John Birtchet-Sharpe

Bib: 18342M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 41%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 44%
Division (M55-59)
#0 / 1648
Top 28%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:34
Rank: #15742
Start5K
24:34 | 7:54/mi
10K· 6.21 mi
48:32
Rank: #14870 (+872)
5K10K
23:58 | 7:43/mi
15K· 9.32 mi
1:12:19
Rank: #14276 (+594)
10K15K
23:47 | 7:39/mi
20K· 12.43 mi
1:36:26
Rank: #13892 (+384)
15K20K
24:07 | 7:46/mi
Half· 13.11 mi
1:41:44
Rank: #13898 (-6)
20KHalf
5:18 | 7:46/mi
25K· 15.53 mi
2:00:30
Rank: #13497 (+401)
Half25K
18:46 | 7:44/mi
30K· 18.64 mi
2:25:28
Rank: #13114 (+383)
25K30K
24:58 | 8:02/mi
20M
2:36:27
Rank: #12920 (+194)
30K20M
10:59 | 8:05/mi
21M
2:44:57
Rank: #12725 (+195)
20M21M
8:30 | 8:30/mi
35K· 21.75 mi
2:50:49
Rank: #12651 (+74)
21M35K
5:52 | 7:51/mi
23M
3:00:32
Rank: #12340 (+311)
35K23M
9:43 | 7:46/mi
24M
3:08:08
Rank: #12160 (+180)
23M24M
7:36 | 7:36/mi
40K· 24.85 mi
3:14:47
Rank: #11987 (+173)
24M40K
6:39 | 7:47/mi
25.2M
3:17:44
Rank: #11930 (+57)
40K25.2M
2:57 | 8:33/mi
Finish· 26.22 mi
3:25:11
Rank: #11736 (+194)
25.2MFinish
7:27 | 7:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:44
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time1:43:27
Pace7:53 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:4924:347:5424:34
7:54
-
10K
6.21 mi11:39:4748:327:4923:58
7:43
-0:11
15K
9.32 mi12:03:341:12:197:4623:47
7:39
-0:04
20K
12.43 mi12:27:411:36:267:4624:07
7:46
+0:07
Half
13.11 mi12:32:591:41:447:465:18
7:46
0:00
25K
15.53 mi12:51:452:00:307:4518:46
7:44
-0:02
30K
18.64 mi13:16:432:25:287:4824:58
8:02
+0:18
20M
20.00 mi13:27:422:36:277:4910:59
8:05
+0:03
21M
21.00 mi13:36:122:44:577:518:30
8:30
+0:25
35K
21.75 mi13:42:042:50:497:515:52
7:51
-0:39
23M
23.00 mi13:51:473:00:327:519:43
7:46
-0:05
24M
24.00 mi13:59:233:08:087:507:36
7:36
-0:10
40K
24.85 mi14:06:023:14:477:506:39
7:47
+0:11
25.2M
25.20 mi14:08:593:17:447:512:57
8:33
+0:46
Finish
26.22 mi14:16:263:25:117:507:27
7:19
-1:14

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

7:19 /mi

Average Pace

7:50 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:02:45

89% of race

Time at Steady Pace

22:26

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:50 /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 mi11:15:4924:347:5424:34
7:54
#15742
10K
6.21 mi11:39:4748:327:4923:58
7:43
#14870
15K
9.32 mi12:03:341:12:197:4623:47
7:39
#14276
20K
12.43 mi12:27:411:36:267:4624:07
7:46
#13892
Half
13.11 mi12:32:591:41:447:465:18
7:46
#13898
25K
15.53 mi12:51:452:00:307:4518:46
7:44
#13497
30K
18.64 mi13:16:432:25:287:4824:58
8:02
#13114
20M
20.00 mi13:27:422:36:277:4910:59
8:05
#12920
21M
21.00 mi13:36:122:44:577:518:30
8:30
#12725
35K
21.75 mi13:42:042:50:497:515:52
7:51
#12651
23M
23.00 mi13:51:473:00:327:519:43
7:46
#12340
24M
24.00 mi13:59:233:08:087:507:36
7:36
#12160
40K
24.85 mi14:06:023:14:477:506:39
7:47
#11987
25.2M
25.20 mi14:08:593:17:447:512:57
8:33
#11930
Finish
26.22 mi14:16:263:25:117:507:27
7:19
#11736
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi15742107051070513079(Top 46%)9547(Top 59%)9547(Top 579%)
10K6.21 mi3.10 mi14870+87210350+35510350+35514003(Top 49%)9996(Top 62%)9996(Top 607%)
15K9.32 mi3.11 mi14276+59410107+24310107+24313079(Top 46%)9547(Top 59%)9547(Top 579%)
20K12.43 mi3.11 mi13892+3849903+2049903+20412946(Top 46%)9391(Top 58%)9391(Top 570%)
Half13.11 mi0.68 mi13898-69905-29905-213889(Top 49%)9833(Top 61%)9833(Top 597%)
25K15.53 mi2.42 mi13497+4019689+2169689+21611853(Top 42%)8781(Top 55%)8781(Top 533%)
30K18.64 mi3.11 mi13114+3839455+2349455+23411633(Top 41%)8490(Top 53%)8490(Top 515%)
20M20.00 mi1.36 mi12920+1949347+1089347+10810972(Top 39%)8020(Top 50%)8020(Top 487%)
21M21.00 mi1.00 mi12725+1959234+1139234+11310450(Top 37%)7588(Top 47%)7588(Top 460%)
35K21.75 mi0.75 mi12651+749172+629172+6211108(Top 39%)7919(Top 49%)7919(Top 481%)
23M23.00 mi1.25 mi12340+3118993+1798993+1798312(Top 29%)6347(Top 39%)6347(Top 385%)
24M24.00 mi1.00 mi12160+1808877+1168877+1168409(Top 30%)6338(Top 39%)6338(Top 385%)
40K24.85 mi0.85 mi11987+1738746+1318746+1318609(Top 30%)6316(Top 39%)6316(Top 383%)
25.2M25.20 mi0.35 mi11930+578711+358711+359088(Top 32%)6507(Top 40%)6507(Top 395%)
Finish26.22 mi1.02 mi11736+1948581+1308581+1307848(Top 28%)5826(Top 36%)5826(Top 354%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21stories
+97ft-345ft

Overall

13079

Males

9547

M55-59

9547

5K→10K

3.1 - 6.2 mi

Top 49%
×5stories
+79ft-138ft

Overall

14003

Males

9996

M55-59

9996

10K→15K

6.2 - 9.3 mi

Top 46%
×3stories
+67ft-78ft

Overall

13079

Males

9547

M55-59

9547

15K→20K

9.3 - 12.4 mi

Top 46%
×5stories
+106ft-86ft

Overall

12946

Males

9391

M55-59

9391

20K→Half

12.4 - 13.1 mi

Top 49%
×2stories
+19ft-37ft

Overall

13889

Males

9833

M55-59

9833

Half→25K

13.1 - 15.5 mi

Top 42%
×4stories
+66ft-88ft

Overall

11853

Males

8781

M55-59

8781

25K→30K

15.5 - 18.6 mi

Top 41%
×9stories
+181ft-148ft

Overall

11633

Males

8490

M55-59

8490

30K→20M

18.6 - 20.0 mi

Top 39%
×5stories
+64ft-50ft

Overall

10972

Males

8020

M55-59

8020

20M→21M

20.0 - 21.0 mi

Top 37%
×8stories
+106ft-24ft

Overall

10450

Males

7588

M55-59

7588

21M→35K

21.0 - 21.8 mi

Top 39%
×7stories
+17ft-86ft

Overall

11108

Males

7919

M55-59

7919

35K→23M

21.8 - 23.0 mi

Top 29%
×5stories
+23ft-63ft

Overall

8312

Males

6347

M55-59

6347

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

8409

Males

6338

M55-59

6338

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

8609

Males

6316

M55-59

6316

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

9088

Males

6507

M55-59

6507

25.2M→Finish

25.2 - 26.2 mi

Top 28%
×2stories
+22ft-21ft

Overall

7848

Males

5826

M55-59

5826

Passing Analysis

Category:
Athletes Passed
4372
Passed By
366
Net Change
+4006
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15742
5K10K93765+872#15742#14870
10K15K61420+594#14870#14276
15K20K42339+384#14276#13892
20KHalf3238-6#13892#13898
Half25K42019+401#13898#13497
25K30K46582+383#13497#13114
30K20M21925+194#13114#12920
20M21M21116+195#12920#12725
21M35K9723+74#12725#12651
35K23M3121+311#12651#12340
23M24M19313+180#12340#12160
24M40K18411+173#12160#11987
40K25.2M636+57#11987#11930
25.2MFinish2028+194#11930#11736
TOTALS4372366+4006
📊

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