James Chaplin

Bib: 30630M

IL

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M45-49)
#0 / 2218
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:55
Rank: #22890
Start5K
30:55 | 9:57/mi
10K· 6.21 mi
1:03:28
Rank: #23232 (-342)
5K10K
32:33 | 10:29/mi
15K· 9.32 mi
1:38:41
Rank: #23622 (-390)
10K15K
35:13 | 11:20/mi
20K· 12.43 mi
2:15:40
Rank: #23816 (-194)
15K20K
36:59 | 11:54/mi
Half· 13.11 mi
2:23:40
Rank: #23861 (-45)
20KHalf
8:00 | 11:44/mi
25K· 15.53 mi
2:57:45
Rank: #24120 (-259)
Half25K
34:05 | 14:03/mi
30K· 18.64 mi
3:44:34
Rank: #24354 (-234)
25K30K
46:49 | 15:04/mi
20M
4:04:26
Rank: #24375 (-21)
30K20M
19:52 | 14:37/mi
21M
4:18:52
Rank: #24317 (+58)
20M21M
14:26 | 14:26/mi
35K· 21.75 mi
4:28:44
Rank: #24311 (+6)
21M35K
9:52 | 13:11/mi
23M
4:45:03
Rank: #24255 (+56)
35K23M
16:19 | 13:02/mi
24M
4:58:57
Rank: #24267 (-12)
23M24M
13:54 | 13:54/mi
40K· 24.85 mi
5:11:15
Rank: #24276 (-9)
24M40K
12:18 | 14:23/mi
25.2M
5:17:13
Rank: #24299 (-23)
40K25.2M
5:58 | 17:18/mi
Finish· 26.22 mi
5:30:06
Rank: #24302 (-3)
25.2MFinish
12:53 | 12:39/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:23:40
Pace10:58 /mi
2nd Half
Distance13.11 mi
Time3:06:26
Pace14:13 /mi
📊Positive Split: 29.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:57:2130:559:5730:55
9:57
-
10K
6.21 mi12:29:541:03:2810:1332:33
10:29
+0:32
15K
9.32 mi13:05:071:38:4110:3535:13
11:20
+0:51
20K
12.43 mi13:42:062:15:4010:5536:59
11:54
+0:34
Half
13.11 mi13:50:062:23:4010:588:00
11:44
-0:10
25K
15.53 mi14:24:112:57:4511:2734:05
14:03
+2:19
30K
18.64 mi15:11:003:44:3412:0346:49
15:04
+1:01
20M
20.00 mi15:30:524:04:2612:1319:52
14:37
-0:27
21M
21.00 mi15:45:184:18:5212:2014:26
14:26
-0:11
35K
21.75 mi15:55:104:28:4412:219:52
13:11
-1:15
23M
23.00 mi16:11:294:45:0312:2416:19
13:02
-0:09
24M
24.00 mi16:25:234:58:5712:2713:54
13:54
+0:52
40K
24.85 mi16:37:415:11:1512:3112:18
14:23
+0:29
25.2M
25.20 mi16:43:395:17:1312:355:58
17:18
+2:55
Finish
26.22 mi16:56:325:30:0612:3612:53
12:39
-4:39

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

9:57 /mi

Average Pace

12:36 /mi

Slowest Pace

17:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:23:40

44% of race

Time at Steady Pace

1:27:03

26% of race

Time at Slower Pace

1:39:23

30% of race

Average Pace: 12:35 /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 mi11:57:2130:559:5730:55
9:57
#22890
10K
6.21 mi12:29:541:03:2810:1332:33
10:29
#23232
15K
9.32 mi13:05:071:38:4110:3535:13
11:20
#23622
20K
12.43 mi13:42:062:15:4010:5536:59
11:54
#23816
Half
13.11 mi13:50:062:23:4010:588:00
11:44
#23861
25K
15.53 mi14:24:112:57:4511:2734:05
14:03
#24120
30K
18.64 mi15:11:003:44:3412:0346:49
15:04
#24354
20M
20.00 mi15:30:524:04:2612:1319:52
14:37
#24375
21M
21.00 mi15:45:184:18:5212:2014:26
14:26
#24317
35K
21.75 mi15:55:104:28:4412:219:52
13:11
#24311
23M
23.00 mi16:11:294:45:0312:2416:19
13:02
#24255
24M
24.00 mi16:25:234:58:5712:2713:54
13:54
#24267
40K
24.85 mi16:37:415:11:1512:3112:18
14:23
#24276
25.2M
25.20 mi16:43:395:17:1312:355:58
17:18
#24299
Finish
26.22 mi16:56:325:30:0612:3612:53
12:39
#24302
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi22890135031350324106(Top 94%)14026(Top 96%)14026(Top 632%)
10K6.21 mi3.10 mi23232-34213655-15213655-15223477(Top 92%)13758(Top 94%)13758(Top 620%)
15K9.32 mi3.11 mi23622-39013829-17413829-17424106(Top 94%)14026(Top 96%)14026(Top 632%)
20K12.43 mi3.11 mi23816-19413913-8413913-8423884(Top 93%)13899(Top 95%)13899(Top 627%)
Half13.11 mi0.68 mi23861-4513935-2213935-2224338(Top 95%)14058(Top 96%)14058(Top 634%)
25K15.53 mi2.42 mi24120-25914024-8914024-8924952(Top 98%)14304(Top 98%)14304(Top 645%)
30K18.64 mi3.11 mi24354-23414098-7414098-7424969(Top 98%)14253(Top 98%)14253(Top 643%)
20M20.00 mi1.36 mi24375-2114097+114097+124478(Top 96%)13977(Top 96%)13977(Top 630%)
21M21.00 mi1.00 mi24317+5814064+3314064+3322917(Top 90%)13117(Top 90%)13117(Top 591%)
35K21.75 mi0.75 mi24311+614057+714057+723458(Top 92%)13376(Top 92%)13376(Top 603%)
23M23.00 mi1.25 mi24255+5614014+4314014+4322593(Top 88%)12899(Top 88%)12899(Top 582%)
24M24.00 mi1.00 mi24267-1214012+214012+224082(Top 94%)13655(Top 94%)13655(Top 616%)
40K24.85 mi0.85 mi24276-914009+314009+324026(Top 94%)13591(Top 93%)13591(Top 613%)
25.2M25.20 mi0.35 mi24299-2314018-914018-924771(Top 97%)14049(Top 96%)14049(Top 633%)
Finish26.22 mi1.02 mi24302-314009+914009+924022(Top 94%)13582(Top 93%)13582(Top 612%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21stories
+97ft-345ft

Overall

24106

Males

14026

M45-49

14026

5K→10K

3.1 - 6.2 mi

Top 92%
×5stories
+79ft-138ft

Overall

23477

Males

13758

M45-49

13758

10K→15K

6.2 - 9.3 mi

Top 94%
×3stories
+67ft-78ft

Overall

24106

Males

14026

M45-49

14026

15K→20K

9.3 - 12.4 mi

Top 93%
×5stories
+106ft-86ft

Overall

23884

Males

13899

M45-49

13899

20K→Half

12.4 - 13.1 mi

Top 95%
×2stories
+19ft-37ft

Overall

24338

Males

14058

M45-49

14058

Half→25K

13.1 - 15.5 mi

Top 98%
×4stories
+66ft-88ft

Overall

24952

Males

14304

M45-49

14304

25K→30K

15.5 - 18.6 mi

Top 98%
×9stories
+181ft-148ft

Overall

24969

Males

14253

M45-49

14253

30K→20M

18.6 - 20.0 mi

Top 96%
×5stories
+64ft-50ft

Overall

24478

Males

13977

M45-49

13977

20M→21M

20.0 - 21.0 mi

Top 90%
×8stories
+106ft-24ft

Overall

22917

Males

13117

M45-49

13117

21M→35K

21.0 - 21.8 mi

Top 92%
×7stories
+17ft-86ft

Overall

23458

Males

13376

M45-49

13376

35K→23M

21.8 - 23.0 mi

Top 88%
×5stories
+23ft-63ft

Overall

22593

Males

12899

M45-49

12899

23M→24M

23.0 - 24.0 mi

Top 94%
×6stories
+12ft-82ft

Overall

24082

Males

13655

M45-49

13655

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

24026

Males

13591

M45-49

13591

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1story
+13ft-16ft

Overall

24771

Males

14049

M45-49

14049

25.2M→Finish

25.2 - 26.2 mi

Top 94%
×2stories
+22ft-21ft

Overall

24022

Males

13582

M45-49

13582

Passing Analysis

Category:
Athletes Passed
569
Passed By
1981
Net Change
-1412
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22890
5K10K92434-342#22890#23232
10K15K53443-390#23232#23622
15K20K65259-194#23622#23816
20KHalf1257-45#23816#23861
Half25K24283-259#23861#24120
25K30K40274-234#24120#24354
30K20M3859-21#24354#24375
20M21M668+58#24375#24317
21M35K2317+6#24317#24311
35K23M7317+56#24311#24255
23M24M2537-12#24255#24267
24M40K2029-9#24267#24276
40K25.2M427-23#24276#24299
25.2MFinish3437-3#24299#24302
TOTALS5691981-1412
📊

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