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BOSTON MARATHON 2025

Brian Landau

Bib: 10950•M

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 23%
Gender (Male)
#0 / 16105
Top 36%
Masters (Masters Men)
#0 / 10463
Top 22%
Division (M50-54)
#0 / 1996
Top 17%
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
6:53/mi
21:24
↑ 97↓ 3451.5%
10K· 6.21 mi
6:53/mi
42:48
↑ 79↓ 1380.4%
15K· 9.32 mi
6:52/mi
1:04:08
↑ 67↓ 78
20K· 12.43 mi
7:11/mi
1:26:26
↑ 106↓ 860.1%
Half· 13.11 mi
7:05/mi
1:31:16
↑ 19↓ 370.5%
25K· 15.53 mi
7:15/mi
1:48:51
↑ 66↓ 880.2%
30K· 18.64 mi
7:28/mi
2:12:02
↑ 181↓ 1480.2%
20M
7:32/mi
2:22:16
↑ 64↓ 500.2%
21M
7:48/mi
2:30:04
↑ 106↓ 241.6%
35K· 21.75 mi
7:18/mi
2:35:32
↑ 17↓ 861.7%
23M
7:28/mi
2:44:53
↑ 23↓ 630.6%
24M
7:21/mi
2:52:14
↓ 821.3%
40K· 24.85 mi
7:27/mi
2:58:36
↓ 200.3%
25.2M
7:16/mi
3:01:06
↑ 13↓ 160.2%
Finish· 26.22 mi
7:16/mi
3:08:31
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:16
Pace6:58 /mi
2nd Half
Distance13.11 mi
Time1:37:15
Pace7:25 /mi
📊Positive Split: 6.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:2721:246:5321:24
6:53
-
10K
6.21 mi11:09:5142:486:5321:24
6:53
0:00
15K
9.32 mi11:31:111:04:086:5321:20
6:52
-0:01
20K
12.43 mi11:53:291:26:266:5722:18
7:11
+0:19
Half
13.11 mi11:58:191:31:166:584:50
7:05
-0:06
25K
15.53 mi12:15:541:48:517:0017:35
7:15
+0:10
30K
18.64 mi12:39:052:12:027:0523:11
7:28
+0:13
20M
20.00 mi12:49:192:22:167:0710:14
7:32
+0:04
21M
21.00 mi12:57:072:30:047:097:48
7:48
+0:16
35K
21.75 mi13:02:352:35:327:095:28
7:18
-0:30
23M
23.00 mi13:11:562:44:537:109:21
7:28
+0:10
24M
24.00 mi13:19:172:52:147:117:21
7:21
-0:07
40K
24.85 mi13:25:392:58:367:116:22
7:27
+0:06
25.2M
25.20 mi13:28:093:01:067:112:30
7:16
-0:11
Finish
26.22 mi13:35:343:08:317:127:25
7:16
0:00

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

6:52 /mi

Average Pace

7:12 /mi

Slowest Pace

7:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:00:43

96% of race

Time at Steady Pace

7:48

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:11 /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 mi10:48:2721:246:5321:24
6:53
#6960
10K
6.21 mi11:09:5142:486:5321:24
6:53
#7068
15K
9.32 mi11:31:111:04:086:5321:20
6:52
#6923
20K
12.43 mi11:53:291:26:266:5722:18
7:11
#7207
Half
13.11 mi11:58:191:31:166:584:50
7:05
#7242
25K
15.53 mi12:15:541:48:517:0017:35
7:15
#7308
30K
18.64 mi12:39:052:12:027:0523:11
7:28
#7231
20M
20.00 mi12:49:192:22:167:0710:14
7:32
#7153
21M
21.00 mi12:57:072:30:047:097:48
7:48
#7030
35K
21.75 mi13:02:352:35:327:095:28
7:18
#7015
23M
23.00 mi13:11:562:44:537:109:21
7:28
#6901
24M
24.00 mi13:19:172:52:147:117:21
7:21
#6831
40K
24.85 mi13:25:392:58:367:116:22
7:27
#6775
25.2M
25.20 mi13:28:093:01:067:112:30
7:16
#6651
Finish
26.22 mi13:35:343:08:317:127:25
7:16
#6633
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi6960627062706718(Top 24%)6039(Top 37%)6039(Top 303%)
10K6.21 mi3.10 mi7068-1086345-756345-757141(Top 25%)6384(Top 40%)6384(Top 320%)
15K9.32 mi3.11 mi6923+1456220+1256220+1256718(Top 24%)6039(Top 37%)6039(Top 303%)
20K12.43 mi3.11 mi7207-2846423-2036423-2038008(Top 28%)6875(Top 43%)6875(Top 344%)
Half13.11 mi0.68 mi7242-356445-226445-228126(Top 29%)6965(Top 43%)6965(Top 349%)
25K15.53 mi2.42 mi7308-666473-286473-287987(Top 28%)6756(Top 42%)6756(Top 338%)
30K18.64 mi3.11 mi7231+776370+1036370+1037467(Top 26%)6255(Top 39%)6255(Top 313%)
20M20.00 mi1.36 mi7153+786291+796291+797197(Top 25%)5960(Top 37%)5960(Top 299%)
21M21.00 mi1.00 mi7030+1236174+1176174+1176187(Top 22%)5188(Top 32%)5188(Top 260%)
35K21.75 mi0.75 mi7015+156149+256149+257261(Top 26%)5845(Top 36%)5845(Top 293%)
23M23.00 mi1.25 mi6901+1146033+1166033+1166442(Top 23%)5255(Top 33%)5255(Top 263%)
24M24.00 mi1.00 mi6831+705955+785955+786709(Top 24%)5356(Top 33%)5356(Top 268%)
40K24.85 mi0.85 mi6775+565887+685887+686472(Top 23%)5128(Top 32%)5128(Top 257%)
25.2M25.20 mi0.35 mi6651+1245786+1015786+1012413(Top 8%)2149(Top 13%)2149(Top 108%)
Finish26.22 mi1.02 mi6633+185744+425744+427561(Top 27%)5642(Top 35%)5642(Top 283%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21story building
+97ft-345ft

Overall

6718

Males

6039

M50-54

6039

5K→10K

3.1 - 6.2 mi

Top 25%
×5story building
+79ft-138ft

Overall

7141

Males

6384

M50-54

6384

10K→15K

6.2 - 9.3 mi

Top 24%
×3story building
+67ft-78ft

Overall

6718

Males

6039

M50-54

6039

15K→20K

9.3 - 12.4 mi

Top 28%
×5story building
+106ft-86ft

Overall

8008

Males

6875

M50-54

6875

20K→Half

12.4 - 13.1 mi

Top 29%
×2story building
+19ft-37ft

Overall

8126

Males

6965

M50-54

6965

Half→25K

13.1 - 15.5 mi

Top 28%
×4story building
+66ft-88ft

Overall

7987

Males

6756

M50-54

6756

25K→30K

15.5 - 18.6 mi

Top 26%
×9story building
+181ft-148ft

Overall

7467

Males

6255

M50-54

6255

30K→20M

18.6 - 20.0 mi

Top 25%
×5story building
+64ft-50ft

Overall

7197

Males

5960

M50-54

5960

20M→21M

20.0 - 21.0 mi

Top 22%
×8story building
+106ft-24ft

Overall

6187

Males

5188

M50-54

5188

21M→35K

21.0 - 21.8 mi

Top 26%
×7story building
+17ft-86ft

Overall

7261

Males

5845

M50-54

5845

35K→23M

21.8 - 23.0 mi

Top 23%
×5story building
+23ft-63ft

Overall

6442

Males

5255

M50-54

5255

23M→24M

23.0 - 24.0 mi

Top 24%
×6story building
+12ft-82ft

Overall

6709

Males

5356

M50-54

5356

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6472

Males

5128

M50-54

5128

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2413

Males

2149

M50-54

2149

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2story building
+22ft-21ft

Overall

7561

Males

5642

M50-54

5642

Passing Analysis

Category:
Athletes Passed
1629
Passed By
1302
Net Change
+327
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6960
5K → 10K151259-108#6960#7068
10K → 15K21166+145#7068#6923
15K → 20K67351-284#6923#7207
20K → Half540-35#7207#7242
Half → 25K92158-66#7242#7308
25K → 30K211134+77#7308#7231
30K → 20M12850+78#7231#7153
20M → 21M15027+123#7153#7030
21M → 35K6045+15#7030#7015
35K → 23M15440+114#7015#6901
23M → 24M10131+70#6901#6831
24M → 40K9539+56#6831#6775
40K → 25.2M1251+124#6775#6651
25.2M → Finish7961+18#6651#6633
TOTALS16291302+327
📊

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