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BOSTON MARATHON 2023

Kenji Kiyono

Bib: 16554•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 41%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 45%
Division (M65-69)
#0 / 549
Top 5%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:03
Rank: #8975
Start → 5K
23:03 | 7:25/mi
10K· 6.21 mi
46:56
Rank: #10495 (-1520)
5K → 10K
23:53 | 7:41/mi
15K· 9.32 mi
1:10:33
Rank: #10652 (-157)
10K → 15K
23:37 | 7:36/mi
20K· 12.43 mi
1:34:11
Rank: #10508 (+144)
15K → 20K
23:38 | 7:36/mi
Half· 13.11 mi
1:39:14
Rank: #10452 (+56)
20K → Half
5:03 | 7:24/mi
25K· 15.53 mi
1:57:48
Rank: #10336 (+116)
Half → 25K
18:34 | 7:39/mi
30K· 18.64 mi
2:22:17
Rank: #10227 (+109)
25K → 30K
24:29 | 7:53/mi
20M
2:33:26
Rank: #10331 (-104)
30K → 20M
11:09 | 8:12/mi
21M
2:42:21
Rank: #10467 (-136)
20M → 21M
8:55 | 8:55/mi
35K· 21.75 mi
2:48:25
Rank: #10527 (-60)
21M → 35K
6:04 | 8:07/mi
23M
2:58:51
Rank: #10611 (-84)
35K → 23M
10:26 | 8:20/mi
24M
3:07:05
Rank: #10703 (-92)
23M → 24M
8:14 | 8:14/mi
40K· 24.85 mi
3:14:14
Rank: #10751 (-48)
24M → 40K
7:09 | 8:22/mi
25.2M
3:17:17
Rank: #10750 (+1)
40K → 25.2M
3:03 | 8:51/mi
Finish· 26.22 mi
3:25:40
Rank: #10875 (-125)
25.2M → Finish
8:23 | 8:14/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:14
Pace7:34 /mi
2nd Half
Distance13.11 mi
Time1:46:26
Pace8:07 /mi
📊Positive Split: 7.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:0823:037:2523:03
7:25
-
10K
6.21 mi11:37:0146:567:3323:53
7:41
+0:16
15K
9.32 mi12:00:381:10:337:3423:37
7:36
-0:05
20K
12.43 mi12:24:161:34:117:3523:38
7:36
0:00
Half
13.11 mi12:29:191:39:147:345:03
7:24
-0:12
25K
15.53 mi12:47:531:57:487:3518:34
7:39
+0:15
30K
18.64 mi13:12:222:22:177:3824:29
7:53
+0:14
20M
20.00 mi13:23:312:33:267:4011:09
8:12
+0:19
21M
21.00 mi13:32:262:42:217:448:55
8:55
+0:43
35K
21.75 mi13:38:302:48:257:456:04
8:07
-0:48
23M
23.00 mi13:48:562:58:517:4710:26
8:20
+0:13
24M
24.00 mi13:57:103:07:057:488:14
8:14
-0:06
40K
24.85 mi14:04:193:14:147:497:09
8:22
+0:08
25.2M
25.20 mi14:07:223:17:177:503:03
8:51
+0:29
Finish
26.22 mi14:15:453:25:407:518:23
8:14
-0:37

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

7:24 /mi

Average Pace

7:51 /mi

Slowest Pace

8:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22:17

69% of race

Time at Steady Pace

44:16

22% of race

Time at Slower Pace

19:07

9% of race

Average Pace: 7:51 /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 mi11:13:0823:037:2523:03
7:25
#8975
10K
6.21 mi11:37:0146:567:3323:53
7:41
#10495
15K
9.32 mi12:00:381:10:337:3423:37
7:36
#10652
20K
12.43 mi12:24:161:34:117:3523:38
7:36
#10508
Half
13.11 mi12:29:191:39:147:345:03
7:24
#10452
25K
15.53 mi12:47:531:57:487:3518:34
7:39
#10336
30K
18.64 mi13:12:222:22:177:3824:29
7:53
#10227
20M
20.00 mi13:23:312:33:267:4011:09
8:12
#10331
21M
21.00 mi13:32:262:42:217:448:55
8:55
#10467
35K
21.75 mi13:38:302:48:257:456:04
8:07
#10527
23M
23.00 mi13:48:562:58:517:4710:26
8:20
#10611
24M
24.00 mi13:57:103:07:057:488:14
8:14
#10703
40K
24.85 mi14:04:193:14:147:497:09
8:22
#10751
25.2M
25.20 mi14:07:223:17:177:503:03
8:51
#10750
Finish
26.22 mi14:15:453:25:407:518:23
8:14
#10875
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi89757582758211018(Top 41%)8647(Top 57%)8647(Top 1575%)
10K6.21 mi3.10 mi10495-15208414-8328414-83212102(Top 45%)9154(Top 60%)9154(Top 1667%)
15K9.32 mi3.11 mi10652-1578499-858499-8511018(Top 41%)8647(Top 57%)8647(Top 1575%)
20K12.43 mi3.11 mi10508+1448419+808419+8010138(Top 38%)8147(Top 54%)8147(Top 1484%)
Half13.11 mi0.68 mi10452+568389+308389+309439(Top 35%)7789(Top 51%)7789(Top 1419%)
25K15.53 mi2.42 mi10336+1168308+818308+819960(Top 37%)7963(Top 52%)7963(Top 1450%)
30K18.64 mi3.11 mi10227+1098203+1058203+1059980(Top 37%)7818(Top 52%)7818(Top 1424%)
20M20.00 mi1.36 mi10331-1048233-308233-3011714(Top 44%)8577(Top 57%)8577(Top 1562%)
21M21.00 mi1.00 mi10467-1368263-308263-3012904(Top 48%)8984(Top 59%)8984(Top 1636%)
35K21.75 mi0.75 mi10527-608281-188281-1812806(Top 48%)8893(Top 59%)8893(Top 1620%)
23M23.00 mi1.25 mi10611-848286-58286-512102(Top 45%)8511(Top 56%)8511(Top 1550%)
24M24.00 mi1.00 mi10703-928308-228308-2212795(Top 48%)8753(Top 58%)8753(Top 1594%)
40K24.85 mi0.85 mi10751-488312-48312-412424(Top 47%)8505(Top 56%)8505(Top 1549%)
25.2M25.20 mi0.35 mi10750+18293+198293+1911519(Top 43%)8033(Top 53%)8033(Top 1463%)
Finish26.22 mi1.02 mi10875-1258327-348327-3413583(Top 51%)9042(Top 60%)9042(Top 1647%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21stories
+97ft-345ft

Overall

11018

Males

8647

M65-69

8647

5K→10K

3.1 - 6.2 mi

Top 45%
×5stories
+79ft-138ft

Overall

12102

Males

9154

M65-69

9154

10K→15K

6.2 - 9.3 mi

Top 41%
×3stories
+67ft-78ft

Overall

11018

Males

8647

M65-69

8647

15K→20K

9.3 - 12.4 mi

Top 38%
×5stories
+106ft-86ft

Overall

10138

Males

8147

M65-69

8147

20K→Half

12.4 - 13.1 mi

Top 35%
×2stories
+19ft-37ft

Overall

9439

Males

7789

M65-69

7789

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

9960

Males

7963

M65-69

7963

25K→30K

15.5 - 18.6 mi

Top 37%
×9stories
+181ft-148ft

Overall

9980

Males

7818

M65-69

7818

30K→20M

18.6 - 20.0 mi

Top 44%
×5stories
+64ft-50ft

Overall

11714

Males

8577

M65-69

8577

20M→21M

20.0 - 21.0 mi

Top 48%
×8stories
+106ft-24ft

Overall

12904

Males

8984

M65-69

8984

21M→35K

21.0 - 21.8 mi

Top 48%
×7stories
+17ft-86ft

Overall

12806

Males

8893

M65-69

8893

35K→23M

21.8 - 23.0 mi

Top 45%
×5stories
+23ft-63ft

Overall

12102

Males

8511

M65-69

8511

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

12795

Males

8753

M65-69

8753

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

12424

Males

8505

M65-69

8505

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11519

Males

8033

M65-69

8033

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

13583

Males

9042

M65-69

9042

Passing Analysis

Category:
Athletes Passed
1199*
Passed By
3098
Net Change
-1900
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8975
5K → 10K231542-1520#8975#10495
10K → 15K128285-157#10495#10652
15K → 20K23692+144#10652#10508
20K → Half7014+56#10508#10452
Half → 25K19175+116#10452#10336
25K → 30K205*96+109#10336#10227
30K → 20M46*150-104#10227#10331
20M → 21M58194-136#10331#10467
21M → 35K2686-60#10467#10527
35K → 23M61145-84#10527#10611
23M → 24M40132-92#10611#10703
24M → 40K55103-48#10703#10751
40K → 25.2M2827+1#10751#10750
25.2M → Finish32157-125#10750#10875
TOTALS1199*3098-1900

* 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