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BOSTON MARATHON 2024

Adam Czelusta

Bib: 12633•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 44%
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Top 46%
Division (M50-54)
#0 / 1935
Top 49%
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
7:13/mi
22:24
↑ 97↓ 3451.5%
10K· 6.21 mi
7:19/mi
45:07
↑ 79↓ 1380.4%
15K· 9.32 mi
7:23/mi
1:08:03
↑ 67↓ 78
20K· 12.43 mi
7:31/mi
1:31:25
↑ 106↓ 860.1%
Half· 13.11 mi
7:37/mi
1:36:37
↑ 19↓ 370.5%
25K· 15.53 mi
8:10/mi
1:56:24
↑ 66↓ 880.2%
30K· 18.64 mi
9:37/mi
2:26:17
↑ 181↓ 1480.2%
20M
9:28/mi
2:39:09
↑ 64↓ 500.2%
21M
9:59/mi
2:49:08
↑ 106↓ 241.6%
35K· 21.75 mi
8:56/mi
2:55:49
↑ 17↓ 861.7%
23M
9:04/mi
3:07:10
↑ 23↓ 630.6%
24M
8:57/mi
3:16:07
↓ 821.3%
40K· 24.85 mi
9:53/mi
3:24:34
↓ 200.3%
25.2M
10:21/mi
3:28:08
↑ 13↓ 160.2%
Finish· 26.22 mi
9:09/mi
3:37:27
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:37
Pace7:22 /mi
2nd Half
Distance13.11 mi
Time2:00:50
Pace9:13 /mi
📊Positive Split: 25.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2822:247:1322:24
7:13
-
10K
6.21 mi11:14:1145:077:1622:43
7:19
+0:06
15K
9.32 mi11:37:071:08:037:1822:56
7:23
+0:04
20K
12.43 mi12:00:291:31:257:2123:22
7:31
+0:08
Half
13.11 mi12:05:411:36:377:225:12
7:37
+0:06
25K
15.53 mi12:25:281:56:247:3019:47
8:10
+0:33
30K
18.64 mi12:55:212:26:177:5129:53
9:37
+1:27
20M
20.00 mi13:08:132:39:097:5712:52
9:28
-0:09
21M
21.00 mi13:18:122:49:088:039:59
9:59
+0:31
35K
21.75 mi13:24:532:55:498:056:41
8:56
-1:03
23M
23.00 mi13:36:143:07:108:0811:21
9:04
+0:08
24M
24.00 mi13:45:113:16:078:108:57
8:57
-0:07
40K
24.85 mi13:53:383:24:348:148:27
9:53
+0:56
25.2M
25.20 mi13:57:123:28:088:163:34
10:21
+0:28
Finish
26.22 mi14:06:313:37:278:189:19
9:09
-1:12

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

7:13 /mi

Average Pace

8:18 /mi

Slowest Pace

10:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:24

54% of race

Time at Steady Pace

49:10

23% of race

Time at Slower Pace

51:53

24% of race

Average Pace: 8:18 /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 mi10:51:2822:247:1322:24
7:13
#8499
10K
6.21 mi11:14:1145:077:1622:43
7:19
#8597
15K
9.32 mi11:37:071:08:037:1822:56
7:23
#8616
20K
12.43 mi12:00:291:31:257:2123:22
7:31
#8532
Half
13.11 mi12:05:411:36:377:225:12
7:37
#8597
25K
15.53 mi12:25:281:56:247:3019:47
8:10
#9011
30K
18.64 mi12:55:212:26:177:5129:53
9:37
#10602
20M
20.00 mi13:08:132:39:097:5712:52
9:28
#10871
21M
21.00 mi13:18:122:49:088:039:59
9:59
#10967
35K
21.75 mi13:24:532:55:498:056:41
8:56
#11049
23M
23.00 mi13:36:143:07:108:0811:21
9:04
#11049
24M
24.00 mi13:45:113:16:078:108:57
8:57
#11047
40K
24.85 mi13:53:383:24:348:148:27
9:53
#11199
25.2M
25.20 mi13:57:123:28:088:163:34
10:21
#11202
Finish
26.22 mi14:06:313:37:278:189:19
9:09
#11332
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi8499710471048735(Top 34%)7142(Top 49%)7142(Top 369%)
10K6.21 mi3.10 mi8597-987129-257129-258766(Top 34%)7214(Top 49%)7214(Top 373%)
15K9.32 mi3.11 mi8616-197133-47133-48735(Top 34%)7142(Top 49%)7142(Top 369%)
20K12.43 mi3.11 mi8532+847043+907043+908522(Top 33%)6909(Top 47%)6909(Top 357%)
Half13.11 mi0.68 mi8597-657075-327075-329986(Top 39%)7683(Top 53%)7683(Top 397%)
25K15.53 mi2.42 mi9011-4147273-1987273-19811124(Top 44%)8072(Top 55%)8072(Top 417%)
30K18.64 mi3.11 mi10602-15917958-6857958-68515906(Top 62%)9956(Top 68%)9956(Top 515%)
20M20.00 mi1.36 mi10871-2698035-778035-7714372(Top 56%)9007(Top 62%)9007(Top 465%)
21M21.00 mi1.00 mi10967-968026+98026+912883(Top 50%)8126(Top 56%)8126(Top 420%)
35K21.75 mi0.75 mi11049-828026802612960(Top 51%)8134(Top 56%)8134(Top 420%)
23M23.00 mi1.25 mi110497968+587968+5811491(Top 45%)7312(Top 50%)7312(Top 378%)
24M24.00 mi1.00 mi11047+27911+577911+5711877(Top 46%)7512(Top 52%)7512(Top 388%)
40K24.85 mi0.85 mi11199-1527937-267937-2614563(Top 57%)8728(Top 60%)8728(Top 451%)
25.2M25.20 mi0.35 mi11202-37917+207917+2012197(Top 48%)7468(Top 51%)7468(Top 386%)
Finish26.22 mi1.02 mi11332-1307928-117928-1114883(Top 58%)8933(Top 61%)8933(Top 462%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21story building
+97ft-345ft

Overall

8735

Males

7142

M50-54

7142

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

8766

Males

7214

M50-54

7214

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+67ft-78ft

Overall

8735

Males

7142

M50-54

7142

15K→20K

9.3 - 12.4 mi

Top 33%
×5story building
+106ft-86ft

Overall

8522

Males

6909

M50-54

6909

20K→Half

12.4 - 13.1 mi

Top 39%
×2story building
+19ft-37ft

Overall

9986

Males

7683

M50-54

7683

Half→25K

13.1 - 15.5 mi

Top 44%
×4story building
+66ft-88ft

Overall

11124

Males

8072

M50-54

8072

25K→30K

15.5 - 18.6 mi

Top 62%
×9story building
+181ft-148ft

Overall

15906

Males

9956

M50-54

9956

30K→20M

18.6 - 20.0 mi

Top 56%
×5story building
+64ft-50ft

Overall

14372

Males

9007

M50-54

9007

20M→21M

20.0 - 21.0 mi

Top 50%
×8story building
+106ft-24ft

Overall

12883

Males

8126

M50-54

8126

21M→35K

21.0 - 21.8 mi

Top 51%
×7story building
+17ft-86ft

Overall

12960

Males

8134

M50-54

8134

35K→23M

21.8 - 23.0 mi

Top 45%
×5story building
+23ft-63ft

Overall

11491

Males

7312

M50-54

7312

23M→24M

23.0 - 24.0 mi

Top 46%
×6story building
+12ft-82ft

Overall

11877

Males

7512

M50-54

7512

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

14563

Males

8728

M50-54

8728

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

12197

Males

7468

M50-54

7468

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2story building
+22ft-21ft

Overall

14883

Males

8933

M50-54

8933

Passing Analysis

Category:
Athletes Passed
1427
Passed By
4258
Net Change
-2833
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8499
5K → 10K191289-98#8499#8597
10K → 15K183202-19#8597#8616
15K → 20K255171+84#8616#8532
20K → Half1479-65#8532#8597
Half → 25K98512-414#8597#9011
25K → 30K391628-1591#9011#10602
30K → 20M69338-269#10602#10871
20M → 21M108204-96#10871#10967
21M → 35K67149-82#10967#11049
35K → 23M1451450#11049#11049
23M → 24M10199+2#11049#11047
24M → 40K61213-152#11047#11199
40K → 25.2M3942-3#11199#11202
25.2M → Finish57187-130#11202#11332
TOTALS14274258-2833
📊

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