Brian Collins

Bib: 25395M

MA

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

Course Elevation
7469 ft
×2stacked redwood trees
890 ft climb · 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:11/mi
25:24
973451.5%
10K· 6.21 mi
8:16/mi
51:05
791380.4%
15K· 9.32 mi
8:38/mi
1:17:55
6778
20K· 12.43 mi
8:56/mi
1:45:40
106860.1%
Half· 13.11 mi
9:07/mi
1:51:53
19370.5%
25K· 15.53 mi
9:42/mi
2:15:24
66880.2%
30K· 18.64 mi
11:07/mi
2:49:56
1811480.2%
20M
12:59/mi
3:07:35
64500.2%
21M
14:08/mi
3:21:43
106241.6%
35K· 21.75 mi
12:43/mi
3:31:14
17861.7%
23M
12:38/mi
3:47:03
23630.6%
24M
12:58/mi
4:00:01
821.3%
40K· 24.85 mi
13:48/mi
4:11:49
200.3%
25.2M
15:16/mi
4:17:05
13160.2%
Finish· 26.22 mi
12:07/mi
4:29:26
2221

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:53
Pace8:32 /mi
2nd Half
Distance13.11 mi
Time2:37:33
Pace12:01 /mi
📊Positive Split: 40.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:41:1525:248:1125:24
8:11
-
10K
6.21 mi12:06:5651:058:1325:41
8:16
+0:05
15K
9.32 mi12:33:461:17:558:2226:50
8:38
+0:22
20K
12.43 mi13:01:311:45:408:3027:45
8:56
+0:18
Half
13.11 mi13:07:441:51:538:326:13
9:07
+0:11
25K
15.53 mi13:31:152:15:248:4323:31
9:42
+0:35
30K
18.64 mi14:05:472:49:569:0734:32
11:07
+1:25
20M
20.00 mi14:23:263:07:359:2317:39
12:59
+1:52
21M
21.00 mi14:37:343:21:439:3614:08
14:08
+1:09
35K
21.75 mi14:47:053:31:149:439:31
12:43
-1:25
23M
23.00 mi15:02:543:47:039:5215:49
12:38
-0:05
24M
24.00 mi15:15:524:00:0110:0012:58
12:58
+0:20
40K
24.85 mi15:27:404:11:4910:0811:48
13:48
+0:50
25.2M
25.20 mi15:32:564:17:0510:125:16
15:16
+1:28
Finish
26.22 mi15:45:174:29:2610:1712:21
12:07
-3:09

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

8:11 /mi

Average Pace

10:17 /mi

Slowest Pace

15:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:15:24

50% of race

Time at Steady Pace

1:42:50

38% of race

Time at Slower Pace

31:12

12% of race

Average Pace: 10:17 /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 mi11:41:1525:248:1125:24
8:11
#15269
10K
6.21 mi12:06:5651:058:1325:41
8:16
#15969
15K
9.32 mi12:33:461:17:558:2226:50
8:38
#16916
20K
12.43 mi13:01:311:45:408:3027:45
8:56
#17582
Half
13.11 mi13:07:441:51:538:326:13
9:07
#17778
25K
15.53 mi13:31:152:15:248:4323:31
9:42
#18669
30K
18.64 mi14:05:472:49:569:0734:32
11:07
#20133
20M
20.00 mi14:23:263:07:359:2317:39
12:59
#20888
21M
21.00 mi14:37:343:21:439:3614:08
14:08
#21361
35K
21.75 mi14:47:053:31:149:439:31
12:43
#21646
23M
23.00 mi15:02:543:47:039:5215:49
12:38
#21950
24M
24.00 mi15:15:524:00:0110:0012:58
12:58
#22181
40K
24.85 mi15:27:404:11:4910:0811:48
13:48
#22429
25.2M
25.20 mi15:32:564:17:0510:125:16
15:16
#22524
Finish
26.22 mi15:45:174:29:2610:1712:21
12:07
#22687
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi15269104421044218657(Top 70%)11746(Top 77%)11746(Top 524%)
10K6.21 mi3.10 mi15969-70010687-24510687-24516694(Top 63%)10990(Top 72%)10990(Top 490%)
15K9.32 mi3.11 mi16916-94711035-34811035-34818657(Top 70%)11746(Top 77%)11746(Top 524%)
20K12.43 mi3.11 mi17582-66611298-26311298-26319373(Top 73%)12047(Top 79%)12047(Top 538%)
Half13.11 mi0.68 mi17778-19611366-6811366-6820862(Top 78%)12681(Top 84%)12681(Top 566%)
25K15.53 mi2.42 mi18669-89111714-34811714-34821453(Top 81%)12901(Top 85%)12901(Top 576%)
30K18.64 mi3.11 mi20133-146412309-59512309-59523265(Top 87%)13638(Top 90%)13638(Top 609%)
20M20.00 mi1.36 mi20888-75512640-33112640-33125153(Top 94%)14457(Top 95%)14457(Top 645%)
21M21.00 mi1.00 mi21361-47312834-19412834-19425141(Top 94%)14434(Top 95%)14434(Top 644%)
35K21.75 mi0.75 mi21646-28512955-12112955-12125355(Top 95%)14489(Top 95%)14489(Top 647%)
23M23.00 mi1.25 mi21950-30413092-13713092-13724719(Top 93%)14199(Top 94%)14199(Top 634%)
24M24.00 mi1.00 mi22181-23113179-8713179-8725440(Top 96%)14516(Top 96%)14516(Top 648%)
40K24.85 mi0.85 mi22429-24813276-9713276-9725560(Top 96%)14580(Top 96%)14580(Top 651%)
25.2M25.20 mi0.35 mi22524-9513312-3613312-3625822(Top 97%)14712(Top 97%)14712(Top 656%)
Finish26.22 mi1.02 mi22687-16313381-6913381-6925334(Top 95%)14474(Top 95%)14474(Top 646%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21story building
+97ft-345ft

Overall

18657

Males

11746

M40-44

11746

5K→10K

3.1 - 6.2 mi

Top 63%
×5story building
+79ft-138ft

Overall

16694

Males

10990

M40-44

10990

10K→15K

6.2 - 9.3 mi

Top 70%
×3story building
+67ft-78ft

Overall

18657

Males

11746

M40-44

11746

15K→20K

9.3 - 12.4 mi

Top 73%
×5story building
+106ft-86ft

Overall

19373

Males

12047

M40-44

12047

20K→Half

12.4 - 13.1 mi

Top 78%
×2story building
+19ft-37ft

Overall

20862

Males

12681

M40-44

12681

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

21453

Males

12901

M40-44

12901

25K→30K

15.5 - 18.6 mi

Top 87%
×9story building
+181ft-148ft

Overall

23265

Males

13638

M40-44

13638

30K→20M

18.6 - 20.0 mi

Top 94%
×5story building
+64ft-50ft

Overall

25153

Males

14457

M40-44

14457

20M→21M

20.0 - 21.0 mi

Top 94%
×8story building
+106ft-24ft

Overall

25141

Males

14434

M40-44

14434

21M→35K

21.0 - 21.8 mi

Top 95%
×7story building
+17ft-86ft

Overall

25355

Males

14489

M40-44

14489

35K→23M

21.8 - 23.0 mi

Top 93%
×5story building
+23ft-63ft

Overall

24719

Males

14199

M40-44

14199

23M→24M

23.0 - 24.0 mi

Top 96%
×6story building
+12ft-82ft

Overall

25440

Males

14516

M40-44

14516

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

25560

Males

14580

M40-44

14580

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1story
+13ft-16ft

Overall

25822

Males

14712

M40-44

14712

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2story building
+22ft-21ft

Overall

25334

Males

14474

M40-44

14474

Passing Analysis

Category:
Athletes Passed
249
Passed By
7667
Net Change
-7418
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15269
5K10K92792-700#15269#15969
10K15K21968-947#15969#16916
15K20K52718-666#16916#17582
20KHalf5201-196#17582#17778
Half25K19910-891#17778#18669
25K30K121476-1464#18669#20133
30K20M8763-755#20133#20888
20M21M4477-473#20888#21361
21M35K3288-285#21361#21646
35K23M10314-304#21646#21950
23M24M9240-231#21950#22181
24M40K4252-248#22181#22429
40K25.2M297-95#22429#22524
25.2MFinish8171-163#22524#22687
TOTALS2497667-7418
📊

Passing Visuals

Category:
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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