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BOSTON MARATHON 2024

Shane Kronstedt

Bib: 25424•M

TX

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

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:05/mi
25:07
↑ 97↓ 3451.5%
10K· 6.21 mi
8:06/mi
50:17
↑ 79↓ 1380.4%
15K· 9.32 mi
8:24/mi
1:16:24
↑ 67↓ 78
20K· 12.43 mi
9:09/mi
1:44:49
↑ 106↓ 860.1%
Half· 13.11 mi
9:14/mi
1:51:07
↑ 19↓ 370.5%
25K· 15.53 mi
10:14/mi
2:15:55
↑ 66↓ 880.2%
30K· 18.64 mi
11:37/mi
2:52:02
↑ 181↓ 1480.2%
20M
12:35/mi
3:09:08
↑ 64↓ 500.2%
21M
14:06/mi
3:23:14
↑ 106↓ 241.6%
35K· 21.75 mi
13:13/mi
3:33:07
↑ 17↓ 861.7%
23M
13:55/mi
3:50:32
↑ 23↓ 630.6%
24M
13:39/mi
4:04:11
↓ 821.3%
40K· 24.85 mi
14:16/mi
4:16:23
↓ 200.3%
25.2M
15:16/mi
4:21:39
↑ 13↓ 160.2%
Finish· 26.22 mi
11:43/mi
4:33:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:07
Pace8:29 /mi
2nd Half
Distance13.11 mi
Time2:42:28
Pace12:24 /mi
📊Positive Split: 46.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:40:5225:078:0525:07
8:05
-
10K
6.21 mi12:06:0250:178:0625:10
8:06
+0:01
15K
9.32 mi12:32:091:16:248:1226:07
8:24
+0:18
20K
12.43 mi13:00:341:44:498:2628:25
9:09
+0:45
Half
13.11 mi13:06:521:51:078:296:18
9:14
+0:05
25K
15.53 mi13:31:402:15:558:4524:48
10:14
+1:00
30K
18.64 mi14:07:472:52:029:1436:07
11:37
+1:23
20M
20.00 mi14:24:533:09:089:2717:06
12:35
+0:58
21M
21.00 mi14:38:593:23:149:4114:06
14:06
+1:31
35K
21.75 mi14:48:523:33:079:489:53
13:13
-0:53
23M
23.00 mi15:06:173:50:3210:0117:25
13:55
+0:42
24M
24.00 mi15:19:564:04:1110:1013:39
13:39
-0:16
40K
24.85 mi15:32:084:16:2310:1912:12
14:16
+0:37
25.2M
25.20 mi15:37:244:21:3910:235:16
15:16
+1:00
Finish
26.22 mi15:49:204:33:3510:2711:56
11:43
-3:33

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

8:05 /mi

Average Pace

10:27 /mi

Slowest Pace

15:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:15:55

50% of race

Time at Steady Pace

1:05:09

24% of race

Time at Slower Pace

1:12:31

27% of race

Average Pace: 10:26 /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 mi11:40:5225:078:0525:07
8:05
#15264
10K
6.21 mi12:06:0250:178:0625:10
8:06
#15051
15K
9.32 mi12:32:091:16:248:1226:07
8:24
#15329
20K
12.43 mi13:00:341:44:498:2628:25
9:09
#16035
Half
13.11 mi13:06:521:51:078:296:18
9:14
#16223
25K
15.53 mi13:31:402:15:558:4524:48
10:14
#17100
30K
18.64 mi14:07:472:52:029:1436:07
11:37
#18382
20M
20.00 mi14:24:533:09:089:2717:06
12:35
#18860
21M
21.00 mi14:38:593:23:149:4114:06
14:06
#19170
35K
21.75 mi14:48:523:33:079:489:53
13:13
#19423
23M
23.00 mi15:06:173:50:3210:0117:25
13:55
#19791
24M
24.00 mi15:19:564:04:1110:1013:39
13:39
#20066
40K
24.85 mi15:32:084:16:2310:1912:12
14:16
#20307
25.2M
25.20 mi15:37:244:21:3910:235:16
15:16
#20364
Finish
26.22 mi15:49:204:33:3510:2711:56
11:43
#20448
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi15264101281012815861(Top 62%)10344(Top 71%)10344(Top 213%)
10K6.21 mi3.10 mi15051+21310048+8010048+8014864(Top 58%)9977(Top 68%)9977(Top 206%)
15K9.32 mi3.11 mi15329-27810147-9910147-9915861(Top 62%)10344(Top 71%)10344(Top 213%)
20K12.43 mi3.11 mi16035-70610404-25710404-25717980(Top 70%)11255(Top 77%)11255(Top 232%)
Half13.11 mi0.68 mi16223-18810480-7610480-7619194(Top 75%)11712(Top 80%)11712(Top 242%)
25K15.53 mi2.42 mi17100-87710807-32710807-32719726(Top 77%)11911(Top 82%)11911(Top 246%)
30K18.64 mi3.11 mi18382-128211302-49511302-49521266(Top 83%)12447(Top 85%)12447(Top 257%)
20M20.00 mi1.36 mi18860-47811496-19411496-19422286(Top 87%)12846(Top 88%)12846(Top 265%)
21M21.00 mi1.00 mi19170-31011618-12211618-12222449(Top 88%)12883(Top 88%)12883(Top 266%)
35K21.75 mi0.75 mi19423-25311721-10311721-10323473(Top 92%)13380(Top 92%)13380(Top 276%)
23M23.00 mi1.25 mi19791-36811866-14511866-14523674(Top 93%)13478(Top 92%)13478(Top 278%)
24M24.00 mi1.00 mi20066-27511979-11311979-11323833(Top 93%)13505(Top 93%)13505(Top 279%)
40K24.85 mi0.85 mi20307-24112072-9312072-9323894(Top 94%)13504(Top 93%)13504(Top 278%)
25.2M25.20 mi0.35 mi20364-5712085-1312085-1323306(Top 91%)13205(Top 91%)13205(Top 272%)
Finish26.22 mi1.02 mi20448-8412109-2412109-2422795(Top 89%)12905(Top 89%)12905(Top 266%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21story building
+97ft-345ft

Overall

15861

Males

10344

M18-39

10344

5K→10K

3.1 - 6.2 mi

Top 58%
×5story building
+79ft-138ft

Overall

14864

Males

9977

M18-39

9977

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+67ft-78ft

Overall

15861

Males

10344

M18-39

10344

15K→20K

9.3 - 12.4 mi

Top 70%
×5story building
+106ft-86ft

Overall

17980

Males

11255

M18-39

11255

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

19194

Males

11712

M18-39

11712

Half→25K

13.1 - 15.5 mi

Top 77%
×4story building
+66ft-88ft

Overall

19726

Males

11911

M18-39

11911

25K→30K

15.5 - 18.6 mi

Top 83%
×9story building
+181ft-148ft

Overall

21266

Males

12447

M18-39

12447

30K→20M

18.6 - 20.0 mi

Top 87%
×5story building
+64ft-50ft

Overall

22286

Males

12846

M18-39

12846

20M→21M

20.0 - 21.0 mi

Top 88%
×8story building
+106ft-24ft

Overall

22449

Males

12883

M18-39

12883

21M→35K

21.0 - 21.8 mi

Top 92%
×7story building
+17ft-86ft

Overall

23473

Males

13380

M18-39

13380

35K→23M

21.8 - 23.0 mi

Top 93%
×5story building
+23ft-63ft

Overall

23674

Males

13478

M18-39

13478

23M→24M

23.0 - 24.0 mi

Top 93%
×6story building
+12ft-82ft

Overall

23833

Males

13505

M18-39

13505

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

23894

Males

13504

M18-39

13504

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

23306

Males

13205

M18-39

13205

25.2M→Finish

25.2 - 26.2 mi

Top 89%
×2story building
+22ft-21ft

Overall

22795

Males

12905

M18-39

12905

Passing Analysis

Category:
Athletes Passed
929
Passed By
6113
Net Change
-5184
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15264
5K → 10K399186+213#15264#15051
10K → 15K152430-278#15051#15329
15K → 20K98804-706#15329#16035
20K → Half7195-188#16035#16223
Half → 25K62939-877#16223#17100
25K → 30K431325-1282#17100#18382
30K → 20M22500-478#18382#18860
20M → 21M19329-310#18860#19170
21M → 35K19272-253#19170#19423
35K → 23M30398-368#19423#19791
23M → 24M18293-275#19791#20066
24M → 40K17258-241#20066#20307
40K → 25.2M1673-57#20307#20364
25.2M → Finish27111-84#20364#20448
TOTALS9296113-5184
📊

Passing Visuals

Category:
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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