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BOSTON MARATHON 2024

Michael Kilborn

Bib: 8028•M

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 41%
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Top 43%
Division (M40-44)
#0 / 2009
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:18
Rank: #10748
Start → 5K
23:18 | 7:30/mi
10K· 6.21 mi
47:52
Rank: #12120 (-1372)
5K → 10K
24:34 | 7:54/mi
15K· 9.32 mi
1:11:58
Rank: #11904 (+216)
10K → 15K
24:06 | 7:45/mi
20K· 12.43 mi
1:36:23
Rank: #11566 (+338)
15K → 20K
24:25 | 7:52/mi
Half· 13.11 mi
1:41:39
Rank: #11502 (+64)
20K → Half
5:16 | 7:43/mi
25K· 15.53 mi
2:01:15
Rank: #11319 (+183)
Half → 25K
19:36 | 8:05/mi
30K· 18.64 mi
2:27:22
Rank: #10976 (+343)
25K → 30K
26:07 | 8:24/mi
20M
2:39:54
Rank: #11136 (-160)
30K → 20M
12:32 | 9:13/mi
21M
2:48:52
Rank: #10870 (+266)
20M → 21M
8:58 | 8:58/mi
35K· 21.75 mi
2:55:08
Rank: #10817 (+53)
21M → 35K
6:16 | 8:23/mi
23M
3:06:06
Rank: #10721 (+96)
35K → 23M
10:58 | 8:46/mi
24M
3:14:58
Rank: #10740 (-19)
23M → 24M
8:52 | 8:52/mi
40K· 24.85 mi
3:22:35
Rank: #10687 (+53)
24M → 40K
7:37 | 8:54/mi
25.2M
3:26:02
Rank: #10686 (+1)
40K → 25.2M
3:27 | 10:00/mi
Finish· 26.22 mi
3:34:15
Rank: #10591 (+95)
25.2M → Finish
8:13 | 8:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:39
Pace7:45 /mi
2nd Half
Distance13.11 mi
Time1:52:36
Pace8:35 /mi
📊Positive Split: 10.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:4023:187:3023:18
7:30
-
10K
6.21 mi11:13:1447:527:4224:34
7:54
+0:24
15K
9.32 mi11:37:201:11:587:4324:06
7:45
-0:09
20K
12.43 mi12:01:451:36:237:4524:25
7:52
+0:07
Half
13.11 mi12:07:011:41:397:455:16
7:43
-0:09
25K
15.53 mi12:26:372:01:157:4819:36
8:05
+0:22
30K
18.64 mi12:52:442:27:227:5426:07
8:24
+0:19
20M
20.00 mi13:05:162:39:548:0012:32
9:13
+0:49
21M
21.00 mi13:14:142:48:528:028:58
8:58
-0:15
35K
21.75 mi13:20:302:55:088:036:16
8:23
-0:35
23M
23.00 mi13:31:283:06:068:0510:58
8:46
+0:23
24M
24.00 mi13:40:203:14:588:078:52
8:52
+0:06
40K
24.85 mi13:47:573:22:358:097:37
8:54
+0:02
25.2M
25.20 mi13:51:243:26:028:113:27
10:00
+1:06
Finish
26.22 mi13:59:373:34:158:118:13
8:04
-1:56

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

7:30 /mi

Average Pace

8:11 /mi

Slowest Pace

10:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:41:39

47% of race

Time at Steady Pace

1:00:12

28% of race

Time at Slower Pace

52:24

24% of race

Average Pace: 8:10 /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 mi10:48:4023:187:3023:18
7:30
#10748
10K
6.21 mi11:13:1447:527:4224:34
7:54
#12120
15K
9.32 mi11:37:201:11:587:4324:06
7:45
#11904
20K
12.43 mi12:01:451:36:237:4524:25
7:52
#11566
Half
13.11 mi12:07:011:41:397:455:16
7:43
#11502
25K
15.53 mi12:26:372:01:157:4819:36
8:05
#11319
30K
18.64 mi12:52:442:27:227:5426:07
8:24
#10976
20M
20.00 mi13:05:162:39:548:0012:32
9:13
#11136
21M
21.00 mi13:14:142:48:528:028:58
8:58
#10870
35K
21.75 mi13:20:302:55:088:036:16
8:23
#10817
23M
23.00 mi13:31:283:06:068:0510:58
8:46
#10721
24M
24.00 mi13:40:203:14:588:078:52
8:52
#10740
40K
24.85 mi13:47:573:22:358:097:37
8:54
#10687
25.2M
25.20 mi13:51:243:26:028:113:27
10:00
#10686
Finish
26.22 mi13:59:373:34:158:118:13
8:04
#10591
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi107488293829311592(Top 45%)8550(Top 59%)8550(Top 426%)
10K6.21 mi3.10 mi12120-13728858-5658858-56513478(Top 53%)9410(Top 65%)9410(Top 468%)
15K9.32 mi3.11 mi11904+2168723+1358723+13511592(Top 45%)8550(Top 59%)8550(Top 426%)
20K12.43 mi3.11 mi11566+3388562+1618562+16110802(Top 42%)8064(Top 55%)8064(Top 401%)
Half13.11 mi0.68 mi11502+648525+378525+3710698(Top 42%)8027(Top 55%)8027(Top 400%)
25K15.53 mi2.42 mi11319+1838401+1248401+12410709(Top 42%)7865(Top 54%)7865(Top 391%)
30K18.64 mi3.11 mi10976+3438137+2648137+26410161(Top 40%)7356(Top 50%)7356(Top 366%)
20M20.00 mi1.36 mi11136-1608157-208157-2013234(Top 52%)8504(Top 58%)8504(Top 423%)
21M21.00 mi1.00 mi10870+2667972+1857972+1858423(Top 33%)6006(Top 41%)6006(Top 299%)
35K21.75 mi0.75 mi10817+537914+587914+589987(Top 39%)6743(Top 46%)6743(Top 336%)
23M23.00 mi1.25 mi10721+967806+1087806+1089856(Top 39%)6511(Top 45%)6511(Top 324%)
24M24.00 mi1.00 mi10740-197765+417765+4111445(Top 45%)7282(Top 50%)7282(Top 362%)
40K24.85 mi0.85 mi10687+537686+797686+7910392(Top 41%)6613(Top 45%)6613(Top 329%)
25.2M25.20 mi0.35 mi10686+17671+157671+1510922(Top 43%)6844(Top 47%)6844(Top 341%)
Finish26.22 mi1.02 mi10591+957580+917580+918909(Top 35%)5881(Top 40%)5881(Top 293%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

11592

Males

8550

M40-44

8550

5K→10K

3.1 - 6.2 mi

Top 53%
×5stories
+79ft-138ft

Overall

13478

Males

9410

M40-44

9410

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

11592

Males

8550

M40-44

8550

15K→20K

9.3 - 12.4 mi

Top 42%
×5stories
+106ft-86ft

Overall

10802

Males

8064

M40-44

8064

20K→Half

12.4 - 13.1 mi

Top 42%
×2stories
+19ft-37ft

Overall

10698

Males

8027

M40-44

8027

Half→25K

13.1 - 15.5 mi

Top 42%
×4stories
+66ft-88ft

Overall

10709

Males

7865

M40-44

7865

25K→30K

15.5 - 18.6 mi

Top 40%
×9stories
+181ft-148ft

Overall

10161

Males

7356

M40-44

7356

30K→20M

18.6 - 20.0 mi

Top 52%
×5stories
+64ft-50ft

Overall

13234

Males

8504

M40-44

8504

20M→21M

20.0 - 21.0 mi

Top 33%
×8stories
+106ft-24ft

Overall

8423

Males

6006

M40-44

6006

21M→35K

21.0 - 21.8 mi

Top 39%
×7stories
+17ft-86ft

Overall

9987

Males

6743

M40-44

6743

35K→23M

21.8 - 23.0 mi

Top 39%
×5stories
+23ft-63ft

Overall

9856

Males

6511

M40-44

6511

23M→24M

23.0 - 24.0 mi

Top 45%
×6stories
+12ft-82ft

Overall

11445

Males

7282

M40-44

7282

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

10392

Males

6613

M40-44

6613

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

10922

Males

6844

M40-44

6844

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2stories
+22ft-21ft

Overall

8909

Males

5881

M40-44

5881

Passing Analysis

Category:
Athletes Passed
2680*
Passed By
2523
Net Change
+157
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10748
5K → 10K331405-1372#10748#12120
10K → 15K340124+216#12120#11904
15K → 20K40668+338#11904#11566
20K → Half7814+64#11566#11502
Half → 25K285102+183#11502#11319
25K → 30K470127+343#11319#10976
30K → 20M92252-160#10976#11136
20M → 21M29832+266#11136#10870
21M → 35K9744+53#10870#10817
35K → 23M18488+96#10817#10721
23M → 24M107126-19#10721#10740
24M → 40K116*63+53#10740#10687
40K → 25.2M3938+1#10687#10686
25.2M → Finish13540+95#10686#10591
TOTALS2680*2523+157

* 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