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BOSTON MARATHON 2024

Richard Lazarowich

Bib: 26371•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M40-44)
#0 / 2009
Race Day Weather
55°/45°F
scattered 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
11:04/mi
34:23
↑ 97↓ 3451.5%
10K· 6.21 mi
10:46/mi
1:07:51
↑ 79↓ 1380.4%
15K· 9.32 mi
10:58/mi
1:41:55
↑ 67↓ 78
20K· 12.43 mi
11:06/mi
2:16:23
↑ 106↓ 860.1%
Half· 13.11 mi
10:39/mi
2:23:39
↑ 19↓ 370.5%
25K· 15.53 mi
11:23/mi
2:51:14
↑ 66↓ 880.2%
30K· 18.64 mi
12:23/mi
3:29:43
↑ 181↓ 1480.2%
20M
12:25/mi
3:46:35
↑ 64↓ 500.2%
21M
15:41/mi
4:02:16
↑ 106↓ 241.6%
35K· 21.75 mi
13:17/mi
4:12:12
↑ 17↓ 861.7%
23M
14:45/mi
4:30:40
↑ 23↓ 630.6%
24M
13:15/mi
4:43:55
↓ 821.3%
40K· 24.85 mi
13:16/mi
4:55:16
↓ 200.3%
25.2M
13:38/mi
4:59:58
↑ 13↓ 160.2%
Finish· 26.22 mi
12:09/mi
5:12:21
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:23:39
Pace10:57 /mi
2nd Half
Distance13.11 mi
Time2:48:42
Pace12:52 /mi
📊Positive Split: 17.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:00:5034:2311:0434:23
11:04
-
10K
6.21 mi12:34:181:07:5110:5533:28
10:46
-0:18
15K
9.32 mi13:08:221:41:5510:5634:04
10:58
+0:12
20K
12.43 mi13:42:502:16:2310:5834:28
11:06
+0:08
Half
13.11 mi13:50:062:23:3910:577:16
10:39
-0:27
25K
15.53 mi14:17:412:51:1411:0127:35
11:23
+0:44
30K
18.64 mi14:56:103:29:4311:1538:29
12:23
+1:00
20M
20.00 mi15:13:023:46:3511:2016:52
12:25
+0:02
21M
21.00 mi15:28:434:02:1611:3215:41
15:41
+3:16
35K
21.75 mi15:38:394:12:1211:369:56
13:17
-2:24
23M
23.00 mi15:57:074:30:4011:4618:28
14:45
+1:28
24M
24.00 mi16:10:224:43:5511:5013:15
13:15
-1:30
40K
24.85 mi16:21:434:55:1611:5311:21
13:16
+0:01
25.2M
25.20 mi16:26:254:59:5811:544:42
13:38
+0:22
Finish
26.22 mi16:38:485:12:2111:5512:23
12:09
-1:29

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

10:39 /mi

Average Pace

11:55 /mi

Slowest Pace

15:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:51:14

55% of race

Time at Steady Pace

1:07:44

22% of race

Time at Slower Pace

1:13:23

23% of race

Average Pace: 11:55 /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 mi12:00:5034:2311:0434:23
11:04
#24895
10K
6.21 mi12:34:181:07:5110:5533:28
10:46
#24454
15K
9.32 mi13:08:221:41:5510:5634:04
10:58
#24196
20K
12.43 mi13:42:502:16:2310:5834:28
11:06
#23895
Half
13.11 mi13:50:062:23:3910:577:16
10:39
#23859
25K
15.53 mi14:17:412:51:1411:0127:35
11:23
#23592
30K
18.64 mi14:56:103:29:4311:1538:29
12:23
#23415
20M
20.00 mi15:13:023:46:3511:2016:52
12:25
#23302
21M
21.00 mi15:28:434:02:1611:3215:41
15:41
#23354
35K
21.75 mi15:38:394:12:1211:369:56
13:17
#23349
23M
23.00 mi15:57:074:30:4011:4618:28
14:45
#23471
24M
24.00 mi16:10:224:43:5511:5013:15
13:15
#23497
40K
24.85 mi16:21:434:55:1611:5311:21
13:16
#23475
25.2M
25.20 mi16:26:254:59:5811:544:42
13:38
#23454
Finish
26.22 mi16:38:485:12:2111:5512:23
12:09
#23462
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi24895143521435223685(Top 93%)13847(Top 95%)13847(Top 689%)
10K6.21 mi3.10 mi24454+44114182+17014182+17023969(Top 94%)13972(Top 96%)13972(Top 695%)
15K9.32 mi3.11 mi24196+25814076+10614076+10623685(Top 93%)13847(Top 95%)13847(Top 689%)
20K12.43 mi3.11 mi23895+30113944+13213944+13222783(Top 89%)13404(Top 92%)13404(Top 667%)
Half13.11 mi0.68 mi23859+3613933+1113933+1122933(Top 90%)13429(Top 92%)13429(Top 668%)
25K15.53 mi2.42 mi23592+26713773+16013773+16022214(Top 87%)13057(Top 90%)13057(Top 650%)
30K18.64 mi3.11 mi23415+17713652+12113652+12122540(Top 88%)13072(Top 90%)13072(Top 651%)
20M20.00 mi1.36 mi23302+11313570+8213570+8222041(Top 86%)12723(Top 87%)12723(Top 633%)
21M21.00 mi1.00 mi23354-5213591-2113591-2124233(Top 95%)13804(Top 95%)13804(Top 687%)
35K21.75 mi0.75 mi23349+513581+1013581+1023561(Top 92%)13421(Top 92%)13421(Top 668%)
23M23.00 mi1.25 mi23471-12213630-4913630-4924465(Top 96%)13907(Top 95%)13907(Top 692%)
24M24.00 mi1.00 mi23497-2613627+313627+323416(Top 92%)13266(Top 91%)13266(Top 660%)
40K24.85 mi0.85 mi23475+2213604+2313604+2322679(Top 89%)12854(Top 88%)12854(Top 640%)
25.2M25.20 mi0.35 mi23454+2113585+1913585+1920950(Top 82%)11951(Top 82%)11951(Top 595%)
Finish26.22 mi1.02 mi23462-813584+113584+123430(Top 92%)13252(Top 91%)13252(Top 660%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×21story building
+97ft-345ft

Overall

23685

Males

13847

M40-44

13847

5K→10K

3.1 - 6.2 mi

Top 94%
×5story building
+79ft-138ft

Overall

23969

Males

13972

M40-44

13972

10K→15K

6.2 - 9.3 mi

Top 93%
×3story building
+67ft-78ft

Overall

23685

Males

13847

M40-44

13847

15K→20K

9.3 - 12.4 mi

Top 89%
×5story building
+106ft-86ft

Overall

22783

Males

13404

M40-44

13404

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

22933

Males

13429

M40-44

13429

Half→25K

13.1 - 15.5 mi

Top 87%
×4story building
+66ft-88ft

Overall

22214

Males

13057

M40-44

13057

25K→30K

15.5 - 18.6 mi

Top 88%
×9story building
+181ft-148ft

Overall

22540

Males

13072

M40-44

13072

30K→20M

18.6 - 20.0 mi

Top 86%
×5story building
+64ft-50ft

Overall

22041

Males

12723

M40-44

12723

20M→21M

20.0 - 21.0 mi

Top 95%
×8story building
+106ft-24ft

Overall

24233

Males

13804

M40-44

13804

21M→35K

21.0 - 21.8 mi

Top 92%
×7story building
+17ft-86ft

Overall

23561

Males

13421

M40-44

13421

35K→23M

21.8 - 23.0 mi

Top 96%
×5story building
+23ft-63ft

Overall

24465

Males

13907

M40-44

13907

23M→24M

23.0 - 24.0 mi

Top 92%
×6story building
+12ft-82ft

Overall

23416

Males

13266

M40-44

13266

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

22679

Males

12854

M40-44

12854

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

20950

Males

11951

M40-44

11951

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2story building
+22ft-21ft

Overall

23430

Males

13252

M40-44

13252

Passing Analysis

Category:
Athletes Passed
1942
Passed By
509
Net Change
+1433
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24895
5K → 10K45413+441#24895#24454
10K → 15K27820+258#24454#24196
15K → 20K31312+301#24196#23895
20K → Half437+36#23895#23859
Half → 25K2769+267#23859#23592
25K → 30K21942+177#23592#23415
30K → 20M12714+113#23415#23302
20M → 21M2981-52#23302#23354
21M → 35K3833+5#23354#23349
35K → 23M26148-122#23349#23471
23M → 24M3359-26#23471#23497
24M → 40K4321+22#23497#23475
40K → 25.2M287+21#23475#23454
25.2M → Finish3543-8#23454#23462
TOTALS1942509+1433
📊

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