Barrie Duerden

Bib: 19802M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 45%
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Top 47%
Division (M60-64)
#0 / 1173
Top 18%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:03
Rank: #15092
Start5K
25:03 | 8:04/mi
10K· 6.21 mi
50:55
Rank: #15714 (-622)
5K10K
25:52 | 8:20/mi
15K· 9.32 mi
1:16:22
Rank: #15300 (+414)
10K15K
25:27 | 8:11/mi
20K· 12.43 mi
1:41:55
Rank: #14727 (+573)
15K20K
25:33 | 8:13/mi
Half· 13.11 mi
1:47:29
Rank: #14671 (+56)
20KHalf
5:34 | 8:10/mi
25K· 15.53 mi
2:07:16
Rank: #13986 (+685)
Half25K
19:47 | 8:10/mi
30K· 18.64 mi
2:33:18
Rank: #13117 (+869)
25K30K
26:02 | 8:23/mi
20M
2:44:37
Rank: #12699 (+418)
30K20M
11:19 | 8:20/mi
21M
2:53:22
Rank: #12327 (+372)
20M21M
8:45 | 8:45/mi
35K· 21.75 mi
2:59:29
Rank: #12169 (+158)
21M35K
6:07 | 8:11/mi
23M
3:10:03
Rank: #11897 (+272)
35K23M
10:34 | 8:26/mi
24M
3:18:25
Rank: #11696 (+201)
23M24M
8:22 | 8:22/mi
40K· 24.85 mi
3:25:53
Rank: #11547 (+149)
24M40K
7:28 | 8:44/mi
25.2M
3:29:14
Rank: #11485 (+62)
40K25.2M
3:21 | 9:43/mi
Finish· 26.22 mi
3:38:03
Rank: #11504 (-19)
25.2MFinish
8:49 | 8:39/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:29
Pace8:12 /mi
2nd Half
Distance13.11 mi
Time1:50:34
Pace8:26 /mi
📊Positive Split: 2.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:0025:038:0425:03
8:04
-
10K
6.21 mi11:43:5250:558:1225:52
8:20
+0:16
15K
9.32 mi12:09:191:16:228:1225:27
8:11
-0:09
20K
12.43 mi12:34:521:41:558:1225:33
8:13
+0:02
Half
13.11 mi12:40:261:47:298:125:34
8:10
-0:03
25K
15.53 mi13:00:132:07:168:1219:47
8:10
0:00
30K
18.64 mi13:26:152:33:188:1326:02
8:23
+0:13
20M
20.00 mi13:37:342:44:378:1411:19
8:20
-0:03
21M
21.00 mi13:46:192:53:228:158:45
8:45
+0:25
35K
21.75 mi13:52:262:59:298:156:07
8:11
-0:34
23M
23.00 mi14:03:003:10:038:1610:34
8:26
+0:15
24M
24.00 mi14:11:223:18:258:168:22
8:22
-0:04
40K
24.85 mi14:18:503:25:538:177:28
8:44
+0:22
25.2M
25.20 mi14:22:113:29:148:183:21
9:43
+0:59
Finish
26.22 mi14:31:003:38:038:198:49
8:39
-1:04

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

8:04 /mi

Average Pace

8:19 /mi

Slowest Pace

9:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

25:03

11% of race

Time at Steady Pace

2:44:37

75% of race

Time at Slower Pace

28:23

13% of race

Average Pace: 8:19 /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 mi11:18:0025:038:0425:03
8:04
#15092
10K
6.21 mi11:43:5250:558:1225:52
8:20
#15714
15K
9.32 mi12:09:191:16:228:1225:27
8:11
#15300
20K
12.43 mi12:34:521:41:558:1225:33
8:13
#14727
Half
13.11 mi12:40:261:47:298:125:34
8:10
#14671
25K
15.53 mi13:00:132:07:168:1219:47
8:10
#13986
30K
18.64 mi13:26:152:33:188:1326:02
8:23
#13117
20M
20.00 mi13:37:342:44:378:1411:19
8:20
#12699
21M
21.00 mi13:46:192:53:228:158:45
8:45
#12327
35K
21.75 mi13:52:262:59:298:156:07
8:11
#12169
23M
23.00 mi14:03:003:10:038:1610:34
8:26
#11897
24M
24.00 mi14:11:223:18:258:168:22
8:22
#11696
40K
24.85 mi14:18:503:25:538:177:28
8:44
#11547
25.2M
25.20 mi14:22:113:29:148:183:21
9:43
#11485
Finish
26.22 mi14:31:003:38:038:198:49
8:39
#11504
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi15092100531005314665(Top 57%)9864(Top 68%)9864(Top 841%)
10K6.21 mi3.10 mi15714-62210313-26010313-26016264(Top 64%)10535(Top 72%)10535(Top 898%)
15K9.32 mi3.11 mi15300+41410134+17910134+17914665(Top 57%)9864(Top 68%)9864(Top 841%)
20K12.43 mi3.11 mi14727+5739899+2359899+23513271(Top 52%)9249(Top 63%)9249(Top 788%)
Half13.11 mi0.68 mi14671+569864+359864+3513712(Top 54%)9349(Top 64%)9349(Top 797%)
25K15.53 mi2.42 mi13986+6859559+3059559+30511126(Top 44%)8074(Top 55%)8074(Top 688%)
30K18.64 mi3.11 mi13117+8699105+4549105+4549999(Top 39%)7268(Top 50%)7268(Top 620%)
20M20.00 mi1.36 mi12699+4188874+2318874+2318531(Top 33%)6274(Top 43%)6274(Top 535%)
21M21.00 mi1.00 mi12327+3728650+2248650+2247392(Top 29%)5490(Top 38%)5490(Top 468%)
35K21.75 mi0.75 mi12169+1588540+1108540+1108843(Top 35%)6189(Top 42%)6189(Top 528%)
23M23.00 mi1.25 mi11897+2728356+1848356+1848134(Top 32%)5675(Top 39%)5675(Top 484%)
24M24.00 mi1.00 mi11696+2018210+1468210+1468664(Top 34%)5858(Top 40%)5858(Top 499%)
40K24.85 mi0.85 mi11547+1498103+1078103+1079551(Top 37%)6189(Top 42%)6189(Top 528%)
25.2M25.20 mi0.35 mi11485+628055+488055+489656(Top 38%)6176(Top 42%)6176(Top 527%)
Finish26.22 mi1.02 mi11504-198014+418014+4112340(Top 48%)7676(Top 53%)7676(Top 654%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21stories
+97ft-345ft

Overall

14665

Males

9864

M60-64

9864

5K→10K

3.1 - 6.2 mi

Top 64%
×5stories
+79ft-138ft

Overall

16264

Males

10535

M60-64

10535

10K→15K

6.2 - 9.3 mi

Top 57%
×3stories
+67ft-78ft

Overall

14665

Males

9864

M60-64

9864

15K→20K

9.3 - 12.4 mi

Top 52%
×5stories
+106ft-86ft

Overall

13271

Males

9249

M60-64

9249

20K→Half

12.4 - 13.1 mi

Top 54%
×2stories
+19ft-37ft

Overall

13712

Males

9349

M60-64

9349

Half→25K

13.1 - 15.5 mi

Top 44%
×4stories
+66ft-88ft

Overall

11126

Males

8074

M60-64

8074

25K→30K

15.5 - 18.6 mi

Top 39%
×9stories
+181ft-148ft

Overall

9999

Males

7268

M60-64

7268

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

8531

Males

6274

M60-64

6274

20M→21M

20.0 - 21.0 mi

Top 29%
×8stories
+106ft-24ft

Overall

7392

Males

5490

M60-64

5490

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

8843

Males

6189

M60-64

6189

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

8134

Males

5675

M60-64

5675

23M→24M

23.0 - 24.0 mi

Top 34%
×6stories
+12ft-82ft

Overall

8664

Males

5858

M60-64

5858

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9551

Males

6189

M60-64

6189

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

9656

Males

6176

M60-64

6176

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2stories
+22ft-21ft

Overall

12340

Males

7676

M60-64

7676

Passing Analysis

Category:
Athletes Passed
4600
Passed By
1012
Net Change
+3588
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15092
5K10K99721-622#15092#15714
10K15K47157+414#15714#15300
15K20K59219+573#15300#14727
20KHalf6913+56#14727#14671
Half25K6872+685#14671#13986
25K30K8767+869#13986#13117
30K20M4235+418#13117#12699
20M21M3764+372#12699#12327
21M35K17113+158#12327#12169
35K23M28513+272#12169#11897
23M24M2109+201#11897#11696
24M40K17526+149#11696#11547
40K25.2M7513+62#11547#11485
25.2MFinish91110-19#11485#11504
TOTALS46001012+3588
📊

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