Derek Lee

Bib: 19176M

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 34%
Gender (Male)
#0 / 16105
Top 47%
Masters (Masters Men)
#0 / 10463
Top 35%
Division (M55-59)
#0 / 1648
Top 17%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:14
Rank: #9108
Start5K
22:14 | 7:09/mi
10K· 6.21 mi
44:44
Rank: #9445 (-337)
5K10K
22:30 | 7:15/mi
15K· 9.32 mi
1:07:49
Rank: #10001 (-556)
10K15K
23:05 | 7:26/mi
20K· 12.43 mi
1:31:01
Rank: #10082 (-81)
15K20K
23:12 | 7:28/mi
Half· 13.11 mi
1:36:00
Rank: #10070 (+12)
20KHalf
4:59 | 7:18/mi
25K· 15.53 mi
1:54:11
Rank: #9999
Half25K
18:11 | 7:30/mi
30K· 18.64 mi
2:18:42
Rank: #10056
25K30K
24:31 | 7:53/mi
20M
2:29:33
Rank: #10025 (+31)
30K20M
10:51 | 7:59/mi
21M
2:37:50
Rank: #9943 (+82)
20M21M
8:17 | 8:17/mi
35K· 21.75 mi
2:43:33
Rank: #9916 (+27)
21M35K
5:43 | 7:38/mi
23M
2:53:20
Rank: #9803 (+113)
35K23M
9:47 | 7:49/mi
24M
3:01:04
Rank: #9763 (+40)
23M24M
7:44 | 7:44/mi
40K· 24.85 mi
3:07:44
Rank: #9689 (+74)
24M40K
6:40 | 7:48/mi
25.2M
3:10:41
Rank: #9658 (+31)
40K25.2M
2:57 | 8:33/mi
Finish· 26.22 mi
3:18:14
Rank: #9595 (+63)
25.2MFinish
7:33 | 7:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:00
Pace7:19 /mi
2nd Half
Distance13.11 mi
Time1:42:14
Pace7:48 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:12:4522:147:0922:14
7:09
-
10K
6.21 mi11:35:1544:447:1222:30
7:15
+0:06
15K
9.32 mi11:58:201:07:497:1723:05
7:26
+0:11
20K
12.43 mi12:21:321:31:017:1923:12
7:28
+0:02
Half
13.11 mi12:26:311:36:007:194:59
7:18
-0:10
25K
15.53 mi12:44:421:54:117:2118:11
7:30
+0:12
30K
18.64 mi13:09:132:18:427:2624:31
7:53
+0:23
20M
20.00 mi13:20:042:29:337:2910:51
7:59
+0:06
21M
21.00 mi13:28:212:37:507:318:17
8:17
+0:18
35K
21.75 mi13:34:042:43:337:315:43
7:38
-0:39
23M
23.00 mi13:43:512:53:207:329:47
7:49
+0:11
24M
24.00 mi13:51:353:01:047:337:44
7:44
-0:05
40K
24.85 mi13:58:153:07:447:336:40
7:48
+0:04
25.2M
25.20 mi14:01:123:10:417:342:57
8:33
+0:45
Finish
26.22 mi14:08:453:18:147:347:33
7:25
-1:08

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

7:09 /mi

Average Pace

7:34 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:31:38

76% of race

Time at Steady Pace

43:39

22% of race

Time at Slower Pace

2:57

1% of race

Average Pace: 7:34 /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 mi11:12:4522:147:0922:14
7:09
#9108
10K
6.21 mi11:35:1544:447:1222:30
7:15
#9445
15K
9.32 mi11:58:201:07:497:1723:05
7:26
#10001
20K
12.43 mi12:21:321:31:017:1923:12
7:28
#10082
Half
13.11 mi12:26:311:36:007:194:59
7:18
#10070
25K
15.53 mi12:44:421:54:117:2118:11
7:30
#9999
30K
18.64 mi13:09:132:18:427:2624:31
7:53
#10056
20M
20.00 mi13:20:042:29:337:2910:51
7:59
#10025
21M
21.00 mi13:28:212:37:507:318:17
8:17
#9943
35K
21.75 mi13:34:042:43:337:315:43
7:38
#9916
23M
23.00 mi13:43:512:53:207:329:47
7:49
#9803
24M
24.00 mi13:51:353:01:047:337:44
7:44
#9763
40K
24.85 mi13:58:153:07:447:336:40
7:48
#9689
25.2M
25.20 mi14:01:123:10:417:342:57
8:33
#9658
Finish
26.22 mi14:08:453:18:147:347:33
7:25
#9595
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi91087679767911133(Top 39%)8663(Top 54%)8663(Top 526%)
10K6.21 mi3.10 mi9445-3377871-1927871-1929845(Top 35%)8057(Top 50%)8057(Top 489%)
15K9.32 mi3.11 mi10001-5568131-2608131-26011133(Top 39%)8663(Top 54%)8663(Top 526%)
20K12.43 mi3.11 mi10082-818152-218152-2110464(Top 37%)8240(Top 51%)8240(Top 500%)
Half13.11 mi0.68 mi10070+128135+178135+179979(Top 35%)8001(Top 50%)8001(Top 485%)
25K15.53 mi2.42 mi9999+718066+698066+699926(Top 35%)7826(Top 49%)7826(Top 475%)
30K18.64 mi3.11 mi10056-578048+188048+1810553(Top 37%)7957(Top 49%)7957(Top 483%)
20M20.00 mi1.36 mi10025+317999+497999+4910320(Top 36%)7693(Top 48%)7693(Top 467%)
21M21.00 mi1.00 mi9943+827919+807919+809109(Top 32%)6877(Top 43%)6877(Top 417%)
35K21.75 mi0.75 mi9916+277871+487871+489604(Top 34%)7158(Top 44%)7158(Top 434%)
23M23.00 mi1.25 mi9803+1137770+1017770+1018672(Top 31%)6538(Top 41%)6538(Top 397%)
24M24.00 mi1.00 mi9763+407713+577713+579315(Top 33%)6809(Top 42%)6809(Top 413%)
40K24.85 mi0.85 mi9689+747640+737640+738722(Top 31%)6379(Top 40%)6379(Top 387%)
25.2M25.20 mi0.35 mi9658+317610+307610+309067(Top 32%)6486(Top 40%)6486(Top 394%)
Finish26.22 mi1.02 mi9595+637528+827528+828538(Top 30%)6210(Top 39%)6210(Top 377%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21stories
+97ft-345ft

Overall

11133

Males

8663

M55-59

8663

5K→10K

3.1 - 6.2 mi

Top 35%
×5stories
+79ft-138ft

Overall

9845

Males

8057

M55-59

8057

10K→15K

6.2 - 9.3 mi

Top 39%
×3stories
+67ft-78ft

Overall

11133

Males

8663

M55-59

8663

15K→20K

9.3 - 12.4 mi

Top 37%
×5stories
+106ft-86ft

Overall

10464

Males

8240

M55-59

8240

20K→Half

12.4 - 13.1 mi

Top 35%
×2stories
+19ft-37ft

Overall

9979

Males

8001

M55-59

8001

Half→25K

13.1 - 15.5 mi

Top 35%
×4stories
+66ft-88ft

Overall

9926

Males

7826

M55-59

7826

25K→30K

15.5 - 18.6 mi

Top 37%
×9stories
+181ft-148ft

Overall

10553

Males

7957

M55-59

7957

30K→20M

18.6 - 20.0 mi

Top 36%
×5stories
+64ft-50ft

Overall

10320

Males

7693

M55-59

7693

20M→21M

20.0 - 21.0 mi

Top 32%
×8stories
+106ft-24ft

Overall

9109

Males

6877

M55-59

6877

21M→35K

21.0 - 21.8 mi

Top 34%
×7stories
+17ft-86ft

Overall

9604

Males

7158

M55-59

7158

35K→23M

21.8 - 23.0 mi

Top 31%
×5stories
+23ft-63ft

Overall

8672

Males

6538

M55-59

6538

23M→24M

23.0 - 24.0 mi

Top 33%
×6stories
+12ft-82ft

Overall

9315

Males

6809

M55-59

6809

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8722

Males

6379

M55-59

6379

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

9067

Males

6486

M55-59

6486

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2stories
+22ft-21ft

Overall

8538

Males

6210

M55-59

6210

Passing Analysis

Category:
Athletes Passed
1230
Passed By
1726
Net Change
-501
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9108
5K10K110447-337#9108#9445
10K15K51605-556#9445#10001
15K20K148228-81#10001#10082
20KHalf3826+12#10082#10070
30K20M134102+31#10056#10025
20M21M15068+82#10025#9943
21M35K8052+27#9943#9916
35K23M15744+113#9916#9803
23M24M9858+40#9803#9763
24M40K10733+74#9763#9689
40K25.2M5221+31#9689#9658
25.2MFinish10542+63#9658#9595
TOTALS12301726-501
📊

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