Sang Gook Lee

Bib: 7011M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 25%
Gender (Male)
#0 / 14578
Top 36%
Masters (Masters Men)
#0 / 9729
Top 24%
Division (M55-59)
#0 / 1529
Top 9%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:53
Rank: #5008
Start5K
20:53 | 6:43/mi
10K· 6.21 mi
41:46
Rank: #4740 (+268)
5K10K
20:53 | 6:43/mi
15K· 9.32 mi
1:03:11
Rank: #4992 (-252)
10K15K
21:25 | 6:54/mi
20K· 12.43 mi
1:26:03
Rank: #5688 (-696)
15K20K
22:52 | 7:22/mi
Half· 13.11 mi
1:30:54
Rank: #5729 (-41)
20KHalf
4:51 | 7:07/mi
25K· 15.53 mi
1:49:27
Rank: #6002 (-273)
Half25K
18:33 | 7:39/mi
30K· 18.64 mi
2:14:53
Rank: #6394 (-392)
25K30K
25:26 | 8:11/mi
20M
2:26:12
Rank: #6467 (-73)
30K20M
11:19 | 8:20/mi
21M
2:34:43
Rank: #6372 (+95)
20M21M
8:31 | 8:31/mi
35K· 21.75 mi
2:40:14
Rank: #6242 (+130)
21M35K
5:31 | 7:22/mi
23M
2:50:05
Rank: #6065 (+177)
35K23M
9:51 | 7:52/mi
24M
3:00:20
Rank: #6586 (-521)
23M24M
10:15 | 10:15/mi
40K· 24.85 mi
3:07:31
Rank: #6563 (+23)
24M40K
7:11 | 8:24/mi
25.2M
3:10:22
Rank: #6471 (+92)
40K25.2M
2:51 | 8:16/mi
Finish· 26.22 mi
3:17:37
Rank: #6297 (+174)
25.2MFinish
7:15 | 7:07/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:54
Pace6:56 /mi
2nd Half
Distance13.11 mi
Time1:46:43
Pace8:08 /mi
📊Positive Split: 17.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:4920:536:4320:53
6:43
-
10K
6.21 mi10:48:4241:466:4320:53
6:43
0:00
15K
9.32 mi11:10:071:03:116:4721:25
6:54
+0:11
20K
12.43 mi11:32:591:26:036:5522:52
7:22
+0:28
Half
13.11 mi11:37:501:30:546:564:51
7:07
-0:15
25K
15.53 mi11:56:231:49:277:0318:33
7:39
+0:32
30K
18.64 mi12:21:492:14:537:1425:26
8:11
+0:32
20M
20.00 mi12:33:082:26:127:1911:19
8:20
+0:09
21M
21.00 mi12:41:392:34:437:228:31
8:31
+0:11
35K
21.75 mi12:47:102:40:147:225:31
7:22
-1:09
23M
23.00 mi12:57:012:50:057:249:51
7:52
+0:30
24M
24.00 mi13:07:163:00:207:3110:15
10:15
+2:23
40K
24.85 mi13:14:273:07:317:337:11
8:24
-1:51
25.2M
25.20 mi13:17:183:10:227:332:51
8:16
-0:08
Finish
26.22 mi13:24:333:17:377:337:15
7:07
-1:09

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

6:43 /mi

Average Pace

7:33 /mi

Slowest Pace

10:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:15:17

38% of race

Time at Steady Pace

56:47

29% of race

Time at Slower Pace

1:05:33

33% of race

Average Pace: 7:32 /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 mi10:27:4920:536:4320:53
6:43
#5008
10K
6.21 mi10:48:4241:466:4320:53
6:43
#4740
15K
9.32 mi11:10:071:03:116:4721:25
6:54
#4992
20K
12.43 mi11:32:591:26:036:5522:52
7:22
#5688
Half
13.11 mi11:37:501:30:546:564:51
7:07
#5729
25K
15.53 mi11:56:231:49:277:0318:33
7:39
#6002
30K
18.64 mi12:21:492:14:537:1425:26
8:11
#6394
20M
20.00 mi12:33:082:26:127:1911:19
8:20
#6467
21M
21.00 mi12:41:392:34:437:228:31
8:31
#6372
35K
21.75 mi12:47:102:40:147:225:31
7:22
#6242
23M
23.00 mi12:57:012:50:057:249:51
7:52
#6065
24M
24.00 mi13:07:163:00:207:3110:15
10:15
#6586
40K
24.85 mi13:14:273:07:317:337:11
8:24
#6563
25.2M
25.20 mi13:17:183:10:227:332:51
8:16
#6471
Finish
26.22 mi13:24:333:17:377:337:15
7:07
#6297
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi5008464046405508(Top 22%)5014(Top 34%)5014(Top 328%)
10K6.21 mi3.10 mi4740+2684417+2234417+2234511(Top 18%)4212(Top 29%)4212(Top 275%)
15K9.32 mi3.11 mi4992-2524623-2064623-2065508(Top 22%)5014(Top 34%)5014(Top 328%)
20K12.43 mi3.11 mi5688-6965161-5385161-5387349(Top 29%)6208(Top 43%)6208(Top 406%)
Half13.11 mi0.68 mi5729-415188-275188-276382(Top 25%)5580(Top 38%)5580(Top 365%)
25K15.53 mi2.42 mi6002-2735363-1755363-1757948(Top 31%)6391(Top 44%)6391(Top 418%)
30K18.64 mi3.11 mi6394-3925582-2195582-2198916(Top 35%)6725(Top 46%)6725(Top 440%)
20M20.00 mi1.36 mi6467-735591-95591-98505(Top 33%)6248(Top 43%)6248(Top 409%)
21M21.00 mi1.00 mi6372+955487+1045487+1046282(Top 25%)4849(Top 33%)4849(Top 317%)
35K21.75 mi0.75 mi6242+1305376+1115376+1114502(Top 18%)3806(Top 26%)3806(Top 249%)
23M23.00 mi1.25 mi6065+1775213+1635213+1635117(Top 20%)4043(Top 28%)4043(Top 264%)
24M24.00 mi1.00 mi6586-5215521-3085521-30817110(Top 67%)10063(Top 69%)10063(Top 658%)
40K24.85 mi0.85 mi6563+235460+615460+617827(Top 31%)5285(Top 36%)5285(Top 346%)
25.2M25.20 mi0.35 mi6471+925384+765384+763607(Top 14%)2938(Top 20%)2938(Top 192%)
Finish26.22 mi1.02 mi6297+1745238+1465238+1463644(Top 14%)2973(Top 20%)2973(Top 194%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 22%
×21stories
+97ft-345ft

Overall

5508

Males

5014

M55-59

5014

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

4511

Males

4212

M55-59

4212

10K→15K

6.2 - 9.3 mi

Top 22%
×3stories
+67ft-78ft

Overall

5508

Males

5014

M55-59

5014

15K→20K

9.3 - 12.4 mi

Top 29%
×5stories
+106ft-86ft

Overall

7349

Males

6208

M55-59

6208

20K→Half

12.4 - 13.1 mi

Top 25%
×2stories
+19ft-37ft

Overall

6382

Males

5580

M55-59

5580

Half→25K

13.1 - 15.5 mi

Top 31%
×4stories
+66ft-88ft

Overall

7948

Males

6391

M55-59

6391

25K→30K

15.5 - 18.6 mi

Top 35%
×9stories
+181ft-148ft

Overall

8916

Males

6725

M55-59

6725

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

8505

Males

6248

M55-59

6248

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

6282

Males

4849

M55-59

4849

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

4502

Males

3806

M55-59

3806

35K→23M

21.8 - 23.0 mi

Top 20%
×5stories
+23ft-63ft

Overall

5117

Males

4043

M55-59

4043

23M→24M

23.0 - 24.0 mi

Top 67%
×6stories
+12ft-82ft

Overall

17110

Males

10063

M55-59

10063

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

7827

Males

5285

M55-59

5285

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3607

Males

2938

M55-59

2938

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2stories
+22ft-21ft

Overall

3644

Males

2973

M55-59

2973

Passing Analysis

Category:
Athletes Passed
1647
Passed By
2936
Net Change
-1289
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5008
5K10K34173+268#5008#4740
10K15K71323-252#4740#4992
15K20K52748-696#4992#5688
20KHalf1354-41#5688#5729
Half25K78351-273#5729#6002
25K30K103495-392#6002#6394
30K20M96169-73#6394#6467
20M21M15863+95#6467#6372
21M35K1399+130#6372#6242
35K23M20528+177#6242#6065
23M24M12533-521#6065#6586
24M40K10582+23#6586#6563
40K25.2M931+92#6563#6471
25.2MFinish1817+174#6471#6297
TOTALS16472936-1289
📊

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