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BOSTON MARATHON 2025

James Breezley

Bib: 8508•M

MN

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 20%
Gender (Male)
#0 / 16105
Top 32%
Masters (Masters Men)
#0 / 10463
Top 18%
Division (M40-44)
#0 / 2247
Top 42%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:35
Rank: #7400
Start → 5K
6:57/mi
21:35 split
10K· 6.21 mi
42:54
Rank: #7178 (+222)
5K → 10K
6:52/mi
21:19 split
15K· 9.32 mi
1:04:06
Rank: #6882 (+296)
10K → 15K
6:49/mi
21:12 split
20K· 12.43 mi
1:25:34
Rank: #6718 (+164)
15K → 20K
6:55/mi
21:28 split
Half· 13.11 mi
1:30:13
Rank: #6690 (+28)
20K → Half
6:49/mi
4:39 split
25K· 15.53 mi
1:47:05
Rank: #6521 (+169)
Half → 25K
6:57/mi
16:52 split
30K· 18.64 mi
2:09:27
Rank: #6289 (+232)
25K → 30K
7:12/mi
22:22 split
20M
2:19:23
Rank: #6191 (+98)
30K → 20M
7:19/mi
9:56 split
21M
2:27:04
Rank: #6115 (+76)
20M → 21M
7:41/mi
7:41 split
35K· 21.75 mi
2:32:20
Rank: #6063 (+52)
21M → 35K
7:02/mi
5:16 split
23M
2:41:39
Rank: #5974 (+89)
35K → 23M
7:26/mi
9:19 split
24M
2:48:47
Rank: #5901 (+73)
23M → 24M
7:08/mi
7:08 split
40K· 24.85 mi
2:55:00
Rank: #5826 (+75)
24M → 40K
7:16/mi
6:13 split
25.2M
2:57:46
Rank: #5800 (+26)
40K → 25.2M
8:01/mi
2:46 split
Finish· 26.22 mi
3:04:45
Rank: #5685 (+115)
25.2M → Finish
6:51/mi
6:59 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:13
Pace6:53 /mi
2nd Half
Distance13.11 mi
Time1:34:32
Pace7:13 /mi
📊Positive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:0321:356:5721:35
6:57
-
10K
6.21 mi11:08:2242:546:5421:19
6:52
-0:05
15K
9.32 mi11:29:341:04:066:5321:12
6:49
-0:03
20K
12.43 mi11:51:021:25:346:5321:28
6:55
+0:06
Half
13.11 mi11:55:411:30:136:534:39
6:49
-0:06
25K
15.53 mi12:12:331:47:056:5416:52
6:57
+0:08
30K
18.64 mi12:34:552:09:276:5722:22
7:12
+0:15
20M
20.00 mi12:44:512:19:236:589:56
7:19
+0:07
21M
21.00 mi12:52:322:27:047:007:41
7:41
+0:22
35K
21.75 mi12:57:482:32:207:005:16
7:02
-0:39
23M
23.00 mi13:07:072:41:397:029:19
7:26
+0:24
24M
24.00 mi13:14:152:48:477:027:08
7:08
-0:18
40K
24.85 mi13:20:282:55:007:026:13
7:16
+0:08
25.2M
25.20 mi13:23:142:57:467:032:46
8:01
+0:45
Finish
26.22 mi13:30:133:04:457:036:59
6:51
-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

6:49 /mi

Average Pace

7:03 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:54:18

94% of race

Time at Steady Pace

10:27

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:03 /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 mi10:47:0321:356:5721:35
6:57
#7400
10K
6.21 mi11:08:2242:546:5421:19
6:52
#7178
15K
9.32 mi11:29:341:04:066:5321:12
6:49
#6882
20K
12.43 mi11:51:021:25:346:5321:28
6:55
#6718
Half
13.11 mi11:55:411:30:136:534:39
6:49
#6690
25K
15.53 mi12:12:331:47:056:5416:52
6:57
#6521
30K
18.64 mi12:34:552:09:276:5722:22
7:12
#6289
20M
20.00 mi12:44:512:19:236:589:56
7:19
#6191
21M
21.00 mi12:52:322:27:047:007:41
7:41
#6115
35K
21.75 mi12:57:482:32:207:005:16
7:02
#6063
23M
23.00 mi13:07:072:41:397:029:19
7:26
#5974
24M
24.00 mi13:14:152:48:477:027:08
7:08
#5901
40K
24.85 mi13:20:282:55:007:026:13
7:16
#5826
25.2M
25.20 mi13:23:142:57:467:032:46
8:01
#5800
Finish
26.22 mi13:30:133:04:457:036:59
6:51
#5685
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi7400659465946326(Top 22%)5727(Top 36%)5727(Top 255%)
10K6.21 mi3.10 mi7178+2226429+1656429+1656960(Top 25%)6247(Top 39%)6247(Top 278%)
15K9.32 mi3.11 mi6882+2966188+2416188+2416326(Top 22%)5727(Top 36%)5727(Top 255%)
20K12.43 mi3.11 mi6718+1646061+1276061+1276276(Top 22%)5648(Top 35%)5648(Top 251%)
Half13.11 mi0.68 mi6690+286040+216040+216295(Top 22%)5680(Top 35%)5680(Top 253%)
25K15.53 mi2.42 mi6521+1695882+1585882+1586035(Top 21%)5426(Top 34%)5426(Top 241%)
30K18.64 mi3.11 mi6289+2325664+2185664+2185902(Top 21%)5240(Top 33%)5240(Top 233%)
20M20.00 mi1.36 mi6191+985570+945570+945853(Top 21%)5096(Top 32%)5096(Top 227%)
21M21.00 mi1.00 mi6115+765493+775493+775565(Top 20%)4775(Top 30%)4775(Top 213%)
35K21.75 mi0.75 mi6063+525442+515442+515642(Top 20%)4830(Top 30%)4830(Top 215%)
23M23.00 mi1.25 mi5974+895362+805362+806287(Top 22%)5144(Top 32%)5144(Top 229%)
24M24.00 mi1.00 mi5901+735288+745288+745412(Top 19%)4546(Top 28%)4546(Top 202%)
40K24.85 mi0.85 mi5826+755214+745214+745493(Top 19%)4553(Top 28%)4553(Top 203%)
25.2M25.20 mi0.35 mi5800+265187+275187+276045(Top 21%)4771(Top 30%)4771(Top 212%)
Finish26.22 mi1.02 mi5685+1155085+1025085+1024814(Top 17%)3998(Top 25%)3998(Top 178%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21story building
+97ft-345ft

Overall

6326

Males

5727

M40-44

5727

5K→10K

3.1 - 6.2 mi

Top 25%
×5story building
+79ft-138ft

Overall

6960

Males

6247

M40-44

6247

10K→15K

6.2 - 9.3 mi

Top 22%
×3story building
+67ft-78ft

Overall

6326

Males

5727

M40-44

5727

15K→20K

9.3 - 12.4 mi

Top 22%
×5story building
+106ft-86ft

Overall

6276

Males

5648

M40-44

5648

20K→Half

12.4 - 13.1 mi

Top 22%
×2story building
+19ft-37ft

Overall

6295

Males

5680

M40-44

5680

Half→25K

13.1 - 15.5 mi

Top 21%
×4story building
+66ft-88ft

Overall

6035

Males

5426

M40-44

5426

25K→30K

15.5 - 18.6 mi

Top 21%
×9story building
+181ft-148ft

Overall

5902

Males

5240

M40-44

5240

30K→20M

18.6 - 20.0 mi

Top 21%
×5story building
+64ft-50ft

Overall

5853

Males

5096

M40-44

5096

20M→21M

20.0 - 21.0 mi

Top 20%
×8story building
+106ft-24ft

Overall

5565

Males

4775

M40-44

4775

21M→35K

21.0 - 21.8 mi

Top 20%
×7story building
+17ft-86ft

Overall

5642

Males

4830

M40-44

4830

35K→23M

21.8 - 23.0 mi

Top 22%
×5story building
+23ft-63ft

Overall

6287

Males

5144

M40-44

5144

23M→24M

23.0 - 24.0 mi

Top 19%
×6story building
+12ft-82ft

Overall

5412

Males

4546

M40-44

4546

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

5493

Males

4553

M40-44

4553

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

6045

Males

4771

M40-44

4771

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2story building
+22ft-21ft

Overall

4814

Males

3998

M40-44

3998

Passing Analysis

Category:
Athletes Passed
2212
Passed By
497
Net Change
+1715
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7400
5K → 10K340118+222#7400#7178
10K → 15K32226+296#7178#6882
15K → 20K21551+164#6882#6718
20K → Half4315+28#6718#6690
Half → 25K21950+169#6690#6521
25K → 30K29361+232#6521#6289
30K → 20M13638+98#6289#6191
20M → 21M10327+76#6191#6115
21M → 35K6311+52#6115#6063
35K → 23M12031+89#6063#5974
23M → 24M9017+73#5974#5901
24M → 40K9823+75#5901#5826
40K → 25.2M4216+26#5826#5800
25.2M → Finish12813+115#5800#5685
TOTALS2212497+1715
📊

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