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BOSTON MARATHON 2025

James Blanchard

Bib: 25746•M

MA

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

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:45/mi
30:16
↑ 97↓ 3451.5%
10K· 6.21 mi
9:41/mi
1:00:21
↑ 79↓ 1380.4%
15K· 9.32 mi
9:54/mi
1:31:07
↑ 67↓ 78
20K· 12.43 mi
10:32/mi
2:03:52
↑ 106↓ 860.1%
Half· 13.11 mi
10:36/mi
2:11:06
↑ 19↓ 370.5%
25K· 15.53 mi
11:18/mi
2:38:29
↑ 66↓ 880.2%
30K· 18.64 mi
12:20/mi
3:16:47
↑ 181↓ 1480.2%
20M
12:29/mi
3:33:45
↑ 64↓ 500.2%
21M
13:06/mi
3:46:51
↑ 106↓ 241.6%
35K· 21.75 mi
10:58/mi
3:55:03
↑ 17↓ 861.7%
23M
12:10/mi
4:10:17
↑ 23↓ 630.6%
24M
11:44/mi
4:22:01
↓ 821.3%
40K· 24.85 mi
11:46/mi
4:32:05
↓ 200.3%
25.2M
13:12/mi
4:36:38
↑ 13↓ 160.2%
Finish· 26.22 mi
10:20/mi
4:47:10
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:06
Pace10:00 /mi
2nd Half
Distance13.11 mi
Time2:36:04
Pace11:54 /mi
📊Positive Split: 19.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:4230:169:4530:16
9:45
-
10K
6.21 mi12:15:471:00:219:4330:05
9:41
-0:04
15K
9.32 mi12:46:331:31:079:4730:46
9:54
+0:13
20K
12.43 mi13:19:182:03:529:5832:45
10:32
+0:38
Half
13.11 mi13:26:322:11:0610:007:14
10:36
+0:04
25K
15.53 mi13:53:552:38:2910:1227:23
11:18
+0:42
30K
18.64 mi14:32:133:16:4710:3338:18
12:20
+1:02
20M
20.00 mi14:49:113:33:4510:4116:58
12:29
+0:09
21M
21.00 mi15:02:173:46:5110:4813:06
13:06
+0:37
35K
21.75 mi15:10:293:55:0310:488:12
10:58
-2:08
23M
23.00 mi15:25:434:10:1710:5315:14
12:10
+1:12
24M
24.00 mi15:37:274:22:0110:5511:44
11:44
-0:26
40K
24.85 mi15:47:314:32:0510:5710:04
11:46
+0:02
25.2M
25.20 mi15:52:044:36:3810:594:33
13:12
+1:26
Finish
26.22 mi16:02:364:47:1010:5810:32
10:20
-2:52

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

9:41 /mi

Average Pace

10:58 /mi

Slowest Pace

13:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:21:38

49% of race

Time at Steady Pace

57:23

20% of race

Time at Slower Pace

1:28:09

31% of race

Average Pace: 10:57 /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 mi11:45:4230:169:4530:16
9:45
#24945
10K
6.21 mi12:15:471:00:219:4330:05
9:41
#24759
15K
9.32 mi12:46:331:31:079:4730:46
9:54
#24766
20K
12.43 mi13:19:182:03:529:5832:45
10:32
#24933
Half
13.11 mi13:26:322:11:0610:007:14
10:36
#24998
25K
15.53 mi13:53:552:38:2910:1227:23
11:18
#25119
30K
18.64 mi14:32:133:16:4710:3338:18
12:20
#25343
20M
20.00 mi14:49:113:33:4510:4116:58
12:29
#25399
21M
21.00 mi15:02:173:46:5110:4813:06
13:06
#25407
35K
21.75 mi15:10:293:55:0310:488:12
10:58
#25355
23M
23.00 mi15:25:434:10:1710:5315:14
12:10
#25366
24M
24.00 mi15:37:274:22:0110:5511:44
11:44
#25359
40K
24.85 mi15:47:314:32:0510:5710:04
11:46
#25337
25.2M
25.20 mi15:52:044:36:3810:594:33
13:12
#25336
Finish
26.22 mi16:02:364:47:1010:5810:32
10:20
#25307
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi24945146991469924780(Top 87%)14619(Top 91%)14619(Top 651%)
10K6.21 mi3.10 mi24759+18614599+10014599+10024564(Top 86%)14505(Top 90%)14505(Top 646%)
15K9.32 mi3.11 mi24766-714606-714606-724780(Top 87%)14619(Top 91%)14619(Top 651%)
20K12.43 mi3.11 mi24933-16714670-6414670-6425257(Top 89%)14782(Top 92%)14782(Top 658%)
Half13.11 mi0.68 mi24998-6514696-2614696-2625943(Top 91%)15085(Top 94%)15085(Top 671%)
25K15.53 mi2.42 mi25119-12114738-4214738-4225607(Top 90%)14904(Top 93%)14904(Top 663%)
30K18.64 mi3.11 mi25343-22414804-6614804-6625975(Top 91%)14980(Top 93%)14980(Top 667%)
20M20.00 mi1.36 mi25399-5614820-1614820-1625890(Top 91%)14870(Top 92%)14870(Top 662%)
21M21.00 mi1.00 mi25407-814803+1714803+1725169(Top 89%)14455(Top 90%)14455(Top 643%)
35K21.75 mi0.75 mi25355+5214771+3214771+3224100(Top 85%)13919(Top 86%)13919(Top 619%)
23M23.00 mi1.25 mi25366-1114764+714764+725348(Top 89%)14506(Top 90%)14506(Top 646%)
24M24.00 mi1.00 mi25359+714759+514759+525291(Top 89%)14453(Top 90%)14453(Top 643%)
40K24.85 mi0.85 mi25337+2214744+1514744+1524584(Top 87%)14054(Top 87%)14054(Top 625%)
25.2M25.20 mi0.35 mi25336+114740+414740+425274(Top 89%)14374(Top 89%)14374(Top 640%)
Finish26.22 mi1.02 mi25307+2914717+2314717+2323862(Top 84%)13696(Top 85%)13696(Top 610%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21story building
+97ft-345ft

Overall

24780

Males

14619

M40-44

14619

5K→10K

3.1 - 6.2 mi

Top 86%
×5story building
+79ft-138ft

Overall

24564

Males

14505

M40-44

14505

10K→15K

6.2 - 9.3 mi

Top 87%
×3story building
+67ft-78ft

Overall

24780

Males

14619

M40-44

14619

15K→20K

9.3 - 12.4 mi

Top 89%
×5story building
+106ft-86ft

Overall

25257

Males

14782

M40-44

14782

20K→Half

12.4 - 13.1 mi

Top 91%
×2story building
+19ft-37ft

Overall

25943

Males

15085

M40-44

15085

Half→25K

13.1 - 15.5 mi

Top 90%
×4story building
+66ft-88ft

Overall

25607

Males

14904

M40-44

14904

25K→30K

15.5 - 18.6 mi

Top 91%
×9story building
+181ft-148ft

Overall

25975

Males

14980

M40-44

14980

30K→20M

18.6 - 20.0 mi

Top 91%
×5story building
+64ft-50ft

Overall

25890

Males

14870

M40-44

14870

20M→21M

20.0 - 21.0 mi

Top 89%
×8story building
+106ft-24ft

Overall

25169

Males

14455

M40-44

14455

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

24100

Males

13919

M40-44

13919

35K→23M

21.8 - 23.0 mi

Top 89%
×5story building
+23ft-63ft

Overall

25348

Males

14506

M40-44

14506

23M→24M

23.0 - 24.0 mi

Top 89%
×6story building
+12ft-82ft

Overall

25291

Males

14453

M40-44

14453

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

24584

Males

14054

M40-44

14054

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

25274

Males

14374

M40-44

14374

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2story building
+22ft-21ft

Overall

23862

Males

13696

M40-44

13696

Passing Analysis

Category:
Athletes Passed
973
Passed By
1335
Net Change
-362
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24945
5K → 10K299113+186#24945#24759
10K → 15K134141-7#24759#24766
15K → 20K81248-167#24766#24933
20K → Half1681-65#24933#24998
Half → 25K69190-121#24998#25119
25K → 30K58282-224#25119#25343
30K → 20M3389-56#25343#25399
20M → 21M4553-8#25399#25407
21M → 35K608+52#25407#25355
35K → 23M3546-11#25355#25366
23M → 24M3932+7#25366#25359
24M → 40K4725+22#25359#25337
40K → 25.2M1312+1#25337#25336
25.2M → Finish4415+29#25336#25307
TOTALS9731335-362
📊

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