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BOSTON MARATHON 2024

Nicholas Lanzer

Bib: 4543•M

OH

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 18%
Gender (Male)
#0 / 14578
Top 28%
Masters (Masters Men)
#0 / 9729
Top 16%
Division (M40-44)
#0 / 2009
Top 39%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:43
Rank: #4563
Start → 5K
20:43 | 6:40/mi
10K· 6.21 mi
41:48
Rank: #4776 (-213)
5K → 10K
21:05 | 6:47/mi
15K· 9.32 mi
1:03:10
Rank: #4981 (-205)
10K → 15K
21:22 | 6:53/mi
20K· 12.43 mi
1:25:30
Rank: #5406 (-425)
15K → 20K
22:20 | 7:11/mi
Half· 13.11 mi
1:30:25
Rank: #5501 (-95)
20K → Half
4:55 | 7:12/mi
25K· 15.53 mi
1:48:36
Rank: #5668 (-167)
Half → 25K
18:11 | 7:30/mi
30K· 18.64 mi
2:12:33
Rank: #5635 (+33)
25K → 30K
23:57 | 7:43/mi
20M
2:23:15
Rank: #5588 (+47)
30K → 20M
10:42 | 7:52/mi
21M
2:31:30
Rank: #5475 (+113)
20M → 21M
8:15 | 8:15/mi
35K· 21.75 mi
2:37:07
Rank: #5402 (+73)
21M → 35K
5:37 | 7:30/mi
23M
2:46:29
Rank: #5159 (+243)
35K → 23M
9:22 | 7:29/mi
24M
2:53:45
Rank: #4978 (+181)
23M → 24M
7:16 | 7:16/mi
40K· 24.85 mi
3:00:15
Rank: #4847 (+131)
24M → 40K
6:30 | 7:36/mi
25.2M
3:02:56
Rank: #4775 (+72)
40K → 25.2M
2:41 | 7:47/mi
Finish· 26.22 mi
3:10:02
Rank: #4638 (+137)
25.2M → Finish
7:06 | 6:58/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:25
Pace6:54 /mi
2nd Half
Distance13.11 mi
Time1:39:37
Pace7:36 /mi
📊Positive Split: 10.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:1620:436:4020:43
6:40
-
10K
6.21 mi10:45:2141:486:4421:05
6:47
+0:07
15K
9.32 mi11:06:431:03:106:4721:22
6:53
+0:06
20K
12.43 mi11:29:031:25:306:5322:20
7:11
+0:18
Half
13.11 mi11:33:581:30:256:544:55
7:12
+0:01
25K
15.53 mi11:52:091:48:366:5918:11
7:30
+0:18
30K
18.64 mi12:16:062:12:337:0723:57
7:43
+0:13
20M
20.00 mi12:26:482:23:157:1010:42
7:52
+0:09
21M
21.00 mi12:35:032:31:307:138:15
8:15
+0:23
35K
21.75 mi12:40:402:37:077:135:37
7:30
-0:45
23M
23.00 mi12:50:022:46:297:149:22
7:29
-0:01
24M
24.00 mi12:57:182:53:457:147:16
7:16
-0:13
40K
24.85 mi13:03:483:00:157:156:30
7:36
+0:20
25.2M
25.20 mi13:06:293:02:567:162:41
7:47
+0:11
Finish
26.22 mi13:13:353:10:027:157:06
6:58
-0:49

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

6:40 /mi

Average Pace

7:15 /mi

Slowest Pace

8:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:47

55% of race

Time at Steady Pace

39:40

21% of race

Time at Slower Pace

45:35

24% of race

Average Pace: 7:15 /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 mi10:24:1620:436:4020:43
6:40
#4563
10K
6.21 mi10:45:2141:486:4421:05
6:47
#4776
15K
9.32 mi11:06:431:03:106:4721:22
6:53
#4981
20K
12.43 mi11:29:031:25:306:5322:20
7:11
#5406
Half
13.11 mi11:33:581:30:256:544:55
7:12
#5501
25K
15.53 mi11:52:091:48:366:5918:11
7:30
#5668
30K
18.64 mi12:16:062:12:337:0723:57
7:43
#5635
20M
20.00 mi12:26:482:23:157:1010:42
7:52
#5588
21M
21.00 mi12:35:032:31:307:138:15
8:15
#5475
35K
21.75 mi12:40:402:37:077:135:37
7:30
#5402
23M
23.00 mi12:50:022:46:297:149:22
7:29
#5159
24M
24.00 mi12:57:182:53:457:147:16
7:16
#4978
40K
24.85 mi13:03:483:00:157:156:30
7:36
#4847
25.2M
25.20 mi13:06:293:02:567:162:41
7:47
#4775
Finish
26.22 mi13:13:353:10:027:157:06
6:58
#4638
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4563426842685388(Top 21%)4922(Top 34%)4922(Top 245%)
10K6.21 mi3.10 mi4776-2134452-1844452-1845060(Top 20%)4677(Top 32%)4677(Top 233%)
15K9.32 mi3.11 mi4981-2054613-1614613-1615388(Top 21%)4922(Top 34%)4922(Top 245%)
20K12.43 mi3.11 mi5406-4254948-3354948-3356286(Top 25%)5509(Top 38%)5509(Top 274%)
Half13.11 mi0.68 mi5501-955013-655013-656954(Top 27%)5948(Top 41%)5948(Top 296%)
25K15.53 mi2.42 mi5668-1675118-1055118-1056945(Top 27%)5777(Top 40%)5777(Top 288%)
30K18.64 mi3.11 mi5635+335031+875031+876180(Top 24%)5122(Top 35%)5122(Top 255%)
20M20.00 mi1.36 mi5588+474963+684963+686069(Top 24%)4884(Top 34%)4884(Top 243%)
21M21.00 mi1.00 mi5475+1134855+1084855+1085106(Top 20%)4166(Top 29%)4166(Top 207%)
35K21.75 mi0.75 mi5402+734786+694786+695070(Top 20%)4141(Top 28%)4141(Top 206%)
23M23.00 mi1.25 mi5159+2434577+2094577+2093545(Top 14%)3072(Top 21%)3072(Top 153%)
24M24.00 mi1.00 mi4978+1814422+1554422+1553244(Top 13%)2802(Top 19%)2802(Top 139%)
40K24.85 mi0.85 mi4847+1314300+1224300+1223911(Top 15%)3155(Top 22%)3155(Top 157%)
25.2M25.20 mi0.35 mi4775+724233+674233+672163(Top 8%)1908(Top 13%)1908(Top 95%)
Finish26.22 mi1.02 mi4638+1374101+1324101+1323013(Top 12%)2532(Top 17%)2532(Top 126%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

5388

Males

4922

M40-44

4922

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5060

Males

4677

M40-44

4677

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

5388

Males

4922

M40-44

4922

15K→20K

9.3 - 12.4 mi

Top 25%
×5stories
+106ft-86ft

Overall

6286

Males

5509

M40-44

5509

20K→Half

12.4 - 13.1 mi

Top 27%
×2stories
+19ft-37ft

Overall

6954

Males

5948

M40-44

5948

Half→25K

13.1 - 15.5 mi

Top 27%
×4stories
+66ft-88ft

Overall

6945

Males

5777

M40-44

5777

25K→30K

15.5 - 18.6 mi

Top 24%
×9stories
+181ft-148ft

Overall

6180

Males

5122

M40-44

5122

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6069

Males

4884

M40-44

4884

20M→21M

20.0 - 21.0 mi

Top 20%
×8stories
+106ft-24ft

Overall

5106

Males

4166

M40-44

4166

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5070

Males

4141

M40-44

4141

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

3545

Males

3072

M40-44

3072

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3244

Males

2802

M40-44

2802

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

3911

Males

3155

M40-44

3155

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2163

Males

1908

M40-44

1908

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3013

Males

2532

M40-44

2532

Passing Analysis

Category:
Athletes Passed
1761
Passed By
1836
Net Change
-75
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4563
5K → 10K106319-213#4563#4776
10K → 15K87292-205#4776#4981
15K → 20K75500-425#4981#5406
20K → Half7102-95#5406#5501
Half → 25K104271-167#5501#5668
25K → 30K221188+33#5668#5635
30K → 20M12073+47#5635#5588
20M → 21M14936+113#5588#5475
21M → 35K9522+73#5475#5402
35K → 23M2529+243#5402#5159
23M → 24M1832+181#5159#4978
24M → 40K1398+131#4978#4847
40K → 25.2M753+72#4847#4775
25.2M → Finish14811+137#4775#4638
TOTALS17611836-75
📊

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