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BOSTON MARATHON 2025

Robert Lambert

Bib: 4985•M

AR

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 12%
Gender (Male)
#0 / 16105
Top 20%
Masters (Masters Men)
#0 / 10463
Top 7%
Division (M40-44)
#0 / 2247
Top 21%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:32
Rank: #4675
Start → 5K
20:32 | 6:37/mi
10K· 6.21 mi
40:56
Rank: #4403 (+272)
5K → 10K
20:24 | 6:34/mi
15K· 9.32 mi
1:01:31
Rank: #4403
10K → 15K
20:35 | 6:38/mi
20K· 12.43 mi
1:22:09
Rank: #4264 (+139)
15K → 20K
20:38 | 6:38/mi
Half· 13.11 mi
1:26:40
Rank: #4256 (+8)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:42:47
Rank: #4120 (+136)
Half → 25K
16:07 | 6:39/mi
30K· 18.64 mi
2:03:48
Rank: #3897 (+223)
25K → 30K
21:01 | 6:46/mi
20M
2:13:07
Rank: #3813 (+84)
30K → 20M
9:19 | 6:51/mi
21M
2:20:17
Rank: #3725 (+88)
20M → 21M
7:10 | 7:10/mi
35K· 21.75 mi
2:25:22
Rank: #3728 (-3)
21M → 35K
5:05 | 6:48/mi
23M
2:33:58
Rank: #3638 (+90)
35K → 23M
8:36 | 6:52/mi
24M
2:40:43
Rank: #3578 (+60)
23M → 24M
6:45 | 6:45/mi
40K· 24.85 mi
2:46:32
Rank: #3513 (+65)
24M → 40K
5:49 | 6:48/mi
25.2M
2:49:06
Rank: #3482 (+31)
40K → 25.2M
2:34 | 7:27/mi
Finish· 26.22 mi
2:55:49
Rank: #3438 (+44)
25.2M → Finish
6:43 | 6:35/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:40
Pace6:37 /mi
2nd Half
Distance13.11 mi
Time1:29:09
Pace6:48 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:5620:326:3720:32
6:37
-
10K
6.21 mi10:45:2040:566:3520:24
6:34
-0:03
15K
9.32 mi11:05:551:01:316:3620:35
6:38
+0:04
20K
12.43 mi11:26:331:22:096:3720:38
6:38
0:00
Half
13.11 mi11:31:041:26:406:374:31
6:37
-0:01
25K
15.53 mi11:47:111:42:476:3716:07
6:39
+0:02
30K
18.64 mi12:08:122:03:486:3821:01
6:46
+0:07
20M
20.00 mi12:17:312:13:076:399:19
6:51
+0:05
21M
21.00 mi12:24:412:20:176:417:10
7:10
+0:19
35K
21.75 mi12:29:462:25:226:415:05
6:48
-0:22
23M
23.00 mi12:38:222:33:586:428:36
6:52
+0:04
24M
24.00 mi12:45:072:40:436:426:45
6:45
-0:07
40K
24.85 mi12:50:562:46:326:425:49
6:48
+0:03
25.2M
25.20 mi12:53:302:49:066:432:34
7:27
+0:39
Finish
26.22 mi13:00:132:55:496:436:43
6:35
-0:52

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

6:34 /mi

Average Pace

6:43 /mi

Slowest Pace

7:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:15

99% of race

Time at Steady Pace

2:34

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:42 /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 mi10:24:5620:326:3720:32
6:37
#4675
10K
6.21 mi10:45:2040:566:3520:24
6:34
#4403
15K
9.32 mi11:05:551:01:316:3620:35
6:38
#4403
20K
12.43 mi11:26:331:22:096:3720:38
6:38
#4264
Half
13.11 mi11:31:041:26:406:374:31
6:37
#4256
25K
15.53 mi11:47:111:42:476:3716:07
6:39
#4120
30K
18.64 mi12:08:122:03:486:3821:01
6:46
#3897
20M
20.00 mi12:17:312:13:076:399:19
6:51
#3813
21M
21.00 mi12:24:412:20:176:417:10
7:10
#3725
35K
21.75 mi12:29:462:25:226:415:05
6:48
#3728
23M
23.00 mi12:38:222:33:586:428:36
6:52
#3638
24M
24.00 mi12:45:072:40:436:426:45
6:45
#3578
40K
24.85 mi12:50:562:46:326:425:49
6:48
#3513
25.2M
25.20 mi12:53:302:49:066:432:34
7:27
#3482
Finish
26.22 mi13:00:132:55:496:436:43
6:35
#3438
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4675438443844452(Top 16%)4173(Top 26%)4173(Top 186%)
10K6.21 mi3.10 mi4403+2724142+2424142+2424195(Top 15%)3945(Top 24%)3945(Top 176%)
15K9.32 mi3.11 mi44034140+24140+24452(Top 16%)4173(Top 26%)4173(Top 186%)
20K12.43 mi3.11 mi4264+1394009+1314009+1313959(Top 14%)3726(Top 23%)3726(Top 166%)
Half13.11 mi0.68 mi4256+84003+64003+64604(Top 16%)4297(Top 27%)4297(Top 191%)
25K15.53 mi2.42 mi4120+1363872+1313872+1313777(Top 13%)3542(Top 22%)3542(Top 158%)
30K18.64 mi3.11 mi3897+2233669+2033669+2033225(Top 11%)3019(Top 19%)3019(Top 134%)
20M20.00 mi1.36 mi3813+843591+783591+783257(Top 11%)3013(Top 19%)3013(Top 134%)
21M21.00 mi1.00 mi3725+883502+893502+893008(Top 11%)2782(Top 17%)2782(Top 124%)
35K21.75 mi0.75 mi3728-33504-23504-24099(Top 14%)3674(Top 23%)3674(Top 164%)
23M23.00 mi1.25 mi3638+903417+873417+873072(Top 11%)2811(Top 17%)2811(Top 125%)
24M24.00 mi1.00 mi3578+603355+623355+623248(Top 11%)2928(Top 18%)2928(Top 130%)
40K24.85 mi0.85 mi3513+653291+643291+642876(Top 10%)2602(Top 16%)2602(Top 116%)
25.2M25.20 mi0.35 mi3482+313258+333258+333184(Top 11%)2825(Top 18%)2825(Top 126%)
Finish26.22 mi1.02 mi3438+443214+443214+443298(Top 12%)2906(Top 18%)2906(Top 129%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4452

Males

4173

M40-44

4173

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

4195

Males

3945

M40-44

3945

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4452

Males

4173

M40-44

4173

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3959

Males

3726

M40-44

3726

20K→Half

12.4 - 13.1 mi

Top 16%
×2stories
+19ft-37ft

Overall

4604

Males

4297

M40-44

4297

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3777

Males

3542

M40-44

3542

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

3225

Males

3019

M40-44

3019

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

3257

Males

3013

M40-44

3013

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

3008

Males

2782

M40-44

2782

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

4099

Males

3674

M40-44

3674

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

3072

Males

2811

M40-44

2811

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

3248

Males

2928

M40-44

2928

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2876

Males

2602

M40-44

2602

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

3184

Males

2825

M40-44

2825

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3298

Males

2906

M40-44

2906

Passing Analysis

Category:
Athletes Passed
1659
Passed By
422
Net Change
+1237
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4675
5K → 10K32856+272#4675#4403
10K → 15K1001000#4403#4403
15K → 20K17839+139#4403#4264
20K → Half2921+8#4264#4256
Half → 25K16529+136#4256#4120
25K → 30K24926+223#4120#3897
30K → 20M9915+84#3897#3813
20M → 21M10113+88#3813#3725
21M → 35K3134-3#3725#3728
35K → 23M10717+90#3728#3638
23M → 24M7919+60#3638#3578
24M → 40K8217+65#3578#3513
40K → 25.2M4312+31#3513#3482
25.2M → Finish6824+44#3482#3438
TOTALS1659422+1237
📊

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