Sang Jin Lee

Bib: 9939M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M55-59)
#0 / 1529
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:52
Rank: #7274
Start5K
21:52 | 7:02/mi
10K· 6.21 mi
43:31
Rank: #6854 (+420)
5K10K
21:39 | 6:58/mi
15K· 9.32 mi
1:05:00
Rank: #6428 (+426)
10K15K
21:29 | 6:55/mi
20K· 12.43 mi
1:27:07
Rank: #6238 (+190)
15K20K
22:07 | 7:07/mi
Half· 13.11 mi
1:31:59
Rank: #6240 (-2)
20KHalf
4:52 | 7:08/mi
25K· 15.53 mi
1:50:44
Rank: #6514 (-274)
Half25K
18:45 | 7:44/mi
30K· 18.64 mi
2:19:27
Rank: #8014 (-1500)
25K30K
28:43 | 9:15/mi
20M
2:36:49
Rank: #10066 (-2052)
30K20M
17:22 | 12:47/mi
21M
2:50:12
Rank: #11361 (-1295)
20M21M
13:23 | 13:23/mi
35K· 21.75 mi
2:59:07
Rank: #12069 (-708)
21M35K
8:55 | 11:55/mi
23M
3:15:43
Rank: #13408 (-1339)
35K23M
16:36 | 13:15/mi
24M
3:28:23
Rank: #14229 (-821)
23M24M
12:40 | 12:40/mi
40K· 24.85 mi
3:39:29
Rank: #14823 (-594)
24M40K
11:06 | 12:59/mi
25.2M
3:44:23
Rank: #15076 (-253)
40K25.2M
4:54 | 14:13/mi
Finish· 26.22 mi
3:56:43
Rank: #15616 (-540)
25.2MFinish
12:20 | 12:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:59
Pace7:01 /mi
2nd Half
Distance13.11 mi
Time2:24:44
Pace11:02 /mi
📊Positive Split: 57.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:0521:527:0221:52
7:02
-
10K
6.21 mi11:09:4443:317:0021:39
6:58
-0:04
15K
9.32 mi11:31:131:05:006:5821:29
6:55
-0:03
20K
12.43 mi11:53:201:27:077:0122:07
7:07
+0:12
Half
13.11 mi11:58:121:31:597:014:52
7:08
+0:01
25K
15.53 mi12:16:571:50:447:0818:45
7:44
+0:36
30K
18.64 mi12:45:402:19:277:2928:43
9:15
+1:31
20M
20.00 mi13:03:022:36:497:5017:22
12:47
+3:32
21M
21.00 mi13:16:252:50:128:0613:23
13:23
+0:36
35K
21.75 mi13:25:202:59:078:148:55
11:55
-1:28
23M
23.00 mi13:41:563:15:438:3116:36
13:15
+1:20
24M
24.00 mi13:54:363:28:238:4112:40
12:40
-0:35
40K
24.85 mi14:05:423:39:298:5011:06
12:59
+0:19
25.2M
25.20 mi14:10:363:44:238:544:54
14:13
+1:14
Finish
26.22 mi14:22:563:56:439:0212:20
12:06
-2:07

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

6:55 /mi

Average Pace

9:02 /mi

Slowest Pace

14:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:19:27

59% of race

Time at Steady Pace

1:18:59

33% of race

Time at Slower Pace

18:17

8% of race

Average Pace: 9:02 /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 mi10:48:0521:527:0221:52
7:02
#7274
10K
6.21 mi11:09:4443:317:0021:39
6:58
#6854
15K
9.32 mi11:31:131:05:006:5821:29
6:55
#6428
20K
12.43 mi11:53:201:27:077:0122:07
7:07
#6238
Half
13.11 mi11:58:121:31:597:014:52
7:08
#6240
25K
15.53 mi12:16:571:50:447:0818:45
7:44
#6514
30K
18.64 mi12:45:402:19:277:2928:43
9:15
#8014
20M
20.00 mi13:03:022:36:497:5017:22
12:47
#10066
21M
21.00 mi13:16:252:50:128:0613:23
13:23
#11361
35K
21.75 mi13:25:202:59:078:148:55
11:55
#12069
23M
23.00 mi13:41:563:15:438:3116:36
13:15
#13408
24M
24.00 mi13:54:363:28:238:4112:40
12:40
#14229
40K
24.85 mi14:05:423:39:298:5011:06
12:59
#14823
25.2M
25.20 mi14:10:363:44:238:544:54
14:13
#15076
Finish
26.22 mi14:22:563:56:439:0212:20
12:06
#15616
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi7274635263525678(Top 22%)5151(Top 35%)5151(Top 337%)
10K6.21 mi3.10 mi6854+4206045+3076045+3076463(Top 25%)5742(Top 39%)5742(Top 376%)
15K9.32 mi3.11 mi6428+4265730+3155730+3155678(Top 22%)5151(Top 35%)5151(Top 337%)
20K12.43 mi3.11 mi6238+1905566+1645566+1645928(Top 23%)5273(Top 36%)5273(Top 345%)
Half13.11 mi0.68 mi6240-25562+45562+46555(Top 26%)5708(Top 39%)5708(Top 373%)
25K15.53 mi2.42 mi6514-2745723-1615723-1618519(Top 33%)6723(Top 46%)6723(Top 440%)
30K18.64 mi3.11 mi8014-15006590-8676590-86714374(Top 56%)9267(Top 64%)9267(Top 606%)
20M20.00 mi1.36 mi10066-20527631-10417631-104122560(Top 88%)12974(Top 89%)12974(Top 849%)
21M21.00 mi1.00 mi11361-12958214-5838214-58321362(Top 84%)12339(Top 85%)12339(Top 807%)
35K21.75 mi0.75 mi12069-7088503-2898503-28921635(Top 85%)12423(Top 85%)12423(Top 812%)
23M23.00 mi1.25 mi13408-13399025-5229025-52222909(Top 90%)13067(Top 90%)13067(Top 855%)
24M24.00 mi1.00 mi14229-8219336-3119336-31122535(Top 88%)12801(Top 88%)12801(Top 837%)
40K24.85 mi0.85 mi14823-5949561-2259561-22522233(Top 87%)12618(Top 87%)12618(Top 825%)
25.2M25.20 mi0.35 mi15076-2539653-929653-9221894(Top 86%)12424(Top 85%)12424(Top 813%)
Finish26.22 mi1.02 mi15616-5409880-2279880-22723362(Top 91%)13209(Top 91%)13209(Top 864%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

5678

Males

5151

M55-59

5151

5K→10K

3.1 - 6.2 mi

Top 25%
×5stories
+79ft-138ft

Overall

6463

Males

5742

M55-59

5742

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

5678

Males

5151

M55-59

5151

15K→20K

9.3 - 12.4 mi

Top 23%
×5stories
+106ft-86ft

Overall

5928

Males

5273

M55-59

5273

20K→Half

12.4 - 13.1 mi

Top 26%
×2stories
+19ft-37ft

Overall

6555

Males

5708

M55-59

5708

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

8519

Males

6723

M55-59

6723

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

14374

Males

9267

M55-59

9267

30K→20M

18.6 - 20.0 mi

Top 88%
×5stories
+64ft-50ft

Overall

22560

Males

12974

M55-59

12974

20M→21M

20.0 - 21.0 mi

Top 84%
×8stories
+106ft-24ft

Overall

21362

Males

12339

M55-59

12339

21M→35K

21.0 - 21.8 mi

Top 85%
×7stories
+17ft-86ft

Overall

21635

Males

12423

M55-59

12423

35K→23M

21.8 - 23.0 mi

Top 90%
×5stories
+23ft-63ft

Overall

22909

Males

13067

M55-59

13067

23M→24M

23.0 - 24.0 mi

Top 88%
×6stories
+12ft-82ft

Overall

22535

Males

12801

M55-59

12801

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

22233

Males

12618

M55-59

12618

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

21894

Males

12424

M55-59

12424

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2stories
+22ft-21ft

Overall

23362

Males

13209

M55-59

13209

Passing Analysis

Category:
Athletes Passed
1393
Passed By
9732
Net Change
-8342
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7274
5K10K45535+420#7274#6854
10K15K44317+426#6854#6428
15K20K26878+190#6428#6238
20KHalf3234-2#6238#6240
Half25K79353-274#6240#6514
25K30K241524-1500#6514#8014
30K20M72057-2052#8014#10066
20M21M61300-1295#10066#11361
21M35K6714-708#11361#12069
35K23M121351-1339#12069#13408
23M24M20841-821#13408#14229
24M40K14608-594#14229#14823
40K25.2M10263-253#14823#15076
25.2MFinish17557-540#15076#15616
TOTALS13939732-8342
📊

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