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BOSTON MARATHON 2024

Jonathan Klaiber

Bib: 247•M

IL

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
17:00
Rank: #136
Start → 5K
17:00 | 5:28/mi
10K· 6.21 mi
34:17
Rank: #158 (-22)
5K → 10K
17:17 | 5:34/mi
15K· 9.32 mi
51:47
Rank: #160 (-2)
10K → 15K
17:30 | 5:38/mi
20K· 12.43 mi
1:09:57
Rank: #183 (-23)
15K → 20K
18:10 | 5:51/mi
Half· 13.11 mi
1:13:52
Rank: #187 (-4)
20K → Half
3:55 | 5:44/mi
25K· 15.53 mi
1:28:35
Rank: #233 (-46)
Half → 25K
14:43 | 6:04/mi
30K· 18.64 mi
1:48:53
Rank: #295 (-62)
25K → 30K
20:18 | 6:32/mi
20M
1:57:38
Rank: #310 (-15)
30K → 20M
8:45 | 6:26/mi
21M
2:04:21
Rank: #315 (-5)
20M → 21M
6:43 | 6:43/mi
35K· 21.75 mi
2:09:19
Rank: #334 (-19)
21M → 35K
4:58 | 6:38/mi
23M
2:18:38
Rank: #408 (-74)
35K → 23M
9:19 | 7:26/mi
24M
2:24:54
Rank: #406 (+2)
23M → 24M
6:16 | 6:16/mi
40K· 24.85 mi
2:31:00
Rank: #435 (-29)
24M → 40K
6:06 | 7:08/mi
25.2M
2:33:29
Rank: #436 (-1)
40K → 25.2M
2:29 | 7:12/mi
Finish· 26.22 mi
2:40:00
Rank: #449 (-13)
25.2M → Finish
6:31 | 6:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:13:52
Pace5:38 /mi
2nd Half
Distance13.11 mi
Time1:26:08
Pace6:34 /mi
📊Positive Split: 16.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:0617:005:2817:00
5:28
-
10K
6.21 mi10:34:2334:175:3117:17
5:34
+0:06
15K
9.32 mi10:51:5351:475:3317:30
5:38
+0:04
20K
12.43 mi11:10:031:09:575:3818:10
5:51
+0:13
Half
13.11 mi11:13:581:13:525:383:55
5:44
-0:07
25K
15.53 mi11:28:411:28:355:4214:43
6:04
+0:20
30K
18.64 mi11:48:591:48:535:5020:18
6:32
+0:28
20M
20.00 mi11:57:441:57:385:538:45
6:26
-0:06
21M
21.00 mi12:04:272:04:215:556:43
6:43
+0:17
35K
21.75 mi12:09:252:09:195:574:58
6:38
-0:05
23M
23.00 mi12:18:442:18:386:029:19
7:26
+0:48
24M
24.00 mi12:25:002:24:546:026:16
6:16
-1:10
40K
24.85 mi12:31:062:31:006:056:06
7:08
+0:52
25.2M
25.20 mi12:33:352:33:296:052:29
7:12
+0:04
Finish
26.22 mi12:40:062:40:006:066:31
6:24
-0:48

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

5:28 /mi

Average Pace

6:06 /mi

Slowest Pace

7:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:28:35

55% of race

Time at Steady Pace

46:48

29% of race

Time at Slower Pace

24:37

15% of race

Average Pace: 6:06 /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 mi10:17:0617:005:2817:00
5:28
#136
10K
6.21 mi10:34:2334:175:3117:17
5:34
#158
15K
9.32 mi10:51:5351:475:3317:30
5:38
#160
20K
12.43 mi11:10:031:09:575:3818:10
5:51
#183
Half
13.11 mi11:13:581:13:525:383:55
5:44
#187
25K
15.53 mi11:28:411:28:355:4214:43
6:04
#233
30K
18.64 mi11:48:591:48:535:5020:18
6:32
#295
20M
20.00 mi11:57:441:57:385:538:45
6:26
#310
21M
21.00 mi12:04:272:04:215:556:43
6:43
#315
35K
21.75 mi12:09:252:09:195:574:58
6:38
#334
23M
23.00 mi12:18:442:18:386:029:19
7:26
#408
24M
24.00 mi12:25:002:24:546:026:16
6:16
#406
40K
24.85 mi12:31:062:31:006:056:06
7:08
#435
25.2M
25.20 mi12:33:352:33:296:052:29
7:12
#436
Finish
26.22 mi12:40:062:40:006:066:31
6:24
#449
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi136119119169(Top 0.7%)166(Top 1%)166(Top 3%)
10K6.21 mi3.10 mi158-22141-22141-22177(Top 0.7%)159(Top 1%)159(Top 3%)
15K9.32 mi3.11 mi160-2142-1142-1169(Top 0.7%)166(Top 1%)166(Top 3%)
20K12.43 mi3.11 mi183-23163-21163-21339(Top 1%)317(Top 2%)317(Top 7%)
Half13.11 mi0.68 mi187-4167-4167-4309(Top 1%)289(Top 2%)289(Top 6%)
25K15.53 mi2.42 mi233-46212-45212-45589(Top 2%)560(Top 4%)560(Top 12%)
30K18.64 mi3.11 mi295-62273-61273-611140(Top 4%)1088(Top 7%)1088(Top 22%)
20M20.00 mi1.36 mi310-15288-15288-15716(Top 3%)674(Top 5%)674(Top 14%)
21M21.00 mi1.00 mi315-5293-5293-5577(Top 2%)540(Top 4%)540(Top 11%)
35K21.75 mi0.75 mi334-19311-18311-181644(Top 6%)1532(Top 11%)1532(Top 32%)
23M23.00 mi1.25 mi408-74384-73384-733383(Top 13%)2952(Top 20%)2952(Top 61%)
24M24.00 mi1.00 mi406+2380+4380+4541(Top 2%)507(Top 3%)507(Top 10%)
40K24.85 mi0.85 mi435-29409-29409-292262(Top 9%)1996(Top 14%)1996(Top 41%)
25.2M25.20 mi0.35 mi436-1410-1410-1834(Top 3%)765(Top 5%)765(Top 16%)
Finish26.22 mi1.02 mi449-13423-13423-131098(Top 4%)1007(Top 7%)1007(Top 21%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 0.7%
×21stories
+97ft-345ft

Overall

169

Males

166

M18-39

166

5K→10K

3.1 - 6.2 mi

Top 0.7%
×5stories
+79ft-138ft

Overall

177

Males

159

M18-39

159

10K→15K

6.2 - 9.3 mi

Top 0.7%
×3stories
+67ft-78ft

Overall

169

Males

166

M18-39

166

15K→20K

9.3 - 12.4 mi

Top 1%
×5stories
+106ft-86ft

Overall

339

Males

317

M18-39

317

20K→Half

12.4 - 13.1 mi

Top 1%
×2stories
+19ft-37ft

Overall

309

Males

289

M18-39

289

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

589

Males

560

M18-39

560

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1140

Males

1088

M18-39

1088

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

716

Males

674

M18-39

674

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

577

Males

540

M18-39

540

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1644

Males

1532

M18-39

1532

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3383

Males

2952

M18-39

2952

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

541

Males

507

M18-39

507

24M→40K

24.0 - 24.9 mi

Top 9%
×1story
+6ft-20ft

Overall

2262

Males

1996

M18-39

1996

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

834

Males

765

M18-39

765

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

1098

Males

1007

M18-39

1007

Passing Analysis

Category:
Athletes Passed
67
Passed By
380
Net Change
-313
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#136
5K → 10K426-22#136#158
10K → 15K810-2#158#160
15K → 20K225-23#160#183
20K → Half15-4#183#187
Half → 25K248-46#187#233
25K → 30K668-62#233#295
30K → 20M520-15#295#310
20M → 21M611-5#310#315
21M → 35K120-19#315#334
35K → 23M377-74#334#408
23M → 24M1715+2#408#406
24M → 40K433-29#406#435
40K → 25.2M34-1#435#436
25.2M → Finish518-13#436#449
TOTALS67380-313
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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