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BOSTON MARATHON 2024

Robert Croft

Bib: 29454•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
29:17
Rank: #21512
Start → 5K
29:17 | 9:26/mi
10K· 6.21 mi
59:04
Rank: #21548 (-36)
5K → 10K
29:47 | 9:35/mi
15K· 9.32 mi
1:32:30
Rank: #22315 (-767)
10K → 15K
33:26 | 10:46/mi
20K· 12.43 mi
2:09:22
Rank: #22839 (-524)
15K → 20K
36:52 | 11:52/mi
Half· 13.11 mi
2:16:10
Rank: #22766 (+73)
20K → Half
6:48 | 9:58/mi
25K· 15.53 mi
2:45:08
Rank: #22852 (-86)
Half → 25K
28:58 | 11:57/mi
30K· 18.64 mi
3:30:42
Rank: #23488 (-636)
25K → 30K
45:34 | 14:40/mi
20M
3:47:42
Rank: #23381 (+107)
30K → 20M
17:00 | 12:31/mi
21M
4:01:02
Rank: #23264 (+117)
20M → 21M
13:20 | 13:20/mi
35K· 21.75 mi
4:12:00
Rank: #23340 (-76)
21M → 35K
10:58 | 14:40/mi
23M
4:28:52
Rank: #23332 (+8)
35K → 23M
16:52 | 13:28/mi
24M
4:41:28
Rank: #23323 (+9)
23M → 24M
12:36 | 12:36/mi
40K· 24.85 mi
4:51:42
Rank: #23260 (+63)
24M → 40K
10:14 | 11:58/mi
25.2M
4:55:46
Rank: #23201 (+59)
40K → 25.2M
4:04 | 11:48/mi
Finish· 26.22 mi
5:06:10
Rank: #23107 (+94)
25.2M → Finish
10:24 | 10:12/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:16:10
Pace10:23 /mi
2nd Half
Distance13.11 mi
Time2:50:00
Pace12:58 /mi
📊Positive Split: 24.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:1329:179:2629:17
9:26
-
10K
6.21 mi12:22:0059:049:3029:47
9:35
+0:09
15K
9.32 mi12:55:261:32:309:5533:26
10:46
+1:11
20K
12.43 mi13:32:182:09:2210:2536:52
11:52
+1:06
Half
13.11 mi13:39:062:16:1010:236:48
9:58
-1:54
25K
15.53 mi14:08:042:45:0810:3828:58
11:57
+1:59
30K
18.64 mi14:53:383:30:4211:1845:34
14:40
+2:43
20M
20.00 mi15:10:383:47:4211:2317:00
12:31
-2:09
21M
21.00 mi15:23:584:01:0211:2913:20
13:20
+0:49
35K
21.75 mi15:34:564:12:0011:3510:58
14:40
+1:20
23M
23.00 mi15:51:484:28:5211:4116:52
13:28
-1:12
24M
24.00 mi16:04:244:41:2811:4412:36
12:36
-0:52
40K
24.85 mi16:14:384:51:4211:4410:14
11:58
-0:38
25.2M
25.20 mi16:18:424:55:4611:444:04
11:48
-0:10
Finish
26.22 mi16:29:065:06:1011:4110:24
10:12
-1:36

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

9:26 /mi

Average Pace

11:41 /mi

Slowest Pace

14:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:42

36% of race

Time at Steady Pace

1:49:44

36% of race

Time at Slower Pace

1:26:44

28% of race

Average Pace: 11:41 /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 mi11:52:1329:179:2629:17
9:26
#21512
10K
6.21 mi12:22:0059:049:3029:47
9:35
#21548
15K
9.32 mi12:55:261:32:309:5533:26
10:46
#22315
20K
12.43 mi13:32:182:09:2210:2536:52
11:52
#22839
Half
13.11 mi13:39:062:16:1010:236:48
9:58
#22766
25K
15.53 mi14:08:042:45:0810:3828:58
11:57
#22852
30K
18.64 mi14:53:383:30:4211:1845:34
14:40
#23488
20M
20.00 mi15:10:383:47:4211:2317:00
12:31
#23381
21M
21.00 mi15:23:584:01:0211:2913:20
13:20
#23264
35K
21.75 mi15:34:564:12:0011:3510:58
14:40
#23340
23M
23.00 mi15:51:484:28:5211:4116:52
13:28
#23332
24M
24.00 mi16:04:244:41:2811:4412:36
12:36
#23323
40K
24.85 mi16:14:384:51:4211:4410:14
11:58
#23260
25.2M
25.20 mi16:18:424:55:4611:444:04
11:48
#23201
Finish
26.22 mi16:29:065:06:1011:4110:24
10:12
#23107
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi21512127911279123382(Top 92%)13711(Top 94%)13711(Top 283%)
10K6.21 mi3.10 mi21548-3612829-3812829-3821595(Top 85%)12849(Top 88%)12849(Top 265%)
15K9.32 mi3.11 mi22315-76713217-38813217-38823382(Top 92%)13711(Top 94%)13711(Top 283%)
20K12.43 mi3.11 mi22839-52413468-25113468-25123835(Top 93%)13876(Top 95%)13876(Top 286%)
Half13.11 mi0.68 mi22766+7313433+3513433+3521389(Top 84%)12734(Top 87%)12734(Top 263%)
25K15.53 mi2.42 mi22852-8613441-813441-823078(Top 90%)13454(Top 92%)13454(Top 277%)
30K18.64 mi3.11 mi23488-63613693-25213693-25224705(Top 97%)14138(Top 97%)14138(Top 292%)
20M20.00 mi1.36 mi23381+10713612+8113612+8122192(Top 87%)12800(Top 88%)12800(Top 264%)
21M21.00 mi1.00 mi23264+11713551+6113551+6121282(Top 83%)12306(Top 84%)12306(Top 254%)
35K21.75 mi0.75 mi23340-7613577-2613577-2624717(Top 97%)14045(Top 96%)14045(Top 290%)
23M23.00 mi1.25 mi23332+813558+1913558+1923182(Top 91%)13211(Top 91%)13211(Top 272%)
24M24.00 mi1.00 mi23323+913543+1513543+1522431(Top 88%)12746(Top 87%)12746(Top 263%)
40K24.85 mi0.85 mi23260+6313509+3413509+3420386(Top 80%)11637(Top 80%)11637(Top 240%)
25.2M25.20 mi0.35 mi23201+5913473+3613473+3616819(Top 66%)9856(Top 68%)9856(Top 203%)
Finish26.22 mi1.02 mi23107+9413415+5813415+5819101(Top 75%)11043(Top 76%)11043(Top 228%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

23382

Males

13711

M18-39

13711

5K→10K

3.1 - 6.2 mi

Top 85%
×5stories
+79ft-138ft

Overall

21595

Males

12849

M18-39

12849

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

23382

Males

13711

M18-39

13711

15K→20K

9.3 - 12.4 mi

Top 93%
×5stories
+106ft-86ft

Overall

23835

Males

13876

M18-39

13876

20K→Half

12.4 - 13.1 mi

Top 84%
×2stories
+19ft-37ft

Overall

21389

Males

12734

M18-39

12734

Half→25K

13.1 - 15.5 mi

Top 90%
×4stories
+66ft-88ft

Overall

23078

Males

13454

M18-39

13454

25K→30K

15.5 - 18.6 mi

Top 97%
×9stories
+181ft-148ft

Overall

24705

Males

14138

M18-39

14138

30K→20M

18.6 - 20.0 mi

Top 87%
×5stories
+64ft-50ft

Overall

22192

Males

12800

M18-39

12800

20M→21M

20.0 - 21.0 mi

Top 83%
×8stories
+106ft-24ft

Overall

21282

Males

12306

M18-39

12306

21M→35K

21.0 - 21.8 mi

Top 97%
×7stories
+17ft-86ft

Overall

24717

Males

14045

M18-39

14045

35K→23M

21.8 - 23.0 mi

Top 91%
×5stories
+23ft-63ft

Overall

23182

Males

13211

M18-39

13211

23M→24M

23.0 - 24.0 mi

Top 88%
×6stories
+12ft-82ft

Overall

22431

Males

12746

M18-39

12746

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

20386

Males

11637

M18-39

11637

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

16819

Males

9856

M18-39

9856

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2stories
+22ft-21ft

Overall

19101

Males

11043

M18-39

11043

Passing Analysis

Category:
Athletes Passed
1086
Passed By
2681
Net Change
-1595
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21512
5K → 10K228264-36#21512#21548
10K → 15K31798-767#21548#22315
15K → 20K50574-524#22315#22839
20K → Half752+73#22839#22766
Half → 25K97183-86#22766#22852
25K → 30K25661-636#22852#23488
30K → 20M12013+107#23488#23381
20M → 21M1181+117#23381#23264
21M → 35K1995-76#23264#23340
35K → 23M5547+8#23340#23332
23M → 24M4435+9#23332#23323
24M → 40K707+63#23323#23260
40K → 25.2M590+59#23260#23201
25.2M → Finish951+94#23201#23107
TOTALS10862681-1595
📊

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