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BOSTON MARATHON 2025

Michael Lazar

Bib: 27329•M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
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
25:59
Rank: #19077
Start → 5K
25:59 | 8:22/mi
10K· 6.21 mi
51:13
Rank: #18245 (+832)
5K → 10K
25:14 | 8:07/mi
15K· 9.32 mi
1:16:34
Rank: #17849 (+396)
10K → 15K
25:21 | 8:10/mi
20K· 12.43 mi
1:42:07
Rank: #17453 (+396)
15K → 20K
25:33 | 8:13/mi
Half· 13.11 mi
1:47:40
Rank: #17408 (+45)
20K → Half
5:33 | 8:08/mi
25K· 15.53 mi
2:08:06
Rank: #17254 (+154)
Half → 25K
20:26 | 8:26/mi
30K· 18.64 mi
2:35:17
Rank: #17017 (+237)
25K → 30K
27:11 | 8:45/mi
20M
2:47:21
Rank: #16935 (+82)
30K → 20M
12:04 | 8:53/mi
21M
2:56:47
Rank: #16820 (+115)
20M → 21M
9:26 | 9:26/mi
35K· 21.75 mi
3:03:18
Rank: #16796 (+24)
21M → 35K
6:31 | 8:43/mi
23M
3:14:15
Rank: #16645 (+151)
35K → 23M
10:57 | 8:45/mi
24M
3:22:57
Rank: #16594 (+51)
23M → 24M
8:42 | 8:42/mi
40K· 24.85 mi
3:30:33
Rank: #16550 (+44)
24M → 40K
7:36 | 8:53/mi
25.2M
3:33:53
Rank: #16526 (+24)
40K → 25.2M
3:20 | 9:40/mi
Finish· 26.22 mi
3:42:33
Rank: #16502 (+24)
25.2M → Finish
8:40 | 8:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:40
Pace8:13 /mi
2nd Half
Distance13.11 mi
Time1:54:53
Pace8:46 /mi
📊Positive Split: 6.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:41:4425:598:2225:59
8:22
-
10K
6.21 mi12:06:5851:138:1525:14
8:07
-0:15
15K
9.32 mi12:32:191:16:348:1325:21
8:10
+0:03
20K
12.43 mi12:57:521:42:078:1325:33
8:13
+0:03
Half
13.11 mi13:03:251:47:408:135:33
8:08
-0:05
25K
15.53 mi13:23:512:08:068:1520:26
8:26
+0:18
30K
18.64 mi13:51:022:35:178:2027:11
8:45
+0:19
20M
20.00 mi14:03:062:47:218:2212:04
8:53
+0:08
21M
21.00 mi14:12:322:56:478:259:26
9:26
+0:33
35K
21.75 mi14:19:033:03:188:266:31
8:43
-0:43
23M
23.00 mi14:30:003:14:158:2710:57
8:45
+0:02
24M
24.00 mi14:38:423:22:578:278:42
8:42
-0:03
40K
24.85 mi14:46:183:30:338:287:36
8:53
+0:11
25.2M
25.20 mi14:49:383:33:538:293:20
9:40
+0:47
Finish
26.22 mi14:58:183:42:338:308:40
8:30
-1:10

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

8:07 /mi

Average Pace

8:30 /mi

Slowest Pace

9:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:29:47

94% of race

Time at Steady Pace

9:26

4% of race

Time at Slower Pace

3:20

1% of race

Average Pace: 8:29 /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 mi11:41:4425:598:2225:59
8:22
#19077
10K
6.21 mi12:06:5851:138:1525:14
8:07
#18245
15K
9.32 mi12:32:191:16:348:1325:21
8:10
#17849
20K
12.43 mi12:57:521:42:078:1325:33
8:13
#17453
Half
13.11 mi13:03:251:47:408:135:33
8:08
#17408
25K
15.53 mi13:23:512:08:068:1520:26
8:26
#17254
30K
18.64 mi13:51:022:35:178:2027:11
8:45
#17017
20M
20.00 mi14:03:062:47:218:2212:04
8:53
#16935
21M
21.00 mi14:12:322:56:478:259:26
9:26
#16820
35K
21.75 mi14:19:033:03:188:266:31
8:43
#16796
23M
23.00 mi14:30:003:14:158:2710:57
8:45
#16645
24M
24.00 mi14:38:423:22:578:278:42
8:42
#16594
40K
24.85 mi14:46:183:30:338:287:36
8:53
#16550
25.2M
25.20 mi14:49:383:33:538:293:20
9:40
#16526
Finish
26.22 mi14:58:183:42:338:308:40
8:30
#16502
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi19077120691206917130(Top 60%)11270(Top 70%)11270(Top 502%)
10K6.21 mi3.10 mi18245+83211713+35611713+35617355(Top 61%)11394(Top 71%)11394(Top 507%)
15K9.32 mi3.11 mi17849+39611560+15311560+15317130(Top 60%)11270(Top 70%)11270(Top 502%)
20K12.43 mi3.11 mi17453+39611399+16111399+16116457(Top 58%)10948(Top 68%)10948(Top 487%)
Half13.11 mi0.68 mi17408+4511371+2811371+2816811(Top 59%)11106(Top 69%)11106(Top 494%)
25K15.53 mi2.42 mi17254+15411289+8211289+8216726(Top 59%)10976(Top 68%)10976(Top 488%)
30K18.64 mi3.11 mi17017+23711139+15011139+15016281(Top 57%)10614(Top 66%)10614(Top 472%)
20M20.00 mi1.36 mi16935+8211086+5311086+5316098(Top 57%)10410(Top 65%)10410(Top 463%)
21M21.00 mi1.00 mi16820+11511004+8211004+8215769(Top 56%)10142(Top 63%)10142(Top 451%)
35K21.75 mi0.75 mi16796+2410979+2510979+2516728(Top 59%)10502(Top 65%)10502(Top 467%)
23M23.00 mi1.25 mi16645+15110878+10110878+10114794(Top 52%)9538(Top 59%)9538(Top 424%)
24M24.00 mi1.00 mi16594+5110838+4010838+4015732(Top 55%)9928(Top 62%)9928(Top 442%)
40K24.85 mi0.85 mi16550+4410789+4910789+4915674(Top 55%)9753(Top 61%)9753(Top 434%)
25.2M25.20 mi0.35 mi16526+2410768+2110768+2115391(Top 54%)9586(Top 60%)9586(Top 427%)
Finish26.22 mi1.02 mi16502+2410730+3810730+3816233(Top 57%)10041(Top 62%)10041(Top 447%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21stories
+97ft-345ft

Overall

17130

Males

11270

M40-44

11270

5K→10K

3.1 - 6.2 mi

Top 61%
×5stories
+79ft-138ft

Overall

17355

Males

11394

M40-44

11394

10K→15K

6.2 - 9.3 mi

Top 60%
×3stories
+67ft-78ft

Overall

17130

Males

11270

M40-44

11270

15K→20K

9.3 - 12.4 mi

Top 58%
×5stories
+106ft-86ft

Overall

16457

Males

10948

M40-44

10948

20K→Half

12.4 - 13.1 mi

Top 59%
×2stories
+19ft-37ft

Overall

16811

Males

11106

M40-44

11106

Half→25K

13.1 - 15.5 mi

Top 59%
×4stories
+66ft-88ft

Overall

16726

Males

10976

M40-44

10976

25K→30K

15.5 - 18.6 mi

Top 57%
×9stories
+181ft-148ft

Overall

16281

Males

10614

M40-44

10614

30K→20M

18.6 - 20.0 mi

Top 57%
×5stories
+64ft-50ft

Overall

16098

Males

10410

M40-44

10410

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

15769

Males

10142

M40-44

10142

21M→35K

21.0 - 21.8 mi

Top 59%
×7stories
+17ft-86ft

Overall

16728

Males

10502

M40-44

10502

35K→23M

21.8 - 23.0 mi

Top 52%
×5stories
+23ft-63ft

Overall

14794

Males

9538

M40-44

9538

23M→24M

23.0 - 24.0 mi

Top 55%
×6stories
+12ft-82ft

Overall

15732

Males

9928

M40-44

9928

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

15674

Males

9753

M40-44

9753

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

15391

Males

9586

M40-44

9586

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2stories
+22ft-21ft

Overall

16233

Males

10041

M40-44

10041

Passing Analysis

Category:
Athletes Passed
3279
Passed By
704
Net Change
+2575
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19077
5K → 10K88250+832#19077#18245
10K → 15K44145+396#18245#17849
15K → 20K42327+396#17849#17453
20K → Half6116+45#17453#17408
Half → 25K24389+154#17408#17254
25K → 30K337100+237#17254#17017
30K → 20M13351+82#17017#16935
20M → 21M16853+115#16935#16820
21M → 35K7450+24#16820#16796
35K → 23M18938+151#16796#16645
23M → 24M9847+51#16645#16594
24M → 40K9652+44#16594#16550
40K → 25.2M4521+24#16550#16526
25.2M → Finish8965+24#16526#16502
TOTALS3279704+2575
📊

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