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BOSTON MARATHON 2025

James Blanchard

Bib: 28385•M

OR

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M55-59)
#0 / 1648
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:18
Rank: #21435
Start → 5K
27:18 | 8:47/mi
10K· 6.21 mi
53:31
Rank: #20454 (+981)
5K → 10K
26:13 | 8:26/mi
15K· 9.32 mi
1:20:15
Rank: #20255 (+199)
10K → 15K
26:44 | 8:36/mi
20K· 12.43 mi
1:46:27
Rank: #19684 (+571)
15K → 20K
26:12 | 8:26/mi
Half· 13.11 mi
1:51:53
Rank: #19480 (+204)
20K → Half
5:26 | 7:58/mi
25K· 15.53 mi
2:12:25
Rank: #19051 (+429)
Half → 25K
20:32 | 8:28/mi
30K· 18.64 mi
2:39:33
Rank: #18499 (+552)
25K → 30K
27:08 | 8:44/mi
20M
2:51:25
Rank: #18234 (+265)
30K → 20M
11:52 | 8:44/mi
21M
3:00:12
Rank: #17901 (+333)
20M → 21M
8:47 | 8:47/mi
35K· 21.75 mi
3:06:27
Rank: #17754 (+147)
21M → 35K
6:15 | 8:21/mi
23M
3:17:32
Rank: #17587 (+167)
35K → 23M
11:05 | 8:51/mi
24M
3:26:26
Rank: #17541 (+46)
23M → 24M
8:54 | 8:54/mi
40K· 24.85 mi
3:34:02
Rank: #17476 (+65)
24M → 40K
7:36 | 8:53/mi
25.2M
3:37:17
Rank: #17430 (+46)
40K → 25.2M
3:15 | 9:25/mi
Finish· 26.22 mi
3:45:34
Rank: #17283 (+147)
25.2M → Finish
8:17 | 8:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:53
Pace8:32 /mi
2nd Half
Distance13.11 mi
Time1:53:41
Pace8:40 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:3727:188:4727:18
8:47
-
10K
6.21 mi12:10:5053:318:3726:13
8:26
-0:21
15K
9.32 mi12:37:341:20:158:3726:44
8:36
+0:10
20K
12.43 mi13:03:461:46:278:3426:12
8:26
-0:10
Half
13.11 mi13:09:121:51:538:325:26
7:58
-0:28
25K
15.53 mi13:29:442:12:258:3120:32
8:28
+0:30
30K
18.64 mi13:56:522:39:338:3427:08
8:44
+0:16
20M
20.00 mi14:08:442:51:258:3411:52
8:44
0:00
21M
21.00 mi14:17:313:00:128:358:47
8:47
+0:03
35K
21.75 mi14:23:463:06:278:346:15
8:21
-0:26
23M
23.00 mi14:34:513:17:328:3511:05
8:51
+0:30
24M
24.00 mi14:43:453:26:268:368:54
8:54
+0:03
40K
24.85 mi14:51:213:34:028:377:36
8:53
-0:01
25.2M
25.20 mi14:54:363:37:178:373:15
9:25
+0:32
Finish
26.22 mi15:02:533:45:348:378:17
8:08
-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

7:58 /mi

Average Pace

8:37 /mi

Slowest Pace

9:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:39

70% of race

Time at Steady Pace

1:03:40

28% of race

Time at Slower Pace

3:15

1% of race

Average Pace: 8:36 /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 mi11:44:3727:188:4727:18
8:47
#21435
10K
6.21 mi12:10:5053:318:3726:13
8:26
#20454
15K
9.32 mi12:37:341:20:158:3726:44
8:36
#20255
20K
12.43 mi13:03:461:46:278:3426:12
8:26
#19684
Half
13.11 mi13:09:121:51:538:325:26
7:58
#19480
25K
15.53 mi13:29:442:12:258:3120:32
8:28
#19051
30K
18.64 mi13:56:522:39:338:3427:08
8:44
#18499
20M
20.00 mi14:08:442:51:258:3411:52
8:44
#18234
21M
21.00 mi14:17:313:00:128:358:47
8:47
#17901
35K
21.75 mi14:23:463:06:278:346:15
8:21
#17754
23M
23.00 mi14:34:513:17:328:3511:05
8:51
#17587
24M
24.00 mi14:43:453:26:268:368:54
8:54
#17541
40K
24.85 mi14:51:213:34:028:377:36
8:53
#17476
25.2M
25.20 mi14:54:363:37:178:373:15
9:25
#17430
Finish
26.22 mi15:02:533:45:348:378:17
8:08
#17283
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi21435130481304819937(Top 70%)12470(Top 77%)12470(Top 757%)
10K6.21 mi3.10 mi20454+98112646+40212646+40219428(Top 68%)12244(Top 76%)12244(Top 743%)
15K9.32 mi3.11 mi20255+19912580+6612580+6619937(Top 70%)12470(Top 77%)12470(Top 757%)
20K12.43 mi3.11 mi19684+57112334+24612334+24617749(Top 62%)11506(Top 71%)11506(Top 698%)
Half13.11 mi0.68 mi19480+20412244+9012244+9015583(Top 55%)10611(Top 66%)10611(Top 644%)
25K15.53 mi2.42 mi19051+42912049+19512049+19516975(Top 60%)11090(Top 69%)11090(Top 673%)
30K18.64 mi3.11 mi18499+55211786+26311786+26316180(Top 57%)10567(Top 66%)10567(Top 641%)
20M20.00 mi1.36 mi18234+26511632+15411632+15415252(Top 54%)10038(Top 62%)10038(Top 609%)
21M21.00 mi1.00 mi17901+33311473+15911473+15912195(Top 43%)8471(Top 53%)8471(Top 514%)
35K21.75 mi0.75 mi17754+14711394+7911394+7914602(Top 51%)9556(Top 59%)9556(Top 580%)
23M23.00 mi1.25 mi17587+16711266+12811266+12815396(Top 54%)9816(Top 61%)9816(Top 596%)
24M24.00 mi1.00 mi17541+4611220+4611220+4616837(Top 59%)10392(Top 65%)10392(Top 631%)
40K24.85 mi0.85 mi17476+6511163+5711163+5715680(Top 55%)9759(Top 61%)9759(Top 592%)
25.2M25.20 mi0.35 mi17430+4611138+2511138+2514132(Top 50%)9017(Top 56%)9017(Top 547%)
Finish26.22 mi1.02 mi17283+14711057+8111057+8113782(Top 49%)8906(Top 55%)8906(Top 540%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

19937

Males

12470

M55-59

12470

5K→10K

3.1 - 6.2 mi

Top 68%
×5stories
+79ft-138ft

Overall

19428

Males

12244

M55-59

12244

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

19937

Males

12470

M55-59

12470

15K→20K

9.3 - 12.4 mi

Top 62%
×5stories
+106ft-86ft

Overall

17749

Males

11506

M55-59

11506

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

15583

Males

10611

M55-59

10611

Half→25K

13.1 - 15.5 mi

Top 60%
×4stories
+66ft-88ft

Overall

16975

Males

11090

M55-59

11090

25K→30K

15.5 - 18.6 mi

Top 57%
×9stories
+181ft-148ft

Overall

16180

Males

10567

M55-59

10567

30K→20M

18.6 - 20.0 mi

Top 54%
×5stories
+64ft-50ft

Overall

15252

Males

10038

M55-59

10038

20M→21M

20.0 - 21.0 mi

Top 43%
×8stories
+106ft-24ft

Overall

12195

Males

8471

M55-59

8471

21M→35K

21.0 - 21.8 mi

Top 51%
×7stories
+17ft-86ft

Overall

14602

Males

9556

M55-59

9556

35K→23M

21.8 - 23.0 mi

Top 54%
×5stories
+23ft-63ft

Overall

15396

Males

9816

M55-59

9816

23M→24M

23.0 - 24.0 mi

Top 59%
×6stories
+12ft-82ft

Overall

16837

Males

10392

M55-59

10392

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

15680

Males

9759

M55-59

9759

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

14132

Males

9017

M55-59

9017

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2stories
+22ft-21ft

Overall

13782

Males

8906

M55-59

8906

Passing Analysis

Category:
Athletes Passed
4502
Passed By
350
Net Change
+4152
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21435
5K → 10K103554+981#21435#20454
10K → 15K29394+199#20454#20255
15K → 20K58514+571#20255#19684
20K → Half2040+204#19684#19480
Half → 25K44213+429#19480#19051
25K → 30K57826+552#19051#18499
30K → 20M27510+265#18499#18234
20M → 21M3352+333#18234#17901
21M → 35K1569+147#17901#17754
35K → 23M19629+167#17754#17587
23M → 24M9751+46#17587#17541
24M → 40K10136+65#17541#17476
40K → 25.2M515+46#17476#17430
25.2M → Finish1547+147#17430#17283
TOTALS4502350+4152
📊

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