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BOSTON MARATHON 2024

Jinhai Chen

Bib: 17249•M

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 48%
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Top 50%
Division (M55-59)
#0 / 1529
Top 40%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:57
Rank: #14861
Start → 5K
24:57 | 8:02/mi
10K· 6.21 mi
49:58
Rank: #14717 (+144)
5K → 10K
25:01 | 8:03/mi
15K· 9.32 mi
1:14:14
Rank: #13815 (+902)
10K → 15K
24:16 | 7:49/mi
20K· 12.43 mi
1:38:43
Rank: #12959 (+856)
15K → 20K
24:29 | 7:53/mi
Half· 13.11 mi
1:44:05
Rank: #12886 (+73)
20K → Half
5:22 | 7:52/mi
25K· 15.53 mi
2:03:36
Rank: #12386 (+500)
Half → 25K
19:31 | 8:03/mi
30K· 18.64 mi
2:30:06
Rank: #12024 (+362)
25K → 30K
26:30 | 8:32/mi
20M
2:41:52
Rank: #11831 (+193)
30K → 20M
11:46 | 8:40/mi
21M
2:52:20
Rank: #12037 (-206)
20M → 21M
10:28 | 10:28/mi
35K· 21.75 mi
2:58:20
Rank: #11860 (+177)
21M → 35K
6:00 | 8:01/mi
23M
3:10:01
Rank: #11886 (-26)
35K → 23M
11:41 | 9:20/mi
24M
3:18:51
Rank: #11820 (+66)
23M → 24M
8:50 | 8:50/mi
40K· 24.85 mi
3:28:12
Rank: #12147 (-327)
24M → 40K
9:21 | 10:56/mi
25.2M
3:32:08
Rank: #12219 (-72)
40K → 25.2M
3:56 | 11:24/mi
Finish· 26.22 mi
3:41:07
Rank: #12235 (-16)
25.2M → Finish
8:59 | 8:49/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:05
Pace7:56 /mi
2nd Half
Distance13.11 mi
Time1:57:02
Pace8:56 /mi
📊Positive Split: 12.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:2224:578:0224:57
8:02
-
10K
6.21 mi11:41:2349:588:0225:01
8:03
+0:01
15K
9.32 mi12:05:391:14:147:5824:16
7:49
-0:14
20K
12.43 mi12:30:081:38:437:5724:29
7:53
+0:04
Half
13.11 mi12:35:301:44:057:565:22
7:52
-0:01
25K
15.53 mi12:55:012:03:367:5719:31
8:03
+0:11
30K
18.64 mi13:21:312:30:068:0326:30
8:32
+0:29
20M
20.00 mi13:33:172:41:528:0611:46
8:40
+0:08
21M
21.00 mi13:43:452:52:208:1210:28
10:28
+1:48
35K
21.75 mi13:49:452:58:208:126:00
8:01
-2:27
23M
23.00 mi14:01:263:10:018:1611:41
9:20
+1:19
24M
24.00 mi14:10:163:18:518:178:50
8:50
-0:30
40K
24.85 mi14:19:373:28:128:239:21
10:56
+2:06
25.2M
25.20 mi14:23:333:32:088:253:56
11:24
+0:28
Finish
26.22 mi14:32:323:41:078:268:59
8:49
-2:35

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

7:49 /mi

Average Pace

8:26 /mi

Slowest Pace

11:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

54:07

24% of race

Time at Steady Pace

2:11:34

60% of race

Time at Slower Pace

35:26

16% of race

Average Pace: 8:26 /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 mi11:16:2224:578:0224:57
8:02
#14861
10K
6.21 mi11:41:2349:588:0225:01
8:03
#14717
15K
9.32 mi12:05:391:14:147:5824:16
7:49
#13815
20K
12.43 mi12:30:081:38:437:5724:29
7:53
#12959
Half
13.11 mi12:35:301:44:057:565:22
7:52
#12886
25K
15.53 mi12:55:012:03:367:5719:31
8:03
#12386
30K
18.64 mi13:21:312:30:068:0326:30
8:32
#12024
20M
20.00 mi13:33:172:41:528:0611:46
8:40
#11831
21M
21.00 mi13:43:452:52:208:1210:28
10:28
#12037
35K
21.75 mi13:49:452:58:208:126:00
8:01
#11860
23M
23.00 mi14:01:263:10:018:1611:41
9:20
#11886
24M
24.00 mi14:10:163:18:518:178:50
8:50
#11820
40K
24.85 mi14:19:373:28:128:239:21
10:56
#12147
25.2M
25.20 mi14:23:333:32:088:253:56
11:24
#12219
Finish
26.22 mi14:32:323:41:078:268:59
8:49
#12235
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi148619963996312000(Top 47%)8726(Top 60%)8726(Top 571%)
10K6.21 mi3.10 mi14717+1449920+439920+4314555(Top 57%)9857(Top 68%)9857(Top 645%)
15K9.32 mi3.11 mi13815+9029542+3789542+37812000(Top 47%)8726(Top 60%)8726(Top 571%)
20K12.43 mi3.11 mi12959+8569182+3609182+36010975(Top 43%)8150(Top 56%)8150(Top 533%)
Half13.11 mi0.68 mi12886+739140+429140+4211780(Top 46%)8542(Top 59%)8542(Top 559%)
25K15.53 mi2.42 mi12386+5008887+2538887+25310504(Top 41%)7749(Top 53%)7749(Top 507%)
30K18.64 mi3.11 mi12024+3628634+2538634+25310804(Top 42%)7683(Top 53%)7683(Top 502%)
20M20.00 mi1.36 mi11831+1938494+1408494+14010311(Top 40%)7189(Top 49%)7189(Top 470%)
21M21.00 mi1.00 mi12037-2068526-328526-3214704(Top 58%)8995(Top 62%)8995(Top 588%)
35K21.75 mi0.75 mi11860+1778418+1088418+1087922(Top 31%)5727(Top 39%)5727(Top 375%)
23M23.00 mi1.25 mi11886-268350+688350+6812726(Top 50%)7924(Top 54%)7924(Top 518%)
24M24.00 mi1.00 mi11820+668278+728278+7211272(Top 44%)7198(Top 49%)7198(Top 471%)
40K24.85 mi0.85 mi12147-3278373-958373-9517890(Top 70%)10394(Top 71%)10394(Top 680%)
25.2M25.20 mi0.35 mi12219-728388-158388-1515733(Top 62%)9285(Top 64%)9285(Top 607%)
Finish26.22 mi1.02 mi12235-168361+278361+2713231(Top 52%)8114(Top 56%)8114(Top 531%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21stories
+97ft-345ft

Overall

12000

Males

8726

M55-59

8726

5K→10K

3.1 - 6.2 mi

Top 57%
×5stories
+79ft-138ft

Overall

14555

Males

9857

M55-59

9857

10K→15K

6.2 - 9.3 mi

Top 47%
×3stories
+67ft-78ft

Overall

12000

Males

8726

M55-59

8726

15K→20K

9.3 - 12.4 mi

Top 43%
×5stories
+106ft-86ft

Overall

10975

Males

8150

M55-59

8150

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

11780

Males

8542

M55-59

8542

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

10504

Males

7749

M55-59

7749

25K→30K

15.5 - 18.6 mi

Top 42%
×9stories
+181ft-148ft

Overall

10804

Males

7683

M55-59

7683

30K→20M

18.6 - 20.0 mi

Top 40%
×5stories
+64ft-50ft

Overall

10311

Males

7189

M55-59

7189

20M→21M

20.0 - 21.0 mi

Top 58%
×8stories
+106ft-24ft

Overall

14704

Males

8995

M55-59

8995

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

7922

Males

5727

M55-59

5727

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

12726

Males

7924

M55-59

7924

23M→24M

23.0 - 24.0 mi

Top 44%
×6stories
+12ft-82ft

Overall

11272

Males

7198

M55-59

7198

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

17890

Males

10394

M55-59

10394

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

15733

Males

9285

M55-59

9285

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2stories
+22ft-21ft

Overall

13231

Males

8114

M55-59

8114

Passing Analysis

Category:
Athletes Passed
4102
Passed By
1476
Net Change
+2626
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14861
5K → 10K360216+144#14861#14717
10K → 15K91210+902#14717#13815
15K → 20K8637+856#13815#12959
20K → Half8815+73#12959#12886
Half → 25K52020+500#12886#12386
25K → 30K476114+362#12386#12024
30K → 20M24552+193#12024#11831
20M → 21M85291-206#11831#12037
21M → 35K1814+177#12037#11860
35K → 23M130156-26#11860#11886
23M → 24M12458+66#11886#11820
24M → 40K30357-327#11820#12147
40K → 25.2M2193-72#12147#12219
25.2M → Finish6783-16#12219#12235
TOTALS41021476+2626
📊

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