Sean Mason

Bib: 30907M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
34:18
Rank: #27602
Start5K
34:18 | 11:02/mi
10K· 6.21 mi
1:13:47
Rank: #28072 (-470)
5K10K
39:29 | 12:43/mi
15K· 9.32 mi
1:54:38
Rank: #28151 (-79)
10K15K
40:51 | 13:09/mi
20K· 12.43 mi
2:37:41
Rank: #28193 (-42)
15K20K
43:03 | 13:51/mi
Half· 13.11 mi
2:46:05
Rank: #28175 (+18)
20KHalf
8:24 | 12:19/mi
25K· 15.53 mi
3:19:33
Rank: #28143 (+32)
Half25K
33:28 | 13:48/mi
30K· 18.64 mi
4:03:35
Rank: #28099 (+44)
25K30K
44:02 | 14:10/mi
20M
4:22:30
Rank: #28075 (+24)
30K20M
18:55 | 13:55/mi
21M
4:37:50
Rank: #28048 (+27)
20M21M
15:20 | 15:20/mi
35K· 21.75 mi
4:47:27
Rank: #28031 (+17)
21M35K
9:37 | 12:51/mi
23M
5:04:42
Rank: #28007 (+24)
35K23M
17:15 | 13:47/mi
24M
5:17:48
Rank: #27990 (+17)
23M24M
13:06 | 13:06/mi
40K· 24.85 mi
5:29:50
Rank: #27973 (+17)
24M40K
12:02 | 14:04/mi
25.2M
5:35:09
Rank: #27972 (+1)
40K25.2M
5:19 | 15:25/mi
Finish· 26.22 mi
5:47:24
Rank: #27938 (+34)
25.2MFinish
12:15 | 12:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:46:05
Pace12:40 /mi
2nd Half
Distance13.11 mi
Time3:01:19
Pace13:50 /mi
📊Positive Split: 9.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:5334:1811:0234:18
11:02
-
10K
6.21 mi12:33:221:13:4711:5239:29
12:43
+1:41
15K
9.32 mi13:14:131:54:3812:1840:51
13:09
+0:26
20K
12.43 mi13:57:162:37:4112:4143:03
13:51
+0:42
Half
13.11 mi14:05:402:46:0512:408:24
12:19
-1:32
25K
15.53 mi14:39:083:19:3312:5133:28
13:48
+1:29
30K
18.64 mi15:23:104:03:3513:0444:02
14:10
+0:22
20M
20.00 mi15:42:054:22:3013:0718:55
13:55
-0:15
21M
21.00 mi15:57:254:37:5013:1415:20
15:20
+1:25
35K
21.75 mi16:07:024:47:2713:139:37
12:51
-2:29
23M
23.00 mi16:24:175:04:4213:1517:15
13:47
+0:56
24M
24.00 mi16:37:235:17:4813:1513:06
13:06
-0:41
40K
24.85 mi16:49:255:29:5013:1612:02
14:04
+0:58
25.2M
25.20 mi16:54:445:35:0913:185:19
15:25
+1:21
Finish
26.22 mi17:06:595:47:2413:1612:15
12:01
-3:24

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

11:02 /mi

Average Pace

13:16 /mi

Slowest Pace

15:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:00

45% of race

Time at Steady Pace

2:48:45

49% of race

Time at Slower Pace

20:39

6% of race

Average Pace: 13:15 /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 mi11:53:5334:1811:0234:18
11:02
#27602
10K
6.21 mi12:33:221:13:4711:5239:29
12:43
#28072
15K
9.32 mi13:14:131:54:3812:1840:51
13:09
#28151
20K
12.43 mi13:57:162:37:4112:4143:03
13:51
#28193
Half
13.11 mi14:05:402:46:0512:408:24
12:19
#28175
25K
15.53 mi14:39:083:19:3312:5133:28
13:48
#28143
30K
18.64 mi15:23:104:03:3513:0444:02
14:10
#28099
20M
20.00 mi15:42:054:22:3013:0718:55
13:55
#28075
21M
21.00 mi15:57:254:37:5013:1415:20
15:20
#28048
35K
21.75 mi16:07:024:47:2713:139:37
12:51
#28031
23M
23.00 mi16:24:175:04:4213:1517:15
13:47
#28007
24M
24.00 mi16:37:235:17:4813:1513:06
13:06
#27990
40K
24.85 mi16:49:255:29:5013:1612:02
14:04
#27973
25.2M
25.20 mi16:54:445:35:0913:185:19
15:25
#27972
Finish
26.22 mi17:06:595:47:2413:1612:15
12:01
#27938
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi27602158231582328214(Top 99%)16022(Top 99%)16022(Top 803%)
10K6.21 mi3.10 mi28072-47015988-16515988-16528261(Top 99%)16046(Top 100%)16046(Top 804%)
15K9.32 mi3.11 mi28151-7916014-2616014-2628214(Top 99%)16022(Top 99%)16022(Top 803%)
20K12.43 mi3.11 mi28193-4216023-916023-928195(Top 99%)16009(Top 99%)16009(Top 802%)
Half13.11 mi0.68 mi28175+1816017+616017+627666(Top 97%)15789(Top 98%)15789(Top 791%)
25K15.53 mi2.42 mi28143+3216000+1716000+1727793(Top 98%)15838(Top 98%)15838(Top 793%)
30K18.64 mi3.11 mi28099+4415984+1615984+1627632(Top 97%)15709(Top 98%)15709(Top 787%)
20M20.00 mi1.36 mi28075+2415967+1715967+1727221(Top 96%)15482(Top 96%)15482(Top 776%)
21M21.00 mi1.00 mi28048+2715957+1015957+1027401(Top 96%)15559(Top 97%)15559(Top 780%)
35K21.75 mi0.75 mi28031+1715948+915948+926830(Top 94%)15252(Top 95%)15252(Top 764%)
23M23.00 mi1.25 mi28007+2415932+1615932+1627134(Top 96%)15393(Top 96%)15393(Top 771%)
24M24.00 mi1.00 mi27990+1715919+1315919+1326960(Top 95%)15278(Top 95%)15278(Top 765%)
40K24.85 mi0.85 mi27973+1715907+1215907+1227229(Top 96%)15403(Top 96%)15403(Top 772%)
25.2M25.20 mi0.35 mi27972+115901+615901+627397(Top 96%)15479(Top 96%)15479(Top 776%)
Finish26.22 mi1.02 mi27938+3415889+1215889+1226821(Top 94%)15209(Top 94%)15209(Top 762%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21stories
+97ft-345ft

Overall

28214

Males

16022

M50-54

16022

5K→10K

3.1 - 6.2 mi

Top 99%
×5stories
+79ft-138ft

Overall

28261

Males

16046

M50-54

16046

10K→15K

6.2 - 9.3 mi

Top 99%
×3stories
+67ft-78ft

Overall

28214

Males

16022

M50-54

16022

15K→20K

9.3 - 12.4 mi

Top 99%
×5stories
+106ft-86ft

Overall

28195

Males

16009

M50-54

16009

20K→Half

12.4 - 13.1 mi

Top 97%
×2stories
+19ft-37ft

Overall

27666

Males

15789

M50-54

15789

Half→25K

13.1 - 15.5 mi

Top 98%
×4stories
+66ft-88ft

Overall

27793

Males

15838

M50-54

15838

25K→30K

15.5 - 18.6 mi

Top 97%
×9stories
+181ft-148ft

Overall

27632

Males

15709

M50-54

15709

30K→20M

18.6 - 20.0 mi

Top 96%
×5stories
+64ft-50ft

Overall

27221

Males

15482

M50-54

15482

20M→21M

20.0 - 21.0 mi

Top 96%
×8stories
+106ft-24ft

Overall

27401

Males

15559

M50-54

15559

21M→35K

21.0 - 21.8 mi

Top 94%
×7stories
+17ft-86ft

Overall

26830

Males

15252

M50-54

15252

35K→23M

21.8 - 23.0 mi

Top 96%
×5stories
+23ft-63ft

Overall

27134

Males

15393

M50-54

15393

23M→24M

23.0 - 24.0 mi

Top 95%
×6stories
+12ft-82ft

Overall

26960

Males

15278

M50-54

15278

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

27229

Males

15403

M50-54

15403

40K→25.2M

24.9 - 25.2 mi

Top 96%
×1story
+13ft-16ft

Overall

27397

Males

15479

M50-54

15479

25.2M→Finish

25.2 - 26.2 mi

Top 94%
×2stories
+22ft-21ft

Overall

26821

Males

15209

M50-54

15209

Passing Analysis

Category:
Athletes Passed
355
Passed By
691
Net Change
-336
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27602
5K10K3473-470#27602#28072
10K15K1493-79#28072#28151
15K20K2163-42#28151#28193
20KHalf224+18#28193#28175
Half25K408+32#28175#28143
25K30K5915+44#28143#28099
30K20M295+24#28099#28075
20M21M314+27#28075#28048
21M35K203+17#28048#28031
35K23M306+24#28031#28007
23M24M236+17#28007#27990
24M40K214+17#27990#27973
40K25.2M76+1#27973#27972
25.2MFinish351+34#27972#27938
TOTALS355691-336
📊

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