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BOSTON MARATHON 2024

Calvin Isch

Bib: 3481•M

PA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 26%
Gender (Male)
#0 / 14578
Top 38%
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
19:12
Rank: #1533
Start → 5K
19:12 | 6:11/mi
10K· 6.21 mi
38:36
Rank: #1587 (-54)
5K → 10K
19:24 | 6:15/mi
15K· 9.32 mi
58:43
Rank: #1872 (-285)
10K → 15K
20:07 | 6:28/mi
20K· 12.43 mi
1:19:54
Rank: #2307 (-435)
15K → 20K
21:11 | 6:49/mi
Half· 13.11 mi
1:24:36
Rank: #2429 (-122)
20K → Half
4:42 | 6:53/mi
25K· 15.53 mi
1:41:50
Rank: #2741 (-312)
Half → 25K
17:14 | 7:06/mi
30K· 18.64 mi
2:05:00
Rank: #3119 (-378)
25K → 30K
23:10 | 7:27/mi
20M
2:15:24
Rank: #3245 (-126)
30K → 20M
10:24 | 7:39/mi
21M
2:28:13
Rank: #4642 (-1397)
20M → 21M
12:49 | 12:49/mi
35K· 21.75 mi
2:38:04
Rank: #5642 (-1000)
21M → 35K
9:51 | 13:10/mi
23M
2:52:46
Rank: #6794 (-1152)
35K → 23M
14:42 | 11:44/mi
24M
3:01:43
Rank: #6991 (-197)
23M → 24M
8:57 | 8:57/mi
40K· 24.85 mi
3:08:46
Rank: #6932 (+59)
24M → 40K
7:03 | 8:15/mi
25.2M
3:12:15
Rank: #6984 (-52)
40K → 25.2M
3:29 | 10:06/mi
Finish· 26.22 mi
3:19:24
Rank: #6756 (+228)
25.2M → Finish
7:09 | 7:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:36
Pace6:27 /mi
2nd Half
Distance13.11 mi
Time1:54:48
Pace8:45 /mi
📊Positive Split: 35.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:5919:126:1119:12
6:11
-
10K
6.21 mi10:40:2338:366:1319:24
6:15
+0:04
15K
9.32 mi11:00:3058:436:1820:07
6:28
+0:13
20K
12.43 mi11:21:411:19:546:2621:11
6:49
+0:21
Half
13.11 mi11:26:231:24:366:274:42
6:53
+0:04
25K
15.53 mi11:43:371:41:506:3317:14
7:06
+0:13
30K
18.64 mi12:06:472:05:006:4223:10
7:27
+0:21
20M
20.00 mi12:17:112:15:246:4610:24
7:39
+0:12
21M
21.00 mi12:30:002:28:137:0312:49
12:49
+5:10
35K
21.75 mi12:39:512:38:047:169:51
13:10
+0:21
23M
23.00 mi12:54:332:52:467:3114:42
11:44
-1:26
24M
24.00 mi13:03:303:01:437:348:57
8:57
-2:47
40K
24.85 mi13:10:333:08:467:367:03
8:15
-0:42
25.2M
25.20 mi13:14:023:12:157:383:29
10:06
+1:51
Finish
26.22 mi13:21:113:19:247:377:09
7:01
-3:05

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

6:11 /mi

Average Pace

7:37 /mi

Slowest Pace

13:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

38:36

19% of race

Time at Steady Pace

1:51:00

56% of race

Time at Slower Pace

49:48

25% of race

Average Pace: 7:36 /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 mi10:20:5919:126:1119:12
6:11
#1533
10K
6.21 mi10:40:2338:366:1319:24
6:15
#1587
15K
9.32 mi11:00:3058:436:1820:07
6:28
#1872
20K
12.43 mi11:21:411:19:546:2621:11
6:49
#2307
Half
13.11 mi11:26:231:24:366:274:42
6:53
#2429
25K
15.53 mi11:43:371:41:506:3317:14
7:06
#2741
30K
18.64 mi12:06:472:05:006:4223:10
7:27
#3119
20M
20.00 mi12:17:112:15:246:4610:24
7:39
#3245
21M
21.00 mi12:30:002:28:137:0312:49
12:49
#4642
35K
21.75 mi12:39:512:38:047:169:51
13:10
#5642
23M
23.00 mi12:54:332:52:467:3114:42
11:44
#6794
24M
24.00 mi13:03:303:01:437:348:57
8:57
#6991
40K
24.85 mi13:10:333:08:467:367:03
8:15
#6932
25.2M
25.20 mi13:14:023:12:157:383:29
10:06
#6984
Finish
26.22 mi13:21:113:19:247:377:09
7:01
#6756
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1533148114812593(Top 10%)2487(Top 17%)2487(Top 51%)
10K6.21 mi3.10 mi1587-541534-531534-531676(Top 7%)1624(Top 11%)1624(Top 33%)
15K9.32 mi3.11 mi1872-2851812-2781812-2782593(Top 10%)2487(Top 17%)2487(Top 51%)
20K12.43 mi3.11 mi2307-4352223-4112223-4114023(Top 16%)3757(Top 26%)3757(Top 77%)
Half13.11 mi0.68 mi2429-1222334-1112334-1115138(Top 20%)4681(Top 32%)4681(Top 97%)
25K15.53 mi2.42 mi2741-3122614-2802614-2804860(Top 19%)4372(Top 30%)4372(Top 90%)
30K18.64 mi3.11 mi3119-3782957-3432957-3434890(Top 19%)4272(Top 29%)4272(Top 88%)
20M20.00 mi1.36 mi3245-1263060-1033060-1034992(Top 20%)4248(Top 29%)4248(Top 88%)
21M21.00 mi1.00 mi4642-13974241-11814241-118120404(Top 80%)11830(Top 81%)11830(Top 244%)
35K21.75 mi0.75 mi5642-10004955-7144955-71423417(Top 92%)13344(Top 92%)13344(Top 275%)
23M23.00 mi1.25 mi6794-11525693-7385693-73820179(Top 79%)11649(Top 80%)11649(Top 240%)
24M24.00 mi1.00 mi6991-1975781-885781-8811854(Top 46%)7489(Top 51%)7489(Top 154%)
40K24.85 mi0.85 mi6932+595695+865695+867020(Top 27%)4863(Top 33%)4863(Top 100%)
25.2M25.20 mi0.35 mi6984-525712-175712-1711281(Top 44%)7015(Top 48%)7015(Top 145%)
Finish26.22 mi1.02 mi6756+2285532+1805532+1803207(Top 13%)2675(Top 18%)2675(Top 55%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×21stories
+97ft-345ft

Overall

2593

Males

2487

M18-39

2487

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1676

Males

1624

M18-39

1624

10K→15K

6.2 - 9.3 mi

Top 10%
×3stories
+67ft-78ft

Overall

2593

Males

2487

M18-39

2487

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4023

Males

3757

M18-39

3757

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5138

Males

4681

M18-39

4681

Half→25K

13.1 - 15.5 mi

Top 19%
×4stories
+66ft-88ft

Overall

4860

Males

4372

M18-39

4372

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

4890

Males

4272

M18-39

4272

30K→20M

18.6 - 20.0 mi

Top 20%
×5stories
+64ft-50ft

Overall

4992

Males

4248

M18-39

4248

20M→21M

20.0 - 21.0 mi

Top 80%
×8stories
+106ft-24ft

Overall

20404

Males

11830

M18-39

11830

21M→35K

21.0 - 21.8 mi

Top 92%
×7stories
+17ft-86ft

Overall

23417

Males

13344

M18-39

13344

35K→23M

21.8 - 23.0 mi

Top 79%
×5stories
+23ft-63ft

Overall

20179

Males

11649

M18-39

11649

23M→24M

23.0 - 24.0 mi

Top 46%
×6stories
+12ft-82ft

Overall

11854

Males

7489

M18-39

7489

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7020

Males

4863

M18-39

4863

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11281

Males

7015

M18-39

7015

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3207

Males

2675

M18-39

2675

Passing Analysis

Category:
Athletes Passed
672
Passed By
5895
Net Change
-5223
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1533
5K → 10K62116-54#1533#1587
10K → 15K14299-285#1587#1872
15K → 20K17452-435#1872#2307
20K → Half2124-122#2307#2429
Half → 25K22334-312#2429#2741
25K → 30K76454-378#2741#3119
30K → 20M52178-126#3119#3245
20M → 21M31400-1397#3245#4642
21M → 35K21002-1000#4642#5642
35K → 23M81160-1152#5642#6794
23M → 24M51248-197#6794#6991
24M → 40K10849+59#6991#6932
40K → 25.2M2375-52#6932#6984
25.2M → Finish2324+228#6984#6756
TOTALS6725895-5223
📊

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