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BOSTON MARATHON 2023

Robin Kee Yoon

Bib: 23348•F

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F60-64)
#0 / 527
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:11
Rank: #22699
Start → 5K
30:11 | 9:43/mi
10K· 6.21 mi
1:00:08
Rank: #22827 (-128)
5K → 10K
29:57 | 9:38/mi
15K· 9.32 mi
1:30:06
Rank: #22769 (+58)
10K → 15K
29:58 | 9:39/mi
20K· 12.43 mi
2:00:20
Rank: #22645 (+124)
15K → 20K
30:14 | 9:44/mi
Half· 13.11 mi
2:06:54
Rank: #22628 (+17)
20K → Half
6:34 | 9:37/mi
25K· 15.53 mi
2:30:54
Rank: #22510 (+118)
Half → 25K
24:00 | 9:54/mi
30K· 18.64 mi
3:04:15
Rank: #22531 (-21)
25K → 30K
33:21 | 10:44/mi
20M
3:18:25
Rank: #22449 (+82)
30K → 20M
14:10 | 10:25/mi
21M
3:29:47
Rank: #22395 (+54)
20M → 21M
11:22 | 11:22/mi
35K· 21.75 mi
3:36:48
Rank: #22300 (+95)
21M → 35K
7:01 | 9:23/mi
23M
3:49:35
Rank: #22197 (+103)
35K → 23M
12:47 | 10:13/mi
24M
3:59:01
Rank: #22082 (+115)
23M → 24M
9:26 | 9:26/mi
40K· 24.85 mi
4:07:20
Rank: #21987 (+95)
24M → 40K
8:19 | 9:44/mi
25.2M
4:11:06
Rank: #21961 (+26)
40K → 25.2M
3:46 | 10:55/mi
Finish· 26.22 mi
4:20:52
Rank: #21922 (+39)
25.2M → Finish
9:46 | 9:35/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:06:54
Pace9:41 /mi
2nd Half
Distance13.11 mi
Time2:13:58
Pace10:13 /mi
📊Positive Split: 5.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:0930:119:4330:11
9:43
-
10K
6.21 mi11:56:061:00:089:4129:57
9:38
-0:05
15K
9.32 mi12:26:041:30:069:4029:58
9:39
+0:01
20K
12.43 mi12:56:182:00:209:4130:14
9:44
+0:05
Half
13.11 mi13:02:522:06:549:416:34
9:37
-0:07
25K
15.53 mi13:26:522:30:549:4324:00
9:54
+0:17
30K
18.64 mi14:00:133:04:159:5333:21
10:44
+0:50
20M
20.00 mi14:14:233:18:259:5514:10
10:25
-0:19
21M
21.00 mi14:25:453:29:479:5911:22
11:22
+0:57
35K
21.75 mi14:32:463:36:489:587:01
9:23
-1:59
23M
23.00 mi14:45:333:49:359:5912:47
10:13
+0:50
24M
24.00 mi14:54:593:59:019:589:26
9:26
-0:47
40K
24.85 mi15:03:184:07:209:578:19
9:44
+0:18
25.2M
25.20 mi15:07:044:11:069:583:46
10:55
+1:11
Finish
26.22 mi15:16:504:20:529:579:46
9:35
-1:20

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

9:23 /mi

Average Pace

9:57 /mi

Slowest Pace

11:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

16:27

6% of race

Time at Steady Pace

2:48:59

65% of race

Time at Slower Pace

1:15:26

29% of race

Average Pace: 9:57 /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 mi11:26:0930:119:4330:11
9:43
#22699
10K
6.21 mi11:56:061:00:089:4129:57
9:38
#22827
15K
9.32 mi12:26:041:30:069:4029:58
9:39
#22769
20K
12.43 mi12:56:182:00:209:4130:14
9:44
#22645
Half
13.11 mi13:02:522:06:549:416:34
9:37
#22628
25K
15.53 mi13:26:522:30:549:4324:00
9:54
#22510
30K
18.64 mi14:00:133:04:159:5333:21
10:44
#22531
20M
20.00 mi14:14:233:18:259:5514:10
10:25
#22449
21M
21.00 mi14:25:453:29:479:5911:22
11:22
#22395
35K
21.75 mi14:32:463:36:489:587:01
9:23
#22300
23M
23.00 mi14:45:333:49:359:5912:47
10:13
#22197
24M
24.00 mi14:54:593:59:019:589:26
9:26
#22082
40K
24.85 mi15:03:184:07:209:578:19
9:44
#21987
25.2M
25.20 mi15:07:044:11:069:583:46
10:55
#21961
Finish
26.22 mi15:16:504:20:529:579:46
9:35
#21922
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi226999233923322655(Top 85%)9159(Top 80%)9159(Top 1738%)
10K6.21 mi3.10 mi22827-1289264-319264-3122913(Top 86%)9293(Top 81%)9293(Top 1763%)
15K9.32 mi3.11 mi22769+589218+469218+4622655(Top 85%)9159(Top 80%)9159(Top 1738%)
20K12.43 mi3.11 mi22645+1249159+599159+5922250(Top 84%)8933(Top 78%)8933(Top 1695%)
Half13.11 mi0.68 mi22628+179153+69153+622464(Top 84%)9049(Top 79%)9049(Top 1717%)
25K15.53 mi2.42 mi22510+1189111+429111+4221990(Top 83%)8835(Top 77%)8835(Top 1676%)
30K18.64 mi3.11 mi22531-219145-349145-3422664(Top 85%)9279(Top 81%)9279(Top 1761%)
20M20.00 mi1.36 mi22449+829105+409105+4021571(Top 81%)8739(Top 77%)8739(Top 1658%)
21M21.00 mi1.00 mi22395+549086+199086+1921639(Top 81%)8801(Top 77%)8801(Top 1670%)
35K21.75 mi0.75 mi22300+959036+509036+5019495(Top 73%)7668(Top 67%)7668(Top 1455%)
23M23.00 mi1.25 mi22197+1038990+468990+4620624(Top 77%)8309(Top 73%)8309(Top 1577%)
24M24.00 mi1.00 mi22082+1158924+668924+6619005(Top 71%)7457(Top 65%)7457(Top 1415%)
40K24.85 mi0.85 mi21987+958879+458879+4519149(Top 72%)7576(Top 66%)7576(Top 1438%)
25.2M25.20 mi0.35 mi21961+268876+38876+320318(Top 76%)8231(Top 72%)8231(Top 1562%)
Finish26.22 mi1.02 mi21922+398864+128864+1220443(Top 77%)8272(Top 72%)8272(Top 1570%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21stories
+97ft-345ft

Overall

22655

Females

9159

F60-64

9159

5K→10K

3.1 - 6.2 mi

Top 86%
×5stories
+79ft-138ft

Overall

22913

Females

9293

F60-64

9293

10K→15K

6.2 - 9.3 mi

Top 85%
×3stories
+67ft-78ft

Overall

22655

Females

9159

F60-64

9159

15K→20K

9.3 - 12.4 mi

Top 84%
×5stories
+106ft-86ft

Overall

22250

Females

8933

F60-64

8933

20K→Half

12.4 - 13.1 mi

Top 84%
×2stories
+19ft-37ft

Overall

22464

Females

9049

F60-64

9049

Half→25K

13.1 - 15.5 mi

Top 83%
×4stories
+66ft-88ft

Overall

21990

Females

8835

F60-64

8835

25K→30K

15.5 - 18.6 mi

Top 85%
×9stories
+181ft-148ft

Overall

22664

Females

9279

F60-64

9279

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

21571

Females

8739

F60-64

8739

20M→21M

20.0 - 21.0 mi

Top 81%
×8stories
+106ft-24ft

Overall

21639

Females

8801

F60-64

8801

21M→35K

21.0 - 21.8 mi

Top 73%
×7stories
+17ft-86ft

Overall

19495

Females

7668

F60-64

7668

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

20624

Females

8309

F60-64

8309

23M→24M

23.0 - 24.0 mi

Top 71%
×6stories
+12ft-82ft

Overall

19005

Females

7457

F60-64

7457

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

19149

Females

7576

F60-64

7576

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

20318

Females

8231

F60-64

8231

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

20443

Females

8272

F60-64

8272

Passing Analysis

Category:
Athletes Passed
1555
Passed By
778
Net Change
+777
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22699
5K → 10K178306-128#22699#22827
10K → 15K185127+58#22827#22769
15K → 20K19874+124#22769#22645
20K → Half2710+17#22645#22628
Half → 25K15941+118#22628#22510
25K → 30K108129-21#22510#22531
30K → 20M9513+82#22531#22449
20M → 21M8329+54#22449#22395
21M → 35K983+95#22395#22300
35K → 23M12118+103#22300#22197
23M → 24M1216+115#22197#22082
24M → 40K972+95#22082#21987
40K → 25.2M326+26#21987#21961
25.2M → Finish5314+39#21961#21922
TOTALS1555778+777
📊

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