Mike Duff

Bib: 12134M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 24%
Gender (Male)
#0 / 15176
Top 37%
Masters (Masters Men)
#0 / 9891
Top 23%
Division (M45-49)
#0 / 2252
Top 30%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:59
Rank: #8794
Start5K
22:59 | 7:24/mi
10K· 6.21 mi
45:23
Rank: #8455 (+339)
5K10K
22:24 | 7:13/mi
15K· 9.32 mi
1:07:56
Rank: #8361 (+94)
10K15K
22:33 | 7:15/mi
20K· 12.43 mi
1:30:23
Rank: #8054 (+307)
15K20K
22:27 | 7:14/mi
Half· 13.11 mi
1:35:21
Rank: #8068 (-14)
20KHalf
4:58 | 7:17/mi
25K· 15.53 mi
1:52:52
Rank: #7826 (+242)
Half25K
17:31 | 7:13/mi
30K· 18.64 mi
2:15:22
Rank: #7366 (+460)
25K30K
22:30 | 7:15/mi
20M
2:25:06
Rank: #7149 (+217)
30K20M
9:44 | 7:10/mi
21M
2:32:32
Rank: #6941 (+208)
20M21M
7:26 | 7:26/mi
35K· 21.75 mi
2:37:55
Rank: #6905 (+36)
21M35K
5:23 | 7:12/mi
23M
2:47:01
Rank: #6760 (+145)
35K23M
9:06 | 7:16/mi
24M
2:54:04
Rank: #6642 (+118)
23M24M
7:03 | 7:03/mi
40K· 24.85 mi
3:00:12
Rank: #6525 (+117)
24M40K
6:08 | 7:10/mi
25.2M
3:02:52
Rank: #6477 (+48)
40K25.2M
2:40 | 7:44/mi
Finish· 26.22 mi
3:09:48
Rank: #6382 (+95)
25.2MFinish
6:56 | 6:48/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:35:21
Pace7:16 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:34:27
Pace7:12 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:2122:597:2422:59
7:24
-
10K
6.21 mi11:12:4545:237:1822:24
7:13
-0:11
15K
9.32 mi11:35:181:07:567:1722:33
7:15
+0:02
20K
12.43 mi11:57:451:30:237:1622:27
7:14
-0:01
Half
13.11 mi12:02:431:35:217:164:58
7:17
+0:03
25K
15.53 mi12:20:141:52:527:1617:31
7:13
-0:04
30K
18.64 mi12:42:442:15:227:1622:30
7:15
+0:02
20M
20.00 mi12:52:282:25:067:159:44
7:10
-0:05
21M
21.00 mi12:59:542:32:327:167:26
7:26
+0:16
35K
21.75 mi13:05:172:37:557:165:23
7:12
-0:14
23M
23.00 mi13:14:232:47:017:169:06
7:16
+0:04
24M
24.00 mi13:21:262:54:047:157:03
7:03
-0:13
40K
24.85 mi13:27:343:00:127:156:08
7:10
+0:07
25.2M
25.20 mi13:30:143:02:527:152:40
7:44
+0:34
Finish
26.22 mi13:37:103:09:487:156:56
6:48
-0:56

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

6:48 /mi

Average Pace

7:15 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:07:08

99% of race

Time at Steady Pace

2:40

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:14 /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 mi10:50:2122:597:2422:59
7:24
#8794
10K
6.21 mi11:12:4545:237:1822:24
7:13
#8455
15K
9.32 mi11:35:181:07:567:1722:33
7:15
#8361
20K
12.43 mi11:57:451:30:237:1622:27
7:14
#8054
Half
13.11 mi12:02:431:35:217:164:58
7:17
#8068
25K
15.53 mi12:20:141:52:527:1617:31
7:13
#7826
30K
18.64 mi12:42:442:15:227:1622:30
7:15
#7366
20M
20.00 mi12:52:282:25:067:159:44
7:10
#7149
21M
21.00 mi12:59:542:32:327:167:26
7:26
#6941
35K
21.75 mi13:05:172:37:557:165:23
7:12
#6905
23M
23.00 mi13:14:232:47:017:169:06
7:16
#6760
24M
24.00 mi13:21:262:54:047:157:03
7:03
#6642
40K
24.85 mi13:27:343:00:127:156:08
7:10
#6525
25.2M
25.20 mi13:30:143:02:527:152:40
7:44
#6477
Finish
26.22 mi13:37:103:09:487:156:56
6:48
#6382
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi8794747274728210(Top 31%)7047(Top 46%)7047(Top 313%)
10K6.21 mi3.10 mi8455+3397243+2297243+2298149(Top 31%)7039(Top 46%)7039(Top 313%)
15K9.32 mi3.11 mi8361+947182+617182+618210(Top 31%)7047(Top 46%)7047(Top 313%)
20K12.43 mi3.11 mi8054+3076970+2126970+2127249(Top 27%)6382(Top 42%)6382(Top 283%)
Half13.11 mi0.68 mi8068-146978-86978-88355(Top 31%)7094(Top 47%)7094(Top 315%)
25K15.53 mi2.42 mi7826+2426803+1756803+1756804(Top 26%)6009(Top 40%)6009(Top 267%)
30K18.64 mi3.11 mi7366+4606476+3276476+3275723(Top 21%)5165(Top 34%)5165(Top 229%)
20M20.00 mi1.36 mi7149+2176314+1626314+1624938(Top 19%)4493(Top 30%)4493(Top 200%)
21M21.00 mi1.00 mi6941+2086149+1656149+1654301(Top 16%)3941(Top 26%)3941(Top 175%)
35K21.75 mi0.75 mi6905+366112+376112+376465(Top 24%)5545(Top 37%)5545(Top 246%)
23M23.00 mi1.25 mi6760+1455985+1275985+1275148(Top 19%)4575(Top 30%)4575(Top 203%)
24M24.00 mi1.00 mi6642+1185885+1005885+1004921(Top 18%)4373(Top 29%)4373(Top 194%)
40K24.85 mi0.85 mi6525+1175788+975788+974748(Top 18%)4175(Top 28%)4175(Top 185%)
25.2M25.20 mi0.35 mi6477+485746+425746+425033(Top 19%)4310(Top 28%)4310(Top 191%)
Finish26.22 mi1.02 mi6382+955673+735673+734100(Top 15%)3621(Top 24%)3621(Top 161%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21stories
+97ft-345ft

Overall

8210

Males

7047

M45-49

7047

5K→10K

3.1 - 6.2 mi

Top 31%
×5stories
+79ft-138ft

Overall

8149

Males

7039

M45-49

7039

10K→15K

6.2 - 9.3 mi

Top 31%
×3stories
+67ft-78ft

Overall

8210

Males

7047

M45-49

7047

15K→20K

9.3 - 12.4 mi

Top 27%
×5stories
+106ft-86ft

Overall

7249

Males

6382

M45-49

6382

20K→Half

12.4 - 13.1 mi

Top 31%
×2stories
+19ft-37ft

Overall

8355

Males

7094

M45-49

7094

Half→25K

13.1 - 15.5 mi

Top 26%
×4stories
+66ft-88ft

Overall

6804

Males

6009

M45-49

6009

25K→30K

15.5 - 18.6 mi

Top 21%
×9stories
+181ft-148ft

Overall

5723

Males

5165

M45-49

5165

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

4938

Males

4493

M45-49

4493

20M→21M

20.0 - 21.0 mi

Top 16%
×8stories
+106ft-24ft

Overall

4301

Males

3941

M45-49

3941

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6465

Males

5545

M45-49

5545

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

5148

Males

4575

M45-49

4575

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

4921

Males

4373

M45-49

4373

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

4748

Males

4175

M45-49

4175

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

5033

Males

4310

M45-49

4310

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4100

Males

3621

M45-49

3621

Passing Analysis

Category:
Athletes Passed
2730
Passed By
318
Net Change
+2412
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8794
5K10K445106+339#8794#8455
10K15K18894+94#8455#8361
15K20K32619+307#8361#8054
20KHalf2034-14#8054#8068
Half25K2508+242#8068#7826
25K30K4644+460#7826#7366
30K20M2181+217#7366#7149
20M21M2102+208#7149#6941
21M35K5418+36#6941#6905
35K23M1516+145#6905#6760
23M24M1235+118#6760#6642
24M40K1225+117#6642#6525
40K25.2M524+48#6525#6477
25.2MFinish10712+95#6477#6382
TOTALS2730318+2412
📊

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