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BOSTON MARATHON 2024

Junhua Jian

Bib: 5577•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 11%
Gender (Male)
#0 / 14578
Top 18%
Masters (Masters Men)
#0 / 9729
Top 8%
Division (M50-54)
#0 / 1935
Top 4%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:43
Rank: #4547
Start → 5K
20:43 | 6:40/mi
10K· 6.21 mi
41:27
Rank: #4303 (+244)
5K → 10K
20:44 | 6:40/mi
15K· 9.32 mi
1:02:18
Rank: #4173 (+130)
10K → 15K
20:51 | 6:43/mi
20K· 12.43 mi
1:23:20
Rank: #3995 (+178)
15K → 20K
21:02 | 6:46/mi
Half· 13.11 mi
1:27:54
Rank: #3971 (+24)
20K → Half
4:34 | 6:42/mi
25K· 15.53 mi
1:44:32
Rank: #3853 (+118)
Half → 25K
16:38 | 6:52/mi
30K· 18.64 mi
2:06:38
Rank: #3667 (+186)
25K → 30K
22:06 | 7:07/mi
20M
2:16:29
Rank: #3574 (+93)
30K → 20M
9:51 | 7:15/mi
21M
2:24:06
Rank: #3470 (+104)
20M → 21M
7:37 | 7:37/mi
35K· 21.75 mi
2:29:20
Rank: #3436 (+34)
21M → 35K
5:14 | 7:00/mi
23M
2:38:03
Rank: #3254 (+182)
35K → 23M
8:43 | 6:58/mi
24M
2:45:01
Rank: #3170 (+84)
23M → 24M
6:58 | 6:58/mi
40K· 24.85 mi
2:50:52
Rank: #3049 (+121)
24M → 40K
5:51 | 6:51/mi
25.2M
2:53:24
Rank: #2976 (+73)
40K → 25.2M
2:32 | 7:21/mi
Finish· 26.22 mi
2:59:58
Rank: #2881 (+95)
25.2M → Finish
6:34 | 6:27/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:54
Pace6:42 /mi
2nd Half
Distance13.11 mi
Time1:32:04
Pace7:01 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:2720:436:4020:43
6:40
-
10K
6.21 mi10:45:1141:276:4020:44
6:40
0:00
15K
9.32 mi11:06:021:02:186:4120:51
6:43
+0:03
20K
12.43 mi11:27:041:23:206:4221:02
6:46
+0:03
Half
13.11 mi11:31:381:27:546:424:34
6:42
-0:04
25K
15.53 mi11:48:161:44:326:4416:38
6:52
+0:10
30K
18.64 mi12:10:222:06:386:4822:06
7:07
+0:15
20M
20.00 mi12:20:132:16:296:499:51
7:15
+0:08
21M
21.00 mi12:27:502:24:066:527:37
7:37
+0:22
35K
21.75 mi12:33:042:29:206:525:14
7:00
-0:37
23M
23.00 mi12:41:472:38:036:528:43
6:58
-0:02
24M
24.00 mi12:48:452:45:016:536:58
6:58
0:00
40K
24.85 mi12:54:362:50:526:525:51
6:51
-0:07
25.2M
25.20 mi12:57:082:53:246:532:32
7:21
+0:30
Finish
26.22 mi13:03:422:59:586:526:34
6:27
-0:54

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

6:27 /mi

Average Pace

6:52 /mi

Slowest Pace

7:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:52

77% of race

Time at Steady Pace

34:29

19% of race

Time at Slower Pace

7:37

4% of race

Average Pace: 6:52 /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 mi10:24:2720:436:4020:43
6:40
#4547
10K
6.21 mi10:45:1141:276:4020:44
6:40
#4303
15K
9.32 mi11:06:021:02:186:4120:51
6:43
#4173
20K
12.43 mi11:27:041:23:206:4221:02
6:46
#3995
Half
13.11 mi11:31:381:27:546:424:34
6:42
#3971
25K
15.53 mi11:48:161:44:326:4416:38
6:52
#3853
30K
18.64 mi12:10:222:06:386:4822:06
7:07
#3667
20M
20.00 mi12:20:132:16:296:499:51
7:15
#3574
21M
21.00 mi12:27:502:24:066:527:37
7:37
#3470
35K
21.75 mi12:33:042:29:206:525:14
7:00
#3436
23M
23.00 mi12:41:472:38:036:528:43
6:58
#3254
24M
24.00 mi12:48:452:45:016:536:58
6:58
#3170
40K
24.85 mi12:54:362:50:526:525:51
6:51
#3049
25.2M
25.20 mi12:57:082:53:246:532:32
7:21
#2976
Finish
26.22 mi13:03:422:59:586:526:34
6:27
#2881
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi4547425242524004(Top 16%)3766(Top 26%)3766(Top 195%)
10K6.21 mi3.10 mi4303+2444051+2014051+2014103(Top 16%)3852(Top 26%)3852(Top 199%)
15K9.32 mi3.11 mi4173+1303916+1353916+1354004(Top 16%)3766(Top 26%)3766(Top 195%)
20K12.43 mi3.11 mi3995+1783763+1533763+1533645(Top 14%)3434(Top 24%)3434(Top 177%)
Half13.11 mi0.68 mi3971+243741+223741+223689(Top 14%)3459(Top 24%)3459(Top 179%)
25K15.53 mi2.42 mi3853+1183627+1143627+1143550(Top 14%)3313(Top 23%)3313(Top 171%)
30K18.64 mi3.11 mi3667+1863447+1803447+1803395(Top 13%)3118(Top 21%)3118(Top 161%)
20M20.00 mi1.36 mi3574+933351+963351+963325(Top 13%)3010(Top 21%)3010(Top 156%)
21M21.00 mi1.00 mi3470+1043249+1023249+1022851(Top 11%)2575(Top 18%)2575(Top 133%)
35K21.75 mi0.75 mi3436+343210+393210+393048(Top 12%)2737(Top 19%)2737(Top 141%)
23M23.00 mi1.25 mi3254+1823038+1723038+1721828(Top 7%)1686(Top 12%)1686(Top 87%)
24M24.00 mi1.00 mi3170+842959+792959+792227(Top 9%)2002(Top 14%)2002(Top 103%)
40K24.85 mi0.85 mi3049+1212847+1122847+1121432(Top 6%)1316(Top 9%)1316(Top 68%)
25.2M25.20 mi0.35 mi2976+732777+702777+701140(Top 4%)1053(Top 7%)1053(Top 54%)
Finish26.22 mi1.02 mi2881+952686+912686+911249(Top 5%)1138(Top 8%)1138(Top 59%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4004

Males

3766

M50-54

3766

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4103

Males

3852

M50-54

3852

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4004

Males

3766

M50-54

3766

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3645

Males

3434

M50-54

3434

20K→Half

12.4 - 13.1 mi

Top 14%
×2stories
+19ft-37ft

Overall

3689

Males

3459

M50-54

3459

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3550

Males

3313

M50-54

3313

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3395

Males

3118

M50-54

3118

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3325

Males

3010

M50-54

3010

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

2851

Males

2575

M50-54

2575

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3048

Males

2737

M50-54

2737

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

1828

Males

1686

M50-54

1686

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2227

Males

2002

M50-54

2002

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1432

Males

1316

M50-54

1316

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1140

Males

1053

M50-54

1053

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1249

Males

1138

M50-54

1138

Passing Analysis

Category:
Athletes Passed
2156
Passed By
490
Net Change
+1666
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4547
5K → 10K31773+244#4547#4303
10K → 15K19767+130#4303#4173
15K → 20K24062+178#4173#3995
20K → Half3612+24#3995#3971
Half → 25K17658+118#3971#3853
25K → 30K27993+186#3853#3667
30K → 20M13441+93#3667#3574
20M → 21M13632+104#3574#3470
21M → 35K5824+34#3470#3436
35K → 23M1875+182#3436#3254
23M → 24M9814+84#3254#3170
24M → 40K1243+121#3170#3049
40K → 25.2M730+73#3049#2976
25.2M → Finish1016+95#2976#2881
TOTALS2156490+1666
📊

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