Dave Redfern

Bib: 14033M

BC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 38%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 42%
Division (M50-54)
#0 / 2052
Top 42%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:42
Rank: #10789
Start5K
7:38/mi
23:42 split
10K· 6.21 mi
47:02
Rank: #10633 (+156)
5K10K
7:31/mi
23:20 split
15K· 9.32 mi
1:10:11
Rank: #10323 (+310)
10K15K
7:27/mi
23:09 split
20K· 12.43 mi
1:33:30
Rank: #10036 (+287)
15K20K
7:30/mi
23:19 split
Half· 13.11 mi
1:38:29
Rank: #9960 (+76)
20KHalf
7:18/mi
4:59 split
25K· 15.53 mi
1:56:38
Rank: #9720 (+240)
Half25K
7:29/mi
18:09 split
30K· 18.64 mi
2:20:36
Rank: #9515 (+205)
25K30K
7:43/mi
23:58 split
20M
2:31:10
Rank: #9432 (+83)
30K20M
7:47/mi
10:34 split
21M
2:39:28
Rank: #9371 (+61)
20M21M
8:18/mi
8:18 split
35K· 21.75 mi
2:45:08
Rank: #9338 (+33)
21M35K
7:34/mi
5:40 split
23M
2:55:14
Rank: #9363 (-25)
35K23M
8:04/mi
10:06 split
24M
3:03:26
Rank: #9508 (-145)
23M24M
8:12/mi
8:12 split
40K· 24.85 mi
3:10:57
Rank: #9688 (-180)
24M40K
8:47/mi
7:31 split
25.2M
3:14:18
Rank: #9809 (-121)
40K25.2M
9:43/mi
3:21 split
Finish· 26.22 mi
3:23:24
Rank: #10165 (-356)
25.2MFinish
8:56/mi
9:06 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:29
Pace7:31 /mi
2nd Half
Distance13.11 mi
Time1:44:55
Pace8:00 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:5223:427:3823:42
7:38
-
10K
6.21 mi11:16:1247:027:3423:20
7:31
-0:07
15K
9.32 mi11:39:211:10:117:3223:09
7:27
-0:04
20K
12.43 mi12:02:401:33:307:3123:19
7:30
+0:03
Half
13.11 mi12:07:391:38:297:314:59
7:18
-0:12
25K
15.53 mi12:25:481:56:387:3018:09
7:29
+0:11
30K
18.64 mi12:49:462:20:367:3323:58
7:43
+0:14
20M
20.00 mi13:00:202:31:107:3310:34
7:47
+0:04
21M
21.00 mi13:08:382:39:287:368:18
8:18
+0:31
35K
21.75 mi13:14:182:45:087:365:40
7:34
-0:44
23M
23.00 mi13:24:242:55:147:3710:06
8:04
+0:30
24M
24.00 mi13:32:363:03:267:398:12
8:12
+0:08
40K
24.85 mi13:40:073:10:577:417:31
8:47
+0:35
25.2M
25.20 mi13:43:283:14:187:433:21
9:43
+0:56
Finish
26.22 mi13:52:343:23:247:469:06
8:56
-0:47

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

7:18 /mi

Average Pace

7:46 /mi

Slowest Pace

9:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:59

2% of race

Time at Steady Pace

2:31:51

75% of race

Time at Slower Pace

46:34

23% of race

Average Pace: 7:45 /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 mi10:52:5223:427:3823:42
7:38
#10789
10K
6.21 mi11:16:1247:027:3423:20
7:31
#10633
15K
9.32 mi11:39:211:10:117:3223:09
7:27
#10323
20K
12.43 mi12:02:401:33:307:3123:19
7:30
#10036
Half
13.11 mi12:07:391:38:297:314:59
7:18
#9960
25K
15.53 mi12:25:481:56:387:3018:09
7:29
#9720
30K
18.64 mi12:49:462:20:367:3323:58
7:43
#9515
20M
20.00 mi13:00:202:31:107:3310:34
7:47
#9432
21M
21.00 mi13:08:382:39:287:368:18
8:18
#9371
35K
21.75 mi13:14:182:45:087:365:40
7:34
#9338
23M
23.00 mi13:24:242:55:147:3710:06
8:04
#9363
24M
24.00 mi13:32:363:03:267:398:12
8:12
#9508
40K
24.85 mi13:40:073:10:577:417:31
8:47
#9688
25.2M
25.20 mi13:43:283:14:187:433:21
9:43
#9809
Finish
26.22 mi13:52:343:23:247:469:06
8:56
#10165
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi10789856185619773(Top 37%)8021(Top 53%)8021(Top 391%)
10K6.21 mi3.10 mi10633+1568482+798482+7910520(Top 40%)8438(Top 56%)8438(Top 411%)
15K9.32 mi3.11 mi10323+3108341+1418341+1419773(Top 37%)8021(Top 53%)8021(Top 391%)
20K12.43 mi3.11 mi10036+2878180+1618180+1619344(Top 35%)7714(Top 51%)7714(Top 376%)
Half13.11 mi0.68 mi9960+768125+558125+558642(Top 32%)7306(Top 48%)7306(Top 356%)
25K15.53 mi2.42 mi9720+2407974+1517974+1518677(Top 33%)7255(Top 48%)7255(Top 354%)
30K18.64 mi3.11 mi9515+2057812+1627812+1628745(Top 33%)7127(Top 47%)7127(Top 347%)
20M20.00 mi1.36 mi9432+837740+727740+728681(Top 33%)7014(Top 46%)7014(Top 342%)
21M21.00 mi1.00 mi9371+617680+607680+609227(Top 35%)7199(Top 47%)7199(Top 351%)
35K21.75 mi0.75 mi9338+337639+417639+419078(Top 34%)7121(Top 47%)7121(Top 347%)
23M23.00 mi1.25 mi9363-257635+47635+410220(Top 38%)7601(Top 50%)7601(Top 370%)
24M24.00 mi1.00 mi9508-1457698-637698-6312560(Top 47%)8650(Top 57%)8650(Top 422%)
40K24.85 mi0.85 mi9688-1807771-737771-7315004(Top 56%)9677(Top 64%)9677(Top 472%)
25.2M25.20 mi0.35 mi9809-1217811-407811-4016092(Top 60%)10136(Top 67%)10136(Top 494%)
Finish26.22 mi1.02 mi10165-3567974-1637974-16317586(Top 66%)10857(Top 72%)10857(Top 529%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21stories
+97ft-345ft

Overall

9773

Males

8021

M50-54

8021

5K→10K

3.1 - 6.2 mi

Top 40%
×5stories
+79ft-138ft

Overall

10520

Males

8438

M50-54

8438

10K→15K

6.2 - 9.3 mi

Top 37%
×3stories
+67ft-78ft

Overall

9773

Males

8021

M50-54

8021

15K→20K

9.3 - 12.4 mi

Top 35%
×5stories
+106ft-86ft

Overall

9344

Males

7714

M50-54

7714

20K→Half

12.4 - 13.1 mi

Top 32%
×2stories
+19ft-37ft

Overall

8642

Males

7306

M50-54

7306

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

8677

Males

7255

M50-54

7255

25K→30K

15.5 - 18.6 mi

Top 33%
×9stories
+181ft-148ft

Overall

8745

Males

7127

M50-54

7127

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

8681

Males

7014

M50-54

7014

20M→21M

20.0 - 21.0 mi

Top 35%
×8stories
+106ft-24ft

Overall

9227

Males

7199

M50-54

7199

21M→35K

21.0 - 21.8 mi

Top 34%
×7stories
+17ft-86ft

Overall

9078

Males

7121

M50-54

7121

35K→23M

21.8 - 23.0 mi

Top 38%
×5stories
+23ft-63ft

Overall

10220

Males

7601

M50-54

7601

23M→24M

23.0 - 24.0 mi

Top 47%
×6stories
+12ft-82ft

Overall

12560

Males

8650

M50-54

8650

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

15004

Males

9677

M50-54

9677

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

16092

Males

10136

M50-54

10136

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2stories
+22ft-21ft

Overall

17586

Males

10857

M50-54

10857

Passing Analysis

Category:
Athletes Passed
2146*
Passed By
1521
Net Change
+624
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10789
5K10K369213+156#10789#10633
10K15K38878+310#10633#10323
15K20K338*51+287#10323#10036
20KHalf78*2+76#10036#9960
Half25K253*13+240#9960#9720
25K30K274*69+205#9720#9515
30K20M12239+83#9515#9432
20M21M11150+61#9432#9371
21M35K6633+33#9371#9338
35K23M7196-25#9338#9363
23M24M32177-145#9363#9508
24M40K22*202-180#9508#9688
40K25.2M12133-121#9688#9809
25.2MFinish10365-356#9809#10165
TOTALS2146*1521+624

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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