Sunsu Park

Bib: 5542M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M45-49)
#0 / 2218
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:20
Rank: #10850
Start5K
23:20 | 7:31/mi
10K· 6.21 mi
47:27
Rank: #11542 (-692)
5K10K
24:07 | 7:46/mi
15K· 9.32 mi
1:12:48
Rank: #12610 (-1068)
10K15K
25:21 | 8:10/mi
20K· 12.43 mi
1:40:43
Rank: #14083 (-1473)
15K20K
27:55 | 8:59/mi
Half· 13.11 mi
1:46:24
Rank: #14117 (-34)
20KHalf
5:41 | 8:20/mi
25K· 15.53 mi
2:10:31
Rank: #15214 (-1097)
Half25K
24:07 | 9:57/mi
30K· 18.64 mi
2:42:08
Rank: #15876 (-662)
25K30K
31:37 | 10:11/mi
20M
3:07:09
Rank: #18514 (-2638)
30K20M
25:01 | 18:25/mi
21M
3:22:00
Rank: #18985 (-471)
20M21M
14:51 | 14:51/mi
35K· 21.75 mi
3:28:57
Rank: #18832 (+153)
21M35K
6:57 | 9:17/mi
23M
3:45:40
Rank: #19168 (-336)
35K23M
16:43 | 13:21/mi
24M
3:59:57
Rank: #19556 (-388)
23M24M
14:17 | 14:17/mi
40K· 24.85 mi
4:11:40
Rank: #19765 (-209)
24M40K
11:43 | 13:42/mi
25.2M
4:17:27
Rank: #19910 (-145)
40K25.2M
5:47 | 16:46/mi
Finish· 26.22 mi
4:27:41
Rank: #19847 (+63)
25.2MFinish
10:14 | 10:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:24
Pace8:07 /mi
2nd Half
Distance13.11 mi
Time2:41:17
Pace12:18 /mi
📊Positive Split: 51.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:2923:207:3123:20
7:31
-
10K
6.21 mi10:51:3647:277:3824:07
7:46
+0:15
15K
9.32 mi11:16:571:12:487:4925:21
8:10
+0:24
20K
12.43 mi11:44:521:40:438:0627:55
8:59
+0:49
Half
13.11 mi11:50:331:46:248:075:41
8:20
-0:39
25K
15.53 mi12:14:402:10:318:2424:07
9:57
+1:37
30K
18.64 mi12:46:172:42:088:4231:37
10:11
+0:14
20M
20.00 mi13:11:183:07:099:2125:01
18:25
+8:14
21M
21.00 mi13:26:093:22:009:3714:51
14:51
-3:34
35K
21.75 mi13:33:063:28:579:366:57
9:17
-5:34
23M
23.00 mi13:49:493:45:409:4916:43
13:21
+4:04
24M
24.00 mi14:04:063:59:5710:0014:17
14:17
+0:56
40K
24.85 mi14:15:494:11:4010:0811:43
13:42
-0:35
25.2M
25.20 mi14:21:364:17:2710:135:47
16:46
+3:04
Finish
26.22 mi14:31:504:27:4110:1310:14
10:03
-6:43

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

7:31 /mi

Average Pace

10:13 /mi

Slowest Pace

18:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:18:29

29% of race

Time at Steady Pace

1:40:50

38% of race

Time at Slower Pace

1:28:22

33% of race

Average Pace: 10:13 /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 mi10:27:2923:207:3123:20
7:31
#10850
10K
6.21 mi10:51:3647:277:3824:07
7:46
#11542
15K
9.32 mi11:16:571:12:487:4925:21
8:10
#12610
20K
12.43 mi11:44:521:40:438:0627:55
8:59
#14083
Half
13.11 mi11:50:331:46:248:075:41
8:20
#14117
25K
15.53 mi12:14:402:10:318:2424:07
9:57
#15214
30K
18.64 mi12:46:172:42:088:4231:37
10:11
#15876
20M
20.00 mi13:11:183:07:099:2125:01
18:25
#18514
21M
21.00 mi13:26:093:22:009:3714:51
14:51
#18985
35K
21.75 mi13:33:063:28:579:366:57
9:17
#18832
23M
23.00 mi13:49:493:45:409:4916:43
13:21
#19168
24M
24.00 mi14:04:063:59:5710:0014:17
14:17
#19556
40K
24.85 mi14:15:494:11:4010:0811:43
13:42
#19765
25.2M
25.20 mi14:21:364:17:2710:135:47
16:46
#19910
Finish
26.22 mi14:31:504:27:4110:1310:14
10:03
#19847
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi108508351835114459(Top 57%)9790(Top 67%)9790(Top 441%)
10K6.21 mi3.10 mi11542-6928615-2648615-26412343(Top 48%)8944(Top 61%)8944(Top 403%)
15K9.32 mi3.11 mi12610-10689054-4399054-43914459(Top 57%)9790(Top 67%)9790(Top 441%)
20K12.43 mi3.11 mi14083-14739639-5859639-58517278(Top 68%)10933(Top 75%)10933(Top 493%)
Half13.11 mi0.68 mi14117-349648-99648-914773(Top 58%)9850(Top 68%)9850(Top 444%)
25K15.53 mi2.42 mi15214-109710056-40810056-40818960(Top 74%)11575(Top 79%)11575(Top 522%)
30K18.64 mi3.11 mi15876-66210248-19210248-19217899(Top 70%)10881(Top 75%)10881(Top 491%)
20M20.00 mi1.36 mi18514-263811334-108611334-108625461(Top 100%)14525(Top 100%)14525(Top 655%)
21M21.00 mi1.00 mi18985-47111523-18911523-18923372(Top 91%)13353(Top 92%)13353(Top 602%)
35K21.75 mi0.75 mi18832+15311440+8311440+8314658(Top 57%)8963(Top 61%)8963(Top 404%)
23M23.00 mi1.25 mi19168-33611581-14111581-14123035(Top 90%)13135(Top 90%)13135(Top 592%)
24M24.00 mi1.00 mi19556-38811732-15111732-15124404(Top 96%)13826(Top 95%)13826(Top 623%)
40K24.85 mi0.85 mi19765-20911830-9811830-9823271(Top 91%)13164(Top 90%)13164(Top 594%)
25.2M25.20 mi0.35 mi19910-14511886-5611886-5624522(Top 96%)13880(Top 95%)13880(Top 626%)
Finish26.22 mi1.02 mi19847+6311838+4811838+4818535(Top 73%)10747(Top 74%)10747(Top 485%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21stories
+97ft-345ft

Overall

14459

Males

9790

M45-49

9790

5K→10K

3.1 - 6.2 mi

Top 48%
×5stories
+79ft-138ft

Overall

12343

Males

8944

M45-49

8944

10K→15K

6.2 - 9.3 mi

Top 57%
×3stories
+67ft-78ft

Overall

14459

Males

9790

M45-49

9790

15K→20K

9.3 - 12.4 mi

Top 68%
×5stories
+106ft-86ft

Overall

17278

Males

10933

M45-49

10933

20K→Half

12.4 - 13.1 mi

Top 58%
×2stories
+19ft-37ft

Overall

14773

Males

9850

M45-49

9850

Half→25K

13.1 - 15.5 mi

Top 74%
×4stories
+66ft-88ft

Overall

18960

Males

11575

M45-49

11575

25K→30K

15.5 - 18.6 mi

Top 70%
×9stories
+181ft-148ft

Overall

17899

Males

10881

M45-49

10881

30K→20M

18.6 - 20.0 mi

Top 100%
×5stories
+64ft-50ft

Overall

25461

Males

14525

M45-49

14525

20M→21M

20.0 - 21.0 mi

Top 91%
×8stories
+106ft-24ft

Overall

23372

Males

13353

M45-49

13353

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

14658

Males

8963

M45-49

8963

35K→23M

21.8 - 23.0 mi

Top 90%
×5stories
+23ft-63ft

Overall

23035

Males

13135

M45-49

13135

23M→24M

23.0 - 24.0 mi

Top 96%
×6stories
+12ft-82ft

Overall

24404

Males

13826

M45-49

13826

24M→40K

24.0 - 24.9 mi

Top 91%
×1story
+6ft-20ft

Overall

23271

Males

13164

M45-49

13164

40K→25.2M

24.9 - 25.2 mi

Top 96%
×1story
+13ft-16ft

Overall

24522

Males

13880

M45-49

13880

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2stories
+22ft-21ft

Overall

18535

Males

10747

M45-49

10747

Passing Analysis

Category:
Athletes Passed
690
Passed By
9687
Net Change
-8997
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10850
5K10K94786-692#10850#11542
10K15K381106-1068#11542#12610
15K20K441517-1473#12610#14083
20KHalf3468-34#14083#14117
Half25K481145-1097#14117#15214
25K30K94756-662#15214#15876
30K20M32641-2638#15876#18514
20M21M16487-471#18514#18985
21M35K1574+153#18985#18832
35K23M40376-336#18832#19168
23M24M18406-388#19168#19556
24M40K14223-209#19556#19765
40K25.2M7152-145#19765#19910
25.2MFinish8320+63#19910#19847
TOTALS6909687-8997
📊

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