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BOSTON MARATHON 2024

Bao Chen

Bib: 30072•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M55-59)
#0 / 1529
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:43
Rank: #20963
Start → 5K
28:43 | 9:15/mi
10K· 6.21 mi
1:05:45
Rank: #23939 (-2976)
5K → 10K
37:02 | 11:55/mi
15K· 9.32 mi
1:44:11
Rank: #24496 (-557)
10K → 15K
38:26 | 12:22/mi
20K· 12.43 mi
2:28:57
Rank: #24959 (-463)
15K → 20K
44:46 | 14:25/mi
Half· 13.11 mi
2:38:48
Rank: #25032 (-73)
20K → Half
9:51 | 14:26/mi
25K· 15.53 mi
3:15:31
Rank: #25169 (-137)
Half → 25K
36:43 | 15:09/mi
30K· 18.64 mi
4:04:36
Rank: #25227 (-58)
25K → 30K
49:05 | 15:48/mi
20M
4:25:42
Rank: #25246 (-19)
30K → 20M
21:06 | 15:32/mi
21M
4:41:47
Rank: #25249 (-3)
20M → 21M
16:05 | 16:05/mi
35K· 21.75 mi
4:52:31
Rank: #25250 (-1)
21M → 35K
10:44 | 14:21/mi
23M
5:10:53
Rank: #25251 (-1)
35K → 23M
18:22 | 14:40/mi
24M
5:25:30
Rank: #25259 (-8)
23M → 24M
14:37 | 14:37/mi
40K· 24.85 mi
5:38:33
Rank: #25271 (-12)
24M → 40K
13:03 | 15:16/mi
25.2M
5:44:01
Rank: #25266 (+5)
40K → 25.2M
5:28 | 15:51/mi
Finish· 26.22 mi
5:57:51
Rank: #25282 (-16)
25.2M → Finish
13:50 | 13:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:38:48
Pace12:07 /mi
2nd Half
Distance13.11 mi
Time3:19:03
Pace15:11 /mi
📊Positive Split: 25.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:5328:439:1528:43
9:15
-
10K
6.21 mi12:30:551:05:4510:3537:02
11:55
+2:40
15K
9.32 mi13:09:211:44:1111:1138:26
12:22
+0:27
20K
12.43 mi13:54:072:28:5711:5944:46
14:25
+2:03
Half
13.11 mi14:03:582:38:4812:079:51
14:26
+0:01
25K
15.53 mi14:40:413:15:3112:3536:43
15:09
+0:43
30K
18.64 mi15:29:464:04:3613:0749:05
15:48
+0:39
20M
20.00 mi15:50:524:25:4213:1721:06
15:32
-0:16
21M
21.00 mi16:06:574:41:4713:2516:05
16:05
+0:33
35K
21.75 mi16:17:414:52:3113:2710:44
14:21
-1:44
23M
23.00 mi16:36:035:10:5313:3118:22
14:40
+0:19
24M
24.00 mi16:50:405:25:3013:3414:37
14:37
-0:03
40K
24.85 mi17:03:435:38:3313:3713:03
15:16
+0:39
25.2M
25.20 mi17:09:115:44:0113:395:28
15:51
+0:35
Finish
26.22 mi17:23:015:57:5113:4013:50
13:34
-2:17

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

9:15 /mi

Average Pace

13:40 /mi

Slowest Pace

16:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:01

33% of race

Time at Steady Pace

2:28:06

41% of race

Time at Slower Pace

1:31:44

26% of race

Average Pace: 13:39 /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 mi11:53:5328:439:1528:43
9:15
#20963
10K
6.21 mi12:30:551:05:4510:3537:02
11:55
#23939
15K
9.32 mi13:09:211:44:1111:1138:26
12:22
#24496
20K
12.43 mi13:54:072:28:5711:5944:46
14:25
#24959
Half
13.11 mi14:03:582:38:4812:079:51
14:26
#25032
25K
15.53 mi14:40:413:15:3112:3536:43
15:09
#25169
30K
18.64 mi15:29:464:04:3613:0749:05
15:48
#25227
20M
20.00 mi15:50:524:25:4213:1721:06
15:32
#25246
21M
21.00 mi16:06:574:41:4713:2516:05
16:05
#25249
35K
21.75 mi16:17:414:52:3113:2710:44
14:21
#25250
23M
23.00 mi16:36:035:10:5313:3118:22
14:40
#25251
24M
24.00 mi16:50:405:25:3013:3414:37
14:37
#25259
40K
24.85 mi17:03:435:38:3313:3713:03
15:16
#25271
25.2M
25.20 mi17:09:115:44:0113:395:28
15:51
#25266
Finish
26.22 mi17:23:015:57:5113:4013:50
13:34
#25282
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi20963125341253424994(Top 98%)14370(Top 99%)14370(Top 940%)
10K6.21 mi3.10 mi23939-297613978-144413978-144425075(Top 98%)14419(Top 99%)14419(Top 943%)
15K9.32 mi3.11 mi24496-55714202-22414202-22424994(Top 98%)14370(Top 99%)14370(Top 940%)
20K12.43 mi3.11 mi24959-46314374-17214374-17225452(Top 100%)14532(Top 100%)14532(Top 950%)
Half13.11 mi0.68 mi25032-7314393-1914393-1925465(Top 100%)14531(Top 100%)14531(Top 950%)
25K15.53 mi2.42 mi25169-13714435-4214435-4225374(Top 99%)14484(Top 99%)14484(Top 947%)
30K18.64 mi3.11 mi25227-5814450-1514450-1525271(Top 99%)14410(Top 99%)14410(Top 942%)
20M20.00 mi1.36 mi25246-1914455-514455-525026(Top 98%)14265(Top 98%)14265(Top 933%)
21M21.00 mi1.00 mi25249-314453+214453+224545(Top 96%)13984(Top 96%)13984(Top 915%)
35K21.75 mi0.75 mi25250-114452+114452+124541(Top 96%)13949(Top 96%)13949(Top 912%)
23M23.00 mi1.25 mi25251-114448+414448+424410(Top 96%)13885(Top 95%)13885(Top 908%)
24M24.00 mi1.00 mi25259-814449-114449-124635(Top 96%)13963(Top 96%)13963(Top 913%)
40K24.85 mi0.85 mi25271-1214451-214451-224696(Top 97%)13992(Top 96%)13992(Top 915%)
25.2M25.20 mi0.35 mi25266+514446+514446+523926(Top 94%)13545(Top 93%)13545(Top 886%)
Finish26.22 mi1.02 mi25282-1614451-514451-524736(Top 97%)14007(Top 96%)14007(Top 916%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21stories
+97ft-345ft

Overall

24994

Males

14370

M55-59

14370

5K→10K

3.1 - 6.2 mi

Top 98%
×5stories
+79ft-138ft

Overall

25075

Males

14419

M55-59

14419

10K→15K

6.2 - 9.3 mi

Top 98%
×3stories
+67ft-78ft

Overall

24994

Males

14370

M55-59

14370

15K→20K

9.3 - 12.4 mi

Top 100%
×5stories
+106ft-86ft

Overall

25452

Males

14532

M55-59

14532

20K→Half

12.4 - 13.1 mi

Top 100%
×2stories
+19ft-37ft

Overall

25465

Males

14531

M55-59

14531

Half→25K

13.1 - 15.5 mi

Top 99%
×4stories
+66ft-88ft

Overall

25374

Males

14484

M55-59

14484

25K→30K

15.5 - 18.6 mi

Top 99%
×9stories
+181ft-148ft

Overall

25271

Males

14410

M55-59

14410

30K→20M

18.6 - 20.0 mi

Top 98%
×5stories
+64ft-50ft

Overall

25026

Males

14265

M55-59

14265

20M→21M

20.0 - 21.0 mi

Top 96%
×8stories
+106ft-24ft

Overall

24545

Males

13984

M55-59

13984

21M→35K

21.0 - 21.8 mi

Top 96%
×7stories
+17ft-86ft

Overall

24541

Males

13949

M55-59

13949

35K→23M

21.8 - 23.0 mi

Top 96%
×5stories
+23ft-63ft

Overall

24410

Males

13885

M55-59

13885

23M→24M

23.0 - 24.0 mi

Top 96%
×6stories
+12ft-82ft

Overall

24635

Males

13963

M55-59

13963

24M→40K

24.0 - 24.9 mi

Top 97%
×1story
+6ft-20ft

Overall

24696

Males

13992

M55-59

13992

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

23926

Males

13545

M55-59

13545

25.2M→Finish

25.2 - 26.2 mi

Top 97%
×2stories
+22ft-21ft

Overall

24736

Males

14007

M55-59

14007

Passing Analysis

Category:
Athletes Passed
153
Passed By
4472
Net Change
-4319
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20963
5K → 10K02976-2976#20963#23939
10K → 15K16573-557#23939#24496
15K → 20K7470-463#24496#24959
20K → Half275-73#24959#25032
Half → 25K6143-137#25032#25169
25K → 30K2886-58#25169#25227
30K → 20M1130-19#25227#25246
20M → 21M1114-3#25246#25249
21M → 35K1112-1#25249#25250
35K → 23M1516-1#25250#25251
23M → 24M1422-8#25251#25259
24M → 40K517-12#25259#25271
40K → 25.2M127+5#25271#25266
25.2M → Finish1531-16#25266#25282
TOTALS1534472-4319
📊

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