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BOSTON MARATHON 2024

Jack Kawalec

Bib: 1430•M

OH

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 3%
Gender (Male)
#0 / 14578
Top 6%
Division (M18-39)
#0 / 4849
Top 14%
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
5:55/mi
18:22
↑ 97↓ 3451.5%
10K· 6.21 mi
5:52/mi
36:35
↑ 79↓ 1380.4%
15K· 9.32 mi
6:01/mi
55:16
↑ 67↓ 78
20K· 12.43 mi
6:20/mi
1:14:56
↑ 106↓ 860.1%
Half· 13.11 mi
6:15/mi
1:19:12
↑ 19↓ 370.5%
25K· 15.53 mi
6:18/mi
1:34:29
↑ 66↓ 880.2%
30K· 18.64 mi
6:19/mi
1:54:06
↑ 181↓ 1480.2%
20M
6:34/mi
2:03:01
↑ 64↓ 500.2%
21M
6:53/mi
2:09:54
↑ 106↓ 241.6%
35K· 21.75 mi
6:57/mi
2:15:06
↑ 17↓ 861.7%
23M
7:05/mi
2:23:58
↑ 23↓ 630.6%
24M
7:17/mi
2:31:15
↓ 821.3%
40K· 24.85 mi
7:19/mi
2:37:30
↓ 200.3%
25.2M
7:58/mi
2:40:15
↑ 13↓ 160.2%
Finish· 26.22 mi
6:03/mi
2:46:25
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:19:12
Pace6:02 /mi
2nd Half
Distance13.11 mi
Time1:27:13
Pace6:39 /mi
📊Positive Split: 10.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:5718:225:5518:22
5:55
-
10K
6.21 mi10:37:1036:355:5318:13
5:52
-0:03
15K
9.32 mi10:55:5155:165:5618:41
6:01
+0:09
20K
12.43 mi11:15:311:14:566:0219:40
6:20
+0:19
Half
13.11 mi11:19:471:19:126:024:16
6:15
-0:05
25K
15.53 mi11:35:041:34:296:0515:17
6:18
+0:03
30K
18.64 mi11:54:411:54:066:0719:37
6:19
+0:01
20M
20.00 mi12:03:362:03:016:098:55
6:34
+0:15
21M
21.00 mi12:10:292:09:546:116:53
6:53
+0:19
35K
21.75 mi12:15:412:15:066:135:12
6:57
+0:04
23M
23.00 mi12:24:332:23:586:168:52
7:05
+0:08
24M
24.00 mi12:31:502:31:156:187:17
7:17
+0:12
40K
24.85 mi12:38:052:37:306:206:15
7:19
+0:02
25.2M
25.20 mi12:40:502:40:156:222:45
7:58
+0:39
Finish
26.22 mi12:47:002:46:256:216:10
6:03
-1:55

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

5:52 /mi

Average Pace

6:21 /mi

Slowest Pace

7:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

55:16

33% of race

Time at Steady Pace

1:13:55

44% of race

Time at Slower Pace

37:14

22% of race

Average Pace: 6:21 /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 mi10:18:5718:225:5518:22
5:55
#709
10K
6.21 mi10:37:1036:355:5318:13
5:52
#636
15K
9.32 mi10:55:5155:165:5618:41
6:01
#672
20K
12.43 mi11:15:311:14:566:0219:40
6:20
#826
Half
13.11 mi11:19:471:19:126:024:16
6:15
#848
25K
15.53 mi11:35:041:34:296:0515:17
6:18
#871
30K
18.64 mi11:54:411:54:066:0719:37
6:19
#798
20M
20.00 mi12:03:362:03:016:098:55
6:34
#783
21M
21.00 mi12:10:292:09:546:116:53
6:53
#777
35K
21.75 mi12:15:412:15:066:135:12
6:57
#811
23M
23.00 mi12:24:332:23:586:168:52
7:05
#834
24M
24.00 mi12:31:502:31:156:187:17
7:17
#890
40K
24.85 mi12:38:052:37:306:206:15
7:19
#923
25.2M
25.20 mi12:40:502:40:156:222:45
7:58
#938
Finish
26.22 mi12:47:002:46:256:216:10
6:03
#880
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi709679679806(Top 3%)781(Top 5%)781(Top 16%)
10K6.21 mi3.10 mi636+73611+68611+68570(Top 2%)547(Top 4%)547(Top 11%)
15K9.32 mi3.11 mi672-36646-35646-35806(Top 3%)781(Top 5%)781(Top 16%)
20K12.43 mi3.11 mi826-154793-147793-1471454(Top 6%)1407(Top 10%)1407(Top 29%)
Half13.11 mi0.68 mi848-22814-21814-211473(Top 6%)1426(Top 10%)1426(Top 29%)
25K15.53 mi2.42 mi871-23837-23837-231141(Top 4%)1102(Top 8%)1102(Top 23%)
30K18.64 mi3.11 mi798+73766+71766+71665(Top 3%)635(Top 4%)635(Top 13%)
20M20.00 mi1.36 mi783+15750+16750+16964(Top 4%)916(Top 6%)916(Top 19%)
21M21.00 mi1.00 mi777+6745+5745+5846(Top 3%)799(Top 5%)799(Top 16%)
35K21.75 mi0.75 mi811-34778-33778-332834(Top 11%)2556(Top 18%)2556(Top 53%)
23M23.00 mi1.25 mi834-23801-23801-232192(Top 9%)1987(Top 14%)1987(Top 41%)
24M24.00 mi1.00 mi890-56850-49850-493279(Top 13%)2813(Top 19%)2813(Top 58%)
40K24.85 mi0.85 mi923-33881-31881-312808(Top 11%)2432(Top 17%)2432(Top 50%)
25.2M25.20 mi0.35 mi938-15896-15896-152606(Top 10%)2229(Top 15%)2229(Top 46%)
Finish26.22 mi1.02 mi880+58838+58838+58495(Top 2%)461(Top 3%)461(Top 10%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×21story building
+97ft-345ft

Overall

806

Males

781

M18-39

781

5K→10K

3.1 - 6.2 mi

Top 2%
×5story building
+79ft-138ft

Overall

570

Males

547

M18-39

547

10K→15K

6.2 - 9.3 mi

Top 3%
×3story building
+67ft-78ft

Overall

806

Males

781

M18-39

781

15K→20K

9.3 - 12.4 mi

Top 6%
×5story building
+106ft-86ft

Overall

1454

Males

1407

M18-39

1407

20K→Half

12.4 - 13.1 mi

Top 6%
×2story building
+19ft-37ft

Overall

1473

Males

1426

M18-39

1426

Half→25K

13.1 - 15.5 mi

Top 4%
×4story building
+66ft-88ft

Overall

1141

Males

1102

M18-39

1102

25K→30K

15.5 - 18.6 mi

Top 3%
×9story building
+181ft-148ft

Overall

665

Males

635

M18-39

635

30K→20M

18.6 - 20.0 mi

Top 4%
×5story building
+64ft-50ft

Overall

964

Males

916

M18-39

916

20M→21M

20.0 - 21.0 mi

Top 3%
×8story building
+106ft-24ft

Overall

846

Males

799

M18-39

799

21M→35K

21.0 - 21.8 mi

Top 11%
×7story building
+17ft-86ft

Overall

2834

Males

2556

M18-39

2556

35K→23M

21.8 - 23.0 mi

Top 9%
×5story building
+23ft-63ft

Overall

2192

Males

1987

M18-39

1987

23M→24M

23.0 - 24.0 mi

Top 13%
×6story building
+12ft-82ft

Overall

3279

Males

2813

M18-39

2813

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

2808

Males

2432

M18-39

2432

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2606

Males

2229

M18-39

2229

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2story building
+22ft-21ft

Overall

495

Males

461

M18-39

461

Passing Analysis

Category:
Athletes Passed
374
Passed By
545
Net Change
-171
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#709
5K → 10K8411+73#709#636
10K → 15K1248-36#636#672
15K → 20K2156-154#672#826
20K → Half123-22#826#848
Half → 25K3154-23#848#871
25K → 30K8512+73#871#798
30K → 20M3217+15#798#783
20M → 21M2317+6#783#777
21M → 35K842-34#777#811
35K → 23M1134-23#811#834
23M → 24M662-56#834#890
24M → 40K1043-33#890#923
40K → 25.2M823-15#923#938
25.2M → Finish613+58#938#880
TOTALS374545-171
📊

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