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BOSTON MARATHON 2023

Yoshiko Jo

Bib: 19617•F

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Top 42%
Division (F55-59)
#0 / 815
Top 18%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:34
Rank: #15669
Start → 5K
25:34 | 8:14/mi
10K· 6.21 mi
50:47
Rank: #15640 (+29)
5K → 10K
25:13 | 8:07/mi
15K· 9.32 mi
1:16:32
Rank: #15913 (-273)
10K → 15K
25:45 | 8:17/mi
20K· 12.43 mi
1:42:49
Rank: #16080 (-167)
15K → 20K
26:17 | 8:28/mi
Half· 13.11 mi
1:48:44
Rank: #16243 (-163)
20K → Half
5:55 | 8:40/mi
25K· 15.53 mi
2:09:38
Rank: #16371 (-128)
Half → 25K
20:54 | 8:37/mi
30K· 18.64 mi
2:37:51
Rank: #16581 (-210)
25K → 30K
28:13 | 9:05/mi
20M
2:50:32
Rank: #16705 (-124)
30K → 20M
12:41 | 9:20/mi
21M
3:00:41
Rank: #16824 (-119)
20M → 21M
10:09 | 10:09/mi
35K· 21.75 mi
3:07:31
Rank: #16890 (-66)
21M → 35K
6:50 | 9:08/mi
23M
3:18:57
Rank: #16872 (+18)
35K → 23M
11:26 | 9:08/mi
24M
3:27:45
Rank: #16857 (+15)
23M → 24M
8:48 | 8:48/mi
40K· 24.85 mi
3:35:21
Rank: #16791 (+66)
24M → 40K
7:36 | 8:53/mi
25.2M
3:38:39
Rank: #16758 (+33)
40K → 25.2M
3:18 | 9:34/mi
Finish· 26.22 mi
3:47:31
Rank: #16754 (+4)
25.2M → Finish
8:52 | 8:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:44
Pace8:18 /mi
2nd Half
Distance13.11 mi
Time1:58:47
Pace9:04 /mi
📊Positive Split: 9.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:1525:348:1425:34
8:14
-
10K
6.21 mi11:42:2850:478:1025:13
8:07
-0:07
15K
9.32 mi12:08:131:16:328:1325:45
8:17
+0:10
20K
12.43 mi12:34:301:42:498:1626:17
8:28
+0:11
Half
13.11 mi12:40:251:48:448:185:55
8:40
+0:12
25K
15.53 mi13:01:192:09:388:2120:54
8:37
-0:03
30K
18.64 mi13:29:322:37:518:2828:13
9:05
+0:28
20M
20.00 mi13:42:132:50:328:3212:41
9:20
+0:15
21M
21.00 mi13:52:223:00:418:3610:09
10:09
+0:49
35K
21.75 mi13:59:123:07:318:376:50
9:08
-1:01
23M
23.00 mi14:10:383:18:578:3911:26
9:08
0:00
24M
24.00 mi14:19:263:27:458:398:48
8:48
-0:20
40K
24.85 mi14:27:023:35:218:407:36
8:53
+0:05
25.2M
25.20 mi14:30:203:38:398:413:18
9:34
+0:41
Finish
26.22 mi14:39:123:47:318:418:52
8:42
-0:52

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

8:07 /mi

Average Pace

8:41 /mi

Slowest Pace

10:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:42:49

45% of race

Time at Steady Pace

52:05

23% of race

Time at Slower Pace

1:12:37

32% of race

Average Pace: 8:41 /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 mi11:17:1525:348:1425:34
8:14
#15669
10K
6.21 mi11:42:2850:478:1025:13
8:07
#15640
15K
9.32 mi12:08:131:16:328:1325:45
8:17
#15913
20K
12.43 mi12:34:301:42:498:1626:17
8:28
#16080
Half
13.11 mi12:40:251:48:448:185:55
8:40
#16243
25K
15.53 mi13:01:192:09:388:2120:54
8:37
#16371
30K
18.64 mi13:29:322:37:518:2828:13
9:05
#16581
20M
20.00 mi13:42:132:50:328:3212:41
9:20
#16705
21M
21.00 mi13:52:223:00:418:3610:09
10:09
#16824
35K
21.75 mi13:59:123:07:318:376:50
9:08
#16890
23M
23.00 mi14:10:383:18:578:3911:26
9:08
#16872
24M
24.00 mi14:19:263:27:458:398:48
8:48
#16857
40K
24.85 mi14:27:023:35:218:407:36
8:53
#16791
25.2M
25.20 mi14:30:203:38:398:413:18
9:34
#16758
Finish
26.22 mi14:39:123:47:318:418:52
8:42
#16754
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi156695079507916479(Top 62%)5583(Top 49%)5583(Top 685%)
10K6.21 mi3.10 mi15640+295060+195060+1915651(Top 59%)5053(Top 44%)5053(Top 620%)
15K9.32 mi3.11 mi15913-2735225-1655225-16516479(Top 62%)5583(Top 49%)5583(Top 685%)
20K12.43 mi3.11 mi16080-1675358-1335358-13316608(Top 62%)5711(Top 50%)5711(Top 701%)
Half13.11 mi0.68 mi16243-1635453-955453-9518780(Top 71%)6937(Top 61%)6937(Top 851%)
25K15.53 mi2.42 mi16371-1285556-1035556-10316926(Top 64%)5966(Top 52%)5966(Top 732%)
30K18.64 mi3.11 mi16581-2105733-1775733-17717610(Top 66%)6420(Top 56%)6420(Top 788%)
20M20.00 mi1.36 mi16705-1245812-795812-7918162(Top 68%)6825(Top 60%)6825(Top 837%)
21M21.00 mi1.00 mi16824-1195877-655877-6518551(Top 70%)7079(Top 62%)7079(Top 869%)
35K21.75 mi0.75 mi16890-665926-495926-4918473(Top 69%)7081(Top 62%)7081(Top 869%)
23M23.00 mi1.25 mi16872+185947-215947-2116707(Top 63%)6138(Top 54%)6138(Top 753%)
24M24.00 mi1.00 mi16857+155959-125959-1216215(Top 61%)5928(Top 52%)5928(Top 727%)
40K24.85 mi0.85 mi16791+665936+235936+2315587(Top 59%)5632(Top 49%)5632(Top 691%)
25.2M25.20 mi0.35 mi16758+335926+105926+1015577(Top 59%)5638(Top 49%)5638(Top 692%)
Finish26.22 mi1.02 mi16754+45935-95935-916519(Top 62%)6110(Top 53%)6110(Top 750%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21stories
+97ft-345ft

Overall

16479

Females

5583

F55-59

5583

5K→10K

3.1 - 6.2 mi

Top 59%
×5stories
+79ft-138ft

Overall

15651

Females

5053

F55-59

5053

10K→15K

6.2 - 9.3 mi

Top 62%
×3stories
+67ft-78ft

Overall

16479

Females

5583

F55-59

5583

15K→20K

9.3 - 12.4 mi

Top 62%
×5stories
+106ft-86ft

Overall

16608

Females

5711

F55-59

5711

20K→Half

12.4 - 13.1 mi

Top 71%
×2stories
+19ft-37ft

Overall

18780

Females

6937

F55-59

6937

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

16926

Females

5966

F55-59

5966

25K→30K

15.5 - 18.6 mi

Top 66%
×9stories
+181ft-148ft

Overall

17610

Females

6420

F55-59

6420

30K→20M

18.6 - 20.0 mi

Top 68%
×5stories
+64ft-50ft

Overall

18162

Females

6825

F55-59

6825

20M→21M

20.0 - 21.0 mi

Top 70%
×8stories
+106ft-24ft

Overall

18551

Females

7079

F55-59

7079

21M→35K

21.0 - 21.8 mi

Top 69%
×7stories
+17ft-86ft

Overall

18473

Females

7081

F55-59

7081

35K→23M

21.8 - 23.0 mi

Top 63%
×5stories
+23ft-63ft

Overall

16707

Females

6138

F55-59

6138

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

16215

Females

5928

F55-59

5928

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

15587

Females

5632

F55-59

5632

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15577

Females

5638

F55-59

5638

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2stories
+22ft-21ft

Overall

16519

Females

6110

F55-59

6110

Passing Analysis

Category:
Athletes Passed
1236
Passed By
2321
Net Change
-1085
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15669
5K → 10K304275+29#15669#15640
10K → 15K99372-273#15640#15913
15K → 20K115282-167#15913#16080
20K → Half11174-163#16080#16243
Half → 25K100228-128#16243#16371
25K → 30K120330-210#16371#16581
30K → 20M46170-124#16581#16705
20M → 21M44163-119#16705#16824
21M → 35K2995-66#16824#16890
35K → 23M9274+18#16890#16872
23M → 24M7156+15#16872#16857
24M → 40K9226+66#16857#16791
40K → 25.2M418+33#16791#16758
25.2M → Finish7268+4#16758#16754
TOTALS12362321-1085
📊

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