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BOSTON MARATHON 2024

Katsuya Asano

Bib: 27204•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M60-64)
#0 / 1173
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
9:58/mi
30:57
↑ 97↓ 3451.5%
10K· 6.21 mi
9:55/mi
1:01:45
↑ 79↓ 1380.4%
15K· 9.32 mi
10:00/mi
1:32:49
↑ 67↓ 78
20K· 12.43 mi
9:54/mi
2:03:34
↑ 106↓ 860.1%
Half· 13.11 mi
9:45/mi
2:10:13
↑ 19↓ 370.5%
25K· 15.53 mi
10:23/mi
2:35:23
↑ 66↓ 880.2%
30K· 18.64 mi
10:57/mi
3:09:23
↑ 181↓ 1480.2%
20M
11:50/mi
3:25:28
↑ 64↓ 500.2%
21M
11:59/mi
3:37:27
↑ 106↓ 241.6%
35K· 21.75 mi
10:59/mi
3:45:40
↑ 17↓ 861.7%
23M
12:04/mi
4:00:47
↑ 23↓ 630.6%
24M
11:16/mi
4:12:03
↓ 821.3%
40K· 24.85 mi
11:43/mi
4:22:04
↓ 200.3%
25.2M
13:26/mi
4:26:42
↑ 13↓ 160.2%
Finish· 26.22 mi
11:40/mi
4:38:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:10:13
Pace9:56 /mi
2nd Half
Distance13.11 mi
Time2:28:22
Pace11:19 /mi
📊Positive Split: 13.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:1030:579:5830:57
9:58
-
10K
6.21 mi12:20:581:01:459:5630:48
9:55
-0:03
15K
9.32 mi12:52:021:32:499:5731:04
10:00
+0:05
20K
12.43 mi13:22:472:03:349:5730:45
9:54
-0:06
Half
13.11 mi13:29:262:10:139:566:39
9:45
-0:09
25K
15.53 mi13:54:362:35:2310:0025:10
10:23
+0:38
30K
18.64 mi14:28:363:09:2310:1034:00
10:57
+0:34
20M
20.00 mi14:44:413:25:2810:1616:05
11:50
+0:53
21M
21.00 mi14:56:403:37:2710:2111:59
11:59
+0:09
35K
21.75 mi15:04:533:45:4010:238:13
10:59
-1:00
23M
23.00 mi15:20:004:00:4710:2815:07
12:04
+1:05
24M
24.00 mi15:31:164:12:0310:3011:16
11:16
-0:48
40K
24.85 mi15:41:174:22:0410:3310:01
11:43
+0:27
25.2M
25.20 mi15:45:554:26:4210:354:38
13:26
+1:43
Finish
26.22 mi15:57:484:38:3510:3811:53
11:40
-1:46

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

9:45 /mi

Average Pace

10:38 /mi

Slowest Pace

13:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:35:23

56% of race

Time at Steady Pace

53:29

19% of race

Time at Slower Pace

1:09:43

25% of race

Average Pace: 10:37 /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 mi11:50:1030:579:5830:57
9:58
#22908
10K
6.21 mi12:20:581:01:459:5630:48
9:55
#22633
15K
9.32 mi12:52:021:32:499:5731:04
10:00
#22396
20K
12.43 mi13:22:472:03:349:5730:45
9:54
#21838
Half
13.11 mi13:29:262:10:139:566:39
9:45
#21798
25K
15.53 mi13:54:362:35:2310:0025:10
10:23
#21476
30K
18.64 mi14:28:363:09:2310:1034:00
10:57
#21159
20M
20.00 mi14:44:413:25:2810:1616:05
11:50
#21144
21M
21.00 mi14:56:403:37:2710:2111:59
11:59
#21020
35K
21.75 mi15:04:533:45:4010:238:13
10:59
#20974
23M
23.00 mi15:20:004:00:4710:2815:07
12:04
#20960
24M
24.00 mi15:31:164:12:0310:3011:16
11:16
#20901
40K
24.85 mi15:41:174:22:0410:3310:01
11:43
#20866
25.2M
25.20 mi15:45:554:26:4210:354:38
13:26
#20852
Finish
26.22 mi15:57:484:38:3510:3811:53
11:40
#20908
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi22908135101351021934(Top 86%)13046(Top 89%)13046(Top 1112%)
10K6.21 mi3.10 mi22633+27513355+15513355+15522357(Top 88%)13213(Top 91%)13213(Top 1126%)
15K9.32 mi3.11 mi22396+23713261+9413261+9421934(Top 86%)13046(Top 89%)13046(Top 1112%)
20K12.43 mi3.11 mi21838+55812979+28212979+28220322(Top 80%)12283(Top 84%)12283(Top 1047%)
Half13.11 mi0.68 mi21798+4012954+2512954+2520786(Top 81%)12453(Top 85%)12453(Top 1062%)
25K15.53 mi2.42 mi21476+32212802+15212802+15220113(Top 79%)12083(Top 83%)12083(Top 1030%)
30K18.64 mi3.11 mi21159+31712595+20712595+20719853(Top 78%)11779(Top 81%)11779(Top 1004%)
20M20.00 mi1.36 mi21144+1512559+3612559+3621051(Top 82%)12234(Top 84%)12234(Top 1043%)
21M21.00 mi1.00 mi21020+12412475+8412475+8418761(Top 73%)11015(Top 76%)11015(Top 939%)
35K21.75 mi0.75 mi20974+4612443+3212443+3219769(Top 77%)11505(Top 79%)11505(Top 981%)
23M23.00 mi1.25 mi20960+1412402+4112402+4120877(Top 82%)12011(Top 82%)12011(Top 1024%)
24M24.00 mi1.00 mi20901+5912353+4912353+4919904(Top 78%)11471(Top 79%)11471(Top 978%)
40K24.85 mi0.85 mi20866+3512326+2712326+2719830(Top 78%)11379(Top 78%)11379(Top 970%)
25.2M25.20 mi0.35 mi20852+1412318+812318+820578(Top 81%)11730(Top 80%)11730(Top 1000%)
Finish26.22 mi1.02 mi20908-5612335-1712335-1722711(Top 89%)12867(Top 88%)12867(Top 1097%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21story building
+97ft-345ft

Overall

21934

Males

13046

M60-64

13046

5K→10K

3.1 - 6.2 mi

Top 88%
×5story building
+79ft-138ft

Overall

22357

Males

13213

M60-64

13213

10K→15K

6.2 - 9.3 mi

Top 86%
×3story building
+67ft-78ft

Overall

21934

Males

13046

M60-64

13046

15K→20K

9.3 - 12.4 mi

Top 80%
×5story building
+106ft-86ft

Overall

20322

Males

12283

M60-64

12283

20K→Half

12.4 - 13.1 mi

Top 81%
×2story building
+19ft-37ft

Overall

20786

Males

12453

M60-64

12453

Half→25K

13.1 - 15.5 mi

Top 79%
×4story building
+66ft-88ft

Overall

20113

Males

12083

M60-64

12083

25K→30K

15.5 - 18.6 mi

Top 78%
×9story building
+181ft-148ft

Overall

19853

Males

11779

M60-64

11779

30K→20M

18.6 - 20.0 mi

Top 82%
×5story building
+64ft-50ft

Overall

21051

Males

12234

M60-64

12234

20M→21M

20.0 - 21.0 mi

Top 73%
×8story building
+106ft-24ft

Overall

18761

Males

11015

M60-64

11015

21M→35K

21.0 - 21.8 mi

Top 77%
×7story building
+17ft-86ft

Overall

19769

Males

11505

M60-64

11505

35K→23M

21.8 - 23.0 mi

Top 82%
×5story building
+23ft-63ft

Overall

20877

Males

12011

M60-64

12011

23M→24M

23.0 - 24.0 mi

Top 78%
×6story building
+12ft-82ft

Overall

19904

Males

11471

M60-64

11471

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

19830

Males

11379

M60-64

11379

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

20578

Males

11730

M60-64

11730

25.2M→Finish

25.2 - 26.2 mi

Top 89%
×2story building
+22ft-21ft

Overall

22711

Males

12867

M60-64

12867

Passing Analysis

Category:
Athletes Passed
2546
Passed By
546
Net Change
+2000
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22908
5K → 10K35378+275#22908#22633
10K → 15K29255+237#22633#22396
15K → 20K5635+558#22396#21838
20K → Half455+40#21838#21798
Half → 25K34422+322#21798#21476
25K → 30K35740+317#21476#21159
30K → 20M8166+15#21159#21144
20M → 21M14521+124#21144#21020
21M → 35K6923+46#21020#20974
35K → 23M8470+14#20974#20960
23M → 24M8728+59#20960#20901
24M → 40K5823+35#20901#20866
40K → 25.2M3016+14#20866#20852
25.2M → Finish3894-56#20852#20908
TOTALS2546546+2000
📊

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