James Cox

Bib: 5105M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 8%
Gender (Male)
#0 / 16105
Top 14%
Masters (Masters Men)
#0 / 10463
Top 4%
Division (M45-49)
#0 / 2386
Top 4%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:49
Rank: #2945
Start5K
19:49 | 6:23/mi
10K· 6.21 mi
39:40
Rank: #2932 (+13)
5K10K
19:51 | 6:23/mi
15K· 9.32 mi
59:20
Rank: #2765 (+167)
10K15K
19:40 | 6:20/mi
20K· 12.43 mi
1:19:21
Rank: #2766 (-1)
15K20K
20:01 | 6:27/mi
Half· 13.11 mi
1:23:43
Rank: #2776 (-10)
20KHalf
4:22 | 6:24/mi
25K· 15.53 mi
1:39:16
Rank: #2681 (+95)
Half25K
15:33 | 6:25/mi
30K· 18.64 mi
1:59:47
Rank: #2583 (+98)
25K30K
20:31 | 6:36/mi
20M
2:08:54
Rank: #2541 (+42)
30K20M
9:07 | 6:43/mi
21M
2:16:10
Rank: #2574 (-33)
20M21M
7:16 | 7:16/mi
35K· 21.75 mi
2:21:02
Rank: #2555 (+19)
21M35K
4:52 | 6:30/mi
23M
2:29:25
Rank: #2498 (+57)
35K23M
8:23 | 6:42/mi
24M
2:35:50
Rank: #2425 (+73)
23M24M
6:25 | 6:25/mi
40K· 24.85 mi
2:41:22
Rank: #2364 (+61)
24M40K
5:32 | 6:28/mi
25.2M
2:43:49
Rank: #2343 (+21)
40K25.2M
2:27 | 7:06/mi
Finish· 26.22 mi
2:50:17
Rank: #2314 (+29)
25.2MFinish
6:28 | 6:21/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:43
Pace6:23 /mi
2nd Half
Distance13.11 mi
Time1:26:34
Pace6:36 /mi
📊Positive Split: 3.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5419:496:2319:49
6:23
-
10K
6.21 mi10:43:4539:406:2319:51
6:23
0:00
15K
9.32 mi11:03:2559:206:2219:40
6:20
-0:03
20K
12.43 mi11:23:261:19:216:2320:01
6:27
+0:07
Half
13.11 mi11:27:481:23:436:234:22
6:24
-0:03
25K
15.53 mi11:43:211:39:166:2315:33
6:25
+0:01
30K
18.64 mi12:03:521:59:476:2620:31
6:36
+0:11
20M
20.00 mi12:12:592:08:546:279:07
6:43
+0:07
21M
21.00 mi12:20:152:16:106:297:16
7:16
+0:33
35K
21.75 mi12:25:072:21:026:294:52
6:30
-0:46
23M
23.00 mi12:33:302:29:256:308:23
6:42
+0:12
24M
24.00 mi12:39:552:35:506:306:25
6:25
-0:17
40K
24.85 mi12:45:272:41:226:305:32
6:28
+0:03
25.2M
25.20 mi12:47:542:43:496:302:27
7:06
+0:38
Finish
26.22 mi12:54:222:50:176:306:28
6:21
-0:45

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

6:20 /mi

Average Pace

6:30 /mi

Slowest Pace

7:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:34

94% of race

Time at Steady Pace

9:43

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:30 /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 mi10:23:5419:496:2319:49
6:23
#2945
10K
6.21 mi10:43:4539:406:2319:51
6:23
#2932
15K
9.32 mi11:03:2559:206:2219:40
6:20
#2765
20K
12.43 mi11:23:261:19:216:2320:01
6:27
#2766
Half
13.11 mi11:27:481:23:436:234:22
6:24
#2776
25K
15.53 mi11:43:211:39:166:2315:33
6:25
#2681
30K
18.64 mi12:03:521:59:476:2620:31
6:36
#2583
20M
20.00 mi12:12:592:08:546:279:07
6:43
#2541
21M
21.00 mi12:20:152:16:106:297:16
7:16
#2574
35K
21.75 mi12:25:072:21:026:294:52
6:30
#2555
23M
23.00 mi12:33:302:29:256:308:23
6:42
#2498
24M
24.00 mi12:39:552:35:506:306:25
6:25
#2425
40K
24.85 mi12:45:272:41:226:305:32
6:28
#2364
25.2M
25.20 mi12:47:542:43:496:302:27
7:06
#2343
Finish
26.22 mi12:54:222:50:176:306:28
6:21
#2314
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi2945280128012513(Top 9%)2398(Top 15%)2398(Top 101%)
10K6.21 mi3.10 mi2932+132794+72794+72952(Top 10%)2810(Top 17%)2810(Top 118%)
15K9.32 mi3.11 mi2765+1672635+1592635+1592513(Top 9%)2398(Top 15%)2398(Top 101%)
20K12.43 mi3.11 mi2766-12637-22637-22761(Top 10%)2628(Top 16%)2628(Top 110%)
Half13.11 mi0.68 mi2776-102647-102647-103011(Top 11%)2872(Top 18%)2872(Top 120%)
25K15.53 mi2.42 mi2681+952558+892558+892434(Top 9%)2314(Top 14%)2314(Top 97%)
30K18.64 mi3.11 mi2583+982467+912467+912429(Top 9%)2299(Top 14%)2299(Top 96%)
20M20.00 mi1.36 mi2541+422425+422425+422489(Top 9%)2343(Top 15%)2343(Top 98%)
21M21.00 mi1.00 mi2574-332454-292454-293424(Top 12%)3136(Top 19%)3136(Top 131%)
35K21.75 mi0.75 mi2555+192433+212433+212457(Top 9%)2290(Top 14%)2290(Top 96%)
23M23.00 mi1.25 mi2498+572377+562377+562222(Top 8%)2073(Top 13%)2073(Top 87%)
24M24.00 mi1.00 mi2425+732307+702307+701716(Top 6%)1601(Top 10%)1601(Top 67%)
40K24.85 mi0.85 mi2364+612247+602247+601513(Top 5%)1400(Top 9%)1400(Top 59%)
25.2M25.20 mi0.35 mi2343+212226+212226+211792(Top 6%)1631(Top 10%)1631(Top 68%)
Finish26.22 mi1.02 mi2314+292195+312195+312066(Top 7%)1893(Top 12%)1893(Top 79%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2513

Males

2398

M45-49

2398

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2952

Males

2810

M45-49

2810

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2513

Males

2398

M45-49

2398

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2761

Males

2628

M45-49

2628

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

3011

Males

2872

M45-49

2872

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2434

Males

2314

M45-49

2314

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2429

Males

2299

M45-49

2299

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2489

Males

2343

M45-49

2343

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3424

Males

3136

M45-49

3136

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2457

Males

2290

M45-49

2290

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2222

Males

2073

M45-49

2073

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1716

Males

1601

M45-49

1601

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1513

Males

1400

M45-49

1400

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1792

Males

1631

M45-49

1631

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

2066

Males

1893

M45-49

1893

Passing Analysis

Category:
Athletes Passed
1129
Passed By
498
Net Change
+631
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2945
5K10K145132+13#2945#2932
10K15K18316+167#2932#2765
15K20K8485-1#2765#2766
20KHalf818-10#2766#2776
Half25K11621+95#2776#2681
25K30K13941+98#2681#2583
30K20M7331+42#2583#2541
20M21M3770-33#2541#2574
21M35K4021+19#2574#2555
35K23M7720+57#2555#2498
23M24M807+73#2498#2425
24M40K643+61#2425#2364
40K25.2M3312+21#2364#2343
25.2MFinish5021+29#2343#2314
TOTALS1129498+631
📊

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