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BOSTON MARATHON 2024

Brian Lee

Bib: 8844•M

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 45%
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Top 47%
Division (M45-49)
#0 / 2218
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:09
Rank: #12881
Start → 5K
24:09 | 7:46/mi
10K· 6.21 mi
49:04
Rank: #13615 (-734)
5K → 10K
24:55 | 8:01/mi
15K· 9.32 mi
1:14:10
Rank: #13749 (-134)
10K → 15K
25:06 | 8:05/mi
20K· 12.43 mi
1:40:14
Rank: #13851 (-102)
15K → 20K
26:04 | 8:23/mi
Half· 13.11 mi
1:45:52
Rank: #13851
20K → Half
5:38 | 8:15/mi
25K· 15.53 mi
2:06:34
Rank: #13716 (+135)
Half → 25K
20:42 | 8:32/mi
30K· 18.64 mi
2:34:24
Rank: #13501 (+215)
25K → 30K
27:50 | 8:58/mi
20M
2:46:39
Rank: #13341 (+160)
30K → 20M
12:15 | 9:01/mi
21M
2:56:05
Rank: #13116 (+225)
20M → 21M
9:26 | 9:26/mi
35K· 21.75 mi
3:02:28
Rank: #12992 (+124)
21M → 35K
6:23 | 8:32/mi
23M
3:12:59
Rank: #12634 (+358)
35K → 23M
10:31 | 8:24/mi
24M
3:21:00
Rank: #12346 (+288)
23M → 24M
8:01 | 8:01/mi
40K· 24.85 mi
3:27:46
Rank: #12048 (+298)
24M → 40K
6:46 | 7:55/mi
25.2M
3:30:53
Rank: #11934 (+114)
40K → 25.2M
3:07 | 9:02/mi
Finish· 26.22 mi
3:38:23
Rank: #11591 (+343)
25.2M → Finish
7:30 | 7:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:52
Pace8:05 /mi
2nd Half
Distance13.11 mi
Time1:52:31
Pace8:35 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:3824:097:4624:09
7:46
-
10K
6.21 mi11:14:3349:047:5424:55
8:01
+0:15
15K
9.32 mi11:39:391:14:107:5725:06
8:05
+0:04
20K
12.43 mi12:05:431:40:148:0426:04
8:23
+0:18
Half
13.11 mi12:11:211:45:528:055:38
8:15
-0:08
25K
15.53 mi12:32:032:06:348:0920:42
8:32
+0:17
30K
18.64 mi12:59:532:34:248:1727:50
8:58
+0:26
20M
20.00 mi13:12:082:46:398:2012:15
9:01
+0:03
21M
21.00 mi13:21:342:56:058:239:26
9:26
+0:25
35K
21.75 mi13:27:573:02:288:236:23
8:32
-0:54
23M
23.00 mi13:38:283:12:598:2310:31
8:24
-0:08
24M
24.00 mi13:46:293:21:008:238:01
8:01
-0:23
40K
24.85 mi13:53:153:27:468:226:46
7:55
-0:06
25.2M
25.20 mi13:56:223:30:538:223:07
9:02
+1:07
Finish
26.22 mi14:03:523:38:238:207:30
7:22
-1:40

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

7:22 /mi

Average Pace

8:20 /mi

Slowest Pace

9:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:36:27

44% of race

Time at Steady Pace

1:09:18

32% of race

Time at Slower Pace

52:38

24% of race

Average Pace: 8:20 /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 mi10:49:3824:097:4624:09
7:46
#12881
10K
6.21 mi11:14:3349:047:5424:55
8:01
#13615
15K
9.32 mi11:39:391:14:107:5725:06
8:05
#13749
20K
12.43 mi12:05:431:40:148:0426:04
8:23
#13851
Half
13.11 mi12:11:211:45:528:055:38
8:15
#13851
25K
15.53 mi12:32:032:06:348:0920:42
8:32
#13716
30K
18.64 mi12:59:532:34:248:1727:50
8:58
#13501
20M
20.00 mi13:12:082:46:398:2012:15
9:01
#13341
21M
21.00 mi13:21:342:56:058:239:26
9:26
#13116
35K
21.75 mi13:27:573:02:288:236:23
8:32
#12992
23M
23.00 mi13:38:283:12:598:2310:31
8:24
#12634
24M
24.00 mi13:46:293:21:008:238:01
8:01
#12346
40K
24.85 mi13:53:153:27:468:226:46
7:55
#12048
25.2M
25.20 mi13:56:223:30:538:223:07
9:02
#11934
Finish
26.22 mi14:03:523:38:238:207:30
7:22
#11591
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi128819188918813949(Top 55%)9586(Top 66%)9586(Top 432%)
10K6.21 mi3.10 mi13615-7349484-2969484-29614345(Top 56%)9772(Top 67%)9772(Top 441%)
15K9.32 mi3.11 mi13749-1349510-269510-2613949(Top 55%)9586(Top 66%)9586(Top 432%)
20K12.43 mi3.11 mi13851-1029546-369546-3614175(Top 55%)9607(Top 66%)9607(Top 433%)
Half13.11 mi0.68 mi138519546954614289(Top 56%)9611(Top 66%)9611(Top 433%)
25K15.53 mi2.42 mi13716+1359459+879459+8713243(Top 52%)9030(Top 62%)9030(Top 407%)
30K18.64 mi3.11 mi13501+2159269+1909269+19013016(Top 51%)8706(Top 60%)8706(Top 393%)
20M20.00 mi1.36 mi13341+1609132+1379132+13712188(Top 48%)8038(Top 55%)8038(Top 362%)
21M21.00 mi1.00 mi13116+2258977+1558977+15510517(Top 41%)7004(Top 48%)7004(Top 316%)
35K21.75 mi0.75 mi12992+1248897+808897+8010908(Top 43%)7184(Top 49%)7184(Top 324%)
23M23.00 mi1.25 mi12634+3588695+2028695+2027912(Top 31%)5546(Top 38%)5546(Top 250%)
24M24.00 mi1.00 mi12346+2888500+1958500+1956728(Top 26%)4848(Top 33%)4848(Top 219%)
40K24.85 mi0.85 mi12048+2988322+1788322+1785377(Top 21%)4008(Top 27%)4008(Top 181%)
25.2M25.20 mi0.35 mi11934+1148258+648258+646708(Top 26%)4679(Top 32%)4679(Top 211%)
Finish26.22 mi1.02 mi11591+3438048+2108048+2104831(Top 19%)3713(Top 25%)3713(Top 167%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

13949

Males

9586

M45-49

9586

5K→10K

3.1 - 6.2 mi

Top 56%
×5stories
+79ft-138ft

Overall

14345

Males

9772

M45-49

9772

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

13949

Males

9586

M45-49

9586

15K→20K

9.3 - 12.4 mi

Top 55%
×5stories
+106ft-86ft

Overall

14175

Males

9607

M45-49

9607

20K→Half

12.4 - 13.1 mi

Top 56%
×2stories
+19ft-37ft

Overall

14289

Males

9611

M45-49

9611

Half→25K

13.1 - 15.5 mi

Top 52%
×4stories
+66ft-88ft

Overall

13243

Males

9030

M45-49

9030

25K→30K

15.5 - 18.6 mi

Top 51%
×9stories
+181ft-148ft

Overall

13016

Males

8706

M45-49

8706

30K→20M

18.6 - 20.0 mi

Top 48%
×5stories
+64ft-50ft

Overall

12188

Males

8038

M45-49

8038

20M→21M

20.0 - 21.0 mi

Top 41%
×8stories
+106ft-24ft

Overall

10517

Males

7004

M45-49

7004

21M→35K

21.0 - 21.8 mi

Top 43%
×7stories
+17ft-86ft

Overall

10908

Males

7184

M45-49

7184

35K→23M

21.8 - 23.0 mi

Top 31%
×5stories
+23ft-63ft

Overall

7912

Males

5546

M45-49

5546

23M→24M

23.0 - 24.0 mi

Top 26%
×6stories
+12ft-82ft

Overall

6728

Males

4848

M45-49

4848

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5377

Males

4008

M45-49

4008

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

6708

Males

4679

M45-49

4679

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

4831

Males

3713

M45-49

3713

Passing Analysis

Category:
Athletes Passed
3226
Passed By
1936
Net Change
+1290
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12881
5K → 10K99833-734#12881#13615
10K → 15K172306-134#13615#13749
15K → 20K229331-102#13749#13851
20K → Half40400#13851#13851
Half → 25K270135+135#13851#13716
25K → 30K394179+215#13716#13501
30K → 20M21454+160#13501#13341
20M → 21M25429+225#13341#13116
21M → 35K14016+124#13116#12992
35K → 23M3646+358#12992#12634
23M → 24M2902+288#12634#12346
24M → 40K2991+298#12346#12048
40K → 25.2M1173+114#12048#11934
25.2M → Finish3441+343#11934#11591
TOTALS32261936+1290
📊

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