Sylvain Castonguay

Bib: 24327M

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M65-69)
#0 / 639
Top 34%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:04
Rank: #19241
Start5K
26:04 | 8:23/mi
10K· 6.21 mi
51:17
Rank: #18322 (+919)
5K10K
25:13 | 8:07/mi
15K· 9.32 mi
1:16:53
Rank: #18088 (+234)
10K15K
25:36 | 8:14/mi
20K· 12.43 mi
1:43:29
Rank: #18166 (-78)
15K20K
26:36 | 8:34/mi
Half· 13.11 mi
1:49:14
Rank: #18183 (-17)
20KHalf
5:45 | 8:26/mi
25K· 15.53 mi
2:10:33
Rank: #18291 (-108)
Half25K
21:19 | 8:48/mi
30K· 18.64 mi
2:39:31
Rank: #18488 (-197)
25K30K
28:58 | 9:19/mi
20M
2:52:30
Rank: #18573 (-85)
30K20M
12:59 | 9:33/mi
21M
3:03:47
Rank: #18915 (-342)
20M21M
11:17 | 11:17/mi
35K· 21.75 mi
3:10:50
Rank: #18966 (-51)
21M35K
7:03 | 9:25/mi
23M
3:23:11
Rank: #19071 (-105)
35K23M
12:21 | 9:52/mi
24M
3:32:41
Rank: #19098 (-27)
23M24M
9:30 | 9:30/mi
40K· 24.85 mi
3:41:16
Rank: #19173 (-75)
24M40K
8:35 | 10:02/mi
25.2M
3:45:27
Rank: #19266 (-93)
40K25.2M
4:11 | 12:08/mi
Finish· 26.22 mi
3:54:55
Rank: #19316 (-50)
25.2MFinish
9:28 | 9:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:14
Pace8:20 /mi
2nd Half
Distance13.11 mi
Time2:05:41
Pace9:35 /mi
📊Positive Split: 15.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:3126:048:2326:04
8:23
-
10K
6.21 mi11:49:4451:178:1525:13
8:07
-0:16
15K
9.32 mi12:15:201:16:538:1525:36
8:14
+0:07
20K
12.43 mi12:41:561:43:298:2026:36
8:34
+0:20
Half
13.11 mi12:47:411:49:148:205:45
8:26
-0:08
25K
15.53 mi13:09:002:10:338:2421:19
8:48
+0:22
30K
18.64 mi13:37:582:39:318:3328:58
9:19
+0:31
20M
20.00 mi13:50:572:52:308:3712:59
9:33
+0:14
21M
21.00 mi14:02:143:03:478:4511:17
11:17
+1:44
35K
21.75 mi14:09:173:10:508:467:03
9:25
-1:52
23M
23.00 mi14:21:383:23:118:5012:21
9:52
+0:27
24M
24.00 mi14:31:083:32:418:529:30
9:30
-0:22
40K
24.85 mi14:39:433:41:168:548:35
10:02
+0:32
25.2M
25.20 mi14:43:543:45:278:574:11
12:08
+2:06
Finish
26.22 mi14:53:223:54:558:589:28
9:17
-2:51

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

8:07 /mi

Average Pace

8:58 /mi

Slowest Pace

12:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:14

46% of race

Time at Steady Pace

1:29:17

38% of race

Time at Slower Pace

36:24

15% of race

Average Pace: 8:58 /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 mi11:24:3126:048:2326:04
8:23
#19241
10K
6.21 mi11:49:4451:178:1525:13
8:07
#18322
15K
9.32 mi12:15:201:16:538:1525:36
8:14
#18088
20K
12.43 mi12:41:561:43:298:2026:36
8:34
#18166
Half
13.11 mi12:47:411:49:148:205:45
8:26
#18183
25K
15.53 mi13:09:002:10:338:2421:19
8:48
#18291
30K
18.64 mi13:37:582:39:318:3328:58
9:19
#18488
20M
20.00 mi13:50:572:52:308:3712:59
9:33
#18573
21M
21.00 mi14:02:143:03:478:4511:17
11:17
#18915
35K
21.75 mi14:09:173:10:508:467:03
9:25
#18966
23M
23.00 mi14:21:383:23:118:5012:21
9:52
#19071
24M
24.00 mi14:31:083:32:418:529:30
9:30
#19098
40K
24.85 mi14:39:433:41:168:548:35
10:02
#19173
25.2M
25.20 mi14:43:543:45:278:574:11
12:08
#19266
Finish
26.22 mi14:53:223:54:558:589:28
9:17
#19316
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi19241121371213717644(Top 62%)11489(Top 71%)11489(Top 1798%)
10K6.21 mi3.10 mi18322+91911753+38411753+38417313(Top 61%)11376(Top 71%)11376(Top 1780%)
15K9.32 mi3.11 mi18088+23411654+9911654+9917644(Top 62%)11489(Top 71%)11489(Top 1798%)
20K12.43 mi3.11 mi18166-7811681-2711681-2718610(Top 66%)11866(Top 74%)11866(Top 1857%)
Half13.11 mi0.68 mi18183-1711684-311684-318720(Top 66%)11929(Top 74%)11929(Top 1867%)
25K15.53 mi2.42 mi18291-10811718-3411718-3418881(Top 66%)11918(Top 74%)11918(Top 1865%)
30K18.64 mi3.11 mi18488-19711780-6211780-6219211(Top 68%)11926(Top 74%)11926(Top 1866%)
20M20.00 mi1.36 mi18573-8511794-1411794-1419401(Top 68%)11876(Top 74%)11876(Top 1859%)
21M21.00 mi1.00 mi18915-34211902-10811902-10822105(Top 78%)13019(Top 81%)13019(Top 2037%)
35K21.75 mi0.75 mi18966-5111908-611908-620023(Top 70%)11977(Top 74%)11977(Top 1874%)
23M23.00 mi1.25 mi19071-10511931-2311931-2320003(Top 70%)11898(Top 74%)11898(Top 1862%)
24M24.00 mi1.00 mi19098-2711922+911922+919622(Top 69%)11682(Top 73%)11682(Top 1828%)
40K24.85 mi0.85 mi19173-7511929-711929-720555(Top 72%)12066(Top 75%)12066(Top 1888%)
25.2M25.20 mi0.35 mi19266-9311957-2811957-2823474(Top 83%)13505(Top 84%)13505(Top 2113%)
Finish26.22 mi1.02 mi19316-50119571195720327(Top 72%)11970(Top 74%)11970(Top 1873%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21stories
+97ft-345ft

Overall

17644

Males

11489

M65-69

11489

5K→10K

3.1 - 6.2 mi

Top 61%
×5stories
+79ft-138ft

Overall

17313

Males

11376

M65-69

11376

10K→15K

6.2 - 9.3 mi

Top 62%
×3stories
+67ft-78ft

Overall

17644

Males

11489

M65-69

11489

15K→20K

9.3 - 12.4 mi

Top 66%
×5stories
+106ft-86ft

Overall

18610

Males

11866

M65-69

11866

20K→Half

12.4 - 13.1 mi

Top 66%
×2stories
+19ft-37ft

Overall

18720

Males

11929

M65-69

11929

Half→25K

13.1 - 15.5 mi

Top 66%
×4stories
+66ft-88ft

Overall

18881

Males

11918

M65-69

11918

25K→30K

15.5 - 18.6 mi

Top 68%
×9stories
+181ft-148ft

Overall

19211

Males

11926

M65-69

11926

30K→20M

18.6 - 20.0 mi

Top 68%
×5stories
+64ft-50ft

Overall

19401

Males

11876

M65-69

11876

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

22105

Males

13019

M65-69

13019

21M→35K

21.0 - 21.8 mi

Top 70%
×7stories
+17ft-86ft

Overall

20023

Males

11977

M65-69

11977

35K→23M

21.8 - 23.0 mi

Top 70%
×5stories
+23ft-63ft

Overall

20003

Males

11898

M65-69

11898

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

19622

Males

11682

M65-69

11682

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

20555

Males

12066

M65-69

12066

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

23474

Males

13505

M65-69

13505

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2stories
+22ft-21ft

Overall

20327

Males

11970

M65-69

11970

Passing Analysis

Category:
Athletes Passed
2169
Passed By
2244
Net Change
-75
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19241
5K10K96243+919#19241#18322
10K15K31985+234#18322#18088
15K20K159237-78#18088#18166
20KHalf3855-17#18166#18183
Half25K128236-108#18183#18291
25K30K184381-197#18291#18488
30K20M78163-85#18488#18573
20M21M34376-342#18573#18915
21M35K4394-51#18915#18966
35K23M63168-105#18966#19071
23M24M5784-27#19071#19098
24M40K49124-75#19098#19173
40K25.2M13106-93#19173#19266
25.2MFinish4292-50#19266#19316
TOTALS21692244-75
📊

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