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BOSTON MARATHON 2023

Yuki Chorney

Bib: 15710•F

NH

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 50%
Masters (Masters Women)
#0 / 6539
Top 39%
Division (F50-54)
#0 / 1207
Top 32%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:33
Rank: #17884
Start → 5K
26:33 | 8:33/mi
10K· 6.21 mi
52:53
Rank: #17967 (-83)
5K → 10K
26:20 | 8:29/mi
15K· 9.32 mi
1:19:25
Rank: #17971 (-4)
10K → 15K
26:32 | 8:32/mi
20K· 12.43 mi
1:46:34
Rank: #18054 (-83)
15K → 20K
27:09 | 8:44/mi
Half· 13.11 mi
1:52:44
Rank: #18207 (-153)
20K → Half
6:10 | 9:02/mi
25K· 15.53 mi
2:15:54
Rank: #18842 (-635)
Half → 25K
23:10 | 9:33/mi
30K· 18.64 mi
2:41:57
Rank: #17897 (+945)
25K → 30K
26:03 | 8:23/mi
20M
2:53:55
Rank: #17704 (+193)
30K → 20M
11:58 | 8:48/mi
21M
3:02:35
Rank: #17344 (+360)
20M → 21M
8:40 | 8:40/mi
35K· 21.75 mi
3:08:29
Rank: #17152 (+192)
21M → 35K
5:54 | 7:53/mi
23M
3:19:04
Rank: #16913 (+239)
35K → 23M
10:35 | 8:27/mi
24M
3:27:14
Rank: #16715 (+198)
23M → 24M
8:10 | 8:10/mi
40K· 24.85 mi
3:33:54
Rank: #16429 (+286)
24M → 40K
6:40 | 7:48/mi
25.2M
3:36:47
Rank: #16304 (+125)
40K → 25.2M
2:53 | 8:22/mi
Finish· 26.22 mi
3:45:50
Rank: #16335 (-31)
25.2M → Finish
9:03 | 8:53/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:52:44
Pace8:36 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:53:06
Pace8:38 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:3626:338:3326:33
8:33
-
10K
6.21 mi11:23:5652:538:3126:20
8:29
-0:04
15K
9.32 mi11:50:281:19:258:3126:32
8:32
+0:03
20K
12.43 mi12:17:371:46:348:3527:09
8:44
+0:12
Half
13.11 mi12:23:471:52:448:366:10
9:02
+0:18
25K
15.53 mi12:46:572:15:548:4523:10
9:33
+0:31
30K
18.64 mi13:13:002:41:578:4126:03
8:23
-1:10
20M
20.00 mi13:24:582:53:558:4211:58
8:48
+0:25
21M
21.00 mi13:33:383:02:358:428:40
8:40
-0:08
35K
21.75 mi13:39:323:08:298:405:54
7:53
-0:47
23M
23.00 mi13:50:073:19:048:3910:35
8:27
+0:34
24M
24.00 mi13:58:173:27:148:388:10
8:10
-0:17
40K
24.85 mi14:04:573:33:548:366:40
7:48
-0:22
25.2M
25.20 mi14:07:503:36:478:362:53
8:22
+0:34
Finish
26.22 mi14:16:533:45:508:379:03
8:53
+0:31

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

7:48 /mi

Average Pace

8:37 /mi

Slowest Pace

9:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

20:44

9% of race

Time at Steady Pace

2:34:45

69% of race

Time at Slower Pace

50:21

22% of race

Average Pace: 8:37 /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 mi10:57:3626:338:3326:33
8:33
#17884
10K
6.21 mi11:23:5652:538:3126:20
8:29
#17967
15K
9.32 mi11:50:281:19:258:3126:32
8:32
#17971
20K
12.43 mi12:17:371:46:348:3527:09
8:44
#18054
Half
13.11 mi12:23:471:52:448:366:10
9:02
#18207
25K
15.53 mi12:46:572:15:548:4523:10
9:33
#18842
30K
18.64 mi13:13:002:41:578:4126:03
8:23
#17897
20M
20.00 mi13:24:582:53:558:4211:58
8:48
#17704
21M
21.00 mi13:33:383:02:358:428:40
8:40
#17344
35K
21.75 mi13:39:323:08:298:405:54
7:53
#17152
23M
23.00 mi13:50:073:19:048:3910:35
8:27
#16913
24M
24.00 mi13:58:173:27:148:388:10
8:10
#16715
40K
24.85 mi14:04:573:33:548:366:40
7:48
#16429
25.2M
25.20 mi14:07:503:36:478:362:53
8:22
#16304
Finish
26.22 mi14:16:533:45:508:379:03
8:53
#16335
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi178846475647518079(Top 68%)6551(Top 57%)6551(Top 543%)
10K6.21 mi3.10 mi17967-836515-406515-4018105(Top 68%)6534(Top 57%)6534(Top 541%)
15K9.32 mi3.11 mi17971-46508+76508+718079(Top 68%)6551(Top 57%)6551(Top 543%)
20K12.43 mi3.11 mi18054-836545-376545-3718349(Top 69%)6703(Top 59%)6703(Top 555%)
Half13.11 mi0.68 mi18207-1536637-926637-9220596(Top 77%)8009(Top 70%)8009(Top 664%)
25K15.53 mi2.42 mi18842-6357030-3937030-39321015(Top 79%)8270(Top 72%)8270(Top 685%)
30K18.64 mi3.11 mi17897+9456503+5276503+52713613(Top 51%)4103(Top 36%)4103(Top 340%)
20M20.00 mi1.36 mi17704+1936400+1036400+10315483(Top 58%)5269(Top 46%)5269(Top 437%)
21M21.00 mi1.00 mi17344+3606199+2016199+20111510(Top 43%)3161(Top 28%)3161(Top 262%)
35K21.75 mi0.75 mi17152+1926086+1136086+11311382(Top 43%)3089(Top 27%)3089(Top 256%)
23M23.00 mi1.25 mi16913+2395971+1155971+11512958(Top 49%)4054(Top 35%)4054(Top 336%)
24M24.00 mi1.00 mi16715+1985871+1005871+10012435(Top 47%)3832(Top 34%)3832(Top 317%)
40K24.85 mi0.85 mi16429+2865735+1365735+1368731(Top 33%)2067(Top 18%)2067(Top 171%)
25.2M25.20 mi0.35 mi16304+1255663+725663+728808(Top 33%)2211(Top 19%)2211(Top 183%)
Finish26.22 mi1.02 mi16335-315682-195682-1917427(Top 65%)6601(Top 58%)6601(Top 547%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21stories
+97ft-345ft

Overall

18079

Females

6551

F50-54

6551

5K→10K

3.1 - 6.2 mi

Top 68%
×5stories
+79ft-138ft

Overall

18105

Females

6534

F50-54

6534

10K→15K

6.2 - 9.3 mi

Top 68%
×3stories
+67ft-78ft

Overall

18079

Females

6551

F50-54

6551

15K→20K

9.3 - 12.4 mi

Top 69%
×5stories
+106ft-86ft

Overall

18349

Females

6703

F50-54

6703

20K→Half

12.4 - 13.1 mi

Top 77%
×2stories
+19ft-37ft

Overall

20596

Females

8009

F50-54

8009

Half→25K

13.1 - 15.5 mi

Top 79%
×4stories
+66ft-88ft

Overall

21015

Females

8270

F50-54

8270

25K→30K

15.5 - 18.6 mi

Top 51%
×9stories
+181ft-148ft

Overall

13613

Females

4103

F50-54

4103

30K→20M

18.6 - 20.0 mi

Top 58%
×5stories
+64ft-50ft

Overall

15483

Females

5269

F50-54

5269

20M→21M

20.0 - 21.0 mi

Top 43%
×8stories
+106ft-24ft

Overall

11510

Females

3161

F50-54

3161

21M→35K

21.0 - 21.8 mi

Top 43%
×7stories
+17ft-86ft

Overall

11382

Females

3089

F50-54

3089

35K→23M

21.8 - 23.0 mi

Top 49%
×5stories
+23ft-63ft

Overall

12958

Females

4054

F50-54

4054

23M→24M

23.0 - 24.0 mi

Top 47%
×6stories
+12ft-82ft

Overall

12435

Females

3832

F50-54

3832

24M→40K

24.0 - 24.9 mi

Top 33%
×1story
+6ft-20ft

Overall

8731

Females

2067

F50-54

2067

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1story
+13ft-16ft

Overall

8808

Females

2211

F50-54

2211

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2stories
+22ft-21ft

Overall

17427

Females

6601

F50-54

6601

Passing Analysis

Category:
Athletes Passed
3240
Passed By
1691
Net Change
+1549
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17884
5K → 10K274357-83#17884#17967
10K → 15K186190-4#17967#17971
15K → 20K143226-83#17971#18054
20K → Half5158-153#18054#18207
Half → 25K23658-635#18207#18842
25K → 30K9461+945#18842#17897
30K → 20M20815+193#17897#17704
20M → 21M3611+360#17704#17344
21M → 35K1920+192#17344#17152
35K → 23M2478+239#17152#16913
23M → 24M2013+198#16913#16715
24M → 40K2860+286#16715#16429
40K → 25.2M1250+125#16429#16304
25.2M → Finish4374-31#16304#16335
TOTALS32401691+1549
📊

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