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BOSTON MARATHON 2024

Qifu Zheng

Bib: 21048•M

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M60-64)
#0 / 1173
Top 33%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:08
Rank: #15299
Start → 5K
25:08 | 8:05/mi
10K· 6.21 mi
50:06
Rank: #14858 (+441)
5K → 10K
24:58 | 8:02/mi
15K· 9.32 mi
1:15:04
Rank: #14409 (+449)
10K → 15K
24:58 | 8:02/mi
20K· 12.43 mi
1:39:50
Rank: #13662 (+747)
15K → 20K
24:46 | 7:58/mi
Half· 13.11 mi
1:45:19
Rank: #13617 (+45)
20K → Half
5:29 | 8:02/mi
25K· 15.53 mi
2:05:19
Rank: #13182 (+435)
Half → 25K
20:00 | 8:15/mi
30K· 18.64 mi
2:33:58
Rank: #13355 (-173)
25K → 30K
28:39 | 9:13/mi
20M
2:46:05
Rank: #13157 (+198)
30K → 20M
12:07 | 8:55/mi
21M
2:56:37
Rank: #13273 (-116)
20M → 21M
10:32 | 10:32/mi
35K· 21.75 mi
3:04:14
Rank: #13525 (-252)
21M → 35K
7:37 | 10:11/mi
23M
3:18:05
Rank: #14025 (-500)
35K → 23M
13:51 | 11:04/mi
24M
3:29:08
Rank: #14415 (-390)
23M → 24M
11:03 | 11:03/mi
40K· 24.85 mi
3:38:01
Rank: #14483 (-68)
24M → 40K
8:53 | 10:23/mi
25.2M
3:41:41
Rank: #14456 (+27)
40K → 25.2M
3:40 | 10:38/mi
Finish· 26.22 mi
3:50:22
Rank: #14343 (+113)
25.2M → Finish
8:41 | 8:31/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:19
Pace8:02 /mi
2nd Half
Distance13.11 mi
Time2:05:03
Pace9:32 /mi
📊Positive Split: 18.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:21:2025:088:0525:08
8:05
-
10K
6.21 mi11:46:1850:068:0424:58
8:02
-0:03
15K
9.32 mi12:11:161:15:048:0324:58
8:02
0:00
20K
12.43 mi12:36:021:39:508:0224:46
7:58
-0:04
Half
13.11 mi12:41:311:45:198:025:29
8:02
+0:04
25K
15.53 mi13:01:312:05:198:0420:00
8:15
+0:13
30K
18.64 mi13:30:102:33:588:1628:39
9:13
+0:58
20M
20.00 mi13:42:172:46:058:1812:07
8:55
-0:18
21M
21.00 mi13:52:492:56:378:2510:32
10:32
+1:37
35K
21.75 mi14:00:263:04:148:287:37
10:11
-0:21
23M
23.00 mi14:14:173:18:058:3713:51
11:04
+0:53
24M
24.00 mi14:25:203:29:088:4311:03
11:03
-0:01
40K
24.85 mi14:34:133:38:018:468:53
10:23
-0:40
25.2M
25.20 mi14:37:533:41:418:483:40
10:38
+0:15
Finish
26.22 mi14:46:343:50:228:488:41
8:31
-2:07

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

7:58 /mi

Average Pace

8:48 /mi

Slowest Pace

11:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:05:19

54% of race

Time at Steady Pace

49:27

21% of race

Time at Slower Pace

55:36

24% of race

Average Pace: 8:47 /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 mi11:21:2025:088:0525:08
8:05
#15299
10K
6.21 mi11:46:1850:068:0424:58
8:02
#14858
15K
9.32 mi12:11:161:15:048:0324:58
8:02
#14409
20K
12.43 mi12:36:021:39:508:0224:46
7:58
#13662
Half
13.11 mi12:41:311:45:198:025:29
8:02
#13617
25K
15.53 mi13:01:312:05:198:0420:00
8:15
#13182
30K
18.64 mi13:30:102:33:588:1628:39
9:13
#13355
20M
20.00 mi13:42:172:46:058:1812:07
8:55
#13157
21M
21.00 mi13:52:492:56:378:2510:32
10:32
#13273
35K
21.75 mi14:00:263:04:148:287:37
10:11
#13525
23M
23.00 mi14:14:173:18:058:3713:51
11:04
#14025
24M
24.00 mi14:25:203:29:088:4311:03
11:03
#14415
40K
24.85 mi14:34:133:38:018:468:53
10:23
#14483
25.2M
25.20 mi14:37:533:41:418:483:40
10:38
#14456
Finish
26.22 mi14:46:343:50:228:488:41
8:31
#14343
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi15299101331013313691(Top 54%)9483(Top 65%)9483(Top 808%)
10K6.21 mi3.10 mi14858+4419970+1639970+16314450(Top 57%)9816(Top 67%)9816(Top 837%)
15K9.32 mi3.11 mi14409+4499797+1739797+17313691(Top 54%)9483(Top 65%)9483(Top 808%)
20K12.43 mi3.11 mi13662+7479471+3269471+32611625(Top 45%)8473(Top 58%)8473(Top 722%)
Half13.11 mi0.68 mi13617+459452+199452+1912985(Top 51%)9084(Top 62%)9084(Top 774%)
25K15.53 mi2.42 mi13182+4359245+2079245+20711658(Top 46%)8316(Top 57%)8316(Top 709%)
30K18.64 mi3.11 mi13355-1739208+379208+3714265(Top 56%)9221(Top 63%)9221(Top 786%)
20M20.00 mi1.36 mi13157+1989054+1549054+15411689(Top 46%)7810(Top 54%)7810(Top 666%)
21M21.00 mi1.00 mi13273-1169053+19053+114936(Top 58%)9113(Top 63%)9113(Top 777%)
35K21.75 mi0.75 mi13525-2529125-729125-7217675(Top 69%)10462(Top 72%)10462(Top 892%)
23M23.00 mi1.25 mi14025-5009298-1739298-17318572(Top 73%)10849(Top 74%)10849(Top 925%)
24M24.00 mi1.00 mi14415-3909409-1119409-11119342(Top 76%)11176(Top 77%)11176(Top 953%)
40K24.85 mi0.85 mi14483-689400+99400+916332(Top 64%)9628(Top 66%)9628(Top 821%)
25.2M25.20 mi0.35 mi14456+279384+169384+1613242(Top 52%)8013(Top 55%)8013(Top 683%)
Finish26.22 mi1.02 mi14343+1139309+759309+7511619(Top 45%)7314(Top 50%)7314(Top 624%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21stories
+97ft-345ft

Overall

13691

Males

9483

M60-64

9483

5K→10K

3.1 - 6.2 mi

Top 57%
×5stories
+79ft-138ft

Overall

14450

Males

9816

M60-64

9816

10K→15K

6.2 - 9.3 mi

Top 54%
×3stories
+67ft-78ft

Overall

13691

Males

9483

M60-64

9483

15K→20K

9.3 - 12.4 mi

Top 45%
×5stories
+106ft-86ft

Overall

11625

Males

8473

M60-64

8473

20K→Half

12.4 - 13.1 mi

Top 51%
×2stories
+19ft-37ft

Overall

12985

Males

9084

M60-64

9084

Half→25K

13.1 - 15.5 mi

Top 46%
×4stories
+66ft-88ft

Overall

11658

Males

8316

M60-64

8316

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

14265

Males

9221

M60-64

9221

30K→20M

18.6 - 20.0 mi

Top 46%
×5stories
+64ft-50ft

Overall

11689

Males

7810

M60-64

7810

20M→21M

20.0 - 21.0 mi

Top 58%
×8stories
+106ft-24ft

Overall

14936

Males

9113

M60-64

9113

21M→35K

21.0 - 21.8 mi

Top 69%
×7stories
+17ft-86ft

Overall

17675

Males

10462

M60-64

10462

35K→23M

21.8 - 23.0 mi

Top 73%
×5stories
+23ft-63ft

Overall

18572

Males

10849

M60-64

10849

23M→24M

23.0 - 24.0 mi

Top 76%
×6stories
+12ft-82ft

Overall

19342

Males

11176

M60-64

11176

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

16332

Males

9628

M60-64

9628

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13242

Males

8013

M60-64

8013

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2stories
+22ft-21ft

Overall

11619

Males

7314

M60-64

7314

Passing Analysis

Category:
Athletes Passed
3259
Passed By
2303
Net Change
+956
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15299
5K → 10K545104+441#15299#14858
10K → 15K50758+449#14858#14409
15K → 20K7536+747#14409#13662
20K → Half6722+45#13662#13617
Half → 25K47136+435#13617#13182
25K → 30K230403-173#13182#13355
30K → 20M24850+198#13355#13157
20M → 21M93209-116#13157#13273
21M → 35K41293-252#13273#13525
35K → 23M26526-500#13525#14025
23M → 24M37427-390#14025#14415
24M → 40K59127-68#14415#14483
40K → 25.2M5023+27#14483#14456
25.2M → Finish13219+113#14456#14343
TOTALS32592303+956
📊

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