David Williamson

Bib: 10981M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 19%
Gender (Male)
#0 / 15176
Top 30%
Masters (Masters Men)
#0 / 9891
Top 16%
Division (M50-54)
#0 / 2052
Top 11%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:36
Rank: #5938
Start5K
21:36 | 6:57/mi
10K· 6.21 mi
42:52
Rank: #5804 (+134)
5K10K
21:16 | 6:51/mi
15K· 9.32 mi
1:04:07
Rank: #5699 (+105)
10K15K
21:15 | 6:50/mi
20K· 12.43 mi
1:25:28
Rank: #5539 (+160)
15K20K
21:21 | 6:52/mi
Half· 13.11 mi
1:30:03
Rank: #5505 (+34)
20KHalf
4:35 | 6:43/mi
25K· 15.53 mi
1:46:55
Rank: #5458 (+47)
Half25K
16:52 | 6:57/mi
30K· 18.64 mi
2:09:10
Rank: #5403 (+55)
25K30K
22:15 | 7:10/mi
20M
2:19:00
Rank: #5350 (+53)
30K20M
9:50 | 7:14/mi
21M
2:26:31
Rank: #5264 (+86)
20M21M
7:31 | 7:31/mi
35K· 21.75 mi
2:31:44
Rank: #5236 (+28)
21M35K
5:13 | 6:58/mi
23M
2:40:43
Rank: #5151 (+85)
35K23M
8:59 | 7:10/mi
24M
2:47:41
Rank: #5072 (+79)
23M24M
6:58 | 6:58/mi
40K· 24.85 mi
2:53:53
Rank: #5038 (+34)
24M40K
6:12 | 7:15/mi
25.2M
2:56:35
Rank: #5018 (+20)
40K25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
3:03:38
Rank: #4981 (+37)
25.2MFinish
7:03 | 6:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:03
Pace6:52 /mi
2nd Half
Distance13.11 mi
Time1:33:35
Pace7:08 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:4121:366:5721:36
6:57
-
10K
6.21 mi11:08:5742:526:5421:16
6:51
-0:06
15K
9.32 mi11:30:121:04:076:5321:15
6:50
-0:01
20K
12.43 mi11:51:331:25:286:5321:21
6:52
+0:02
Half
13.11 mi11:56:081:30:036:524:35
6:43
-0:09
25K
15.53 mi12:13:001:46:556:5316:52
6:57
+0:14
30K
18.64 mi12:35:152:09:106:5622:15
7:10
+0:13
20M
20.00 mi12:45:052:19:006:579:50
7:14
+0:04
21M
21.00 mi12:52:362:26:316:597:31
7:31
+0:17
35K
21.75 mi12:57:492:31:446:595:13
6:58
-0:33
23M
23.00 mi13:06:482:40:436:598:59
7:10
+0:12
24M
24.00 mi13:13:462:47:416:596:58
6:58
-0:12
40K
24.85 mi13:19:582:53:537:006:12
7:15
+0:17
25.2M
25.20 mi13:22:402:56:357:002:42
7:50
+0:35
Finish
26.22 mi13:29:433:03:387:017:03
6:55
-0:55

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

7:01 /mi

Slowest Pace

7:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:25

94% of race

Time at Steady Pace

10:13

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:00 /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 mi10:47:4121:366:5721:36
6:57
#5938
10K
6.21 mi11:08:5742:526:5421:16
6:51
#5804
15K
9.32 mi11:30:121:04:076:5321:15
6:50
#5699
20K
12.43 mi11:51:331:25:286:5321:21
6:52
#5539
Half
13.11 mi11:56:081:30:036:524:35
6:43
#5505
25K
15.53 mi12:13:001:46:556:5316:52
6:57
#5458
30K
18.64 mi12:35:152:09:106:5622:15
7:10
#5403
20M
20.00 mi12:45:052:19:006:579:50
7:14
#5350
21M
21.00 mi12:52:362:26:316:597:31
7:31
#5264
35K
21.75 mi12:57:492:31:446:595:13
6:58
#5236
23M
23.00 mi13:06:482:40:436:598:59
7:10
#5151
24M
24.00 mi13:13:462:47:416:596:58
6:58
#5072
40K
24.85 mi13:19:582:53:537:006:12
7:15
#5038
25.2M
25.20 mi13:22:402:56:357:002:42
7:50
#5018
Finish
26.22 mi13:29:433:03:387:017:03
6:55
#4981
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi5938543854385474(Top 21%)5043(Top 33%)5043(Top 246%)
10K6.21 mi3.10 mi5804+1345326+1125326+1125694(Top 21%)5215(Top 34%)5215(Top 254%)
15K9.32 mi3.11 mi5699+1055235+915235+915474(Top 21%)5043(Top 33%)5043(Top 246%)
20K12.43 mi3.11 mi5539+1605108+1275108+1275125(Top 19%)4740(Top 31%)4740(Top 231%)
Half13.11 mi0.68 mi5505+345081+275081+274557(Top 17%)4249(Top 28%)4249(Top 207%)
25K15.53 mi2.42 mi5458+475039+425039+425321(Top 20%)4903(Top 32%)4903(Top 239%)
30K18.64 mi3.11 mi5403+554986+534986+535268(Top 20%)4811(Top 32%)4811(Top 234%)
20M20.00 mi1.36 mi5350+534933+534933+535284(Top 20%)4759(Top 31%)4759(Top 232%)
21M21.00 mi1.00 mi5264+864853+804853+804661(Top 18%)4227(Top 28%)4227(Top 206%)
35K21.75 mi0.75 mi5236+284818+354818+355163(Top 19%)4614(Top 30%)4614(Top 225%)
23M23.00 mi1.25 mi5151+854735+834735+834667(Top 18%)4210(Top 28%)4210(Top 205%)
24M24.00 mi1.00 mi5072+794663+724663+724506(Top 17%)4067(Top 27%)4067(Top 198%)
40K24.85 mi0.85 mi5038+344636+274636+275137(Top 19%)4433(Top 29%)4433(Top 216%)
25.2M25.20 mi0.35 mi5018+204616+204616+205488(Top 21%)4587(Top 30%)4587(Top 224%)
Finish26.22 mi1.02 mi4981+374578+384578+384735(Top 18%)4090(Top 27%)4090(Top 199%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

5474

Males

5043

M50-54

5043

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

5694

Males

5215

M50-54

5215

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

5474

Males

5043

M50-54

5043

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

5125

Males

4740

M50-54

4740

20K→Half

12.4 - 13.1 mi

Top 17%
×2stories
+19ft-37ft

Overall

4557

Males

4249

M50-54

4249

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5321

Males

4903

M50-54

4903

25K→30K

15.5 - 18.6 mi

Top 20%
×9stories
+181ft-148ft

Overall

5268

Males

4811

M50-54

4811

30K→20M

18.6 - 20.0 mi

Top 20%
×5stories
+64ft-50ft

Overall

5284

Males

4759

M50-54

4759

20M→21M

20.0 - 21.0 mi

Top 18%
×8stories
+106ft-24ft

Overall

4661

Males

4227

M50-54

4227

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

5163

Males

4614

M50-54

4614

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4667

Males

4210

M50-54

4210

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4506

Males

4067

M50-54

4067

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

5137

Males

4433

M50-54

4433

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

5488

Males

4587

M50-54

4587

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

4735

Males

4090

M50-54

4090

Passing Analysis

Category:
Athletes Passed
1533
Passed By
576
Net Change
+957
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5938
5K10K270136+134#5938#5804
10K15K16964+105#5804#5699
15K20K19939+160#5699#5539
20KHalf406+34#5539#5505
Half25K10659+47#5505#5458
25K30K156101+55#5458#5403
30K20M8633+53#5403#5350
20M21M10620+86#5350#5264
21M35K5224+28#5264#5236
35K23M10823+85#5236#5151
23M24M9314+79#5151#5072
24M40K5925+34#5072#5038
40K25.2M277+20#5038#5018
25.2MFinish6225+37#5018#4981
TOTALS1533576+957
📊

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