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BOSTON MARATHON 2024

Christopher Klucznik

Bib: 493•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 4%
Gender (Male)
#0 / 14578
Top 6%
Masters (Masters Men)
#0 / 9729
Top 2%
Division (M40-44)
#0 / 2009
Top 6%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:35
Rank: #873
Start → 5K
5:59/mi
18:35 split
10K· 6.21 mi
37:19
Rank: #900 (-27)
5K → 10K
6:02/mi
18:44 split
15K· 9.32 mi
56:08
Rank: #891 (+9)
10K → 15K
6:03/mi
18:49 split
20K· 12.43 mi
1:15:07
Rank: #857 (+34)
15K → 20K
6:07/mi
18:59 split
Half· 13.11 mi
1:19:12
Rank: #849 (+8)
20K → Half
5:59/mi
4:05 split
25K· 15.53 mi
1:34:11
Rank: #828 (+21)
Half → 25K
6:11/mi
14:59 split
30K· 18.64 mi
1:54:20
Rank: #827 (+1)
25K → 30K
6:29/mi
20:09 split
20M
2:03:24
Rank: #828 (-1)
30K → 20M
6:40/mi
9:04 split
21M
2:10:27
Rank: #837 (-9)
20M → 21M
7:03/mi
7:03 split
35K· 21.75 mi
2:15:16
Rank: #823 (+14)
21M → 35K
6:26/mi
4:49 split
23M
2:23:40
Rank: #814 (+9)
35K → 23M
6:43/mi
8:24 split
24M
2:30:13
Rank: #803 (+11)
23M → 24M
6:33/mi
6:33 split
40K· 24.85 mi
2:35:56
Rank: #796 (+7)
24M → 40K
6:41/mi
5:43 split
25.2M
2:38:38
Rank: #806 (-10)
40K → 25.2M
7:50/mi
2:42 split
Finish· 26.22 mi
2:47:13
Rank: #971 (-165)
25.2M → Finish
8:25/mi
8:35 split

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
Time1:28:01
Pace6:43 /mi
📊Positive Split: 11.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:5018:355:5918:35
5:59
-
10K
6.21 mi10:37:3437:196:0018:44
6:02
+0:03
15K
9.32 mi10:56:2356:086:0118:49
6:03
+0:01
20K
12.43 mi11:15:221:15:076:0318:59
6:07
+0:04
Half
13.11 mi11:19:271:19:126:024:05
5:59
-0:08
25K
15.53 mi11:34:261:34:116:0414:59
6:11
+0:12
30K
18.64 mi11:54:351:54:206:0820:09
6:29
+0:18
20M
20.00 mi12:03:392:03:246:109:04
6:40
+0:11
21M
21.00 mi12:10:422:10:276:137:03
7:03
+0:23
35K
21.75 mi12:15:312:15:166:134:49
6:26
-0:37
23M
23.00 mi12:23:552:23:406:158:24
6:43
+0:17
24M
24.00 mi12:30:282:30:136:166:33
6:33
-0:10
40K
24.85 mi12:36:112:35:566:165:43
6:41
+0:08
25.2M
25.20 mi12:38:532:38:386:182:42
7:50
+1:09
Finish
26.22 mi12:47:282:47:136:238:35
8:25
+0:35

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

5:59 /mi

Average Pace

6:23 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:19:12

47% of race

Time at Steady Pace

1:09:41

42% of race

Time at Slower Pace

18:20

11% of race

Average Pace: 6:23 /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 mi10:18:5018:355:5918:35
5:59
#873
10K
6.21 mi10:37:3437:196:0018:44
6:02
#900
15K
9.32 mi10:56:2356:086:0118:49
6:03
#891
20K
12.43 mi11:15:221:15:076:0318:59
6:07
#857
Half
13.11 mi11:19:271:19:126:024:05
5:59
#849
25K
15.53 mi11:34:261:34:116:0414:59
6:11
#828
30K
18.64 mi11:54:351:54:206:0820:09
6:29
#827
20M
20.00 mi12:03:392:03:246:109:04
6:40
#828
21M
21.00 mi12:10:422:10:276:137:03
7:03
#837
35K
21.75 mi12:15:312:15:166:134:49
6:26
#823
23M
23.00 mi12:23:552:23:406:158:24
6:43
#814
24M
24.00 mi12:30:282:30:136:166:33
6:33
#803
40K
24.85 mi12:36:112:35:566:165:43
6:41
#796
25.2M
25.20 mi12:38:532:38:386:182:42
7:50
#806
Finish
26.22 mi12:47:282:47:136:238:35
8:25
#971
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi873843843915(Top 4%)887(Top 6%)887(Top 44%)
10K6.21 mi3.10 mi900-27865-22865-22945(Top 4%)908(Top 6%)908(Top 45%)
15K9.32 mi3.11 mi891+9858+7858+7915(Top 4%)887(Top 6%)887(Top 44%)
20K12.43 mi3.11 mi857+34822+36822+36821(Top 3%)790(Top 5%)790(Top 39%)
Half13.11 mi0.68 mi849+8815+7815+7750(Top 3%)723(Top 5%)723(Top 36%)
25K15.53 mi2.42 mi828+21795+20795+20813(Top 3%)781(Top 5%)781(Top 39%)
30K18.64 mi3.11 mi827+1794+1794+11012(Top 4%)968(Top 7%)968(Top 48%)
20M20.00 mi1.36 mi828-1795-1795-11258(Top 5%)1192(Top 8%)1192(Top 59%)
21M21.00 mi1.00 mi837-9804-9804-91186(Top 5%)1121(Top 8%)1121(Top 56%)
35K21.75 mi0.75 mi823+14790+14790+141103(Top 4%)1041(Top 7%)1041(Top 52%)
23M23.00 mi1.25 mi814+9781+9781+91075(Top 4%)1009(Top 7%)1009(Top 50%)
24M24.00 mi1.00 mi803+11771+10771+101039(Top 4%)970(Top 7%)970(Top 48%)
40K24.85 mi0.85 mi796+7763+8763+81051(Top 4%)975(Top 7%)975(Top 49%)
25.2M25.20 mi0.35 mi806-10770-7770-72204(Top 9%)1928(Top 13%)1928(Top 96%)
Finish26.22 mi1.02 mi971-165926-156926-15611044(Top 43%)6999(Top 48%)6999(Top 348%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21stories
+97ft-345ft

Overall

915

Males

887

M40-44

887

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

945

Males

908

M40-44

908

10K→15K

6.2 - 9.3 mi

Top 4%
×3stories
+67ft-78ft

Overall

915

Males

887

M40-44

887

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

821

Males

790

M40-44

790

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

750

Males

723

M40-44

723

Half→25K

13.1 - 15.5 mi

Top 3%
×4stories
+66ft-88ft

Overall

813

Males

781

M40-44

781

25K→30K

15.5 - 18.6 mi

Top 4%
×9stories
+181ft-148ft

Overall

1012

Males

968

M40-44

968

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1258

Males

1192

M40-44

1192

20M→21M

20.0 - 21.0 mi

Top 5%
×8stories
+106ft-24ft

Overall

1186

Males

1121

M40-44

1121

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

1103

Males

1041

M40-44

1041

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

1075

Males

1009

M40-44

1009

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

1039

Males

970

M40-44

970

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1051

Males

975

M40-44

975

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2204

Males

1928

M40-44

1928

25.2M→Finish

25.2 - 26.2 mi

Top 43%
×2stories
+22ft-21ft

Overall

11044

Males

6999

M40-44

6999

Passing Analysis

Category:
Athletes Passed
364
Passed By
462
Net Change
-98
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#873
5K → 10K3764-27#873#900
10K → 15K3829+9#900#891
15K → 20K5218+34#891#857
20K → Half102+8#857#849
Half → 25K4423+21#849#828
25K → 30K5352+1#828#827
30K → 20M2728-1#827#828
20M → 21M1726-9#828#837
21M → 35K195+14#837#823
35K → 23M2314+9#823#814
23M → 24M2211+11#814#803
24M → 40K1912+7#803#796
40K → 25.2M111-10#796#806
25.2M → Finish2167-165#806#971
TOTALS364462-98
📊

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