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BOSTON MARATHON 2024

Jacob Alexander

Bib: 394•M

CO

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 2%
Gender (Male)
#0 / 14578
Top 3%
Division (M18-39)
#0 / 4849
Top 8%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:35
Rank: #300
Start → 5K
17:35 | 5:40/mi
10K· 6.21 mi
35:10
Rank: #275 (+25)
5K → 10K
17:35 | 5:40/mi
15K· 9.32 mi
53:04
Rank: #295 (-20)
10K → 15K
17:54 | 5:46/mi
20K· 12.43 mi
1:11:44
Rank: #345 (-50)
15K → 20K
18:40 | 6:00/mi
Half· 13.11 mi
1:15:52
Rank: #364 (-19)
20K → Half
4:08 | 6:03/mi
25K· 15.53 mi
1:31:12
Rank: #442 (-78)
Half → 25K
15:20 | 6:19/mi
30K· 18.64 mi
1:51:33
Rank: #508 (-66)
25K → 30K
20:21 | 6:33/mi
20M
2:00:31
Rank: #532 (-24)
30K → 20M
8:58 | 6:36/mi
21M
2:08:10
Rank: #597 (-65)
20M → 21M
7:39 | 7:39/mi
35K· 21.75 mi
2:12:58
Rank: #606 (-9)
21M → 35K
4:48 | 6:25/mi
23M
2:21:04
Rank: #583 (+23)
35K → 23M
8:06 | 6:28/mi
24M
2:27:14
Rank: #551 (+32)
23M → 24M
6:10 | 6:10/mi
40K· 24.85 mi
2:32:24
Rank: #513 (+38)
24M → 40K
5:10 | 6:03/mi
25.2M
2:34:41
Rank: #497 (+16)
40K → 25.2M
2:17 | 6:37/mi
Finish· 26.22 mi
2:40:41
Rank: #481 (+16)
25.2M → Finish
6:00 | 5:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:15:52
Pace5:47 /mi
2nd Half
Distance13.11 mi
Time1:24:49
Pace6:28 /mi
📊Positive Split: 11.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:3817:355:4017:35
5:40
-
10K
6.21 mi10:35:1335:105:4017:35
5:40
0:00
15K
9.32 mi10:53:0753:045:4217:54
5:46
+0:06
20K
12.43 mi11:11:471:11:445:4618:40
6:00
+0:14
Half
13.11 mi11:15:551:15:525:474:08
6:03
+0:03
25K
15.53 mi11:31:151:31:125:5215:20
6:19
+0:16
30K
18.64 mi11:51:361:51:335:5920:21
6:33
+0:14
20M
20.00 mi12:00:342:00:316:028:58
6:36
+0:03
21M
21.00 mi12:08:132:08:106:067:39
7:39
+1:03
35K
21.75 mi12:13:012:12:586:074:48
6:25
-1:14
23M
23.00 mi12:21:072:21:046:088:06
6:28
+0:03
24M
24.00 mi12:27:172:27:146:086:10
6:10
-0:18
40K
24.85 mi12:32:272:32:246:085:10
6:03
-0:07
25.2M
25.20 mi12:34:442:34:416:082:17
6:37
+0:34
Finish
26.22 mi12:40:442:40:416:086:00
5:53
-0:44

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

5:40 /mi

Average Pace

6:08 /mi

Slowest Pace

7:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

59:04

37% of race

Time at Steady Pace

49:28

31% of race

Time at Slower Pace

52:09

32% of race

Average Pace: 6:08 /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 mi10:17:3817:355:4017:35
5:40
#300
10K
6.21 mi10:35:1335:105:4017:35
5:40
#275
15K
9.32 mi10:53:0753:045:4217:54
5:46
#295
20K
12.43 mi11:11:471:11:445:4618:40
6:00
#345
Half
13.11 mi11:15:551:15:525:474:08
6:03
#364
25K
15.53 mi11:31:151:31:125:5215:20
6:19
#442
30K
18.64 mi11:51:361:51:335:5920:21
6:33
#508
20M
20.00 mi12:00:342:00:316:028:58
6:36
#532
21M
21.00 mi12:08:132:08:106:067:39
7:39
#597
35K
21.75 mi12:13:012:12:586:074:48
6:25
#606
23M
23.00 mi12:21:072:21:046:088:06
6:28
#583
24M
24.00 mi12:27:172:27:146:086:10
6:10
#551
40K
24.85 mi12:32:272:32:246:085:10
6:03
#513
25.2M
25.20 mi12:34:442:34:416:082:17
6:37
#497
Finish
26.22 mi12:40:442:40:416:086:00
5:53
#481
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi300279279318(Top 1%)296(Top 2%)296(Top 6%)
10K6.21 mi3.10 mi275+25254+25254+25258(Top 1%)237(Top 2%)237(Top 5%)
15K9.32 mi3.11 mi295-20274-20274-20318(Top 1%)296(Top 2%)296(Top 6%)
20K12.43 mi3.11 mi345-50323-49323-49613(Top 2%)588(Top 4%)588(Top 12%)
Half13.11 mi0.68 mi364-19342-19342-19896(Top 4%)863(Top 6%)863(Top 18%)
25K15.53 mi2.42 mi442-78420-78420-781190(Top 5%)1148(Top 8%)1148(Top 24%)
30K18.64 mi3.11 mi508-66484-64484-641180(Top 5%)1127(Top 8%)1127(Top 23%)
20M20.00 mi1.36 mi532-24508-24508-241055(Top 4%)1002(Top 7%)1002(Top 21%)
21M21.00 mi1.00 mi597-65569-61569-612942(Top 12%)2643(Top 18%)2643(Top 55%)
35K21.75 mi0.75 mi606-9577-8577-81032(Top 4%)973(Top 7%)973(Top 20%)
23M23.00 mi1.25 mi583+23554+23554+23628(Top 2%)592(Top 4%)592(Top 12%)
24M24.00 mi1.00 mi551+32522+32522+32418(Top 2%)388(Top 3%)388(Top 8%)
40K24.85 mi0.85 mi513+38485+37485+37229(Top 0.9%)206(Top 1%)206(Top 4%)
25.2M25.20 mi0.35 mi497+16469+16469+16236(Top 0.9%)217(Top 1%)217(Top 4%)
Finish26.22 mi1.02 mi481+16453+16453+16309(Top 1%)289(Top 2%)289(Top 6%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
×21stories
+97ft-345ft

Overall

318

Males

296

M18-39

296

5K→10K

3.1 - 6.2 mi

Top 1%
×5stories
+79ft-138ft

Overall

258

Males

237

M18-39

237

10K→15K

6.2 - 9.3 mi

Top 1%
×3stories
+67ft-78ft

Overall

318

Males

296

M18-39

296

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

613

Males

588

M18-39

588

20K→Half

12.4 - 13.1 mi

Top 4%
×2stories
+19ft-37ft

Overall

896

Males

863

M18-39

863

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1190

Males

1148

M18-39

1148

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1180

Males

1127

M18-39

1127

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

1055

Males

1002

M18-39

1002

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

2942

Males

2643

M18-39

2643

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

1032

Males

973

M18-39

973

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

628

Males

592

M18-39

592

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

418

Males

388

M18-39

388

24M→40K

24.0 - 24.9 mi

Top 0.9%
×1story
+6ft-20ft

Overall

229

Males

206

M18-39

206

40K→25.2M

24.9 - 25.2 mi

Top 0.9%
×1story
+13ft-16ft

Overall

236

Males

217

M18-39

217

25.2M→Finish

25.2 - 26.2 mi

Top 1%
×2stories
+22ft-21ft

Overall

309

Males

289

M18-39

289

Passing Analysis

Category:
Athletes Passed
240
Passed By
421
Net Change
-181
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#300
5K → 10K283+25#300#275
10K → 15K1030-20#275#295
15K → 20K757-50#295#345
20K → Half120-19#345#364
Half → 25K785-78#364#442
25K → 30K1884-66#442#508
30K → 20M1135-24#508#532
20M → 21M772-65#532#597
21M → 35K1019-9#597#606
35K → 23M3310+23#606#583
23M → 24M342+32#583#551
24M → 40K391+38#551#513
40K → 25.2M160+16#513#497
25.2M → Finish193+16#497#481
TOTALS240421-181
📊

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