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BOSTON MARATHON 2024

Keiichi Kataoka

Bib: 10416•M

OH

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 40%
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Top 41%
Division (M50-54)
#0 / 1935
Top 43%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:06
Rank: #7759
Start → 5K
22:06 | 7:07/mi
10K· 6.21 mi
44:29
Rank: #7845 (-86)
5K → 10K
22:23 | 7:12/mi
15K· 9.32 mi
1:07:53
Rank: #8477 (-632)
10K → 15K
23:24 | 7:32/mi
20K· 12.43 mi
1:32:19
Rank: #9079 (-602)
15K → 20K
24:26 | 7:52/mi
Half· 13.11 mi
1:37:32
Rank: #9123 (-44)
20K → Half
5:13 | 7:39/mi
25K· 15.53 mi
1:57:30
Rank: #9539 (-416)
Half → 25K
19:58 | 8:14/mi
30K· 18.64 mi
2:24:48
Rank: #10025 (-486)
25K → 30K
27:18 | 8:47/mi
20M
2:36:17
Rank: #9884 (+141)
30K → 20M
11:29 | 8:27/mi
21M
2:45:51
Rank: #9916 (-32)
20M → 21M
9:34 | 9:34/mi
35K· 21.75 mi
2:52:39
Rank: #10072 (-156)
21M → 35K
6:48 | 9:05/mi
23M
3:03:46
Rank: #10054 (+18)
35K → 23M
11:07 | 8:53/mi
24M
3:12:03
Rank: #9928 (+126)
23M → 24M
8:17 | 8:17/mi
40K· 24.85 mi
3:19:29
Rank: #9900 (+28)
24M → 40K
7:26 | 8:42/mi
25.2M
3:23:08
Rank: #9946 (-46)
40K → 25.2M
3:39 | 10:35/mi
Finish· 26.22 mi
3:32:26
Rank: #10137 (-191)
25.2M → Finish
9:18 | 9:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:32
Pace7:26 /mi
2nd Half
Distance13.11 mi
Time1:54:54
Pace8:46 /mi
📊Positive Split: 17.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:3022:067:0722:06
7:07
-
10K
6.21 mi11:10:5344:297:1022:23
7:12
+0:05
15K
9.32 mi11:34:171:07:537:1723:24
7:32
+0:20
20K
12.43 mi11:58:431:32:197:2624:26
7:52
+0:20
Half
13.11 mi12:03:561:37:327:265:13
7:39
-0:13
25K
15.53 mi12:23:541:57:307:3419:58
8:14
+0:35
30K
18.64 mi12:51:122:24:487:4627:18
8:47
+0:33
20M
20.00 mi13:02:412:36:177:4911:29
8:27
-0:20
21M
21.00 mi13:12:152:45:517:549:34
9:34
+1:07
35K
21.75 mi13:19:032:52:397:566:48
9:05
-0:29
23M
23.00 mi13:30:103:03:467:5911:07
8:53
-0:12
24M
24.00 mi13:38:273:12:038:008:17
8:17
-0:36
40K
24.85 mi13:45:533:19:298:027:26
8:42
+0:25
25.2M
25.20 mi13:49:323:23:088:043:39
10:35
+1:53
Finish
26.22 mi13:58:503:32:268:069:18
9:08
-1:27

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

7:07 /mi

Average Pace

8:06 /mi

Slowest Pace

10:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:32

46% of race

Time at Steady Pace

1:25:35

40% of race

Time at Slower Pace

29:19

14% of race

Average Pace: 8:06 /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 mi10:48:3022:067:0722:06
7:07
#7759
10K
6.21 mi11:10:5344:297:1022:23
7:12
#7845
15K
9.32 mi11:34:171:07:537:1723:24
7:32
#8477
20K
12.43 mi11:58:431:32:197:2624:26
7:52
#9079
Half
13.11 mi12:03:561:37:327:265:13
7:39
#9123
25K
15.53 mi12:23:541:57:307:3419:58
8:14
#9539
30K
18.64 mi12:51:122:24:487:4627:18
8:47
#10025
20M
20.00 mi13:02:412:36:177:4911:29
8:27
#9884
21M
21.00 mi13:12:152:45:517:549:34
9:34
#9916
35K
21.75 mi13:19:032:52:397:566:48
9:05
#10072
23M
23.00 mi13:30:103:03:467:5911:07
8:53
#10054
24M
24.00 mi13:38:273:12:038:008:17
8:17
#9928
40K
24.85 mi13:45:533:19:298:027:26
8:42
#9900
25.2M
25.20 mi13:49:323:23:088:043:39
10:35
#9946
Finish
26.22 mi13:58:503:32:268:069:18
9:08
#10137
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi7759666566659923(Top 39%)7762(Top 53%)7762(Top 401%)
10K6.21 mi3.10 mi7845-866691-266691-267953(Top 31%)6717(Top 46%)6717(Top 347%)
15K9.32 mi3.11 mi8477-6327052-3617052-3619923(Top 39%)7762(Top 53%)7762(Top 401%)
20K12.43 mi3.11 mi9079-6027357-3057357-30510849(Top 42%)8087(Top 55%)8087(Top 418%)
Half13.11 mi0.68 mi9123-447366-97366-910147(Top 40%)7747(Top 53%)7747(Top 400%)
25K15.53 mi2.42 mi9539-4167543-1777543-17711560(Top 45%)8265(Top 57%)8265(Top 427%)
30K18.64 mi3.11 mi10025-4867673-1307673-13012117(Top 47%)8301(Top 57%)8301(Top 429%)
20M20.00 mi1.36 mi9884+1417551+1227551+1229167(Top 36%)6611(Top 45%)6611(Top 342%)
21M21.00 mi1.00 mi9916-327504+477504+4711135(Top 44%)7293(Top 50%)7293(Top 377%)
35K21.75 mi0.75 mi10072-1567546-427546-4213705(Top 54%)8492(Top 58%)8492(Top 439%)
23M23.00 mi1.25 mi10054+187475+717475+7110530(Top 41%)6832(Top 47%)6832(Top 353%)
24M24.00 mi1.00 mi9928+1267366+1097366+1098201(Top 32%)5604(Top 38%)5604(Top 290%)
40K24.85 mi0.85 mi9900+287317+497317+499356(Top 37%)6076(Top 42%)6076(Top 314%)
25.2M25.20 mi0.35 mi9946-467322-57322-513052(Top 51%)7903(Top 54%)7903(Top 408%)
Finish26.22 mi1.02 mi10137-1917372-507372-5014801(Top 58%)8897(Top 61%)8897(Top 460%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21stories
+97ft-345ft

Overall

9923

Males

7762

M50-54

7762

5K→10K

3.1 - 6.2 mi

Top 31%
×5stories
+79ft-138ft

Overall

7953

Males

6717

M50-54

6717

10K→15K

6.2 - 9.3 mi

Top 39%
×3stories
+67ft-78ft

Overall

9923

Males

7762

M50-54

7762

15K→20K

9.3 - 12.4 mi

Top 42%
×5stories
+106ft-86ft

Overall

10849

Males

8087

M50-54

8087

20K→Half

12.4 - 13.1 mi

Top 40%
×2stories
+19ft-37ft

Overall

10147

Males

7747

M50-54

7747

Half→25K

13.1 - 15.5 mi

Top 45%
×4stories
+66ft-88ft

Overall

11560

Males

8265

M50-54

8265

25K→30K

15.5 - 18.6 mi

Top 47%
×9stories
+181ft-148ft

Overall

12117

Males

8301

M50-54

8301

30K→20M

18.6 - 20.0 mi

Top 36%
×5stories
+64ft-50ft

Overall

9167

Males

6611

M50-54

6611

20M→21M

20.0 - 21.0 mi

Top 44%
×8stories
+106ft-24ft

Overall

11135

Males

7293

M50-54

7293

21M→35K

21.0 - 21.8 mi

Top 54%
×7stories
+17ft-86ft

Overall

13705

Males

8492

M50-54

8492

35K→23M

21.8 - 23.0 mi

Top 41%
×5stories
+23ft-63ft

Overall

10530

Males

6832

M50-54

6832

23M→24M

23.0 - 24.0 mi

Top 32%
×6stories
+12ft-82ft

Overall

8201

Males

5604

M50-54

5604

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9356

Males

6076

M50-54

6076

40K→25.2M

24.9 - 25.2 mi

Top 51%
×1story
+13ft-16ft

Overall

13052

Males

7903

M50-54

7903

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2stories
+22ft-21ft

Overall

14801

Males

8897

M50-54

8897

Passing Analysis

Category:
Athletes Passed
1415*
Passed By
3786
Net Change
-2378
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7759
5K → 10K176262-86#7759#7845
10K → 15K45677-632#7845#8477
15K → 20K67669-602#8477#9079
20K → Half2872-44#9079#9123
Half → 25K113528-416#9123#9539
25K → 30K141625-486#9539#10025
30K → 20M20463+141#10025#9884
20M → 21M123154-32#9884#9916
21M → 35K44198-156#9916#10072
35K → 23M152134+18#10072#10054
23M → 24M151*25+126#10054#9928
24M → 40K10577+28#9928#9900
40K → 25.2M3076-46#9900#9946
25.2M → Finish36226-191#9946#10137
TOTALS1415*3786-2378

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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