John Greenhalgh

Bib: 22985M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M65-69)
#0 / 617
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:11
Rank: #17368
Start5K
26:11 | 8:26/mi
10K· 6.21 mi
54:15
Rank: #18758 (-1390)
5K10K
28:04 | 9:02/mi
15K· 9.32 mi
1:23:50
Rank: #19542 (-784)
10K15K
29:35 | 9:31/mi
20K· 12.43 mi
1:54:56
Rank: #19932 (-390)
15K20K
31:06 | 10:01/mi
Half· 13.11 mi
2:01:42
Rank: #20017 (-85)
20KHalf
6:46 | 9:55/mi
25K· 15.53 mi
2:28:15
Rank: #20272 (-255)
Half25K
26:33 | 10:57/mi
30K· 18.64 mi
3:05:25
Rank: #20631 (-359)
25K30K
37:10 | 11:58/mi
20M
3:21:02
Rank: #20588 (+43)
30K20M
15:37 | 11:30/mi
21M
3:34:52
Rank: #20703 (-115)
20M21M
13:50 | 13:50/mi
35K· 21.75 mi
3:43:16
Rank: #20678 (+25)
21M35K
8:24 | 11:14/mi
23M
3:59:29
Rank: #20820 (-142)
35K23M
16:13 | 12:57/mi
24M
4:10:36
Rank: #20755 (+65)
23M24M
11:07 | 11:07/mi
40K· 24.85 mi
4:23:33
Rank: #20992 (-237)
24M40K
12:57 | 15:09/mi
25.2M
4:30:05
Rank: #21154 (-162)
40K25.2M
6:32 | 18:57/mi
Finish· 26.22 mi
4:44:09
Rank: #21421 (-267)
25.2MFinish
14:04 | 13:48/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:01:42
Pace9:17 /mi
2nd Half
Distance13.11 mi
Time2:42:27
Pace12:24 /mi
📊Positive Split: 33.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:3526:118:2626:11
8:26
-
10K
6.21 mi11:51:3954:158:4428:04
9:02
+0:36
15K
9.32 mi12:21:141:23:509:0029:35
9:31
+0:29
20K
12.43 mi12:52:201:54:569:1531:06
10:01
+0:30
Half
13.11 mi12:59:062:01:429:176:46
9:55
-0:06
25K
15.53 mi13:25:392:28:159:3326:33
10:57
+1:02
30K
18.64 mi14:02:493:05:259:5737:10
11:58
+1:01
20M
20.00 mi14:18:263:21:0210:0315:37
11:30
-0:28
21M
21.00 mi14:32:163:34:5210:1413:50
13:50
+2:20
35K
21.75 mi14:40:403:43:1610:168:24
11:14
-2:36
23M
23.00 mi14:56:533:59:2910:2516:13
12:57
+1:43
24M
24.00 mi15:08:004:10:3610:2711:07
11:07
-1:50
40K
24.85 mi15:20:574:23:3310:3612:57
15:09
+4:02
25.2M
25.20 mi15:27:294:30:0510:436:32
18:57
+3:48
Finish
26.22 mi15:41:334:44:0910:5114:04
13:48
-5:09

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

8:26 /mi

Average Pace

10:51 /mi

Slowest Pace

18:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:23:50

30% of race

Time at Steady Pace

2:16:43

48% of race

Time at Slower Pace

1:03:36

22% of race

Average Pace: 10:50 /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 mi11:23:3526:118:2626:11
8:26
#17368
10K
6.21 mi11:51:3954:158:4428:04
9:02
#18758
15K
9.32 mi12:21:141:23:509:0029:35
9:31
#19542
20K
12.43 mi12:52:201:54:569:1531:06
10:01
#19932
Half
13.11 mi12:59:062:01:429:176:46
9:55
#20017
25K
15.53 mi13:25:392:28:159:3326:33
10:57
#20272
30K
18.64 mi14:02:493:05:259:5737:10
11:58
#20631
20M
20.00 mi14:18:263:21:0210:0315:37
11:30
#20588
21M
21.00 mi14:32:163:34:5210:1413:50
13:50
#20703
35K
21.75 mi14:40:403:43:1610:168:24
11:14
#20678
23M
23.00 mi14:56:533:59:2910:2516:13
12:57
#20820
24M
24.00 mi15:08:004:10:3610:2711:07
11:07
#20755
40K
24.85 mi15:20:574:23:3310:3612:57
15:09
#20992
25.2M
25.20 mi15:27:294:30:0510:436:32
18:57
#21154
Finish
26.22 mi15:41:334:44:0910:5114:04
13:48
#21421
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi17368109481094820727(Top 81%)12512(Top 86%)12512(Top 2028%)
10K6.21 mi3.10 mi18758-139011526-57811526-57819865(Top 78%)12061(Top 83%)12061(Top 1955%)
15K9.32 mi3.11 mi19542-78411906-38011906-38020727(Top 81%)12512(Top 86%)12512(Top 2028%)
20K12.43 mi3.11 mi19932-39012098-19212098-19220604(Top 81%)12421(Top 85%)12421(Top 2013%)
Half13.11 mi0.68 mi20017-8512136-3812136-3821254(Top 83%)12667(Top 87%)12667(Top 2053%)
25K15.53 mi2.42 mi20272-25512248-11212248-11221402(Top 84%)12672(Top 87%)12672(Top 2054%)
30K18.64 mi3.11 mi20631-35912367-11912367-11921864(Top 86%)12730(Top 87%)12730(Top 2063%)
20M20.00 mi1.36 mi20588+4312309+5812309+5820377(Top 80%)11916(Top 82%)11916(Top 1931%)
21M21.00 mi1.00 mi20703-11512327-1812327-1822093(Top 86%)12709(Top 87%)12709(Top 2060%)
35K21.75 mi0.75 mi20678+2512296+3112296+3120278(Top 79%)11745(Top 81%)11745(Top 1904%)
23M23.00 mi1.25 mi20820-14212334-3812334-3822448(Top 88%)12821(Top 88%)12821(Top 2078%)
24M24.00 mi1.00 mi20755+6512291+4312291+4319540(Top 76%)11282(Top 77%)11282(Top 1829%)
40K24.85 mi0.85 mi20992-23712389-9812389-9824624(Top 96%)13945(Top 96%)13945(Top 2260%)
25.2M25.20 mi0.35 mi21154-16212451-6212451-6225227(Top 99%)14351(Top 98%)14351(Top 2326%)
Finish26.22 mi1.02 mi21421-26712559-10812559-10824852(Top 97%)14077(Top 97%)14077(Top 2282%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21stories
+97ft-345ft

Overall

20727

Males

12512

M65-69

12512

5K→10K

3.1 - 6.2 mi

Top 78%
×5stories
+79ft-138ft

Overall

19865

Males

12061

M65-69

12061

10K→15K

6.2 - 9.3 mi

Top 81%
×3stories
+67ft-78ft

Overall

20727

Males

12512

M65-69

12512

15K→20K

9.3 - 12.4 mi

Top 81%
×5stories
+106ft-86ft

Overall

20604

Males

12421

M65-69

12421

20K→Half

12.4 - 13.1 mi

Top 83%
×2stories
+19ft-37ft

Overall

21254

Males

12667

M65-69

12667

Half→25K

13.1 - 15.5 mi

Top 84%
×4stories
+66ft-88ft

Overall

21402

Males

12672

M65-69

12672

25K→30K

15.5 - 18.6 mi

Top 86%
×9stories
+181ft-148ft

Overall

21864

Males

12730

M65-69

12730

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

20377

Males

11916

M65-69

11916

20M→21M

20.0 - 21.0 mi

Top 86%
×8stories
+106ft-24ft

Overall

22093

Males

12709

M65-69

12709

21M→35K

21.0 - 21.8 mi

Top 79%
×7stories
+17ft-86ft

Overall

20278

Males

11745

M65-69

11745

35K→23M

21.8 - 23.0 mi

Top 88%
×5stories
+23ft-63ft

Overall

22448

Males

12821

M65-69

12821

23M→24M

23.0 - 24.0 mi

Top 76%
×6stories
+12ft-82ft

Overall

19540

Males

11282

M65-69

11282

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

24624

Males

13945

M65-69

13945

40K→25.2M

24.9 - 25.2 mi

Top 99%
×1story
+13ft-16ft

Overall

25227

Males

14351

M65-69

14351

25.2M→Finish

25.2 - 26.2 mi

Top 97%
×2stories
+22ft-21ft

Overall

24852

Males

14077

M65-69

14077

Passing Analysis

Category:
Athletes Passed
738
Passed By
4791
Net Change
-4053
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17368
5K10K341424-1390#17368#18758
10K15K68852-784#18758#19542
15K20K120510-390#19542#19932
20KHalf1095-85#19932#20017
Half25K83338-255#20017#20272
25K30K74433-359#20272#20631
30K20M10562+43#20631#20588
20M21M38153-115#20588#20703
21M35K5530+25#20703#20678
35K23M40182-142#20678#20820
23M24M8520+65#20820#20755
24M40K11248-237#20755#20992
40K25.2M2164-162#20992#21154
25.2MFinish13280-267#21154#21421
TOTALS7384791-4053
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing