Chi San Lee

Bib: 24438M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M75-79)
#0 / 49
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
35:59
Rank: #26254
Start5K
35:59 | 11:35/mi
10K· 6.21 mi
1:11:38
Rank: #26117 (+137)
5K10K
35:39 | 11:28/mi
15K· 9.32 mi
1:47:35
Rank: #26008 (+109)
10K15K
35:57 | 11:34/mi
20K· 12.43 mi
2:23:33
Rank: #25843 (+165)
15K20K
35:58 | 11:35/mi
Half· 13.11 mi
2:31:08
Rank: #25809 (+34)
20KHalf
7:35 | 11:07/mi
25K· 15.53 mi
3:00:11
Rank: #25694 (+115)
Half25K
29:03 | 11:59/mi
30K· 18.64 mi
3:37:49
Rank: #25506 (+188)
25K30K
37:38 | 12:07/mi
20M
3:56:07
Rank: #25535 (-29)
30K20M
18:18 | 13:28/mi
21M
4:10:26
Rank: #25532 (+3)
20M21M
14:19 | 14:19/mi
35K· 21.75 mi
4:19:47
Rank: #25525 (+7)
21M35K
9:21 | 12:30/mi
23M
4:36:15
Rank: #25511 (+14)
35K23M
16:28 | 13:09/mi
24M
4:49:01
Rank: #25515 (-4)
23M24M
12:46 | 12:46/mi
40K· 24.85 mi
5:00:38
Rank: #25524 (-9)
24M40K
11:37 | 13:35/mi
25.2M
5:06:37
Rank: #25554 (-30)
40K25.2M
5:59 | 17:21/mi
Finish· 26.22 mi
5:19:29
Rank: #25583 (-29)
25.2MFinish
12:52 | 12:38/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:31:08
Pace11:32 /mi
2nd Half
Distance13.11 mi
Time2:48:21
Pace12:51 /mi
📊Positive Split: 11.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:5135:5911:3535:59
11:35
-
10K
6.21 mi12:27:301:11:3811:3235:39
11:28
-0:07
15K
9.32 mi13:03:271:47:3511:3335:57
11:34
+0:06
20K
12.43 mi13:39:252:23:3311:3335:58
11:35
+0:01
Half
13.11 mi13:47:002:31:0811:327:35
11:07
-0:28
25K
15.53 mi14:16:033:00:1111:3629:03
11:59
+0:52
30K
18.64 mi14:53:413:37:4911:4137:38
12:07
+0:08
20M
20.00 mi15:11:593:56:0711:4818:18
13:28
+1:21
21M
21.00 mi15:26:184:10:2611:5614:19
14:19
+0:51
35K
21.75 mi15:35:394:19:4711:579:21
12:30
-1:49
23M
23.00 mi15:52:074:36:1512:0116:28
13:09
+0:39
24M
24.00 mi16:04:534:49:0112:0312:46
12:46
-0:23
40K
24.85 mi16:16:305:00:3812:0611:37
13:35
+0:49
25.2M
25.20 mi16:22:295:06:3712:105:59
17:21
+3:46
Finish
26.22 mi16:35:215:19:2912:1212:52
12:38
-4:43

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

11:07 /mi

Average Pace

12:12 /mi

Slowest Pace

17:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:08

47% of race

Time at Steady Pace

1:58:08

37% of race

Time at Slower Pace

50:13

16% of race

Average Pace: 12:11 /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 mi11:51:5135:5911:3535:59
11:35
#26254
10K
6.21 mi12:27:301:11:3811:3235:39
11:28
#26117
15K
9.32 mi13:03:271:47:3511:3335:57
11:34
#26008
20K
12.43 mi13:39:252:23:3311:3335:58
11:35
#25843
Half
13.11 mi13:47:002:31:0811:327:35
11:07
#25809
25K
15.53 mi14:16:033:00:1111:3629:03
11:59
#25694
30K
18.64 mi14:53:413:37:4911:4137:38
12:07
#25506
20M
20.00 mi15:11:593:56:0711:4818:18
13:28
#25535
21M
21.00 mi15:26:184:10:2611:5614:19
14:19
#25532
35K
21.75 mi15:35:394:19:4711:579:21
12:30
#25525
23M
23.00 mi15:52:074:36:1512:0116:28
13:09
#25511
24M
24.00 mi16:04:534:49:0112:0312:46
12:46
#25515
40K
24.85 mi16:16:305:00:3812:0611:37
13:35
#25524
25.2M
25.20 mi16:22:295:06:3712:105:59
17:21
#25554
Finish
26.22 mi16:35:215:19:2912:1212:52
12:38
#25583
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM75-79Seg. OverallSeg. MalesSeg. M75-79
5K3.11 mi3.11 mi26254150311503125773(Top 97%)14846(Top 98%)14846(Top 30298%)
10K6.21 mi3.10 mi26117+13714977+5414977+5425933(Top 97%)14914(Top 98%)14914(Top 30437%)
15K9.32 mi3.11 mi26008+10914944+3314944+3325773(Top 97%)14846(Top 98%)14846(Top 30298%)
20K12.43 mi3.11 mi25843+16514875+6914875+6925328(Top 95%)14633(Top 96%)14633(Top 29863%)
Half13.11 mi0.68 mi25809+3414858+1714858+1725102(Top 94%)14533(Top 96%)14533(Top 29659%)
25K15.53 mi2.42 mi25694+11514800+5814800+5825148(Top 94%)14526(Top 96%)14526(Top 29645%)
30K18.64 mi3.11 mi25506+18814704+9614704+9624616(Top 92%)14246(Top 94%)14246(Top 29073%)
20M20.00 mi1.36 mi25535-2914716-1214716-1225526(Top 96%)14628(Top 96%)14628(Top 29853%)
21M21.00 mi1.00 mi25532+314708+814708+825303(Top 95%)14520(Top 96%)14520(Top 29633%)
35K21.75 mi0.75 mi25525+714701+714701+725174(Top 95%)14408(Top 95%)14408(Top 29404%)
23M23.00 mi1.25 mi25511+1414690+1114690+1125236(Top 95%)14453(Top 95%)14453(Top 29496%)
24M24.00 mi1.00 mi25515-4146901469025310(Top 95%)14454(Top 95%)14454(Top 29498%)
40K24.85 mi0.85 mi25524-914684+614684+625409(Top 95%)14515(Top 96%)14515(Top 29622%)
25.2M25.20 mi0.35 mi25554-3014698-1414698-1426419(Top 99%)15047(Top 99%)15047(Top 30708%)
Finish26.22 mi1.02 mi25583-2914709-1114709-1125757(Top 97%)14682(Top 97%)14682(Top 29963%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×21stories
+97ft-345ft

Overall

25773

Males

14846

M75-79

14846

5K→10K

3.1 - 6.2 mi

Top 97%
×5stories
+79ft-138ft

Overall

25933

Males

14914

M75-79

14914

10K→15K

6.2 - 9.3 mi

Top 97%
×3stories
+67ft-78ft

Overall

25773

Males

14846

M75-79

14846

15K→20K

9.3 - 12.4 mi

Top 95%
×5stories
+106ft-86ft

Overall

25328

Males

14633

M75-79

14633

20K→Half

12.4 - 13.1 mi

Top 94%
×2stories
+19ft-37ft

Overall

25102

Males

14533

M75-79

14533

Half→25K

13.1 - 15.5 mi

Top 94%
×4stories
+66ft-88ft

Overall

25148

Males

14526

M75-79

14526

25K→30K

15.5 - 18.6 mi

Top 92%
×9stories
+181ft-148ft

Overall

24616

Males

14246

M75-79

14246

30K→20M

18.6 - 20.0 mi

Top 96%
×5stories
+64ft-50ft

Overall

25526

Males

14628

M75-79

14628

20M→21M

20.0 - 21.0 mi

Top 95%
×8stories
+106ft-24ft

Overall

25303

Males

14520

M75-79

14520

21M→35K

21.0 - 21.8 mi

Top 95%
×7stories
+17ft-86ft

Overall

25174

Males

14408

M75-79

14408

35K→23M

21.8 - 23.0 mi

Top 95%
×5stories
+23ft-63ft

Overall

25236

Males

14453

M75-79

14453

23M→24M

23.0 - 24.0 mi

Top 95%
×6stories
+12ft-82ft

Overall

25310

Males

14454

M75-79

14454

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

25409

Males

14515

M75-79

14515

40K→25.2M

24.9 - 25.2 mi

Top 99%
×1story
+13ft-16ft

Overall

26419

Males

15047

M75-79

15047

25.2M→Finish

25.2 - 26.2 mi

Top 97%
×2stories
+22ft-21ft

Overall

25757

Males

14682

M75-79

14682

Passing Analysis

Category:
Athletes Passed
949
Passed By
278
Net Change
+671
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26254
5K10K15922+137#26254#26117
10K15K12415+109#26117#26008
15K20K1727+165#26008#25843
20KHalf340+34#25843#25809
Half25K12510+115#25809#25694
25K30K1946+188#25694#25506
30K20M2251-29#25506#25535
20M21M2623+3#25535#25532
21M35K2518+7#25532#25525
35K23M2612+14#25525#25511
23M24M1317-4#25511#25515
24M40K1726-9#25515#25524
40K25.2M030-30#25524#25554
25.2MFinish1241-29#25554#25583
TOTALS949278+671
📊

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