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BOSTON MARATHON 2023

Kenji Oohashi

Bib: 17150 M JP

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 43%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 48%
Division (M70-74)
#0 / 213
Top 2%
Race Day Weather
49°/39°F
light intensity drizzle

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:31/mi
23:20
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:29/mi
46:35
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:35/mi
1:10:08
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:56/mi
1:34:46
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:34/mi
1:39:56
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:08/mi
1:59:39
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:22/mi
2:25:39
↑ 181↓ 1480.2%
138 ft elev
20M
8:12/mi
2:36:48
↑ 64↓ 500.2%
148 ft elev
21M
8:59/mi
2:45:47
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:42/mi
2:51:33
↑ 17↓ 861.7%
156 ft elev
23M
8:10/mi
3:01:46
↑ 23↓ 630.6%
116 ft elev
24M
7:52/mi
3:09:38
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:04/mi
3:16:32
↓ 200.3%
20 ft elev
25.2M
8:51/mi
3:19:35
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:04/mi
3:27:48
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:39:567:37 /mi⚡ faster
2nd Half
1:47:528:14 /mi+7.9%
Positive split — 7.9% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
23:207:313.11 mi23:20
7:31
-
10K
46:357:303.10 mi23:15
7:29
-0:02
15K
1:10:087:313.11 mi23:33
7:35
+0:06
20K
1:34:467:383.11 mi24:38
7:56
+0:21
Half(13.11 mi)
1:39:567:370.68 mi5:10
7:34
-0:22
25K
1:59:397:422.42 mi19:43
8:08
+0:34
30K
2:25:397:493.11 mi26:00
8:22
+0:14
20M
2:36:487:501.36 mi11:09
8:12
-0:10
21M
2:45:477:541.00 mi8:59
8:59
+0:47
35K
2:51:337:530.75 mi5:46
7:42
-1:17
23M
3:01:467:541.25 mi10:13
8:10
+0:28
24M
3:09:387:541.00 mi7:52
7:52
-0:18
40K
3:16:327:540.85 mi6:54
8:04
+0:12
25.2M
3:19:357:550.35 mi3:03
8:51
+0:47
Finish(26.22 mi)
3:27:487:561.02 mi8:13
8:04
-0:47
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:29 /mi

Average Pace

7:56 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:21:04

39% of race

Time at Steady Pace

1:28:42

43% of race

Time at Slower Pace

38:02

18% of race

Average Pace: 7:56 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM70-74Seg. OverallSeg. MalesSeg. M70-74
5K3.11 mi3.11 mi9718799279921083085688568
10K6.21 mi3.10 mi9994-2768145-1538145-1531031583398339
15K9.32 mi3.11 mi10274-2808316-1718316-1711083085688568
20K12.43 mi3.11 mi10924-6508611-2958611-2951284493599359
Half13.11 mi0.68 mi10915+98605+68605+61078385098509
25K15.53 mi2.42 mi11318-4038757-1528757-1521371996509650
30K18.64 mi3.11 mi11726-4088888-1318888-1311345494329432
20M20.00 mi1.36 mi11710+168862+268862+261172085838583
21M21.00 mi1.00 mi11811-1018886-248886-241328091619161
35K21.75 mi0.75 mi11748+638849+378849+37998176357635
23M23.00 mi1.25 mi11660+888789+608789+601088379087908
24M24.00 mi1.00 mi11594+668737+528737+521026575387538
40K24.85 mi0.85 mi11546+488693+448693+441049476067606
25.2M25.20 mi0.35 mi11525+218676+178676+171153180458045
Finish26.22 mi1.02 mi11550-258652+248652+241253085378537

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21story building
+97ft-345ft

Overall

10830

Males

8568

M70-74

8568

5K→10K

3.1 - 6.2 mi

Top 39%
×5story building
+79ft-138ft

Overall

10315

Males

8339

M70-74

8339

10K→15K

6.2 - 9.3 mi

Top 41%
×3story building
+67ft-78ft

Overall

10830

Males

8568

M70-74

8568

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

12844

Males

9359

M70-74

9359

20K→Half

12.4 - 13.1 mi

Top 41%
×2story building
+19ft-37ft

Overall

10783

Males

8509

M70-74

8509

Half→25K

13.1 - 15.5 mi

Top 52%
×4story building
+66ft-88ft

Overall

13719

Males

9650

M70-74

9650

25K→30K

15.5 - 18.6 mi

Top 51%
×9story building
+181ft-148ft

Overall

13454

Males

9432

M70-74

9432

30K→20M

18.6 - 20.0 mi

Top 44%
×5story building
+64ft-50ft

Overall

11720

Males

8583

M70-74

8583

20M→21M

20.0 - 21.0 mi

Top 50%
×8story building
+106ft-24ft

Overall

13280

Males

9161

M70-74

9161

21M→35K

21.0 - 21.8 mi

Top 37%
×7story building
+17ft-86ft

Overall

9981

Males

7635

M70-74

7635

35K→23M

21.8 - 23.0 mi

Top 41%
×5story building
+23ft-63ft

Overall

10883

Males

7908

M70-74

7908

23M→24M

23.0 - 24.0 mi

Top 39%
×6story building
+12ft-82ft

Overall

10265

Males

7538

M70-74

7538

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

10494

Males

7606

M70-74

7606

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11531

Males

8045

M70-74

8045

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2story building
+22ft-21ft

Overall

12530

Males

8537

M70-74

8537

Passing Analysis

Category:
Athletes Passed
1154
Passed By
2984
Net Change
-1832
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9718
5K → 10K199475-276#9718#9994
10K → 15K94372-280#9994#10274
15K → 20K32682-650#10274#10924
20K → Half3021+9#10924#10915
Half → 25K42445-403#10915#11318
25K → 30K83491-408#11318#11726
30K → 20M10589+16#11726#11710
20M → 21M54155-101#11710#11811
21M → 35K8522+63#11811#11748
35K → 23M13951+88#11748#11660
23M → 24M10135+66#11660#11594
24M → 40K8234+48#11594#11546
40K → 25.2M4423+21#11546#11525
25.2M → Finish6489-25#11525#11550
TOTALS11542984-1832

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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