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BOSTON MARATHON 2025

John Baker

Bib: 3263•M

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 21%
Gender (Male)
#0 / 16105
Top 32%
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
20:01
Rank: #3413
Start → 5K
20:01 | 6:27/mi
10K· 6.21 mi
40:19
Rank: #3694 (-281)
5K → 10K
20:18 | 6:32/mi
15K· 9.32 mi
1:00:33
Rank: #3672 (+22)
10K → 15K
20:14 | 6:31/mi
20K· 12.43 mi
1:20:47
Rank: #3510 (+162)
15K → 20K
20:14 | 6:31/mi
Half· 13.11 mi
1:25:11
Rank: #3490 (+20)
20K → Half
4:24 | 6:27/mi
25K· 15.53 mi
1:40:50
Rank: #3314 (+176)
Half → 25K
15:39 | 6:27/mi
30K· 18.64 mi
2:00:54
Rank: #2943 (+371)
25K → 30K
20:04 | 6:28/mi
20M
2:10:06
Rank: #2904 (+39)
30K → 20M
9:12 | 6:46/mi
21M
2:17:43
Rank: #2995 (-91)
20M → 21M
7:37 | 7:37/mi
35K· 21.75 mi
2:23:14
Rank: #3106 (-111)
21M → 35K
5:31 | 7:22/mi
23M
2:34:56
Rank: #3919 (-813)
35K → 23M
11:42 | 9:21/mi
24M
2:43:55
Rank: #4547 (-628)
23M → 24M
8:59 | 8:59/mi
40K· 24.85 mi
2:54:01
Rank: #5581 (-1034)
24M → 40K
10:06 | 11:49/mi
25.2M
2:57:12
Rank: #5634 (-53)
40K → 25.2M
3:11 | 9:14/mi
Finish· 26.22 mi
3:05:29
Rank: #5849 (-215)
25.2M → Finish
8:17 | 8:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:11
Pace6:30 /mi
2nd Half
Distance13.11 mi
Time1:40:18
Pace7:39 /mi
📊Positive Split: 17.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5320:016:2720:01
6:27
-
10K
6.21 mi10:42:1140:196:2920:18
6:32
+0:05
15K
9.32 mi11:02:251:00:336:3020:14
6:31
-0:01
20K
12.43 mi11:22:391:20:476:3020:14
6:31
0:00
Half
13.11 mi11:27:031:25:116:304:24
6:27
-0:04
25K
15.53 mi11:42:421:40:506:2915:39
6:27
0:00
30K
18.64 mi12:02:462:00:546:2920:04
6:28
+0:01
20M
20.00 mi12:11:582:10:066:309:12
6:46
+0:18
21M
21.00 mi12:19:352:17:436:337:37
7:37
+0:51
35K
21.75 mi12:25:062:23:146:355:31
7:22
-0:15
23M
23.00 mi12:36:482:34:566:4411:42
9:21
+1:59
24M
24.00 mi12:45:472:43:556:508:59
8:59
-0:22
40K
24.85 mi12:55:532:54:017:0010:06
11:49
+2:50
25.2M
25.20 mi12:59:042:57:127:023:11
9:14
-2:35
Finish
26.22 mi13:07:213:05:297:058:17
8:08
-1:06

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

6:27 /mi

Average Pace

7:05 /mi

Slowest Pace

11:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:15:37

73% of race

Time at Slower Pace

49:52

27% of race

Average Pace: 7:04 /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 mi10:21:5320:016:2720:01
6:27
#3413
10K
6.21 mi10:42:1140:196:2920:18
6:32
#3694
15K
9.32 mi11:02:251:00:336:3020:14
6:31
#3672
20K
12.43 mi11:22:391:20:476:3020:14
6:31
#3510
Half
13.11 mi11:27:031:25:116:304:24
6:27
#3490
25K
15.53 mi11:42:421:40:506:2915:39
6:27
#3314
30K
18.64 mi12:02:462:00:546:2920:04
6:28
#2943
20M
20.00 mi12:11:582:10:066:309:12
6:46
#2904
21M
21.00 mi12:19:352:17:436:337:37
7:37
#2995
35K
21.75 mi12:25:062:23:146:355:31
7:22
#3106
23M
23.00 mi12:36:482:34:566:4411:42
9:21
#3919
24M
24.00 mi12:45:472:43:556:508:59
8:59
#4547
40K
24.85 mi12:55:532:54:017:0010:06
11:49
#5581
25.2M
25.20 mi12:59:042:57:127:023:11
9:14
#5634
Finish
26.22 mi13:07:213:05:297:058:17
8:08
#5849
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3413324232423647(Top 13%)3445(Top 21%)3445(Top 61%)
10K6.21 mi3.10 mi3694-2813500-2583500-2583975(Top 14%)3742(Top 23%)3742(Top 66%)
15K9.32 mi3.11 mi3672+223473+273473+273647(Top 13%)3445(Top 21%)3445(Top 61%)
20K12.43 mi3.11 mi3510+1623327+1463327+1463200(Top 11%)3035(Top 19%)3035(Top 54%)
Half13.11 mi0.68 mi3490+203307+203307+203373(Top 12%)3199(Top 20%)3199(Top 57%)
25K15.53 mi2.42 mi3314+1763150+1573150+1572641(Top 9%)2514(Top 16%)2514(Top 45%)
30K18.64 mi3.11 mi2943+3712803+3472803+3471807(Top 6%)1718(Top 11%)1718(Top 30%)
20M20.00 mi1.36 mi2904+392763+402763+402777(Top 10%)2602(Top 16%)2602(Top 46%)
21M21.00 mi1.00 mi2995-912841-782841-785198(Top 18%)4519(Top 28%)4519(Top 80%)
35K21.75 mi0.75 mi3106-1112942-1012942-1017652(Top 27%)6069(Top 38%)6069(Top 108%)
23M23.00 mi1.25 mi3919-8133658-7163658-71617968(Top 63%)10946(Top 68%)10946(Top 194%)
24M24.00 mi1.00 mi4547-6284188-5304188-53017242(Top 61%)10572(Top 66%)10572(Top 187%)
40K24.85 mi0.85 mi5581-10345029-8415029-84124645(Top 87%)14082(Top 87%)14082(Top 250%)
25.2M25.20 mi0.35 mi5634-535059-305059-3012971(Top 46%)8416(Top 52%)8416(Top 149%)
Finish26.22 mi1.02 mi5849-2155204-1455204-14513746(Top 48%)8870(Top 55%)8870(Top 157%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3647

Males

3445

M18-39

3445

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3975

Males

3742

M18-39

3742

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3647

Males

3445

M18-39

3445

15K→20K

9.3 - 12.4 mi

Top 11%
×5stories
+106ft-86ft

Overall

3200

Males

3035

M18-39

3035

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3373

Males

3199

M18-39

3199

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2641

Males

2514

M18-39

2514

25K→30K

15.5 - 18.6 mi

Top 6%
×9stories
+181ft-148ft

Overall

1807

Males

1718

M18-39

1718

30K→20M

18.6 - 20.0 mi

Top 10%
×5stories
+64ft-50ft

Overall

2777

Males

2602

M18-39

2602

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

5198

Males

4519

M18-39

4519

21M→35K

21.0 - 21.8 mi

Top 27%
×7stories
+17ft-86ft

Overall

7652

Males

6069

M18-39

6069

35K→23M

21.8 - 23.0 mi

Top 63%
×5stories
+23ft-63ft

Overall

17968

Males

10946

M18-39

10946

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

17242

Males

10572

M18-39

10572

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

24645

Males

14082

M18-39

14082

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

12971

Males

8416

M18-39

8416

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2stories
+22ft-21ft

Overall

13746

Males

8870

M18-39

8870

Passing Analysis

Category:
Athletes Passed
1085
Passed By
3521
Net Change
-2436
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3413
5K → 10K36317-281#3413#3694
10K → 15K11997+22#3694#3672
15K → 20K18927+162#3672#3510
20K → Half266+20#3510#3490
Half → 25K18711+176#3490#3314
25K → 30K3754+371#3314#2943
30K → 20M7233+39#2943#2904
20M → 21M19110-91#2904#2995
21M → 35K13124-111#2995#3106
35K → 23M7820-813#3106#3919
23M → 24M7635-628#3919#4547
24M → 40K31037-1034#4547#5581
40K → 25.2M1770-53#5581#5634
25.2M → Finish15230-215#5634#5849
TOTALS10853521-2436
📊

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