Justin Mccarthy

Bib: 9123M

DC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 27%
Gender (Male)
#0 / 15176
Top 41%
Masters (Masters Men)
#0 / 9891
Top 27%
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
23:25
Rank: #9935
Start5K
7:32/mi
23:25 split
10K· 6.21 mi
45:27
Rank: #8534 (+1401)
5K10K
7:06/mi
22:02 split
15K· 9.32 mi
1:08:36
Rank: #8911 (-377)
10K15K
7:27/mi
23:09 split
20K· 12.43 mi
1:30:40
Rank: #8210 (+701)
15K20K
7:06/mi
22:04 split
Half· 13.11 mi
1:35:28
Rank: #8131 (+79)
20KHalf
7:02/mi
4:48 split
25K· 15.53 mi
1:52:57
Rank: #7866 (+265)
Half25K
7:13/mi
17:29 split
30K· 18.64 mi
2:15:28
Rank: #7399 (+467)
25K30K
7:15/mi
22:31 split
20M
2:25:29
Rank: #7272 (+127)
30K20M
7:22/mi
10:01 split
21M
2:33:17
Rank: #7175 (+97)
20M21M
7:48/mi
7:48 split
35K· 21.75 mi
2:38:47
Rank: #7177 (-2)
21M35K
7:21/mi
5:30 split
23M
2:48:28
Rank: #7186 (-9)
35K23M
7:44/mi
9:41 split
24M
2:56:01
Rank: #7189 (-3)
23M24M
7:33/mi
7:33 split
40K· 24.85 mi
3:02:39
Rank: #7190 (-1)
24M40K
7:45/mi
6:38 split
25.2M
3:05:28
Rank: #7171 (+19)
40K25.2M
8:10/mi
2:49 split
Finish· 26.22 mi
3:13:04
Rank: #7173 (-2)
25.2MFinish
7:27/mi
7:36 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:28
Pace7:17 /mi
2nd Half
Distance13.11 mi
Time1:37:36
Pace7:27 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:5723:257:3223:25
7:32
-
10K
6.21 mi11:10:5945:277:1922:02
7:06
-0:26
15K
9.32 mi11:34:081:08:367:2223:09
7:27
+0:21
20K
12.43 mi11:56:121:30:407:1822:04
7:06
-0:21
Half
13.11 mi12:01:001:35:287:174:48
7:02
-0:04
25K
15.53 mi12:18:291:52:577:1617:29
7:13
+0:11
30K
18.64 mi12:41:002:15:287:1622:31
7:15
+0:02
20M
20.00 mi12:51:012:25:297:1610:01
7:22
+0:07
21M
21.00 mi12:58:492:33:177:187:48
7:48
+0:26
35K
21.75 mi13:04:192:38:477:185:30
7:21
-0:27
23M
23.00 mi13:14:002:48:287:199:41
7:44
+0:23
24M
24.00 mi13:21:332:56:017:207:33
7:33
-0:11
40K
24.85 mi13:28:113:02:397:216:38
7:45
+0:12
25.2M
25.20 mi13:31:003:05:287:222:49
8:10
+0:25
Finish
26.22 mi13:38:363:13:047:227:36
7:27
-0:43

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

7:02 /mi

Average Pace

7:22 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:49

91% of race

Time at Steady Pace

17:15

9% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:22 /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 mi10:48:5723:257:3223:25
7:32
#9935
10K
6.21 mi11:10:5945:277:1922:02
7:06
#8534
15K
9.32 mi11:34:081:08:367:2223:09
7:27
#8911
20K
12.43 mi11:56:121:30:407:1822:04
7:06
#8210
Half
13.11 mi12:01:001:35:287:174:48
7:02
#8131
25K
15.53 mi12:18:291:52:577:1617:29
7:13
#7866
30K
18.64 mi12:41:002:15:287:1622:31
7:15
#7399
20M
20.00 mi12:51:012:25:297:1610:01
7:22
#7272
21M
21.00 mi12:58:492:33:177:187:48
7:48
#7175
35K
21.75 mi13:04:192:38:477:185:30
7:21
#7177
23M
23.00 mi13:14:002:48:287:199:41
7:44
#7186
24M
24.00 mi13:21:332:56:017:207:33
7:33
#7189
40K
24.85 mi13:28:113:02:397:216:38
7:45
#7190
25.2M
25.20 mi13:31:003:05:287:222:49
8:10
#7171
Finish
26.22 mi13:38:363:13:047:227:36
7:27
#7173
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi9935808780879759(Top 37%)8007(Top 53%)8007(Top 357%)
10K6.21 mi3.10 mi8534+14017291+7967291+7967392(Top 28%)6525(Top 43%)6525(Top 291%)
15K9.32 mi3.11 mi8911-3777505-2147505-2149759(Top 37%)8007(Top 53%)8007(Top 357%)
20K12.43 mi3.11 mi8210+7017078+4277078+4276568(Top 25%)5890(Top 39%)5890(Top 263%)
Half13.11 mi0.68 mi8131+797024+547024+546746(Top 25%)6053(Top 40%)6053(Top 270%)
25K15.53 mi2.42 mi7866+2656824+2006824+2006731(Top 25%)5956(Top 39%)5956(Top 266%)
30K18.64 mi3.11 mi7399+4676496+3286496+3285762(Top 22%)5194(Top 34%)5194(Top 232%)
20M20.00 mi1.36 mi7272+1276395+1016395+1016044(Top 23%)5329(Top 35%)5329(Top 238%)
21M21.00 mi1.00 mi7175+976316+796316+796179(Top 23%)5327(Top 35%)5327(Top 238%)
35K21.75 mi0.75 mi7177-26302+146302+147446(Top 28%)6150(Top 41%)6150(Top 274%)
23M23.00 mi1.25 mi7186-96281+216281+217937(Top 30%)6372(Top 42%)6372(Top 284%)
24M24.00 mi1.00 mi7189-36261+206261+208013(Top 30%)6321(Top 42%)6321(Top 282%)
40K24.85 mi0.85 mi7190-16251+106251+108343(Top 31%)6449(Top 42%)6449(Top 288%)
25.2M25.20 mi0.35 mi7171+196227+246227+247443(Top 28%)5843(Top 39%)5843(Top 261%)
Finish26.22 mi1.02 mi7173-26195+326195+328202(Top 31%)6275(Top 41%)6275(Top 280%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21stories
+97ft-345ft

Overall

9759

Males

8007

M40-44

8007

5K→10K

3.1 - 6.2 mi

Top 28%
×5stories
+79ft-138ft

Overall

7392

Males

6525

M40-44

6525

10K→15K

6.2 - 9.3 mi

Top 37%
×3stories
+67ft-78ft

Overall

9759

Males

8007

M40-44

8007

15K→20K

9.3 - 12.4 mi

Top 25%
×5stories
+106ft-86ft

Overall

6568

Males

5890

M40-44

5890

20K→Half

12.4 - 13.1 mi

Top 25%
×2stories
+19ft-37ft

Overall

6746

Males

6053

M40-44

6053

Half→25K

13.1 - 15.5 mi

Top 25%
×4stories
+66ft-88ft

Overall

6731

Males

5956

M40-44

5956

25K→30K

15.5 - 18.6 mi

Top 22%
×9stories
+181ft-148ft

Overall

5762

Males

5194

M40-44

5194

30K→20M

18.6 - 20.0 mi

Top 23%
×5stories
+64ft-50ft

Overall

6044

Males

5329

M40-44

5329

20M→21M

20.0 - 21.0 mi

Top 23%
×8stories
+106ft-24ft

Overall

6179

Males

5327

M40-44

5327

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

7446

Males

6150

M40-44

6150

35K→23M

21.8 - 23.0 mi

Top 30%
×5stories
+23ft-63ft

Overall

7937

Males

6372

M40-44

6372

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

8013

Males

6321

M40-44

6321

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8343

Males

6449

M40-44

6449

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7443

Males

5843

M40-44

5843

25.2M→Finish

25.2 - 26.2 mi

Top 31%
×2stories
+22ft-21ft

Overall

8202

Males

6275

M40-44

6275

Passing Analysis

Category:
Athletes Passed
3560
Passed By
798
Net Change
+2762
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9935
5K10K141615+1401#9935#8534
10K15K47424-377#8534#8911
15K20K7021+701#8911#8210
20KHalf812+79#8210#8131
Half25K2727+265#8131#7866
25K30K4725+467#7866#7399
30K20M1347+127#7399#7272
20M21M11417+97#7272#7175
21M35K3234-2#7175#7177
35K23M7887-9#7177#7186
23M24M5861-3#7186#7189
24M40K5051-1#7189#7190
40K25.2M3516+19#7190#7171
25.2MFinish6971-2#7171#7173
TOTALS3560798+2762
📊

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