ft-345ft

Overall

6817

Males

6112

M18-39

6112

5K→10K

3.1 - 6.2 mi

Top 24%
×5stories
+79ft-138ft

Overall

6727

Males

6065

M18-39

6065

10K→15K

6.2 - 9.3 mi

Top 24%
×3stories
+67ft-78ft

Overall

6817

Males

6112

M18-39

6112

15K→20K

9.3 - 12.4 mi

Top 23%
×5stories
+106ft-86ft

Overall

6418

Males

5758

M18-39

5758

20K→Half

12.4 - 13.1 mi

Top 21%
×2stories
+19ft-37ft

Overall

6059

Males

5480

M18-39

5480

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

6310

Males

5624

M18-39

5624

25K→30K

15.5 - 18.6 mi

Top 24%
×9stories
+181ft-148ft

Overall

6869

Males

5891

M18-39

5891

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

7270

Males

5994

M18-39

5994

20M→21M

20.0 - 21.0 mi

Top 26%
×8stories
+106ft-24ft

Overall

7318

Males

5853

M18-39

5853

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

8780

Males

6711

M18-39

6711

35K→23M

21.8 - 23.0 mi

Top 40%
×5stories
+23ft-63ft

Overall

11402

Males

7932

M18-39

7932

23M→24M

23.0 - 24.0 mi

Top 45%
×6stories
+12ft-82ft

Overall

12752

Males

8515

M18-39

8515

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

12616

Males

8322

M18-39

8322

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

11620

Males

7754

M18-39

7754

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

12242

Males

8145

M18-39

8145

Passing Analysis

Category:
Athletes Passed
1132
Passed By
2009
Net Change
-877
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6322
5K → 10K125284-159#6322#6481
10K → 15K129210-81#6481#6562
15K → 20K161116+45#6562#6517
20K → Half379+28#6517#6489
Half → 25K16088+72#6489#6417
25K → 30K183178+5#6417#6412
30K → 20M10080+20#6412#6392
20M → 21M7257+15#6392#6377
21M → 35K3365-32#6377#6409
35K → 23M51221-170#6409#6579
23M → 24M26255-229#6579#6808
24M → 40K23193-170#6808#6978
40K → 25.2M983-74#6978#7052
25.2M → Finish23170-147#7052#7199
TOTALS11322009-877
📊

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