David Lee

Bib: 32524M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7469 ft
×2stacked redwood trees
890 ft climb · 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:22/mi
25:59
973451.5%
10K· 6.21 mi
8:36/mi
52:41
791380.4%
15K· 9.32 mi
8:24/mi
1:18:46
6778
20K· 12.43 mi
8:43/mi
1:45:50
106860.1%
Half· 13.11 mi
8:55/mi
1:51:55
19370.5%
25K· 15.53 mi
9:20/mi
2:14:32
66880.2%
30K· 18.64 mi
9:49/mi
2:45:03
1811480.2%
20M
10:01/mi
2:58:40
64500.2%
21M
10:43/mi
3:09:23
106241.6%
35K· 21.75 mi
10:01/mi
3:16:53
17861.7%
23M
10:30/mi
3:30:02
23630.6%
24M
9:49/mi
3:39:51
821.3%
40K· 24.85 mi
10:42/mi
3:49:00
200.3%
25.2M
16:49/mi
3:54:48
13160.2%
Finish· 26.22 mi
9:55/mi
4:04:54
2221

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:55
Pace8:32 /mi
2nd Half
Distance13.11 mi
Time2:12:59
Pace10:09 /mi
📊Positive Split: 18.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:35:3125:598:2225:59
8:22
-
10K
6.21 mi11:02:1352:418:2926:42
8:36
+0:14
15K
9.32 mi11:28:181:18:468:2726:05
8:24
-0:12
20K
12.43 mi11:55:221:45:508:3127:04
8:43
+0:19
Half
13.11 mi12:01:271:51:558:326:05
8:55
+0:12
25K
15.53 mi12:24:042:14:328:4022:37
9:20
+0:25
30K
18.64 mi12:54:352:45:038:5130:31
9:49
+0:29
20M
20.00 mi13:08:122:58:408:5613:37
10:01
+0:12
21M
21.00 mi13:18:553:09:239:0110:43
10:43
+0:42
35K
21.75 mi13:26:253:16:539:037:30
10:01
-0:42
23M
23.00 mi13:39:343:30:029:0813:09
10:30
+0:29
24M
24.00 mi13:49:233:39:519:109:49
9:49
-0:41
40K
24.85 mi13:58:323:49:009:139:09
10:42
+0:53
25.2M
25.20 mi14:04:203:54:489:195:48
16:49
+6:07
Finish
26.22 mi14:14:264:04:549:2110:06
9:55
-6:54

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

8:22 /mi

Average Pace

9:21 /mi

Slowest Pace

16:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:45:50

43% of race

Time at Steady Pace

2:13:16

54% of race

Time at Slower Pace

5:48

2% of race

Average Pace: 9:20 /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 mi10:35:3125:598:2225:59
8:22
#19088
10K
6.21 mi11:02:1352:418:2926:42
8:36
#19705
15K
9.32 mi11:28:181:18:468:2726:05
8:24
#19357
20K
12.43 mi11:55:221:45:508:3127:04
8:43
#19361
Half
13.11 mi12:01:271:51:558:326:05
8:55
#19494
25K
15.53 mi12:24:042:14:328:4022:37
9:20
#19835
30K
18.64 mi12:54:352:45:038:5130:31
9:49
#20150
20M
20.00 mi13:08:122:58:408:5613:37
10:01
#20230
21M
21.00 mi13:18:553:09:239:0110:43
10:43
#20285
35K
21.75 mi13:26:253:16:539:037:30
10:01
#20353
23M
23.00 mi13:39:343:30:029:0813:09
10:30
#20514
24M
24.00 mi13:49:233:39:519:109:49
9:49
#20555
40K
24.85 mi13:58:323:49:009:139:09
10:42
#20673
25.2M
25.20 mi14:04:203:54:489:195:48
16:49
#20966
Finish
26.22 mi14:14:264:04:549:2110:06
9:55
#21036
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi19088120801208018673(Top 66%)11918(Top 74%)11918(Top 597%)
10K6.21 mi3.10 mi19705-61712347-26712347-26720323(Top 72%)12616(Top 78%)12616(Top 632%)
15K9.32 mi3.11 mi19357+34812203+14412203+14418673(Top 66%)11918(Top 74%)11918(Top 597%)
20K12.43 mi3.11 mi19361-412193+1012193+1019460(Top 69%)12227(Top 76%)12227(Top 613%)
Half13.11 mi0.68 mi19494-13312251-5812251-5821443(Top 75%)13099(Top 81%)13099(Top 656%)
25K15.53 mi2.42 mi19835-34112390-13912390-13921287(Top 75%)12975(Top 81%)12975(Top 650%)
30K18.64 mi3.11 mi20150-31512482-9212482-9221057(Top 74%)12742(Top 79%)12742(Top 638%)
20M20.00 mi1.36 mi20230-8012492-1012492-1021003(Top 74%)12590(Top 78%)12590(Top 631%)
21M21.00 mi1.00 mi20285-5512489+312489+320637(Top 73%)12321(Top 77%)12321(Top 617%)
35K21.75 mi0.75 mi20353-6812512-2312512-2321944(Top 77%)12870(Top 80%)12870(Top 645%)
23M23.00 mi1.25 mi20514-16112566-5412566-5422023(Top 78%)12886(Top 80%)12886(Top 646%)
24M24.00 mi1.00 mi20555-4112567-112567-120771(Top 73%)12231(Top 76%)12231(Top 613%)
40K24.85 mi0.85 mi20673-11812605-3812605-3822449(Top 79%)12956(Top 80%)12956(Top 649%)
25.2M25.20 mi0.35 mi20966-29312718-11312718-11328011(Top 99%)15827(Top 98%)15827(Top 793%)
Finish26.22 mi1.02 mi21036-7012738-2012738-2022641(Top 80%)13096(Top 81%)13096(Top 656%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×21story building
+97ft-345ft

Overall

18673

Males

11918

M50-54

11918

5K→10K

3.1 - 6.2 mi

Top 72%
×5story building
+79ft-138ft

Overall

20323

Males

12616

M50-54

12616

10K→15K

6.2 - 9.3 mi

Top 66%
×3story building
+67ft-78ft

Overall

18673

Males

11918

M50-54

11918

15K→20K

9.3 - 12.4 mi

Top 69%
×5story building
+106ft-86ft

Overall

19460

Males

12227

M50-54

12227

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

21443

Males

13099

M50-54

13099

Half→25K

13.1 - 15.5 mi

Top 75%
×4story building
+66ft-88ft

Overall

21287

Males

12975

M50-54

12975

25K→30K

15.5 - 18.6 mi

Top 74%
×9story building
+181ft-148ft

Overall

21057

Males

12742

M50-54

12742

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

21003

Males

12590

M50-54

12590

20M→21M

20.0 - 21.0 mi

Top 73%
×8story building
+106ft-24ft

Overall

20637

Males

12321

M50-54

12321

21M→35K

21.0 - 21.8 mi

Top 77%
×7story building
+17ft-86ft

Overall

21944

Males

12870

M50-54

12870

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

22023

Males

12886

M50-54

12886

23M→24M

23.0 - 24.0 mi

Top 73%
×6story building
+12ft-82ft

Overall

20771

Males

12231

M50-54

12231

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

22449

Males

12956

M50-54

12956

40K→25.2M

24.9 - 25.2 mi

Top 99%
×1story
+13ft-16ft

Overall

28011

Males

15827

M50-54

15827

25.2M→Finish

25.2 - 26.2 mi

Top 80%
×2story building
+22ft-21ft

Overall

22641

Males

13096

M50-54

13096

Passing Analysis

Category:
Athletes Passed
1230
Passed By
3178
Net Change
-1948
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19088
5K10K84701-617#19088#19705
10K15K40658+348#19705#19357
15K20K204208-4#19357#19361
20KHalf6139-133#19361#19494
Half25K70411-341#19494#19835
25K30K136451-315#19835#20150
30K20M76156-80#20150#20230
20M21M75130-55#20230#20285
21M35K37105-68#20285#20353
35K23M48209-161#20353#20514
23M24M4586-41#20514#20555
24M40K21139-118#20555#20673
40K25.2M2295-293#20673#20966
25.2MFinish2090-70#20966#21036
TOTALS12303178-1948
📊

Passing Visuals

Category:
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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