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BOSTON MARATHON 2024

Joseph Kalnay

Bib: 20762•M

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M65-69)
#0 / 617
Top 21%
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
7:54/mi
24:32
↑ 97↓ 3451.5%
10K· 6.21 mi
8:07/mi
49:46
↑ 79↓ 1380.4%
15K· 9.32 mi
8:34/mi
1:16:24
↑ 67↓ 78
20K· 12.43 mi
8:47/mi
1:43:42
↑ 106↓ 860.1%
Half· 13.11 mi
8:34/mi
1:49:33
↑ 19↓ 370.5%
25K· 15.53 mi
8:58/mi
2:11:17
↑ 66↓ 880.2%
30K· 18.64 mi
9:10/mi
2:39:47
↑ 181↓ 1480.2%
20M
9:17/mi
2:52:24
↑ 64↓ 500.2%
21M
10:23/mi
3:02:47
↑ 106↓ 241.6%
35K· 21.75 mi
9:24/mi
3:09:49
↑ 17↓ 861.7%
23M
10:01/mi
3:22:21
↑ 23↓ 630.6%
24M
9:50/mi
3:32:11
↓ 821.3%
40K· 24.85 mi
10:55/mi
3:41:31
↓ 200.3%
25.2M
13:35/mi
3:46:12
↑ 13↓ 160.2%
Finish· 26.22 mi
9:08/mi
3:55:30
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:33
Pace8:21 /mi
2nd Half
Distance13.11 mi
Time2:05:57
Pace9:36 /mi
📊Positive Split: 15.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:1324:327:5424:32
7:54
-
10K
6.21 mi11:45:2749:468:0125:14
8:07
+0:13
15K
9.32 mi12:12:051:16:248:1226:38
8:34
+0:27
20K
12.43 mi12:39:231:43:428:2127:18
8:47
+0:13
Half
13.11 mi12:45:141:49:338:215:51
8:34
-0:13
25K
15.53 mi13:06:582:11:178:2721:44
8:58
+0:24
30K
18.64 mi13:35:282:39:478:3428:30
9:10
+0:12
20M
20.00 mi13:48:052:52:248:3712:37
9:17
+0:07
21M
21.00 mi13:58:283:02:478:4210:23
10:23
+1:06
35K
21.75 mi14:05:303:09:498:447:02
9:24
-0:59
23M
23.00 mi14:18:023:22:218:4812:32
10:01
+0:37
24M
24.00 mi14:27:523:32:118:509:50
9:50
-0:11
40K
24.85 mi14:37:123:41:318:559:20
10:55
+1:05
25.2M
25.20 mi14:41:533:46:128:594:41
13:35
+2:40
Finish
26.22 mi14:51:113:55:308:599:18
9:08
-4:27

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

7:54 /mi

Average Pace

8:59 /mi

Slowest Pace

13:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

49:46

21% of race

Time at Steady Pace

2:28:48

63% of race

Time at Slower Pace

36:56

16% of race

Average Pace: 8:59 /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 mi11:20:1324:327:5424:32
7:54
#13832
10K
6.21 mi11:45:2749:468:0125:14
8:07
#14469
15K
9.32 mi12:12:051:16:248:1226:38
8:34
#15325
20K
12.43 mi12:39:231:43:428:2127:18
8:47
#15528
Half
13.11 mi12:45:141:49:338:215:51
8:34
#15550
25K
15.53 mi13:06:582:11:178:2721:44
8:58
#15496
30K
18.64 mi13:35:282:39:478:3428:30
9:10
#15202
20M
20.00 mi13:48:052:52:248:3712:37
9:17
#15098
21M
21.00 mi13:58:283:02:478:4210:23
10:23
#15040
35K
21.75 mi14:05:303:09:498:447:02
9:24
#15045
23M
23.00 mi14:18:023:22:218:4812:32
10:01
#15077
24M
24.00 mi14:27:523:32:118:509:50
9:50
#15132
40K
24.85 mi14:37:123:41:318:559:20
10:55
#15290
25.2M
25.20 mi14:41:533:46:128:594:41
13:35
#15442
Finish
26.22 mi14:51:113:55:308:599:18
9:08
#15390
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi138329592959216781(Top 66%)10724(Top 74%)10724(Top 1738%)
10K6.21 mi3.10 mi14469-6379814-2229814-22214991(Top 59%)10021(Top 69%)10021(Top 1624%)
15K9.32 mi3.11 mi15325-85610143-32910143-32916781(Top 66%)10724(Top 74%)10724(Top 1738%)
20K12.43 mi3.11 mi15528-20310210-6710210-6716306(Top 64%)10497(Top 72%)10497(Top 1701%)
Half13.11 mi0.68 mi15550-2210215-510215-516081(Top 63%)10358(Top 71%)10358(Top 1679%)
25K15.53 mi2.42 mi15496+5410161+5410161+5415343(Top 60%)9946(Top 68%)9946(Top 1612%)
30K18.64 mi3.11 mi15202+2949966+1959966+19514057(Top 55%)9141(Top 63%)9141(Top 1482%)
20M20.00 mi1.36 mi15098+1049879+879879+8713531(Top 53%)8628(Top 59%)8628(Top 1398%)
21M21.00 mi1.00 mi15040+589809+709809+7014410(Top 56%)8853(Top 61%)8853(Top 1435%)
35K21.75 mi0.75 mi15045-59791+189791+1815072(Top 59%)9154(Top 63%)9154(Top 1484%)
23M23.00 mi1.25 mi15077-329759+329759+3215490(Top 61%)9287(Top 64%)9287(Top 1505%)
24M24.00 mi1.00 mi15132-559741+189741+1815723(Top 62%)9376(Top 64%)9376(Top 1520%)
40K24.85 mi0.85 mi15290-1589769-289769-2817838(Top 70%)10361(Top 71%)10361(Top 1679%)
25.2M25.20 mi0.35 mi15442-1529822-539822-5320829(Top 82%)11856(Top 81%)11856(Top 1922%)
Finish26.22 mi1.02 mi15390+529772+509772+5014791(Top 58%)8887(Top 61%)8887(Top 1440%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21story building
+97ft-345ft

Overall

16781

Males

10724

M65-69

10724

5K→10K

3.1 - 6.2 mi

Top 59%
×5story building
+79ft-138ft

Overall

14991

Males

10021

M65-69

10021

10K→15K

6.2 - 9.3 mi

Top 66%
×3story building
+67ft-78ft

Overall

16781

Males

10724

M65-69

10724

15K→20K

9.3 - 12.4 mi

Top 64%
×5story building
+106ft-86ft

Overall

16306

Males

10497

M65-69

10497

20K→Half

12.4 - 13.1 mi

Top 63%
×2story building
+19ft-37ft

Overall

16081

Males

10358

M65-69

10358

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

15343

Males

9946

M65-69

9946

25K→30K

15.5 - 18.6 mi

Top 55%
×9story building
+181ft-148ft

Overall

14057

Males

9141

M65-69

9141

30K→20M

18.6 - 20.0 mi

Top 53%
×5story building
+64ft-50ft

Overall

13531

Males

8628

M65-69

8628

20M→21M

20.0 - 21.0 mi

Top 56%
×8story building
+106ft-24ft

Overall

14410

Males

8853

M65-69

8853

21M→35K

21.0 - 21.8 mi

Top 59%
×7story building
+17ft-86ft

Overall

15072

Males

9154

M65-69

9154

35K→23M

21.8 - 23.0 mi

Top 61%
×5story building
+23ft-63ft

Overall

15490

Males

9287

M65-69

9287

23M→24M

23.0 - 24.0 mi

Top 62%
×6story building
+12ft-82ft

Overall

15723

Males

9376

M65-69

9376

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

17838

Males

10361

M65-69

10361

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

20829

Males

11856

M65-69

11856

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2story building
+22ft-21ft

Overall

14791

Males

8887

M65-69

8887

Passing Analysis

Category:
Athletes Passed
1789
Passed By
3347
Net Change
-1558
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13832
5K → 10K111748-637#13832#14469
10K → 15K68924-856#14469#15325
15K → 20K172375-203#15325#15528
20K → Half2951-22#15528#15550
Half → 25K253199+54#15550#15496
25K → 30K405111+294#15496#15202
30K → 20M17167+104#15202#15098
20M → 21M15294+58#15098#15040
21M → 35K6166-5#15040#15045
35K → 23M120152-32#15045#15077
23M → 24M78133-55#15077#15132
24M → 40K57215-158#15132#15290
40K → 25.2M16168-152#15290#15442
25.2M → Finish9644+52#15442#15390
TOTALS17893347-1558
📊

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