David Lofton

Bib: 5455M

TN

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 (M50-54)
#0 / 1996
Top 36%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:51
Rank: #5552
Start5K
20:51 | 6:43/mi
10K· 6.21 mi
42:23
Rank: #6504 (-952)
5K10K
21:32 | 6:56/mi
15K· 9.32 mi
1:04:39
Rank: #7351 (-847)
10K15K
22:16 | 7:10/mi
20K· 12.43 mi
1:27:29
Rank: #7755 (-404)
15K20K
22:50 | 7:21/mi
Half· 13.11 mi
1:32:29
Rank: #7857 (-102)
20KHalf
5:00 | 7:20/mi
25K· 15.53 mi
1:50:57
Rank: #8233 (-376)
Half25K
18:28 | 7:37/mi
30K· 18.64 mi
2:16:04
Rank: #8826 (-593)
25K30K
25:07 | 8:05/mi
20M
2:27:18
Rank: #9102 (-276)
30K20M
11:14 | 8:16/mi
21M
2:36:19
Rank: #9350 (-248)
20M21M
9:01 | 9:01/mi
35K· 21.75 mi
2:42:03
Rank: #9348 (+2)
21M35K
5:44 | 7:40/mi
23M
2:52:10
Rank: #9370 (-22)
35K23M
10:07 | 8:05/mi
24M
2:59:56
Rank: #9346 (+24)
23M24M
7:46 | 7:46/mi
40K· 24.85 mi
3:06:52
Rank: #9402 (-56)
24M40K
6:56 | 8:07/mi
25.2M
3:10:06
Rank: #9478 (-76)
40K25.2M
3:14 | 9:23/mi
Finish· 26.22 mi
3:18:17
Rank: #9607 (-129)
25.2MFinish
8:11 | 8:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:29
Pace7:03 /mi
2nd Half
Distance13.11 mi
Time1:45:48
Pace8:04 /mi
📊Positive Split: 14.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5720:516:4320:51
6:43
-
10K
6.21 mi10:45:2942:236:4921:32
6:56
+0:13
15K
9.32 mi11:07:451:04:396:5622:16
7:10
+0:14
20K
12.43 mi11:30:351:27:297:0222:50
7:21
+0:11
Half
13.11 mi11:35:351:32:297:035:00
7:20
-0:01
25K
15.53 mi11:54:031:50:577:0918:28
7:37
+0:17
30K
18.64 mi12:19:102:16:047:1825:07
8:05
+0:28
20M
20.00 mi12:30:242:27:187:2211:14
8:16
+0:11
21M
21.00 mi12:39:252:36:197:279:01
9:01
+0:45
35K
21.75 mi12:45:092:42:037:275:44
7:40
-1:21
23M
23.00 mi12:55:162:52:107:2910:07
8:05
+0:25
24M
24.00 mi13:03:022:59:567:307:46
7:46
-0:19
40K
24.85 mi13:09:583:06:527:316:56
8:07
+0:21
25.2M
25.20 mi13:13:123:10:067:333:14
9:23
+1:16
Finish
26.22 mi13:21:233:18:177:348:11
8:02
-1:21

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

7:34 /mi

Slowest Pace

9:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:32:29

47% of race

Time at Steady Pace

1:15:23

38% of race

Time at Slower Pace

30:25

15% 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 mi10:23:5720:516:4320:51
6:43
#5552
10K
6.21 mi10:45:2942:236:4921:32
6:56
#6504
15K
9.32 mi11:07:451:04:396:5622:16
7:10
#7351
20K
12.43 mi11:30:351:27:297:0222:50
7:21
#7755
Half
13.11 mi11:35:351:32:297:035:00
7:20
#7857
25K
15.53 mi11:54:031:50:577:0918:28
7:37
#8233
30K
18.64 mi12:19:102:16:047:1825:07
8:05
#8826
20M
20.00 mi12:30:242:27:187:2211:14
8:16
#9102
21M
21.00 mi12:39:252:36:197:279:01
9:01
#9350
35K
21.75 mi12:45:092:42:037:275:44
7:40
#9348
23M
23.00 mi12:55:162:52:107:2910:07
8:05
#9370
24M
24.00 mi13:03:022:59:567:307:46
7:46
#9346
40K
24.85 mi13:09:583:06:527:316:56
8:07
#9402
25.2M
25.20 mi13:13:123:10:067:333:14
9:23
#9478
Finish
26.22 mi13:21:233:18:177:348:11
8:02
#9607
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi5552514251428832(Top 31%)7457(Top 46%)7457(Top 374%)
10K6.21 mi3.10 mi6504-9525919-7775919-7777479(Top 26%)6626(Top 41%)6626(Top 332%)
15K9.32 mi3.11 mi7351-8476541-6226541-6228832(Top 31%)7457(Top 46%)7457(Top 374%)
20K12.43 mi3.11 mi7755-4046804-2636804-2639445(Top 33%)7709(Top 48%)7709(Top 386%)
Half13.11 mi0.68 mi7857-1026860-566860-5610194(Top 36%)8110(Top 50%)8110(Top 406%)
25K15.53 mi2.42 mi8233-3767071-2117071-21110892(Top 38%)8331(Top 52%)8331(Top 417%)
30K18.64 mi3.11 mi8826-5937370-2997370-29911968(Top 42%)8655(Top 54%)8655(Top 434%)
20M20.00 mi1.36 mi9102-2767498-1287498-12812230(Top 43%)8627(Top 54%)8627(Top 432%)
21M21.00 mi1.00 mi9350-2487593-957593-9513572(Top 48%)9128(Top 57%)9128(Top 457%)
35K21.75 mi0.75 mi9348+27570+237570+239764(Top 34%)7242(Top 45%)7242(Top 363%)
23M23.00 mi1.25 mi9370-227544+267544+2610587(Top 37%)7523(Top 47%)7523(Top 377%)
24M24.00 mi1.00 mi9346+247499+457499+459543(Top 34%)6935(Top 43%)6935(Top 347%)
40K24.85 mi0.85 mi9402-567490+97490+910896(Top 38%)7506(Top 47%)7506(Top 376%)
25.2M25.20 mi0.35 mi9478-767513-237513-2313791(Top 49%)8825(Top 55%)8825(Top 442%)
Finish26.22 mi1.02 mi9607-1297534-217534-2113042(Top 46%)8543(Top 53%)8543(Top 428%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21stories
+97ft-345ft

Overall

8832

Males

7457

M50-54

7457

5K→10K

3.1 - 6.2 mi

Top 26%
×5stories
+79ft-138ft

Overall

7479

Males

6626

M50-54

6626

10K→15K

6.2 - 9.3 mi

Top 31%
×3stories
+67ft-78ft

Overall

8832

Males

7457

M50-54

7457

15K→20K

9.3 - 12.4 mi

Top 33%
×5stories
+106ft-86ft

Overall

9445

Males

7709

M50-54

7709

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

10194

Males

8110

M50-54

8110

Half→25K

13.1 - 15.5 mi

Top 38%
×4stories
+66ft-88ft

Overall

10892

Males

8331

M50-54

8331

25K→30K

15.5 - 18.6 mi

Top 42%
×9stories
+181ft-148ft

Overall

11968

Males

8655

M50-54

8655

30K→20M

18.6 - 20.0 mi

Top 43%
×5stories
+64ft-50ft

Overall

12230

Males

8627

M50-54

8627

20M→21M

20.0 - 21.0 mi

Top 48%
×8stories
+106ft-24ft

Overall

13572

Males

9128

M50-54

9128

21M→35K

21.0 - 21.8 mi

Top 34%
×7stories
+17ft-86ft

Overall

9764

Males

7242

M50-54

7242

35K→23M

21.8 - 23.0 mi

Top 37%
×5stories
+23ft-63ft

Overall

10587

Males

7523

M50-54

7523

23M→24M

23.0 - 24.0 mi

Top 34%
×6stories
+12ft-82ft

Overall

9543

Males

6935

M50-54

6935

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10896

Males

7506

M50-54

7506

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

13791

Males

8825

M50-54

8825

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2stories
+22ft-21ft

Overall

13042

Males

8543

M50-54

8543

Passing Analysis

Category:
Athletes Passed
680
Passed By
4735
Net Change
-4055
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5552
5K10K23975-952#5552#6504
10K15K24871-847#6504#7351
15K20K49453-404#7351#7755
20KHalf4106-102#7755#7857
Half25K50426-376#7857#8233
25K30K80673-593#8233#8826
30K20M46322-276#8826#9102
20M21M35283-248#9102#9350
21M35K6058+2#9350#9348
35K23M103125-22#9348#9370
23M24M8864+24#9370#9346
24M40K56112-56#9346#9402
40K25.2M24100-76#9402#9478
25.2MFinish38167-129#9478#9607
TOTALS6804735-4055
📊

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