Joseph Brennan

Bib: 9846M

NB

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:40
Rank: #18118
Start5K
26:40 | 8:35/mi
10K· 6.21 mi
53:57
Rank: #19002 (-884)
5K10K
27:17 | 8:47/mi
15K· 9.32 mi
1:21:47
Rank: #19463 (-461)
10K15K
27:50 | 8:58/mi
20K· 12.43 mi
1:48:32
Rank: #18974 (+489)
15K20K
26:45 | 8:37/mi
Half· 13.11 mi
1:54:36
Rank: #19034 (-60)
20KHalf
6:04 | 8:54/mi
25K· 15.53 mi
2:17:48
Rank: #19461 (-427)
Half25K
23:12 | 9:34/mi
30K· 18.64 mi
2:45:41
Rank: #19043 (+418)
25K30K
27:53 | 8:58/mi
20M
2:57:07
Rank: #18640 (+403)
30K20M
11:26 | 8:25/mi
21M
3:05:28
Rank: #18165 (+475)
20M21M
8:21 | 8:21/mi
35K· 21.75 mi
3:11:11
Rank: #17887 (+278)
21M35K
5:43 | 7:38/mi
23M
3:20:47
Rank: #17343 (+544)
35K23M
9:36 | 7:40/mi
24M
3:28:24
Rank: #17003 (+340)
23M24M
7:37 | 7:37/mi
40K· 24.85 mi
3:35:08
Rank: #16743 (+260)
24M40K
6:44 | 7:53/mi
25.2M
3:38:16
Rank: #16668 (+75)
40K25.2M
3:08 | 9:05/mi
Finish· 26.22 mi
3:47:09
Rank: #16653 (+15)
25.2MFinish
8:53 | 8:43/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:54:36
Pace8:44 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:52:33
Pace8:35 /mi
📊Negative Split: 1.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:2726:408:3526:40
8:35
-
10K
6.21 mi11:19:4453:578:4127:17
8:47
+0:12
15K
9.32 mi11:47:341:21:478:4627:50
8:58
+0:11
20K
12.43 mi12:14:191:48:328:4426:45
8:37
-0:21
Half
13.11 mi12:20:231:54:368:446:04
8:54
+0:17
25K
15.53 mi12:43:352:17:488:5223:12
9:34
+0:40
30K
18.64 mi13:11:282:45:418:5327:53
8:58
-0:36
20M
20.00 mi13:22:542:57:078:5111:26
8:25
-0:33
21M
21.00 mi13:31:153:05:288:508:21
8:21
-0:04
35K
21.75 mi13:36:583:11:118:475:43
7:38
-0:43
23M
23.00 mi13:46:343:20:478:449:36
7:40
+0:02
24M
24.00 mi13:54:113:28:248:417:37
7:37
-0:03
40K
24.85 mi14:00:553:35:088:396:44
7:53
+0:16
25.2M
25.20 mi14:04:033:38:168:403:08
9:05
+1:12
Finish
26.22 mi14:12:563:47:098:408:53
8:43
-0:22

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

7:37 /mi

Average Pace

8:40 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

29:40

13% of race

Time at Steady Pace

1:55:26

51% of race

Time at Slower Pace

1:22:03

36% of race

Average Pace: 8:40 /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 mi10:52:2726:408:3526:40
8:35
#18118
10K
6.21 mi11:19:4453:578:4127:17
8:47
#19002
15K
9.32 mi11:47:341:21:478:4627:50
8:58
#19463
20K
12.43 mi12:14:191:48:328:4426:45
8:37
#18974
Half
13.11 mi12:20:231:54:368:446:04
8:54
#19034
25K
15.53 mi12:43:352:17:488:5223:12
9:34
#19461
30K
18.64 mi13:11:282:45:418:5327:53
8:58
#19043
20M
20.00 mi13:22:542:57:078:5111:26
8:25
#18640
21M
21.00 mi13:31:153:05:288:508:21
8:21
#18165
35K
21.75 mi13:36:583:11:118:475:43
7:38
#17887
23M
23.00 mi13:46:343:20:478:449:36
7:40
#17343
24M
24.00 mi13:54:113:28:248:417:37
7:37
#17003
40K
24.85 mi14:00:553:35:088:396:44
7:53
#16743
25.2M
25.20 mi14:04:033:38:168:403:08
9:05
#16668
Finish
26.22 mi14:12:563:47:098:408:53
8:43
#16653
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi18118114621146220297(Top 76%)12432(Top 82%)12432(Top 555%)
10K6.21 mi3.10 mi19002-88411830-36811830-36819828(Top 74%)12209(Top 80%)12209(Top 545%)
15K9.32 mi3.11 mi19463-46112013-18312013-18320297(Top 76%)12432(Top 82%)12432(Top 555%)
20K12.43 mi3.11 mi18974+48911849+16411849+16417543(Top 66%)11267(Top 74%)11267(Top 503%)
Half13.11 mi0.68 mi19034-6011870-2111870-2119907(Top 75%)12260(Top 81%)12260(Top 547%)
25K15.53 mi2.42 mi19461-42712043-17312043-17321046(Top 79%)12729(Top 84%)12729(Top 568%)
30K18.64 mi3.11 mi19043+41811862+18111862+18117023(Top 64%)10925(Top 72%)10925(Top 488%)
20M20.00 mi1.36 mi18640+40311664+19811664+19813096(Top 49%)9176(Top 60%)9176(Top 409%)
21M21.00 mi1.00 mi18165+47511446+21811446+2189536(Top 36%)7374(Top 49%)7374(Top 329%)
35K21.75 mi0.75 mi17887+27811334+11211334+1129570(Top 36%)7407(Top 49%)7407(Top 331%)
23M23.00 mi1.25 mi17343+54411100+23411100+2347553(Top 28%)6162(Top 41%)6162(Top 275%)
24M24.00 mi1.00 mi17003+34010935+16510935+1658526(Top 32%)6638(Top 44%)6638(Top 296%)
40K24.85 mi0.85 mi16743+26010817+11810817+1189180(Top 34%)6926(Top 46%)6926(Top 309%)
25.2M25.20 mi0.35 mi16668+7510778+3910778+3912989(Top 49%)8769(Top 58%)8769(Top 391%)
Finish26.22 mi1.02 mi16653+1510760+1810760+1816560(Top 62%)10412(Top 69%)10412(Top 465%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21stories
+97ft-345ft

Overall

20297

Males

12432

M40-44

12432

5K→10K

3.1 - 6.2 mi

Top 74%
×5stories
+79ft-138ft

Overall

19828

Males

12209

M40-44

12209

10K→15K

6.2 - 9.3 mi

Top 76%
×3stories
+67ft-78ft

Overall

20297

Males

12432

M40-44

12432

15K→20K

9.3 - 12.4 mi

Top 66%
×5stories
+106ft-86ft

Overall

17543

Males

11267

M40-44

11267

20K→Half

12.4 - 13.1 mi

Top 75%
×2stories
+19ft-37ft

Overall

19907

Males

12260

M40-44

12260

Half→25K

13.1 - 15.5 mi

Top 79%
×4stories
+66ft-88ft

Overall

21046

Males

12729

M40-44

12729

25K→30K

15.5 - 18.6 mi

Top 64%
×9stories
+181ft-148ft

Overall

17023

Males

10925

M40-44

10925

30K→20M

18.6 - 20.0 mi

Top 49%
×5stories
+64ft-50ft

Overall

13096

Males

9176

M40-44

9176

20M→21M

20.0 - 21.0 mi

Top 36%
×8stories
+106ft-24ft

Overall

9536

Males

7374

M40-44

7374

21M→35K

21.0 - 21.8 mi

Top 36%
×7stories
+17ft-86ft

Overall

9570

Males

7407

M40-44

7407

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

7553

Males

6162

M40-44

6162

23M→24M

23.0 - 24.0 mi

Top 32%
×6stories
+12ft-82ft

Overall

8526

Males

6638

M40-44

6638

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9180

Males

6926

M40-44

6926

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

12989

Males

8769

M40-44

8769

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2stories
+22ft-21ft

Overall

16560

Males

10412

M40-44

10412

Passing Analysis

Category:
Athletes Passed
3572
Passed By
2107
Net Change
+1465
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18118
5K10K81965-884#18118#19002
10K15K53514-461#19002#19463
15K20K50920+489#19463#18974
20KHalf868-60#18974#19034
Half25K37464-427#19034#19461
25K30K44325+418#19461#19043
30K20M4030+403#19043#18640
20M21M4750+475#18640#18165
21M35K2780+278#18165#17887
35K23M5440+544#17887#17343
23M24M3400+340#17343#17003
24M40K2600+260#17003#16743
40K25.2M761+75#16743#16668
25.2MFinish6550+15#16668#16653
TOTALS35722107+1465
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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