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BOSTON MARATHON 2025

Brendan White

Bib: 4329•M

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Overall
#0 / 28404
Top 26%
Gender (Male)
#0 / 16105
Top 39%
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
20:24
Rank: #4316
Start → 5K
20:24 | 6:34/mi
10K· 6.21 mi
40:58
Rank: #4447 (-131)
5K → 10K
20:34 | 6:37/mi
15K· 9.32 mi
1:01:44
Rank: #4567 (-120)
10K → 15K
20:46 | 6:41/mi
20K· 12.43 mi
1:22:56
Rank: #4763 (-196)
15K → 20K
21:12 | 6:49/mi
Half· 13.11 mi
1:27:27
Rank: #4744 (+19)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:44:21
Rank: #4952 (-208)
Half → 25K
16:54 | 6:58/mi
30K· 18.64 mi
2:07:48
Rank: #5637 (-685)
25K → 30K
23:27 | 7:33/mi
20M
2:18:23
Rank: #5868 (-231)
30K → 20M
10:35 | 7:47/mi
21M
2:27:34
Rank: #6248 (-380)
20M → 21M
9:11 | 9:11/mi
35K· 21.75 mi
2:33:26
Rank: #6348 (-100)
21M → 35K
5:52 | 7:51/mi
23M
2:44:29
Rank: #6757 (-409)
35K → 23M
11:03 | 8:50/mi
24M
2:52:59
Rank: #7057 (-300)
23M → 24M
8:30 | 8:30/mi
40K· 24.85 mi
3:00:27
Rank: #7293 (-236)
24M → 40K
7:28 | 8:44/mi
25.2M
3:03:33
Rank: #7336 (-43)
40K → 25.2M
3:06 | 8:59/mi
Finish· 26.22 mi
3:10:59
Rank: #7327 (+9)
25.2M → Finish
7:26 | 7:18/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:27
Pace6:40 /mi
2nd Half
Distance13.11 mi
Time1:43:32
Pace7:54 /mi
📊Positive Split: 18.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:3020:246:3420:24
6:34
-
10K
6.21 mi10:43:0440:586:3620:34
6:37
+0:03
15K
9.32 mi11:03:501:01:446:3720:46
6:41
+0:04
20K
12.43 mi11:25:021:22:566:4021:12
6:49
+0:08
Half
13.11 mi11:29:331:27:276:404:31
6:37
-0:12
25K
15.53 mi11:46:271:44:216:4316:54
6:58
+0:21
30K
18.64 mi12:09:542:07:486:5123:27
7:33
+0:35
20M
20.00 mi12:20:292:18:236:5510:35
7:47
+0:14
21M
21.00 mi12:29:402:27:347:029:11
9:11
+1:24
35K
21.75 mi12:35:322:33:267:035:52
7:51
-1:20
23M
23.00 mi12:46:352:44:297:0911:03
8:50
+0:59
24M
24.00 mi12:55:052:52:597:128:30
8:30
-0:20
40K
24.85 mi13:02:333:00:277:167:28
8:44
+0:14
25.2M
25.20 mi13:05:393:03:337:173:06
8:59
+0:15
Finish
26.22 mi13:13:053:10:597:177:26
7:18
-1:41

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

6:34 /mi

Average Pace

7:17 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:21

55% of race

Time at Steady Pace

47:20

25% of race

Time at Slower Pace

39:18

21% of race

Average Pace: 7:17 /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 mi10:22:3020:246:3420:24
6:34
#4316
10K
6.21 mi10:43:0440:586:3620:34
6:37
#4447
15K
9.32 mi11:03:501:01:446:3720:46
6:41
#4567
20K
12.43 mi11:25:021:22:566:4021:12
6:49
#4763
Half
13.11 mi11:29:331:27:276:404:31
6:37
#4744
25K
15.53 mi11:46:271:44:216:4316:54
6:58
#4952
30K
18.64 mi12:09:542:07:486:5123:27
7:33
#5637
20M
20.00 mi12:20:292:18:236:5510:35
7:47
#5868
21M
21.00 mi12:29:402:27:347:029:11
9:11
#6248
35K
21.75 mi12:35:322:33:267:035:52
7:51
#6348
23M
23.00 mi12:46:352:44:297:0911:03
8:50
#6757
24M
24.00 mi12:55:052:52:597:128:30
8:30
#7057
40K
24.85 mi13:02:333:00:277:167:28
8:44
#7293
25.2M
25.20 mi13:05:393:03:337:173:06
8:59
#7336
Finish
26.22 mi13:13:053:10:597:177:26
7:18
#7327
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4316405740574938(Top 17%)4601(Top 29%)4601(Top 82%)
10K6.21 mi3.10 mi4447-1314182-1254182-1254626(Top 16%)4332(Top 27%)4332(Top 77%)
15K9.32 mi3.11 mi4567-1204285-1034285-1034938(Top 17%)4601(Top 29%)4601(Top 82%)
20K12.43 mi3.11 mi4763-1964444-1594444-1595532(Top 19%)5049(Top 31%)5049(Top 89%)
Half13.11 mi0.68 mi4744+194426+184426+184593(Top 16%)4286(Top 27%)4286(Top 76%)
25K15.53 mi2.42 mi4952-2084599-1734599-1736111(Top 22%)5483(Top 34%)5483(Top 97%)
30K18.64 mi3.11 mi5637-6855151-5525151-5528067(Top 28%)6624(Top 41%)6624(Top 117%)
20M20.00 mi1.36 mi5868-2315320-1695320-1698918(Top 31%)6942(Top 43%)6942(Top 123%)
21M21.00 mi1.00 mi6248-3805604-2845604-28414491(Top 51%)9552(Top 59%)9552(Top 169%)
35K21.75 mi0.75 mi6348-1005664-605664-6011067(Top 39%)7878(Top 49%)7878(Top 140%)
23M23.00 mi1.25 mi6757-4095925-2615925-26115219(Top 54%)9722(Top 60%)9722(Top 172%)
24M24.00 mi1.00 mi7057-3006104-1796104-17914454(Top 51%)9339(Top 58%)9339(Top 166%)
40K24.85 mi0.85 mi7293-2366228-1246228-12414758(Top 52%)9313(Top 58%)9313(Top 165%)
25.2M25.20 mi0.35 mi7336-436243-156243-1511624(Top 41%)7758(Top 48%)7758(Top 138%)
Finish26.22 mi1.02 mi7327+96208+356208+357707(Top 27%)5736(Top 36%)5736(Top 102%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4938

Males

4601

M18-39

4601

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4626

Males

4332

M18-39

4332

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4938

Males

4601

M18-39

4601

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

5532

Males

5049

M18-39

5049

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4593

Males

4286

M18-39

4286

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

6111

Males

5483

M18-39

5483

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

8067

Males

6624

M18-39

6624

30K→20M

18.6 - 20.0 mi

Top 31%
×5stories
+64ft-50ft

Overall

8918

Males

6942

M18-39

6942

20M→21M

20.0 - 21.0 mi

Top 51%
×8stories
+106ft-24ft

Overall

14491

Males

9552

M18-39

9552

21M→35K

21.0 - 21.8 mi

Top 39%
×7stories
+17ft-86ft

Overall

11067

Males

7878

M18-39

7878

35K→23M

21.8 - 23.0 mi

Top 54%
×5stories
+23ft-63ft

Overall

15219

Males

9722

M18-39

9722

23M→24M

23.0 - 24.0 mi

Top 51%
×6stories
+12ft-82ft

Overall

14454

Males

9339

M18-39

9339

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

14758

Males

9313

M18-39

9313

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

11624

Males

7758

M18-39

7758

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2stories
+22ft-21ft

Overall

7707

Males

5736

M18-39

5736

Passing Analysis

Category:
Athletes Passed
557
Passed By
3568
Net Change
-3011
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4316
5K → 10K91222-131#4316#4447
10K → 15K55175-120#4447#4567
15K → 20K74270-196#4567#4763
20K → Half3415+19#4763#4744
Half → 25K58266-208#4744#4952
25K → 30K60745-685#4952#5637
30K → 20M19250-231#5637#5868
20M → 21M12392-380#5868#6248
21M → 35K18118-100#6248#6348
35K → 23M26435-409#6348#6757
23M → 24M18318-300#6757#7057
24M → 40K18254-236#7057#7293
40K → 25.2M1760-43#7293#7336
25.2M → Finish5748+9#7336#7327
TOTALS5573568-3011
📊

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