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BOSTON MARATHON 2025

Brandon Lamb

Bib: 8876•M

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 30%
Gender (Male)
#0 / 16105
Top 43%
Masters (Masters Men)
#0 / 10463
Top 31%
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:42
Rank: #10409
Start → 5K
22:42 | 7:18/mi
10K· 6.21 mi
45:28
Rank: #10467 (-58)
5K → 10K
22:46 | 7:20/mi
15K· 9.32 mi
1:08:05
Rank: #10236 (+231)
10K → 15K
22:37 | 7:17/mi
20K· 12.43 mi
1:30:58
Rank: #10036 (+200)
15K → 20K
22:53 | 7:22/mi
Half· 13.11 mi
1:35:53
Rank: #9991 (+45)
20K → Half
4:55 | 7:12/mi
25K· 15.53 mi
1:53:36
Rank: #9677 (+314)
Half → 25K
17:43 | 7:18/mi
30K· 18.64 mi
2:16:57
Rank: #9251 (+426)
25K → 30K
23:21 | 7:31/mi
20M
2:27:06
Rank: #9003 (+248)
30K → 20M
10:09 | 7:28/mi
21M
2:35:18
Rank: #8946 (+57)
20M → 21M
8:12 | 8:12/mi
35K· 21.75 mi
2:40:50
Rank: #8865 (+81)
21M → 35K
5:32 | 7:24/mi
23M
2:50:15
Rank: #8665 (+200)
35K → 23M
9:25 | 7:31/mi
24M
2:57:35
Rank: #8509 (+156)
23M → 24M
7:20 | 7:20/mi
40K· 24.85 mi
3:04:07
Rank: #8431 (+78)
24M → 40K
6:32 | 7:38/mi
25.2M
3:07:09
Rank: #8459 (-28)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
3:14:41
Rank: #8440 (+19)
25.2M → Finish
7:32 | 7:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:53
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:38:48
Pace7:32 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:2222:427:1822:42
7:18
-
10K
6.21 mi11:11:0845:287:1922:46
7:20
+0:02
15K
9.32 mi11:33:451:08:057:1822:37
7:17
-0:03
20K
12.43 mi11:56:381:30:587:1922:53
7:22
+0:05
Half
13.11 mi12:01:331:35:537:194:55
7:12
-0:10
25K
15.53 mi12:19:161:53:367:1917:43
7:18
+0:06
30K
18.64 mi12:42:372:16:577:2123:21
7:31
+0:13
20M
20.00 mi12:52:462:27:067:2110:09
7:28
-0:03
21M
21.00 mi13:00:582:35:187:248:12
8:12
+0:44
35K
21.75 mi13:06:302:40:507:245:32
7:24
-0:48
23M
23.00 mi13:15:552:50:157:249:25
7:31
+0:07
24M
24.00 mi13:23:152:57:357:247:20
7:20
-0:11
40K
24.85 mi13:29:473:04:077:246:32
7:38
+0:18
25.2M
25.20 mi13:32:493:07:097:263:02
8:48
+1:10
Finish
26.22 mi13:40:213:14:417:267:32
7:24
-1:24

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

7:12 /mi

Average Pace

7:26 /mi

Slowest Pace

8:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:56:55

91% of race

Time at Slower Pace

17:46

9% of race

Average Pace: 7:25 /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 mi10:48:2222:427:1822:42
7:18
#10409
10K
6.21 mi11:11:0845:287:1922:46
7:20
#10467
15K
9.32 mi11:33:451:08:057:1822:37
7:17
#10236
20K
12.43 mi11:56:381:30:587:1922:53
7:22
#10036
Half
13.11 mi12:01:331:35:537:194:55
7:12
#9991
25K
15.53 mi12:19:161:53:367:1917:43
7:18
#9677
30K
18.64 mi12:42:372:16:577:2123:21
7:31
#9251
20M
20.00 mi12:52:462:27:067:2110:09
7:28
#9003
21M
21.00 mi13:00:582:35:187:248:12
8:12
#8946
35K
21.75 mi13:06:302:40:507:245:32
7:24
#8865
23M
23.00 mi13:15:552:50:157:249:25
7:31
#8665
24M
24.00 mi13:23:152:57:357:247:20
7:20
#8509
40K
24.85 mi13:29:473:04:077:246:32
7:38
#8431
25.2M
25.20 mi13:32:493:07:097:263:02
8:48
#8459
Finish
26.22 mi13:40:213:14:417:267:32
7:24
#8440
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi10409838783879813(Top 35%)7976(Top 50%)7976(Top 355%)
10K6.21 mi3.10 mi10467-588401-148401-1410553(Top 37%)8434(Top 52%)8434(Top 375%)
15K9.32 mi3.11 mi10236+2318262+1398262+1399813(Top 35%)7976(Top 50%)7976(Top 355%)
20K12.43 mi3.11 mi10036+2008123+1398123+1399579(Top 34%)7778(Top 48%)7778(Top 346%)
Half13.11 mi0.68 mi9991+458094+298094+299080(Top 32%)7512(Top 47%)7512(Top 334%)
25K15.53 mi2.42 mi9677+3147894+2007894+2008408(Top 30%)7002(Top 43%)7002(Top 312%)
30K18.64 mi3.11 mi9251+4267606+2887606+2887854(Top 28%)6500(Top 40%)6500(Top 289%)
20M20.00 mi1.36 mi9003+2487438+1687438+1686811(Top 24%)5723(Top 36%)5723(Top 255%)
21M21.00 mi1.00 mi8946+577372+667372+668562(Top 30%)6570(Top 41%)6570(Top 292%)
35K21.75 mi0.75 mi8865+817302+707302+707870(Top 28%)6224(Top 39%)6224(Top 277%)
23M23.00 mi1.25 mi8665+2007147+1557147+1556741(Top 24%)5443(Top 34%)5443(Top 242%)
24M24.00 mi1.00 mi8509+1567017+1307017+1306611(Top 23%)5305(Top 33%)5305(Top 236%)
40K24.85 mi0.85 mi8431+786939+786939+787688(Top 27%)5826(Top 36%)5826(Top 259%)
25.2M25.20 mi0.35 mi8459-286936+36936+310518(Top 37%)7210(Top 45%)7210(Top 321%)
Finish26.22 mi1.02 mi8440+196903+336903+338407(Top 30%)6146(Top 38%)6146(Top 274%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21stories
+97ft-345ft

Overall

9813

Males

7976

M40-44

7976

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

10553

Males

8434

M40-44

8434

10K→15K

6.2 - 9.3 mi

Top 35%
×3stories
+67ft-78ft

Overall

9813

Males

7976

M40-44

7976

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

9579

Males

7778

M40-44

7778

20K→Half

12.4 - 13.1 mi

Top 32%
×2stories
+19ft-37ft

Overall

9080

Males

7512

M40-44

7512

Half→25K

13.1 - 15.5 mi

Top 30%
×4stories
+66ft-88ft

Overall

8408

Males

7002

M40-44

7002

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

7854

Males

6500

M40-44

6500

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6811

Males

5723

M40-44

5723

20M→21M

20.0 - 21.0 mi

Top 30%
×8stories
+106ft-24ft

Overall

8562

Males

6570

M40-44

6570

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

7870

Males

6224

M40-44

6224

35K→23M

21.8 - 23.0 mi

Top 24%
×5stories
+23ft-63ft

Overall

6741

Males

5443

M40-44

5443

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6611

Males

5305

M40-44

5305

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7688

Males

5826

M40-44

5826

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

10518

Males

7210

M40-44

7210

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2stories
+22ft-21ft

Overall

8407

Males

6146

M40-44

6146

Passing Analysis

Category:
Athletes Passed
2749*
Passed By
779
Net Change
+1969
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10409
5K → 10K234292-58#10409#10467
10K → 15K30069+231#10467#10236
15K → 20K27675+200#10236#10036
20K → Half62*17+45#10036#9991
Half → 25K32814+314#9991#9677
25K → 30K45832+426#9677#9251
30K → 20M2568+248#9251#9003
20M → 21M12669+57#9003#8946
21M → 35K10524+81#8946#8865
35K → 23M22323+200#8865#8665
23M → 24M16812+156#8665#8509
24M → 40K11537+78#8509#8431
40K → 25.2M3058-28#8431#8459
25.2M → Finish6849+19#8459#8440
TOTALS2749*779+1969

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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