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BOSTON MARATHON 2024

Jiangang He

Bib: 30600•M

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
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
30:07
Rank: #22257
Start → 5K
9:42/mi
30:07 split
10K· 6.21 mi
1:02:15
Rank: #22827 (-570)
5K → 10K
10:21/mi
32:08 split
15K· 9.32 mi
1:35:37
Rank: #23043 (-216)
10K → 15K
10:44/mi
33:22 split
20K· 12.43 mi
2:08:51
Rank: #22748 (+295)
15K → 20K
10:42/mi
33:14 split
Half· 13.11 mi
2:15:47
Rank: #22710 (+38)
20K → Half
10:10/mi
6:56 split
25K· 15.53 mi
2:43:29
Rank: #22652 (+58)
Half → 25K
11:25/mi
27:42 split
30K· 18.64 mi
3:22:31
Rank: #22706 (-54)
25K → 30K
12:34/mi
39:02 split
20M
3:39:31
Rank: #22685 (+21)
30K → 20M
12:31/mi
17:00 split
21M
3:53:12
Rank: #22658 (+27)
20M → 21M
13:41/mi
13:41 split
35K· 21.75 mi
4:01:18
Rank: #22552 (+106)
21M → 35K
10:50/mi
8:06 split
23M
4:16:55
Rank: #22507 (+45)
35K → 23M
12:28/mi
15:37 split
24M
4:28:25
Rank: #22426 (+81)
23M → 24M
11:30/mi
11:30 split
40K· 24.85 mi
4:38:25
Rank: #22323 (+103)
24M → 40K
11:42/mi
10:00 split
25.2M
4:42:47
Rank: #22281 (+42)
40K → 25.2M
12:40/mi
4:22 split
Finish· 26.22 mi
4:53:41
Rank: #22227 (+54)
25.2M → Finish
10:42/mi
10:54 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:47
Pace10:21 /mi
2nd Half
Distance13.11 mi
Time2:37:54
Pace12:03 /mi
📊Positive Split: 16.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:2230:079:4230:07
9:42
-
10K
6.21 mi12:27:301:02:1510:0132:08
10:21
+0:39
15K
9.32 mi13:00:521:35:3710:1633:22
10:44
+0:23
20K
12.43 mi13:34:062:08:5110:2233:14
10:42
-0:02
Half
13.11 mi13:41:022:15:4710:216:56
10:10
-0:32
25K
15.53 mi14:08:442:43:2910:3127:42
11:25
+1:15
30K
18.64 mi14:47:463:22:3110:5239:02
12:34
+1:09
20M
20.00 mi15:04:463:39:3110:5917:00
12:31
-0:03
21M
21.00 mi15:18:273:53:1211:0613:41
13:41
+1:10
35K
21.75 mi15:26:334:01:1811:068:06
10:50
-2:51
23M
23.00 mi15:42:104:16:5511:1015:37
12:28
+1:38
24M
24.00 mi15:53:404:28:2511:1111:30
11:30
-0:58
40K
24.85 mi16:03:404:38:2511:1210:00
11:42
+0:12
25.2M
25.20 mi16:08:024:42:4711:134:22
12:40
+0:58
Finish
26.22 mi16:18:564:53:4111:1310:54
10:42
-1:58

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

9:42 /mi

Average Pace

11:13 /mi

Slowest Pace

13:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34:47

53% of race

Time at Steady Pace

49:12

17% of race

Time at Slower Pace

1:29:42

31% of race

Average Pace: 11:12 /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 mi11:55:2230:079:4230:07
9:42
#22257
10K
6.21 mi12:27:301:02:1510:0132:08
10:21
#22827
15K
9.32 mi13:00:521:35:3710:1633:22
10:44
#23043
20K
12.43 mi13:34:062:08:5110:2233:14
10:42
#22748
Half
13.11 mi13:41:022:15:4710:216:56
10:10
#22710
25K
15.53 mi14:08:442:43:2910:3127:42
11:25
#22652
30K
18.64 mi14:47:463:22:3110:5239:02
12:34
#22706
20M
20.00 mi15:04:463:39:3110:5917:00
12:31
#22685
21M
21.00 mi15:18:273:53:1211:0613:41
13:41
#22658
35K
21.75 mi15:26:334:01:1811:068:06
10:50
#22552
23M
23.00 mi15:42:104:16:5511:1015:37
12:28
#22507
24M
24.00 mi15:53:404:28:2511:1111:30
11:30
#22426
40K
24.85 mi16:03:404:38:2511:1210:00
11:42
#22323
25.2M
25.20 mi16:08:024:42:4711:134:22
12:40
#22281
Finish
26.22 mi16:18:564:53:4111:1310:54
10:42
#22227
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi22257131821318223347(Top 91%)13689(Top 94%)13689(Top 681%)
10K6.21 mi3.10 mi22827-57013459-27713459-27723268(Top 91%)13654(Top 94%)13654(Top 680%)
15K9.32 mi3.11 mi23043-21613555-9613555-9623347(Top 91%)13689(Top 94%)13689(Top 681%)
20K12.43 mi3.11 mi22748+29513425+13013425+13022083(Top 86%)13085(Top 90%)13085(Top 651%)
Half13.11 mi0.68 mi22710+3813399+2613399+2621883(Top 86%)12942(Top 89%)12942(Top 644%)
25K15.53 mi2.42 mi22652+5813359+4013359+4022287(Top 87%)13096(Top 90%)13096(Top 652%)
30K18.64 mi3.11 mi22706-5413322+3713322+3722754(Top 89%)13183(Top 90%)13183(Top 656%)
20M20.00 mi1.36 mi22685+2113292+3013292+3022188(Top 87%)12796(Top 88%)12796(Top 637%)
21M21.00 mi1.00 mi22658+2713254+3813254+3821887(Top 86%)12615(Top 87%)12615(Top 628%)
35K21.75 mi0.75 mi22552+10613203+5113203+5119405(Top 76%)11337(Top 78%)11337(Top 564%)
23M23.00 mi1.25 mi22507+4513159+4413159+4421653(Top 85%)12411(Top 85%)12411(Top 618%)
24M24.00 mi1.00 mi22426+8113112+4713112+4720420(Top 80%)11738(Top 81%)11738(Top 584%)
40K24.85 mi0.85 mi22323+10313038+7413038+7419785(Top 77%)11357(Top 78%)11357(Top 565%)
25.2M25.20 mi0.35 mi22281+4213015+2313015+2318909(Top 74%)10924(Top 75%)10924(Top 544%)
Finish26.22 mi1.02 mi22227+5412970+4512970+4520555(Top 80%)11766(Top 81%)11766(Top 586%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21story building
+97ft-345ft

Overall

23347

Males

13689

M40-44

13689

5K→10K

3.1 - 6.2 mi

Top 91%
×5story building
+79ft-138ft

Overall

23268

Males

13654

M40-44

13654

10K→15K

6.2 - 9.3 mi

Top 91%
×3story building
+67ft-78ft

Overall

23347

Males

13689

M40-44

13689

15K→20K

9.3 - 12.4 mi

Top 86%
×5story building
+106ft-86ft

Overall

22083

Males

13085

M40-44

13085

20K→Half

12.4 - 13.1 mi

Top 86%
×2story building
+19ft-37ft

Overall

21883

Males

12942

M40-44

12942

Half→25K

13.1 - 15.5 mi

Top 87%
×4story building
+66ft-88ft

Overall

22287

Males

13096

M40-44

13096

25K→30K

15.5 - 18.6 mi

Top 89%
×9story building
+181ft-148ft

Overall

22754

Males

13183

M40-44

13183

30K→20M

18.6 - 20.0 mi

Top 87%
×5story building
+64ft-50ft

Overall

22188

Males

12796

M40-44

12796

20M→21M

20.0 - 21.0 mi

Top 86%
×8story building
+106ft-24ft

Overall

21887

Males

12615

M40-44

12615

21M→35K

21.0 - 21.8 mi

Top 76%
×7story building
+17ft-86ft

Overall

19405

Males

11337

M40-44

11337

35K→23M

21.8 - 23.0 mi

Top 85%
×5story building
+23ft-63ft

Overall

21653

Males

12411

M40-44

12411

23M→24M

23.0 - 24.0 mi

Top 80%
×6story building
+12ft-82ft

Overall

20420

Males

11738

M40-44

11738

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

19785

Males

11357

M40-44

11357

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

18909

Males

10924

M40-44

10924

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2story building
+22ft-21ft

Overall

20555

Males

11766

M40-44

11766

Passing Analysis

Category:
Athletes Passed
1474
Passed By
1444
Net Change
+30
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22257
5K → 10K51621-570#22257#22827
10K → 15K86302-216#22827#23043
15K → 20K33843+295#23043#22748
20K → Half5517+38#22748#22710
Half → 25K14284+58#22710#22652
25K → 30K132186-54#22652#22706
30K → 20M8463+21#22706#22685
20M → 21M8053+27#22685#22658
21M → 35K1115+106#22658#22552
35K → 23M7631+45#22552#22507
23M → 24M876+81#22507#22426
24M → 40K1107+103#22426#22323
40K → 25.2M486+42#22323#22281
25.2M → Finish7420+54#22281#22227
TOTALS14741444+30
📊

Passing Visuals

Category:
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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