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BOSTON MARATHON 2024

Casey Kropka

Bib: 1239•M

OH

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0:00
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Overall
#0 / 25550
Top 24%
Gender (Male)
#0 / 14578
Top 35%
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
19:17
Rank: #1668
Start → 5K
19:17 | 6:12/mi
10K· 6.21 mi
38:58
Rank: #1848 (-180)
5K → 10K
19:41 | 6:20/mi
15K· 9.32 mi
58:09
Rank: #1612 (+236)
10K → 15K
19:11 | 6:10/mi
20K· 12.43 mi
1:17:55
Rank: #1592 (+20)
15K → 20K
19:46 | 6:22/mi
Half· 13.11 mi
1:22:08
Rank: #1573 (+19)
20K → Half
4:13 | 6:11/mi
25K· 15.53 mi
1:37:53
Rank: #1564 (+9)
Half → 25K
15:45 | 6:30/mi
30K· 18.64 mi
2:00:35
Rank: #1896 (-332)
25K → 30K
22:42 | 7:18/mi
20M
2:11:04
Rank: #2107 (-211)
30K → 20M
10:29 | 7:43/mi
21M
2:22:55
Rank: #3165 (-1058)
20M → 21M
11:51 | 11:51/mi
35K· 21.75 mi
2:36:01
Rank: #5124 (-1959)
21M → 35K
13:06 | 17:31/mi
23M
2:48:52
Rank: #5754 (-630)
35K → 23M
12:51 | 10:16/mi
24M
2:57:43
Rank: #5921 (-167)
23M → 24M
8:51 | 8:51/mi
40K· 24.85 mi
3:05:59
Rank: #6185 (-264)
24M → 40K
8:16 | 9:40/mi
25.2M
3:10:00
Rank: #6388 (-203)
40K → 25.2M
4:01 | 11:39/mi
Finish· 26.22 mi
3:17:01
Rank: #6149 (+239)
25.2M → Finish
7:01 | 6:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:08
Pace6:16 /mi
2nd Half
Distance13.11 mi
Time1:54:53
Pace8:46 /mi
📊Positive Split: 39.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:4919:176:1219:17
6:12
-
10K
6.21 mi10:39:3038:586:1619:41
6:20
+0:08
15K
9.32 mi10:58:4158:096:1419:11
6:10
-0:10
20K
12.43 mi11:18:271:17:556:1619:46
6:22
+0:12
Half
13.11 mi11:22:401:22:086:164:13
6:11
-0:11
25K
15.53 mi11:38:251:37:536:1815:45
6:30
+0:19
30K
18.64 mi12:01:072:00:356:2822:42
7:18
+0:48
20M
20.00 mi12:11:362:11:046:3310:29
7:43
+0:25
21M
21.00 mi12:23:272:22:556:4811:51
11:51
+4:08
35K
21.75 mi12:36:332:36:017:1013:06
17:31
+5:40
23M
23.00 mi12:49:242:48:527:2112:51
10:16
-7:15
24M
24.00 mi12:58:152:57:437:248:51
8:51
-1:25
40K
24.85 mi13:06:313:05:597:298:16
9:40
+0:49
25.2M
25.20 mi13:10:323:10:007:324:01
11:39
+1:59
Finish
26.22 mi13:17:333:17:017:317:01
6:53
-4:46

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

6:10 /mi

Average Pace

7:31 /mi

Slowest Pace

17:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:18:05

70% of race

Time at Slower Pace

58:56

30% of race

Average Pace: 7:31 /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 mi10:19:4919:176:1219:17
6:12
#1668
10K
6.21 mi10:39:3038:586:1619:41
6:20
#1848
15K
9.32 mi10:58:4158:096:1419:11
6:10
#1612
20K
12.43 mi11:18:271:17:556:1619:46
6:22
#1592
Half
13.11 mi11:22:401:22:086:164:13
6:11
#1573
25K
15.53 mi11:38:251:37:536:1815:45
6:30
#1564
30K
18.64 mi12:01:072:00:356:2822:42
7:18
#1896
20M
20.00 mi12:11:362:11:046:3310:29
7:43
#2107
21M
21.00 mi12:23:272:22:556:4811:51
11:51
#3165
35K
21.75 mi12:36:332:36:017:1013:06
17:31
#5124
23M
23.00 mi12:49:242:48:527:2112:51
10:16
#5754
24M
24.00 mi12:58:152:57:437:248:51
8:51
#5921
40K
24.85 mi13:06:313:05:597:298:16
9:40
#6185
25.2M
25.20 mi13:10:323:10:007:324:01
11:39
#6388
Finish
26.22 mi13:17:333:17:017:317:01
6:53
#6149
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1668161016101304(Top 5%)1265(Top 9%)1265(Top 26%)
10K6.21 mi3.10 mi1848-1801789-1791789-1792096(Top 8%)2024(Top 14%)2024(Top 42%)
15K9.32 mi3.11 mi1612+2361562+2271562+2271304(Top 5%)1265(Top 9%)1265(Top 26%)
20K12.43 mi3.11 mi1592+201543+191543+191602(Top 6%)1548(Top 11%)1548(Top 32%)
Half13.11 mi0.68 mi1573+191524+191524+191293(Top 5%)1255(Top 9%)1255(Top 26%)
25K15.53 mi2.42 mi1564+91514+101514+101780(Top 7%)1716(Top 12%)1716(Top 35%)
30K18.64 mi3.11 mi1896-3321832-3181832-3184241(Top 17%)3804(Top 26%)3804(Top 78%)
20M20.00 mi1.36 mi2107-2112019-1872019-1875287(Top 21%)4431(Top 30%)4431(Top 91%)
21M21.00 mi1.00 mi3165-10582981-9622981-96218453(Top 72%)10851(Top 74%)10851(Top 224%)
35K21.75 mi0.75 mi5124-19594585-16044585-160425372(Top 99%)14459(Top 99%)14459(Top 298%)
23M23.00 mi1.25 mi5754-6305004-4195004-41916301(Top 64%)9714(Top 67%)9714(Top 200%)
24M24.00 mi1.00 mi5921-1675087-835087-8311337(Top 44%)7226(Top 50%)7226(Top 149%)
40K24.85 mi0.85 mi6185-2645224-1375224-13713745(Top 54%)8299(Top 57%)8299(Top 171%)
25.2M25.20 mi0.35 mi6388-2035331-1075331-10716385(Top 64%)9602(Top 66%)9602(Top 198%)
Finish26.22 mi1.02 mi6149+2395150+1815150+1812682(Top 10%)2294(Top 16%)2294(Top 47%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1304

Males

1265

M18-39

1265

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2096

Males

2024

M18-39

2024

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1304

Males

1265

M18-39

1265

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1602

Males

1548

M18-39

1548

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1293

Males

1255

M18-39

1255

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1780

Males

1716

M18-39

1716

25K→30K

15.5 - 18.6 mi

Top 17%
×9stories
+181ft-148ft

Overall

4241

Males

3804

M18-39

3804

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

5287

Males

4431

M18-39

4431

20M→21M

20.0 - 21.0 mi

Top 72%
×8stories
+106ft-24ft

Overall

18453

Males

10851

M18-39

10851

21M→35K

21.0 - 21.8 mi

Top 99%
×7stories
+17ft-86ft

Overall

25372

Males

14459

M18-39

14459

35K→23M

21.8 - 23.0 mi

Top 64%
×5stories
+23ft-63ft

Overall

16301

Males

9714

M18-39

9714

23M→24M

23.0 - 24.0 mi

Top 44%
×6stories
+12ft-82ft

Overall

11337

Males

7226

M18-39

7226

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

13745

Males

8299

M18-39

8299

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

16385

Males

9602

M18-39

9602

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2stories
+22ft-21ft

Overall

2682

Males

2294

M18-39

2294

Passing Analysis

Category:
Athletes Passed
814
Passed By
5295
Net Change
-4481
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1668
5K → 10K39219-180#1668#1848
10K → 15K2371+236#1848#1612
15K → 20K7959+20#1612#1592
20K → Half212+19#1592#1573
Half → 25K6354+9#1573#1564
25K → 30K31363-332#1564#1896
30K → 20M13224-211#1896#2107
20M → 21M21060-1058#2107#3165
21M → 35K11960-1959#3165#5124
35K → 23M19649-630#5124#5754
23M → 24M37204-167#5754#5921
24M → 40K26290-264#5921#6185
40K → 25.2M5208-203#6185#6388
25.2M → Finish2412+239#6388#6149
TOTALS8145295-4481
📊

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