John Larosa

Bib: 2633M

CT

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 13%
Gender (Male)
#0 / 14578
Top 21%
Masters (Masters Men)
#0 / 9729
Top 11%
Division (M40-44)
#0 / 2009
Top 28%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:20
Rank: #1726
Start5K
19:20 | 6:13/mi
10K· 6.21 mi
38:39
Rank: #1615 (+111)
5K10K
19:19 | 6:13/mi
15K· 9.32 mi
58:03
Rank: #1577 (+38)
10K15K
19:24 | 6:15/mi
20K· 12.43 mi
1:17:56
Rank: #1597 (-20)
15K20K
19:53 | 6:24/mi
Half· 13.11 mi
1:22:20
Rank: #1615 (-18)
20KHalf
4:24 | 6:27/mi
25K· 15.53 mi
1:38:39
Rank: #1764 (-149)
Half25K
16:19 | 6:44/mi
30K· 18.64 mi
2:03:09
Rank: #2542 (-778)
25K30K
24:30 | 7:53/mi
20M
2:13:34
Rank: #2709 (-167)
30K20M
10:25 | 7:40/mi
21M
2:21:34
Rank: #2783 (-74)
20M21M
8:00 | 8:00/mi
35K· 21.75 mi
2:27:52
Rank: #3050 (-267)
21M35K
6:18 | 8:25/mi
23M
2:37:42
Rank: #3177 (-127)
35K23M
9:50 | 7:51/mi
24M
2:45:30
Rank: #3259 (-82)
23M24M
7:48 | 7:48/mi
40K· 24.85 mi
2:52:38
Rank: #3388 (-129)
24M40K
7:08 | 8:21/mi
25.2M
2:55:52
Rank: #3422 (-34)
40K25.2M
3:14 | 9:23/mi
Finish· 26.22 mi
3:03:18
Rank: #3398 (+24)
25.2MFinish
7:26 | 7:18/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:20
Pace6:17 /mi
2nd Half
Distance13.11 mi
Time1:40:58
Pace7:42 /mi
📊Positive Split: 22.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:2619:206:1319:20
6:13
-
10K
6.21 mi10:39:4538:396:1319:19
6:13
0:00
15K
9.32 mi10:59:0958:036:1419:24
6:15
+0:02
20K
12.43 mi11:19:021:17:566:1619:53
6:24
+0:09
Half
13.11 mi11:23:261:22:206:174:24
6:27
+0:03
25K
15.53 mi11:39:451:38:396:2116:19
6:44
+0:17
30K
18.64 mi12:04:152:03:096:3624:30
7:53
+1:09
20M
20.00 mi12:14:402:13:346:4110:25
7:40
-0:13
21M
21.00 mi12:22:402:21:346:448:00
8:00
+0:20
35K
21.75 mi12:28:582:27:526:486:18
8:25
+0:25
23M
23.00 mi12:38:482:37:426:519:50
7:51
-0:34
24M
24.00 mi12:46:362:45:306:547:48
7:48
-0:03
40K
24.85 mi12:53:442:52:386:577:08
8:21
+0:33
25.2M
25.20 mi12:56:582:55:526:593:14
9:23
+1:02
Finish
26.22 mi13:04:243:03:187:007:26
7:18
-2:05

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

6:13 /mi

Average Pace

7:00 /mi

Slowest Pace

9:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:39

54% of race

Time at Steady Pace

1:07:59

37% of race

Time at Slower Pace

16:40

9% of race

Average Pace: 6:59 /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 mi10:20:2619:206:1319:20
6:13
#1726
10K
6.21 mi10:39:4538:396:1319:19
6:13
#1615
15K
9.32 mi10:59:0958:036:1419:24
6:15
#1577
20K
12.43 mi11:19:021:17:566:1619:53
6:24
#1597
Half
13.11 mi11:23:261:22:206:174:24
6:27
#1615
25K
15.53 mi11:39:451:38:396:2116:19
6:44
#1764
30K
18.64 mi12:04:152:03:096:3624:30
7:53
#2542
20M
20.00 mi12:14:402:13:346:4110:25
7:40
#2709
21M
21.00 mi12:22:402:21:346:448:00
8:00
#2783
35K
21.75 mi12:28:582:27:526:486:18
8:25
#3050
23M
23.00 mi12:38:482:37:426:519:50
7:51
#3177
24M
24.00 mi12:46:362:45:306:547:48
7:48
#3259
40K
24.85 mi12:53:442:52:386:577:08
8:21
#3388
25.2M
25.20 mi12:56:582:55:526:593:14
9:23
#3422
Finish
26.22 mi13:04:243:03:187:007:26
7:18
#3398
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1726166616661530(Top 6%)1478(Top 10%)1478(Top 74%)
10K6.21 mi3.10 mi1615+1111561+1051561+1051569(Top 6%)1522(Top 10%)1522(Top 76%)
15K9.32 mi3.11 mi1577+381527+341527+341530(Top 6%)1478(Top 10%)1478(Top 74%)
20K12.43 mi3.11 mi1597-201548-211548-211734(Top 7%)1672(Top 11%)1672(Top 83%)
Half13.11 mi0.68 mi1615-181566-181566-182372(Top 9%)2275(Top 16%)2275(Top 113%)
25K15.53 mi2.42 mi1764-1491710-1441710-1442816(Top 11%)2661(Top 18%)2661(Top 132%)
30K18.64 mi3.11 mi2542-7782420-7102420-7107192(Top 28%)5731(Top 39%)5731(Top 285%)
20M20.00 mi1.36 mi2709-1672572-1522572-1525017(Top 20%)4256(Top 29%)4256(Top 212%)
21M21.00 mi1.00 mi2783-742634-622634-624145(Top 16%)3538(Top 24%)3538(Top 176%)
35K21.75 mi0.75 mi3050-2672875-2412875-24110208(Top 40%)6825(Top 47%)6825(Top 340%)
23M23.00 mi1.25 mi3177-1272972-972972-975033(Top 20%)3987(Top 27%)3987(Top 198%)
24M24.00 mi1.00 mi3259-823037-653037-655523(Top 22%)4185(Top 29%)4185(Top 208%)
40K24.85 mi0.85 mi3388-1293138-1013138-1017520(Top 29%)5109(Top 35%)5109(Top 254%)
25.2M25.20 mi0.35 mi3422-343158-203158-208136(Top 32%)5365(Top 37%)5365(Top 267%)
Finish26.22 mi1.02 mi3398+243127+313127+314461(Top 17%)3485(Top 24%)3485(Top 173%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1530

Males

1478

M40-44

1478

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1569

Males

1522

M40-44

1522

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1530

Males

1478

M40-44

1478

15K→20K

9.3 - 12.4 mi

Top 7%
×5stories
+106ft-86ft

Overall

1734

Males

1672

M40-44

1672

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2372

Males

2275

M40-44

2275

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

2816

Males

2661

M40-44

2661

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

7192

Males

5731

M40-44

5731

30K→20M

18.6 - 20.0 mi

Top 20%
×5stories
+64ft-50ft

Overall

5017

Males

4256

M40-44

4256

20M→21M

20.0 - 21.0 mi

Top 16%
×8stories
+106ft-24ft

Overall

4145

Males

3538

M40-44

3538

21M→35K

21.0 - 21.8 mi

Top 40%
×7stories
+17ft-86ft

Overall

10208

Males

6825

M40-44

6825

35K→23M

21.8 - 23.0 mi

Top 20%
×5stories
+23ft-63ft

Overall

5033

Males

3987

M40-44

3987

23M→24M

23.0 - 24.0 mi

Top 22%
×6stories
+12ft-82ft

Overall

5523

Males

4185

M40-44

4185

24M→40K

24.0 - 24.9 mi

Top 29%
×1story
+6ft-20ft

Overall

7520

Males

5109

M40-44

5109

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

8136

Males

5365

M40-44

5365

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4461

Males

3485

M40-44

3485

Passing Analysis

Category:
Athletes Passed
613
Passed By
2285
Net Change
-1672
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1726
5K10K14736+111#1726#1615
10K15K7840+38#1615#1577
15K20K6080-20#1577#1597
20KHalf624-18#1597#1615
Half25K32181-149#1615#1764
25K30K18796-778#1764#2542
30K20M31198-167#2542#2709
20M21M45119-74#2709#2783
21M35K17284-267#2783#3050
35K23M47174-127#3050#3177
23M24M32114-82#3177#3259
24M40K22151-129#3259#3388
40K25.2M1751-34#3388#3422
25.2MFinish6137+24#3422#3398
TOTALS6132285-1672
📊

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