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BOSTON MARATHON 2024

Daijiong Lu

Bib: 7559•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 22%
Gender (Male)
#0 / 14578
Top 33%
Masters (Masters Men)
#0 / 9729
Top 22%
Division (M50-54)
#0 / 1935
Top 18%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:44
Rank: #4624
Start → 5K
20:44 | 6:40/mi
10K· 6.21 mi
41:55
Rank: #4948 (-324)
5K → 10K
21:11 | 6:49/mi
15K· 9.32 mi
1:03:04
Rank: #4888 (+60)
10K → 15K
21:09 | 6:48/mi
20K· 12.43 mi
1:24:49
Rank: #4966 (-78)
15K → 20K
21:45 | 7:00/mi
Half· 13.11 mi
1:29:35
Rank: #5026 (-60)
20K → Half
4:46 | 6:59/mi
25K· 15.53 mi
1:47:13
Rank: #5116 (-90)
Half → 25K
17:38 | 7:16/mi
30K· 18.64 mi
2:10:54
Rank: #5135 (-19)
25K → 30K
23:41 | 7:37/mi
20M
2:21:47
Rank: #5189 (-54)
30K → 20M
10:53 | 8:01/mi
21M
2:30:22
Rank: #5187 (+2)
20M → 21M
8:35 | 8:35/mi
35K· 21.75 mi
2:36:06
Rank: #5141 (+46)
21M → 35K
5:44 | 7:40/mi
23M
2:46:25
Rank: #5146 (-5)
35K → 23M
10:19 | 8:14/mi
24M
2:54:30
Rank: #5162 (-16)
23M → 24M
8:05 | 8:05/mi
40K· 24.85 mi
3:02:26
Rank: #5350 (-188)
24M → 40K
7:56 | 9:17/mi
25.2M
3:06:48
Rank: #5632 (-282)
40K → 25.2M
4:22 | 12:40/mi
Finish· 26.22 mi
3:15:06
Rank: #5714 (-82)
25.2M → Finish
8:18 | 8:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:35
Pace6:50 /mi
2nd Half
Distance13.11 mi
Time1:45:31
Pace8:03 /mi
📊Positive Split: 17.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:2420:446:4020:44
6:40
-
10K
6.21 mi10:48:3541:556:4521:11
6:49
+0:09
15K
9.32 mi11:09:441:03:046:4621:09
6:48
-0:01
20K
12.43 mi11:31:291:24:496:4921:45
7:00
+0:12
Half
13.11 mi11:36:151:29:356:504:46
6:59
-0:01
25K
15.53 mi11:53:531:47:136:5417:38
7:16
+0:17
30K
18.64 mi12:17:342:10:547:0123:41
7:37
+0:21
20M
20.00 mi12:28:272:21:477:0510:53
8:01
+0:24
21M
21.00 mi12:37:022:30:227:108:35
8:35
+0:34
35K
21.75 mi12:42:462:36:067:115:44
7:40
-0:55
23M
23.00 mi12:53:052:46:257:1410:19
8:14
+0:34
24M
24.00 mi13:01:102:54:307:168:05
8:05
-0:09
40K
24.85 mi13:09:063:02:267:207:56
9:17
+1:12
25.2M
25.20 mi13:13:283:06:487:254:22
12:40
+3:23
Finish
26.22 mi13:21:463:15:067:278:18
8:09
-4:31

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

6:40 /mi

Average Pace

7:27 /mi

Slowest Pace

12:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:03:04

32% of race

Time at Steady Pace

1:51:09

57% of race

Time at Slower Pace

20:53

11% of race

Average Pace: 7:26 /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 mi10:27:2420:446:4020:44
6:40
#4624
10K
6.21 mi10:48:3541:556:4521:11
6:49
#4948
15K
9.32 mi11:09:441:03:046:4621:09
6:48
#4888
20K
12.43 mi11:31:291:24:496:4921:45
7:00
#4966
Half
13.11 mi11:36:151:29:356:504:46
6:59
#5026
25K
15.53 mi11:53:531:47:136:5417:38
7:16
#5116
30K
18.64 mi12:17:342:10:547:0123:41
7:37
#5135
20M
20.00 mi12:28:272:21:477:0510:53
8:01
#5189
21M
21.00 mi12:37:022:30:227:108:35
8:35
#5187
35K
21.75 mi12:42:462:36:067:115:44
7:40
#5141
23M
23.00 mi12:53:052:46:257:1410:19
8:14
#5146
24M
24.00 mi13:01:102:54:307:168:05
8:05
#5162
40K
24.85 mi13:09:063:02:267:207:56
9:17
#5350
25.2M
25.20 mi13:13:283:06:487:254:22
12:40
#5632
Finish
26.22 mi13:21:463:15:067:278:18
8:09
#5714
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi4624432543254795(Top 19%)4438(Top 30%)4438(Top 229%)
10K6.21 mi3.10 mi4948-3244592-2674592-2675342(Top 21%)4920(Top 34%)4920(Top 254%)
15K9.32 mi3.11 mi4888+604534+584534+584795(Top 19%)4438(Top 30%)4438(Top 229%)
20K12.43 mi3.11 mi4966-784597-634597-635252(Top 21%)4773(Top 33%)4773(Top 247%)
Half13.11 mi0.68 mi5026-604646-494646-495661(Top 22%)5082(Top 35%)5082(Top 263%)
25K15.53 mi2.42 mi5116-904683-374683-375668(Top 22%)4958(Top 34%)4958(Top 256%)
30K18.64 mi3.11 mi5135-194673+104673+105724(Top 22%)4822(Top 33%)4822(Top 249%)
20M20.00 mi1.36 mi5189-544684-114684-116788(Top 27%)5309(Top 36%)5309(Top 274%)
21M21.00 mi1.00 mi5187+24652+324652+326602(Top 26%)5039(Top 35%)5039(Top 260%)
35K21.75 mi0.75 mi5141+464600+524600+525891(Top 23%)4616(Top 32%)4616(Top 239%)
23M23.00 mi1.25 mi5146-54568+324568+327000(Top 27%)5079(Top 35%)5079(Top 262%)
24M24.00 mi1.00 mi5162-164554+144554+147067(Top 28%)5013(Top 34%)5013(Top 259%)
40K24.85 mi0.85 mi5350-1884661-1074661-10712106(Top 47%)7482(Top 51%)7482(Top 387%)
25.2M25.20 mi0.35 mi5632-2824839-1784839-17818851(Top 74%)10866(Top 75%)10866(Top 562%)
Finish26.22 mi1.02 mi5714-824867-284867-289420(Top 37%)6149(Top 42%)6149(Top 318%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21stories
+97ft-345ft

Overall

4795

Males

4438

M50-54

4438

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

5342

Males

4920

M50-54

4920

10K→15K

6.2 - 9.3 mi

Top 19%
×3stories
+67ft-78ft

Overall

4795

Males

4438

M50-54

4438

15K→20K

9.3 - 12.4 mi

Top 21%
×5stories
+106ft-86ft

Overall

5252

Males

4773

M50-54

4773

20K→Half

12.4 - 13.1 mi

Top 22%
×2stories
+19ft-37ft

Overall

5661

Males

5082

M50-54

5082

Half→25K

13.1 - 15.5 mi

Top 22%
×4stories
+66ft-88ft

Overall

5668

Males

4958

M50-54

4958

25K→30K

15.5 - 18.6 mi

Top 22%
×9stories
+181ft-148ft

Overall

5724

Males

4822

M50-54

4822

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

6788

Males

5309

M50-54

5309

20M→21M

20.0 - 21.0 mi

Top 26%
×8stories
+106ft-24ft

Overall

6602

Males

5039

M50-54

5039

21M→35K

21.0 - 21.8 mi

Top 23%
×7stories
+17ft-86ft

Overall

5891

Males

4616

M50-54

4616

35K→23M

21.8 - 23.0 mi

Top 27%
×5stories
+23ft-63ft

Overall

7000

Males

5079

M50-54

5079

23M→24M

23.0 - 24.0 mi

Top 28%
×6stories
+12ft-82ft

Overall

7067

Males

5013

M50-54

5013

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

12106

Males

7482

M50-54

7482

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

18851

Males

10866

M50-54

10866

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

9420

Males

6149

M50-54

6149

Passing Analysis

Category:
Athletes Passed
1245
Passed By
2335
Net Change
-1090
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4624
5K → 10K83407-324#4624#4948
10K → 15K179119+60#4948#4888
15K → 20K146224-78#4888#4966
20K → Half1777-60#4966#5026
Half → 25K142232-90#5026#5116
25K → 30K170189-19#5116#5135
30K → 20M82136-54#5135#5189
20M → 21M8987+2#5189#5187
21M → 35K8640+46#5187#5141
35K → 23M98103-5#5141#5146
23M → 24M6783-16#5146#5162
24M → 40K37225-188#5162#5350
40K → 25.2M7289-282#5350#5632
25.2M → Finish42124-82#5632#5714
TOTALS12452335-1090
📊

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