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BOSTON MARATHON 2024

Haibo Jin

Bib: 13842•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 45%
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Top 47%
Division (M50-54)
#0 / 1935
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:22/mi
22:54
↑ 97↓ 3451.5%
10K· 6.21 mi
7:17/mi
45:33
↑ 79↓ 1380.4%
15K· 9.32 mi
7:24/mi
1:08:31
↑ 67↓ 78
20K· 12.43 mi
7:48/mi
1:32:45
↑ 106↓ 860.1%
Half· 13.11 mi
7:45/mi
1:38:02
↑ 19↓ 370.5%
25K· 15.53 mi
8:28/mi
1:58:33
↑ 66↓ 880.2%
30K· 18.64 mi
9:22/mi
2:27:40
↑ 181↓ 1480.2%
20M
9:19/mi
2:40:20
↑ 64↓ 500.2%
21M
10:23/mi
2:50:43
↑ 106↓ 241.6%
35K· 21.75 mi
9:13/mi
2:57:37
↑ 17↓ 861.7%
23M
9:01/mi
3:08:54
↑ 23↓ 630.6%
24M
8:48/mi
3:17:42
↓ 821.3%
40K· 24.85 mi
9:37/mi
3:25:55
↓ 200.3%
25.2M
11:01/mi
3:29:43
↑ 13↓ 160.2%
Finish· 26.22 mi
8:06/mi
3:37:58
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:02
Pace7:29 /mi
2nd Half
Distance13.11 mi
Time1:59:56
Pace9:09 /mi
📊Positive Split: 22.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:2722:547:2222:54
7:22
-
10K
6.21 mi11:16:0645:337:2022:39
7:17
-0:05
15K
9.32 mi11:39:041:08:317:2122:58
7:24
+0:07
20K
12.43 mi12:03:181:32:457:2824:14
7:48
+0:24
Half
13.11 mi12:08:351:38:027:295:17
7:45
-0:03
25K
15.53 mi12:29:061:58:337:3820:31
8:28
+0:43
30K
18.64 mi12:58:132:27:407:5529:07
9:22
+0:54
20M
20.00 mi13:10:532:40:208:0112:40
9:19
-0:03
21M
21.00 mi13:21:162:50:438:0810:23
10:23
+1:04
35K
21.75 mi13:28:102:57:378:106:54
9:13
-1:10
23M
23.00 mi13:39:273:08:548:1311:17
9:01
-0:12
24M
24.00 mi13:48:153:17:428:148:48
8:48
-0:13
40K
24.85 mi13:56:283:25:558:178:13
9:37
+0:49
25.2M
25.20 mi14:00:163:29:438:193:48
11:01
+1:24
Finish
26.22 mi14:08:313:37:588:198:15
8:06
-2:55

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

7:17 /mi

Average Pace

8:19 /mi

Slowest Pace

11:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:17

49% of race

Time at Steady Pace

1:00:10

28% of race

Time at Slower Pace

51:31

24% of race

Average Pace: 8:19 /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 mi10:53:2722:547:2222:54
7:22
#9707
10K
6.21 mi11:16:0645:337:2022:39
7:17
#9129
15K
9.32 mi11:39:041:08:317:2122:58
7:24
#8988
20K
12.43 mi12:03:181:32:457:2824:14
7:48
#9327
Half
13.11 mi12:08:351:38:027:295:17
7:45
#9414
25K
15.53 mi12:29:061:58:337:3820:31
8:28
#10023
30K
18.64 mi12:58:132:27:407:5529:07
9:22
#11107
20M
20.00 mi13:10:532:40:208:0112:40
9:19
#11309
21M
21.00 mi13:21:162:50:438:0810:23
10:23
#11521
35K
21.75 mi13:28:102:57:378:106:54
9:13
#11637
23M
23.00 mi13:39:273:08:548:1311:17
9:01
#11547
24M
24.00 mi13:48:153:17:428:148:48
8:48
#11488
40K
24.85 mi13:56:283:25:558:178:13
9:37
#11562
25.2M
25.20 mi14:00:163:29:438:193:48
11:01
#11635
Finish
26.22 mi14:08:313:37:588:198:15
8:06
#11484
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi9707779977998832(Top 35%)7199(Top 49%)7199(Top 372%)
10K6.21 mi3.10 mi9129+5787441+3587441+3588599(Top 34%)7110(Top 49%)7110(Top 367%)
15K9.32 mi3.11 mi8988+1417343+987343+988832(Top 35%)7199(Top 49%)7199(Top 372%)
20K12.43 mi3.11 mi9327-3397496-1537496-15310426(Top 41%)7861(Top 54%)7861(Top 406%)
Half13.11 mi0.68 mi9414-877540-447540-4410881(Top 43%)8122(Top 56%)8122(Top 420%)
25K15.53 mi2.42 mi10023-6097769-2297769-22912846(Top 50%)8857(Top 61%)8857(Top 458%)
30K18.64 mi3.11 mi11107-10848199-4308199-43014903(Top 58%)9508(Top 65%)9508(Top 491%)
20M20.00 mi1.36 mi11309-2028242-438242-4313694(Top 54%)8706(Top 60%)8706(Top 450%)
21M21.00 mi1.00 mi11521-2128287-458287-4514421(Top 56%)8864(Top 61%)8864(Top 458%)
35K21.75 mi0.75 mi11637-1168312-258312-2514328(Top 56%)8789(Top 60%)8789(Top 454%)
23M23.00 mi1.25 mi11547+908198+1148198+11411218(Top 44%)7181(Top 49%)7181(Top 371%)
24M24.00 mi1.00 mi11488+598115+838115+8311100(Top 43%)7109(Top 49%)7109(Top 367%)
40K24.85 mi0.85 mi11562-748111+48111+413519(Top 53%)8187(Top 56%)8187(Top 423%)
25.2M25.20 mi0.35 mi11635-738117-68117-614496(Top 57%)8664(Top 59%)8664(Top 448%)
Finish26.22 mi1.02 mi11484+1518005+1128005+1129133(Top 36%)6000(Top 41%)6000(Top 310%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21story building
+97ft-345ft

Overall

8832

Males

7199

M50-54

7199

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

8599

Males

7110

M50-54

7110

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+67ft-78ft

Overall

8832

Males

7199

M50-54

7199

15K→20K

9.3 - 12.4 mi

Top 41%
×5story building
+106ft-86ft

Overall

10426

Males

7861

M50-54

7861

20K→Half

12.4 - 13.1 mi

Top 43%
×2story building
+19ft-37ft

Overall

10881

Males

8122

M50-54

8122

Half→25K

13.1 - 15.5 mi

Top 50%
×4story building
+66ft-88ft

Overall

12846

Males

8857

M50-54

8857

25K→30K

15.5 - 18.6 mi

Top 58%
×9story building
+181ft-148ft

Overall

14903

Males

9508

M50-54

9508

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

13694

Males

8706

M50-54

8706

20M→21M

20.0 - 21.0 mi

Top 56%
×8story building
+106ft-24ft

Overall

14421

Males

8864

M50-54

8864

21M→35K

21.0 - 21.8 mi

Top 56%
×7story building
+17ft-86ft

Overall

14328

Males

8789

M50-54

8789

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

11218

Males

7181

M50-54

7181

23M→24M

23.0 - 24.0 mi

Top 43%
×6story building
+12ft-82ft

Overall

11100

Males

7109

M50-54

7109

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

13519

Males

8187

M50-54

8187

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

14496

Males

8664

M50-54

8664

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2story building
+22ft-21ft

Overall

9133

Males

6000

M50-54

6000

Passing Analysis

Category:
Athletes Passed
1962
Passed By
3736
Net Change
-1777
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9707
5K → 10K62951+578#9707#9129
10K → 15K251110+141#9129#8988
15K → 20K120459-339#8988#9327
20K → Half15102-87#9327#9414
Half → 25K80687-609#9414#10023
25K → 30K681151-1084#10023#11107
30K → 20M88290-202#11107#11309
20M → 21M77289-212#11309#11521
21M → 35K43159-116#11521#11637
35K → 23M191101+90#11637#11547
23M → 24M13071+59#11547#11488
24M → 40K71145-74#11488#11562
40K → 25.2M2699-73#11562#11635
25.2M → Finish17322+151#11635#11484
TOTALS19623736-1777
📊

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