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BOSTON MARATHON 2024

James Celona

Bib: 29423•M

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
39:38
Rank: #25524
Start → 5K
39:38 | 12:45/mi
10K· 6.21 mi
1:19:38
Rank: #25508 (+16)
5K → 10K
40:00 | 12:52/mi
15K· 9.32 mi
1:59:44
Rank: #25467 (+41)
10K → 15K
40:06 | 12:54/mi
20K· 12.43 mi
2:40:13
Rank: #25399 (+68)
15K → 20K
40:29 | 13:02/mi
Half· 13.11 mi
2:49:03
Rank: #25397 (+2)
20K → Half
8:50 | 12:57/mi
25K· 15.53 mi
3:21:26
Rank: #25338 (+59)
Half → 25K
32:23 | 13:21/mi
30K· 18.64 mi
4:04:22
Rank: #25218 (+120)
25K → 30K
42:56 | 13:49/mi
20M
4:22:43
Rank: #25178 (+40)
30K → 20M
18:21 | 13:30/mi
21M
4:37:34
Rank: #25135 (+43)
20M → 21M
14:51 | 14:51/mi
35K· 21.75 mi
4:47:07
Rank: #25101 (+34)
21M → 35K
9:33 | 12:46/mi
23M
5:03:25
Rank: #25015 (+86)
35K → 23M
16:18 | 13:01/mi
24M
5:15:30
Rank: #24957 (+58)
23M → 24M
12:05 | 12:05/mi
40K· 24.85 mi
5:26:10
Rank: #24894 (+63)
24M → 40K
10:40 | 12:29/mi
25.2M
5:31:03
Rank: #24875 (+19)
40K → 25.2M
4:53 | 14:10/mi
Finish· 26.22 mi
5:42:16
Rank: #24811 (+64)
25.2M → Finish
11:13 | 11:00/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:49:03
Pace12:54 /mi
2nd Half
Distance13.11 mi
Time2:53:13
Pace13:13 /mi
📊Positive Split: 2.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:04:2239:3812:4539:38
12:45
-
10K
6.21 mi12:44:221:19:3812:4940:00
12:52
+0:07
15K
9.32 mi13:24:281:59:4412:5140:06
12:54
+0:02
20K
12.43 mi14:04:572:40:1312:5440:29
13:02
+0:08
Half
13.11 mi14:13:472:49:0312:548:50
12:57
-0:05
25K
15.53 mi14:46:103:21:2612:5832:23
13:21
+0:24
30K
18.64 mi15:29:064:04:2213:0742:56
13:49
+0:28
20M
20.00 mi15:47:274:22:4313:0818:21
13:30
-0:19
21M
21.00 mi16:02:184:37:3413:1314:51
14:51
+1:21
35K
21.75 mi16:11:514:47:0713:129:33
12:46
-2:05
23M
23.00 mi16:28:095:03:2513:1216:18
13:01
+0:15
24M
24.00 mi16:40:145:15:3013:0912:05
12:05
-0:56
40K
24.85 mi16:50:545:26:1013:0710:40
12:29
+0:24
25.2M
25.20 mi16:55:475:31:0313:084:53
14:10
+1:41
Finish
26.22 mi17:07:005:42:1613:0411:13
11:00
-3:10

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

11:00 /mi

Average Pace

13:04 /mi

Slowest Pace

14:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

33:58

10% of race

Time at Steady Pace

3:47:17

66% of race

Time at Slower Pace

1:21:01

24% of race

Average Pace: 13:03 /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 mi12:04:2239:3812:4539:38
12:45
#25524
10K
6.21 mi12:44:221:19:3812:4940:00
12:52
#25508
15K
9.32 mi13:24:281:59:4412:5140:06
12:54
#25467
20K
12.43 mi14:04:572:40:1312:5440:29
13:02
#25399
Half
13.11 mi14:13:472:49:0312:548:50
12:57
#25397
25K
15.53 mi14:46:103:21:2612:5832:23
13:21
#25338
30K
18.64 mi15:29:064:04:2213:0742:56
13:49
#25218
20M
20.00 mi15:47:274:22:4313:0818:21
13:30
#25178
21M
21.00 mi16:02:184:37:3413:1314:51
14:51
#25135
35K
21.75 mi16:11:514:47:0713:129:33
12:46
#25101
23M
23.00 mi16:28:095:03:2513:1216:18
13:01
#25015
24M
24.00 mi16:40:145:15:3013:0912:05
12:05
#24957
40K
24.85 mi16:50:545:26:1013:0710:40
12:29
#24894
25.2M
25.20 mi16:55:475:31:0313:084:53
14:10
#24875
Finish
26.22 mi17:07:005:42:1613:0411:13
11:00
#24811
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi25524145641456425256(Top 99%)14476(Top 99%)14476(Top 299%)
10K6.21 mi3.10 mi25508+1614555+914555+925437(Top 100%)14528(Top 100%)14528(Top 300%)
15K9.32 mi3.11 mi25467+4114543+1214543+1225256(Top 99%)14476(Top 99%)14476(Top 299%)
20K12.43 mi3.11 mi25399+6814521+2214521+2224874(Top 97%)14300(Top 98%)14300(Top 295%)
Half13.11 mi0.68 mi25397+214522-114522-125151(Top 98%)14385(Top 99%)14385(Top 297%)
25K15.53 mi2.42 mi25338+5914501+2114501+2124496(Top 96%)14102(Top 97%)14102(Top 291%)
30K18.64 mi3.11 mi25218+12014443+5814443+5824087(Top 94%)13835(Top 95%)13835(Top 285%)
20M20.00 mi1.36 mi25178+4014427+1614427+1623481(Top 92%)13443(Top 92%)13443(Top 277%)
21M21.00 mi1.00 mi25135+4314404+2314404+2323379(Top 92%)13360(Top 92%)13360(Top 276%)
35K21.75 mi0.75 mi25101+3414386+1814386+1822967(Top 90%)13117(Top 90%)13117(Top 271%)
23M23.00 mi1.25 mi25015+8614344+4214344+4222573(Top 88%)12889(Top 88%)12889(Top 266%)
24M24.00 mi1.00 mi24957+5814312+3214312+3221610(Top 85%)12326(Top 85%)12326(Top 254%)
40K24.85 mi0.85 mi24894+6314277+3514277+3521345(Top 84%)12154(Top 83%)12154(Top 251%)
25.2M25.20 mi0.35 mi24875+1914265+1214265+1221846(Top 86%)12412(Top 85%)12412(Top 256%)
Finish26.22 mi1.02 mi24811+6414224+4114224+4121356(Top 84%)12177(Top 84%)12177(Top 251%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21stories
+97ft-345ft

Overall

25256

Males

14476

M18-39

14476

5K→10K

3.1 - 6.2 mi

Top 100%
×5stories
+79ft-138ft

Overall

25437

Males

14528

M18-39

14528

10K→15K

6.2 - 9.3 mi

Top 99%
×3stories
+67ft-78ft

Overall

25256

Males

14476

M18-39

14476

15K→20K

9.3 - 12.4 mi

Top 97%
×5stories
+106ft-86ft

Overall

24874

Males

14300

M18-39

14300

20K→Half

12.4 - 13.1 mi

Top 98%
×2stories
+19ft-37ft

Overall

25151

Males

14385

M18-39

14385

Half→25K

13.1 - 15.5 mi

Top 96%
×4stories
+66ft-88ft

Overall

24496

Males

14102

M18-39

14102

25K→30K

15.5 - 18.6 mi

Top 94%
×9stories
+181ft-148ft

Overall

24087

Males

13835

M18-39

13835

30K→20M

18.6 - 20.0 mi

Top 92%
×5stories
+64ft-50ft

Overall

23481

Males

13443

M18-39

13443

20M→21M

20.0 - 21.0 mi

Top 92%
×8stories
+106ft-24ft

Overall

23379

Males

13360

M18-39

13360

21M→35K

21.0 - 21.8 mi

Top 90%
×7stories
+17ft-86ft

Overall

22967

Males

13117

M18-39

13117

35K→23M

21.8 - 23.0 mi

Top 88%
×5stories
+23ft-63ft

Overall

22573

Males

12889

M18-39

12889

23M→24M

23.0 - 24.0 mi

Top 85%
×6stories
+12ft-82ft

Overall

21610

Males

12326

M18-39

12326

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

21345

Males

12154

M18-39

12154

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

21846

Males

12412

M18-39

12412

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2stories
+22ft-21ft

Overall

21356

Males

12177

M18-39

12177

Passing Analysis

Category:
Athletes Passed
753
Passed By
40
Net Change
+713
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25524
5K → 10K215+16#25524#25508
10K → 15K421+41#25508#25467
15K → 20K713+68#25467#25399
20K → Half53+2#25399#25397
Half → 25K601+59#25397#25338
25K → 30K1211+120#25338#25218
30K → 20M455+40#25218#25178
20M → 21M474+43#25178#25135
21M → 35K384+34#25135#25101
35K → 23M871+86#25101#25015
23M → 24M624+58#25015#24957
24M → 40K674+63#24957#24894
40K → 25.2M223+19#24894#24875
25.2M → Finish651+64#24875#24811
TOTALS75340+713
📊

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