Kil Suk Yu

Bib: 30688M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 49%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:08
Rank: #9191
Start5K
7:27/mi
23:08 split
10K· 6.21 mi
45:25
Rank: #8507 (+684)
5K10K
7:10/mi
22:17 split
15K· 9.32 mi
1:08:53
Rank: #9116 (-609)
10K15K
7:33/mi
23:28 split
20K· 12.43 mi
1:33:44
Rank: #10215 (-1099)
15K20K
8:00/mi
24:51 split
Half· 13.11 mi
1:38:57
Rank: #10267 (-52)
20KHalf
7:39/mi
5:13 split
25K· 15.53 mi
1:58:16
Rank: #10598 (-331)
Half25K
7:58/mi
19:19 split
30K· 18.64 mi
2:25:48
Rank: #11795 (-1197)
25K30K
8:52/mi
27:32 split
20M
2:37:48
Rank: #12122 (-327)
30K20M
8:50/mi
12:00 split
21M
2:47:29
Rank: #12443 (-321)
20M21M
9:41/mi
9:41 split
35K· 21.75 mi
2:53:50
Rank: #12573 (-130)
21M35K
8:29/mi
6:21 split
23M
3:04:09
Rank: #12488 (+85)
35K23M
8:14/mi
10:19 split
24M
3:12:47
Rank: #12633 (-145)
23M24M
8:38/mi
8:38 split
40K· 24.85 mi
3:21:09
Rank: #12970 (-337)
24M40K
9:47/mi
8:22 split
25.2M
3:24:26
Rank: #13002 (-32)
40K25.2M
9:31/mi
3:17 split
Finish· 26.22 mi
3:33:26
Rank: #13173 (-171)
25.2MFinish
8:50/mi
9:00 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:57
Pace7:33 /mi
2nd Half
Distance13.11 mi
Time1:54:29
Pace8:44 /mi
📊Positive Split: 15.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:40:1123:087:2723:08
7:27
-
10K
6.21 mi12:02:2845:257:1922:17
7:10
-0:17
15K
9.32 mi12:25:561:08:537:2323:28
7:33
+0:23
20K
12.43 mi12:50:471:33:447:3324:51
8:00
+0:27
Half
13.11 mi12:56:001:38:577:335:13
7:39
-0:21
25K
15.53 mi13:15:191:58:167:3719:19
7:58
+0:19
30K
18.64 mi13:42:512:25:487:4927:32
8:52
+0:54
20M
20.00 mi13:54:512:37:487:5312:00
8:50
-0:02
21M
21.00 mi14:04:322:47:297:599:41
9:41
+0:51
35K
21.75 mi14:10:532:53:508:006:21
8:29
-1:12
23M
23.00 mi14:21:123:04:098:0010:19
8:14
-0:15
24M
24.00 mi14:29:503:12:478:028:38
8:38
+0:24
40K
24.85 mi14:38:123:21:098:068:22
9:47
+1:09
25.2M
25.20 mi14:41:293:24:268:073:17
9:31
-0:16
Finish
26.22 mi14:50:293:33:268:099:00
8:50
-0:41

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

7:10 /mi

Average Pace

8:09 /mi

Slowest Pace

9:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:16

55% of race

Time at Steady Pace

1:13:50

35% of race

Time at Slower Pace

21:20

10% of race

Average Pace: 8:08 /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 mi11:40:1123:087:2723:08
7:27
#9191
10K
6.21 mi12:02:2845:257:1922:17
7:10
#8507
15K
9.32 mi12:25:561:08:537:2323:28
7:33
#9116
20K
12.43 mi12:50:471:33:447:3324:51
8:00
#10215
Half
13.11 mi12:56:001:38:577:335:13
7:39
#10267
25K
15.53 mi13:15:191:58:167:3719:19
7:58
#10598
30K
18.64 mi13:42:512:25:487:4927:32
8:52
#11795
20M
20.00 mi13:54:512:37:487:5312:00
8:50
#12122
21M
21.00 mi14:04:322:47:297:599:41
9:41
#12443
35K
21.75 mi14:10:532:53:508:006:21
8:29
#12573
23M
23.00 mi14:21:123:04:098:0010:19
8:14
#12488
24M
24.00 mi14:29:503:12:478:028:38
8:38
#12633
40K
24.85 mi14:38:123:21:098:068:22
9:47
#12970
25.2M
25.20 mi14:41:293:24:268:073:17
9:31
#13002
Finish
26.22 mi14:50:293:33:268:099:00
8:50
#13173
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi91917716771610594(Top 40%)8451(Top 56%)8451(Top 412%)
10K6.21 mi3.10 mi8507+6847278+4387278+4387919(Top 30%)6887(Top 45%)6887(Top 336%)
15K9.32 mi3.11 mi9116-6097636-3587636-35810594(Top 40%)8451(Top 56%)8451(Top 412%)
20K12.43 mi3.11 mi10215-10998270-6348270-63413399(Top 50%)9618(Top 63%)9618(Top 469%)
Half13.11 mi0.68 mi10267-528297-278297-2711389(Top 43%)8822(Top 58%)8822(Top 430%)
25K15.53 mi2.42 mi10598-3318440-1438440-14312455(Top 47%)9107(Top 60%)9107(Top 444%)
30K18.64 mi3.11 mi11795-11978915-4758915-47516429(Top 62%)10662(Top 70%)10662(Top 520%)
20M20.00 mi1.36 mi12122-3279039-1249039-12415580(Top 59%)10231(Top 67%)10231(Top 499%)
21M21.00 mi1.00 mi12443-3219163-1249163-12416750(Top 63%)10684(Top 70%)10684(Top 521%)
35K21.75 mi0.75 mi12573-1309204-419204-4115198(Top 57%)9944(Top 66%)9944(Top 485%)
23M23.00 mi1.25 mi12488+859150+549150+5411462(Top 43%)8209(Top 54%)8209(Top 400%)
24M24.00 mi1.00 mi12633-1459183-339183-3315238(Top 57%)9847(Top 65%)9847(Top 480%)
40K24.85 mi0.85 mi12970-3379296-1139296-11319327(Top 73%)11626(Top 77%)11626(Top 567%)
25.2M25.20 mi0.35 mi13002-329302-69302-615220(Top 57%)9761(Top 64%)9761(Top 476%)
Finish26.22 mi1.02 mi13173-1719354-529354-5217174(Top 65%)10676(Top 70%)10676(Top 520%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

10594

Males

8451

M50-54

8451

5K→10K

3.1 - 6.2 mi

Top 30%
×5stories
+79ft-138ft

Overall

7919

Males

6887

M50-54

6887

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

10594

Males

8451

M50-54

8451

15K→20K

9.3 - 12.4 mi

Top 50%
×5stories
+106ft-86ft

Overall

13399

Males

9618

M50-54

9618

20K→Half

12.4 - 13.1 mi

Top 43%
×2stories
+19ft-37ft

Overall

11389

Males

8822

M50-54

8822

Half→25K

13.1 - 15.5 mi

Top 47%
×4stories
+66ft-88ft

Overall

12455

Males

9107

M50-54

9107

25K→30K

15.5 - 18.6 mi

Top 62%
×9stories
+181ft-148ft

Overall

16429

Males

10662

M50-54

10662

30K→20M

18.6 - 20.0 mi

Top 59%
×5stories
+64ft-50ft

Overall

15580

Males

10231

M50-54

10231

20M→21M

20.0 - 21.0 mi

Top 63%
×8stories
+106ft-24ft

Overall

16750

Males

10684

M50-54

10684

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

15198

Males

9944

M50-54

9944

35K→23M

21.8 - 23.0 mi

Top 43%
×5stories
+23ft-63ft

Overall

11462

Males

8209

M50-54

8209

23M→24M

23.0 - 24.0 mi

Top 57%
×6stories
+12ft-82ft

Overall

15238

Males

9847

M50-54

9847

24M→40K

24.0 - 24.9 mi

Top 73%
×1story
+6ft-20ft

Overall

19327

Males

11626

M50-54

11626

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1story
+13ft-16ft

Overall

15220

Males

9761

M50-54

9761

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2stories
+22ft-21ft

Overall

17174

Males

10676

M50-54

10676

Passing Analysis

Category:
Athletes Passed
1162
Passed By
5143
Net Change
-3982
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9191
5K10K73147+684#9191#8507
10K15K29638-609#8507#9116
15K20K161114-1099#9116#10215
20KHalf1365-52#10215#10267
Half25K56387-331#10267#10598
25K30K231220-1197#10598#11795
30K20M38365-327#11795#12122
20M21M27348-321#12122#12443
21M35K17147-130#12443#12573
35K23M12641+85#12573#12488
23M24M38183-145#12488#12633
24M40K12349-337#12633#12970
40K25.2M1749-32#12970#13002
25.2MFinish19190-171#13002#13173
TOTALS11625143-3982
📊

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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Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing