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BOSTON MARATHON 2024

Chanli Lin

Bib: 5318•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 37%
Gender (Male)
#0 / 14578
Top 49%
Masters (Masters Men)
#0 / 9729
Top 39%
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
21:25
Rank: #6319
Start → 5K
21:25 | 6:54/mi
10K· 6.21 mi
44:05
Rank: #7423 (-1104)
5K → 10K
22:40 | 7:18/mi
15K· 9.32 mi
1:07:35
Rank: #8225 (-802)
10K → 15K
23:30 | 7:34/mi
20K· 12.43 mi
1:31:37
Rank: #8656 (-431)
15K → 20K
24:02 | 7:44/mi
Half· 13.11 mi
1:36:41
Rank: #8642 (+14)
20K → Half
5:04 | 7:26/mi
25K· 15.53 mi
1:56:04
Rank: #8871 (-229)
Half → 25K
19:23 | 8:00/mi
30K· 18.64 mi
2:22:57
Rank: #9319 (-448)
25K → 30K
26:53 | 8:39/mi
20M
2:34:52
Rank: #9386 (-67)
30K → 20M
11:55 | 8:46/mi
21M
2:45:06
Rank: #9672 (-286)
20M → 21M
10:14 | 10:14/mi
35K· 21.75 mi
2:51:21
Rank: #9646 (+26)
21M → 35K
6:15 | 8:21/mi
23M
3:02:10
Rank: #9554 (+92)
35K → 23M
10:49 | 8:38/mi
24M
3:10:46
Rank: #9547 (+7)
23M → 24M
8:36 | 8:36/mi
40K· 24.85 mi
3:18:26
Rank: #9604 (-57)
24M → 40K
7:40 | 8:58/mi
25.2M
3:22:02
Rank: #9666 (-62)
40K → 25.2M
3:36 | 10:26/mi
Finish· 26.22 mi
3:29:53
Rank: #9534 (+132)
25.2M → Finish
7:51 | 7:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:41
Pace7:22 /mi
2nd Half
Distance13.11 mi
Time1:53:12
Pace8:38 /mi
📊Positive Split: 17.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:1421:256:5421:25
6:54
-
10K
6.21 mi10:47:5444:057:0622:40
7:18
+0:24
15K
9.32 mi11:11:241:07:357:1523:30
7:34
+0:16
20K
12.43 mi11:35:261:31:377:2224:02
7:44
+0:10
Half
13.11 mi11:40:301:36:417:225:04
7:26
-0:18
25K
15.53 mi11:59:531:56:047:2819:23
8:00
+0:34
30K
18.64 mi12:26:462:22:577:4026:53
8:39
+0:39
20M
20.00 mi12:38:412:34:527:4511:55
8:46
+0:07
21M
21.00 mi12:48:552:45:067:5210:14
10:14
+1:28
35K
21.75 mi12:55:102:51:217:536:15
8:21
-1:53
23M
23.00 mi13:05:593:02:107:5510:49
8:38
+0:17
24M
24.00 mi13:14:353:10:467:578:36
8:36
-0:02
40K
24.85 mi13:22:153:18:267:597:40
8:58
+0:22
25.2M
25.20 mi13:25:513:22:028:013:36
10:26
+1:28
Finish
26.22 mi13:33:423:29:538:017:51
7:42
-2:44

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

6:54 /mi

Average Pace

8:01 /mi

Slowest Pace

10:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:32

50% of race

Time at Steady Pace

1:23:51

40% of race

Time at Slower Pace

21:30

10% of race

Average Pace: 8:00 /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 mi10:25:1421:256:5421:25
6:54
#6319
10K
6.21 mi10:47:5444:057:0622:40
7:18
#7423
15K
9.32 mi11:11:241:07:357:1523:30
7:34
#8225
20K
12.43 mi11:35:261:31:377:2224:02
7:44
#8656
Half
13.11 mi11:40:301:36:417:225:04
7:26
#8642
25K
15.53 mi11:59:531:56:047:2819:23
8:00
#8871
30K
18.64 mi12:26:462:22:577:4026:53
8:39
#9319
20M
20.00 mi12:38:412:34:527:4511:55
8:46
#9386
21M
21.00 mi12:48:552:45:067:5210:14
10:14
#9672
35K
21.75 mi12:55:102:51:217:536:15
8:21
#9646
23M
23.00 mi13:05:593:02:107:5510:49
8:38
#9554
24M
24.00 mi13:14:353:10:467:578:36
8:36
#9547
40K
24.85 mi13:22:153:18:267:597:40
8:58
#9604
25.2M
25.20 mi13:25:513:22:028:013:36
10:26
#9666
Finish
26.22 mi13:33:423:29:538:017:51
7:42
#9534
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi63195676567610130(Top 40%)7861(Top 54%)7861(Top 354%)
10K6.21 mi3.10 mi7423-11046426-7506426-7508637(Top 34%)7137(Top 49%)7137(Top 322%)
15K9.32 mi3.11 mi8225-8026900-4746900-47410130(Top 40%)7861(Top 54%)7861(Top 354%)
20K12.43 mi3.11 mi8656-4317117-2177117-2179976(Top 39%)7637(Top 52%)7637(Top 344%)
Half13.11 mi0.68 mi8642+147105+127105+128553(Top 33%)6942(Top 48%)6942(Top 313%)
25K15.53 mi2.42 mi8871-2297194-897194-8910139(Top 40%)7563(Top 52%)7563(Top 341%)
30K18.64 mi3.11 mi9319-4487330-1367330-13611441(Top 45%)7999(Top 55%)7999(Top 361%)
20M20.00 mi1.36 mi9386-677310+207310+2010915(Top 43%)7462(Top 51%)7462(Top 336%)
21M21.00 mi1.00 mi9672-2867393-837393-8313846(Top 54%)8577(Top 59%)8577(Top 387%)
35K21.75 mi0.75 mi9646+267333+607333+609867(Top 39%)6685(Top 46%)6685(Top 301%)
23M23.00 mi1.25 mi9554+927226+1077226+1079205(Top 36%)6204(Top 43%)6204(Top 280%)
24M24.00 mi1.00 mi9547+77173+537173+5310021(Top 39%)6549(Top 45%)6549(Top 295%)
40K24.85 mi0.85 mi9604-577161+127161+1210691(Top 42%)6742(Top 46%)6742(Top 304%)
25.2M25.20 mi0.35 mi9666-627181-207181-2012553(Top 49%)7630(Top 52%)7630(Top 344%)
Finish26.22 mi1.02 mi9534+1327075+1067075+1066756(Top 26%)4748(Top 33%)4748(Top 214%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

10130

Males

7861

M45-49

7861

5K→10K

3.1 - 6.2 mi

Top 34%
×5stories
+79ft-138ft

Overall

8637

Males

7137

M45-49

7137

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

10130

Males

7861

M45-49

7861

15K→20K

9.3 - 12.4 mi

Top 39%
×5stories
+106ft-86ft

Overall

9976

Males

7637

M45-49

7637

20K→Half

12.4 - 13.1 mi

Top 33%
×2stories
+19ft-37ft

Overall

8553

Males

6942

M45-49

6942

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

10139

Males

7563

M45-49

7563

25K→30K

15.5 - 18.6 mi

Top 45%
×9stories
+181ft-148ft

Overall

11441

Males

7999

M45-49

7999

30K→20M

18.6 - 20.0 mi

Top 43%
×5stories
+64ft-50ft

Overall

10915

Males

7462

M45-49

7462

20M→21M

20.0 - 21.0 mi

Top 54%
×8stories
+106ft-24ft

Overall

13846

Males

8577

M45-49

8577

21M→35K

21.0 - 21.8 mi

Top 39%
×7stories
+17ft-86ft

Overall

9867

Males

6685

M45-49

6685

35K→23M

21.8 - 23.0 mi

Top 36%
×5stories
+23ft-63ft

Overall

9205

Males

6204

M45-49

6204

23M→24M

23.0 - 24.0 mi

Top 39%
×6stories
+12ft-82ft

Overall

10021

Males

6549

M45-49

6549

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

10691

Males

6742

M45-49

6742

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

12553

Males

7630

M45-49

7630

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2stories
+22ft-21ft

Overall

6756

Males

4748

M45-49

4748

Passing Analysis

Category:
Athletes Passed
1283*
Passed By
4498
Net Change
-3215
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6319
5K → 10K191123-1104#6319#7423
10K → 15K32834-802#7423#8225
15K → 20K94525-431#8225#8656
20K → Half3925+14#8656#8642
Half → 25K126355-229#8642#8871
25K → 30K157605-448#8871#9319
30K → 20M121188-67#9319#9386
20M → 21M56342-286#9386#9672
21M → 35K9872+26#9672#9646
35K → 23M192100+92#9646#9554
23M → 24M103*96+7#9554#9547
24M → 40K66123-57#9547#9604
40K → 25.2M3193-62#9604#9666
25.2M → Finish14917+132#9666#9534
TOTALS1283*4498-3215

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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