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BOSTON MARATHON 2024

Michael Chang

Bib: 28036•M

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:55
Rank: #22886
Start → 5K
30:55 | 9:57/mi
10K· 6.21 mi
1:02:51
Rank: #23025 (-139)
5K → 10K
31:56 | 10:17/mi
15K· 9.32 mi
1:33:42
Rank: #22590 (+435)
10K → 15K
30:51 | 9:56/mi
20K· 12.43 mi
2:04:32
Rank: #22003 (+587)
15K → 20K
30:50 | 9:55/mi
Half· 13.11 mi
2:11:05
Rank: #21927 (+76)
20K → Half
6:33 | 9:36/mi
25K· 15.53 mi
2:35:37
Rank: #21513 (+414)
Half → 25K
24:32 | 10:07/mi
30K· 18.64 mi
3:09:31
Rank: #21178 (+335)
25K → 30K
33:54 | 10:55/mi
20M
3:26:19
Rank: #21256 (-78)
30K → 20M
16:48 | 12:22/mi
21M
3:37:33
Rank: #21027 (+229)
20M → 21M
11:14 | 11:14/mi
35K· 21.75 mi
3:46:36
Rank: #21068 (-41)
21M → 35K
9:03 | 12:06/mi
23M
4:04:19
Rank: #21319 (-251)
35K → 23M
17:43 | 14:09/mi
24M
4:16:39
Rank: #21361 (-42)
23M → 24M
12:20 | 12:20/mi
40K· 24.85 mi
4:25:46
Rank: #21209 (+152)
24M → 40K
9:07 | 10:40/mi
25.2M
4:30:48
Rank: #21240 (-31)
40K → 25.2M
5:02 | 14:36/mi
Finish· 26.22 mi
4:40:32
Rank: #21088 (+152)
25.2M → Finish
9:44 | 9:33/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:05
Pace10:00 /mi
2nd Half
Distance13.11 mi
Time2:29:27
Pace11:24 /mi
📊Positive Split: 14.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:0630:559:5730:55
9:57
-
10K
6.21 mi12:27:021:02:5110:0731:56
10:17
+0:20
15K
9.32 mi12:57:531:33:4210:0330:51
9:56
-0:21
20K
12.43 mi13:28:432:04:3210:0130:50
9:55
-0:01
Half
13.11 mi13:35:162:11:0510:006:33
9:36
-0:19
25K
15.53 mi13:59:482:35:3710:0124:32
10:07
+0:31
30K
18.64 mi14:33:423:09:3110:1033:54
10:55
+0:48
20M
20.00 mi14:50:303:26:1910:1916:48
12:22
+1:27
21M
21.00 mi15:01:443:37:3310:2211:14
11:14
-1:08
35K
21.75 mi15:10:473:46:3610:259:03
12:06
+0:52
23M
23.00 mi15:28:304:04:1910:3717:43
14:09
+2:03
24M
24.00 mi15:40:504:16:3910:4212:20
12:20
-1:49
40K
24.85 mi15:49:574:25:4610:429:07
10:40
-1:40
25.2M
25.20 mi15:54:594:30:4810:455:02
14:36
+3:56
Finish
26.22 mi16:04:434:40:3210:429:44
9:33
-5:03

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

9:33 /mi

Average Pace

10:42 /mi

Slowest Pace

14:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

16:17

6% of race

Time at Steady Pace

3:23:19

72% of race

Time at Slower Pace

1:00:56

22% of race

Average Pace: 10:42 /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 mi11:55:0630:559:5730:55
9:57
#22886
10K
6.21 mi12:27:021:02:5110:0731:56
10:17
#23025
15K
9.32 mi12:57:531:33:4210:0330:51
9:56
#22590
20K
12.43 mi13:28:432:04:3210:0130:50
9:55
#22003
Half
13.11 mi13:35:162:11:0510:006:33
9:36
#21927
25K
15.53 mi13:59:482:35:3710:0124:32
10:07
#21513
30K
18.64 mi14:33:423:09:3110:1033:54
10:55
#21178
20M
20.00 mi14:50:303:26:1910:1916:48
12:22
#21256
21M
21.00 mi15:01:443:37:3310:2211:14
11:14
#21027
35K
21.75 mi15:10:473:46:3610:259:03
12:06
#21068
23M
23.00 mi15:28:304:04:1910:3717:43
14:09
#21319
24M
24.00 mi15:40:504:16:3910:4212:20
12:20
#21361
40K
24.85 mi15:49:574:25:4610:429:07
10:40
#21209
25.2M
25.20 mi15:54:594:30:4810:455:02
14:36
#21240
Finish
26.22 mi16:04:434:40:3210:429:44
9:33
#21088
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22886134991349921755(Top 85%)12973(Top 89%)12973(Top 268%)
10K6.21 mi3.10 mi23025-13913544-4513544-4523120(Top 90%)13581(Top 93%)13581(Top 280%)
15K9.32 mi3.11 mi22590+43513363+18113363+18121755(Top 85%)12973(Top 89%)12973(Top 268%)
20K12.43 mi3.11 mi22003+58713052+31113052+31120387(Top 80%)12319(Top 85%)12319(Top 254%)
Half13.11 mi0.68 mi21927+7613013+3913013+3920351(Top 80%)12240(Top 84%)12240(Top 252%)
25K15.53 mi2.42 mi21513+41412818+19512818+19519423(Top 76%)11782(Top 81%)11782(Top 243%)
30K18.64 mi3.11 mi21178+33512604+21412604+21419777(Top 77%)11744(Top 81%)11744(Top 242%)
20M20.00 mi1.36 mi21256-7812614-1012614-1021948(Top 86%)12676(Top 87%)12676(Top 261%)
21M21.00 mi1.00 mi21027+22912481+13312481+13316955(Top 66%)10093(Top 69%)10093(Top 208%)
35K21.75 mi0.75 mi21068-4112486-512486-521957(Top 86%)12581(Top 86%)12581(Top 259%)
23M23.00 mi1.25 mi21319-25112569-8312569-8323936(Top 94%)13630(Top 93%)13630(Top 281%)
24M24.00 mi1.00 mi21361-4212572-312572-322050(Top 86%)12551(Top 86%)12551(Top 259%)
40K24.85 mi0.85 mi21209+15212484+8812484+8817167(Top 67%)10029(Top 69%)10029(Top 207%)
25.2M25.20 mi0.35 mi21240-3112485-112485-122475(Top 88%)12741(Top 87%)12741(Top 263%)
Finish26.22 mi1.02 mi21088+15212415+7012415+7016749(Top 66%)9828(Top 67%)9828(Top 203%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21stories
+97ft-345ft

Overall

21755

Males

12973

M18-39

12973

5K→10K

3.1 - 6.2 mi

Top 90%
×5stories
+79ft-138ft

Overall

23120

Males

13581

M18-39

13581

10K→15K

6.2 - 9.3 mi

Top 85%
×3stories
+67ft-78ft

Overall

21755

Males

12973

M18-39

12973

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

20387

Males

12319

M18-39

12319

20K→Half

12.4 - 13.1 mi

Top 80%
×2stories
+19ft-37ft

Overall

20351

Males

12240

M18-39

12240

Half→25K

13.1 - 15.5 mi

Top 76%
×4stories
+66ft-88ft

Overall

19423

Males

11782

M18-39

11782

25K→30K

15.5 - 18.6 mi

Top 77%
×9stories
+181ft-148ft

Overall

19777

Males

11744

M18-39

11744

30K→20M

18.6 - 20.0 mi

Top 86%
×5stories
+64ft-50ft

Overall

21948

Males

12676

M18-39

12676

20M→21M

20.0 - 21.0 mi

Top 66%
×8stories
+106ft-24ft

Overall

16955

Males

10093

M18-39

10093

21M→35K

21.0 - 21.8 mi

Top 86%
×7stories
+17ft-86ft

Overall

21957

Males

12581

M18-39

12581

35K→23M

21.8 - 23.0 mi

Top 94%
×5stories
+23ft-63ft

Overall

23936

Males

13630

M18-39

13630

23M→24M

23.0 - 24.0 mi

Top 86%
×6stories
+12ft-82ft

Overall

22050

Males

12551

M18-39

12551

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

17167

Males

10029

M18-39

10029

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

22475

Males

12741

M18-39

12741

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2stories
+22ft-21ft

Overall

16749

Males

9828

M18-39

9828

Passing Analysis

Category:
Athletes Passed
2773
Passed By
975
Net Change
+1798
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22886
5K → 10K142281-139#22886#23025
10K → 15K45015+435#23025#22590
15K → 20K5969+587#22590#22003
20K → Half771+76#22003#21927
Half → 25K4206+414#21927#21513
25K → 30K37540+335#21513#21178
30K → 20M51129-78#21178#21256
20M → 21M2323+229#21256#21027
21M → 35K3273-41#21027#21068
35K → 23M27278-251#21068#21319
23M → 24M4486-42#21319#21361
24M → 40K1531+152#21361#21209
40K → 25.2M2051-31#21209#21240
25.2M → Finish1542+152#21240#21088
TOTALS2773975+1798
📊

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