Luther Isaac

Bib: 23099M

MD

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
Top 33%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:16
Rank: #20456
Start5K
28:16 | 9:06/mi
10K· 6.21 mi
55:33
Rank: #19646 (+810)
5K10K
27:17 | 8:47/mi
15K· 9.32 mi
1:23:26
Rank: #19373 (+273)
10K15K
27:53 | 8:58/mi
20K· 12.43 mi
1:50:36
Rank: #18491 (+882)
15K20K
27:10 | 8:45/mi
Half· 13.11 mi
1:56:25
Rank: #18355 (+136)
20KHalf
5:49 | 8:32/mi
25K· 15.53 mi
2:18:17
Rank: #17847 (+508)
Half25K
21:52 | 9:01/mi
30K· 18.64 mi
2:47:03
Rank: #17179 (+668)
25K30K
28:46 | 9:16/mi
20M
2:59:57
Rank: #16984 (+195)
30K20M
12:54 | 9:30/mi
21M
3:10:12
Rank: #16809 (+175)
20M21M
10:15 | 10:15/mi
35K· 21.75 mi
3:17:21
Rank: #16744 (+65)
21M35K
7:09 | 9:33/mi
23M
3:31:12
Rank: #16934 (-190)
35K23M
13:51 | 11:04/mi
24M
3:41:16
Rank: #16921 (+13)
23M24M
10:04 | 10:04/mi
40K· 24.85 mi
3:50:49
Rank: #17006 (-85)
24M40K
9:33 | 11:10/mi
25.2M
3:55:07
Rank: #17030 (-24)
40K25.2M
4:18 | 12:28/mi
Finish· 26.22 mi
4:06:17
Rank: #17184 (-154)
25.2MFinish
11:10 | 10:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:25
Pace8:53 /mi
2nd Half
Distance13.11 mi
Time2:09:52
Pace9:54 /mi
📊Positive Split: 11.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:2928:169:0628:16
9:06
-
10K
6.21 mi11:47:4655:338:5627:17
8:47
-0:19
15K
9.32 mi12:15:391:23:268:5727:53
8:58
+0:11
20K
12.43 mi12:42:491:50:368:5427:10
8:45
-0:13
Half
13.11 mi12:48:381:56:258:535:49
8:32
-0:13
25K
15.53 mi13:10:302:18:178:5421:52
9:01
+0:29
30K
18.64 mi13:39:162:47:038:5828:46
9:16
+0:15
20M
20.00 mi13:52:102:59:579:0012:54
9:30
+0:14
21M
21.00 mi14:02:253:10:129:0310:15
10:15
+0:45
35K
21.75 mi14:09:343:17:219:047:09
9:33
-0:42
23M
23.00 mi14:23:253:31:129:1113:51
11:04
+1:31
24M
24.00 mi14:33:293:41:169:1310:04
10:04
-1:00
40K
24.85 mi14:43:023:50:499:179:33
11:10
+1:06
25.2M
25.20 mi14:47:203:55:079:204:18
12:28
+1:18
Finish
26.22 mi14:58:304:06:179:2411:10
10:57
-1:31

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

8:32 /mi

Average Pace

9:24 /mi

Slowest Pace

12:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:00:16

24% of race

Time at Steady Pace

2:06:50

51% of race

Time at Slower Pace

59:11

24% of race

Average Pace: 9:24 /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 mi11:20:2928:169:0628:16
9:06
#20456
10K
6.21 mi11:47:4655:338:5627:17
8:47
#19646
15K
9.32 mi12:15:391:23:268:5727:53
8:58
#19373
20K
12.43 mi12:42:491:50:368:5427:10
8:45
#18491
Half
13.11 mi12:48:381:56:258:535:49
8:32
#18355
25K
15.53 mi13:10:302:18:178:5421:52
9:01
#17847
30K
18.64 mi13:39:162:47:038:5828:46
9:16
#17179
20M
20.00 mi13:52:102:59:579:0012:54
9:30
#16984
21M
21.00 mi14:02:253:10:129:0310:15
10:15
#16809
35K
21.75 mi14:09:343:17:219:047:09
9:33
#16744
23M
23.00 mi14:23:253:31:129:1113:51
11:04
#16934
24M
24.00 mi14:33:293:41:169:1310:04
10:04
#16921
40K
24.85 mi14:43:023:50:499:179:33
11:10
#17006
25.2M
25.20 mi14:47:203:55:079:204:18
12:28
#17030
Finish
26.22 mi14:58:304:06:179:2411:10
10:57
#17184
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi20456122851228518785(Top 74%)11615(Top 80%)11615(Top 1882%)
10K6.21 mi3.10 mi19646+81011933+35211933+35218771(Top 73%)11553(Top 79%)11553(Top 1872%)
15K9.32 mi3.11 mi19373+27311832+10111832+10118785(Top 74%)11615(Top 80%)11615(Top 1882%)
20K12.43 mi3.11 mi18491+88211439+39311439+39316057(Top 63%)10401(Top 71%)10401(Top 1686%)
Half13.11 mi0.68 mi18355+13611384+5511384+5515859(Top 62%)10278(Top 71%)10278(Top 1666%)
25K15.53 mi2.42 mi17847+50811122+26211122+26215591(Top 61%)10064(Top 69%)10064(Top 1631%)
30K18.64 mi3.11 mi17179+66810784+33810784+33814440(Top 57%)9300(Top 64%)9300(Top 1507%)
20M20.00 mi1.36 mi16984+19510659+12510659+12514504(Top 57%)9087(Top 62%)9087(Top 1473%)
21M21.00 mi1.00 mi16809+17510556+10310556+10313925(Top 55%)8624(Top 59%)8624(Top 1398%)
35K21.75 mi0.75 mi16744+6510506+5010506+5015689(Top 61%)9474(Top 65%)9474(Top 1535%)
23M23.00 mi1.25 mi16934-19010557-5110557-5118578(Top 73%)10855(Top 74%)10855(Top 1759%)
24M24.00 mi1.00 mi16921+1310534+2310534+2316528(Top 65%)9788(Top 67%)9788(Top 1586%)
40K24.85 mi0.85 mi17006-85105341053418519(Top 72%)10717(Top 74%)10717(Top 1737%)
25.2M25.20 mi0.35 mi17030-2410527+710527+718416(Top 72%)10649(Top 73%)10649(Top 1726%)
Finish26.22 mi1.02 mi17184-15410561-3410561-3421224(Top 83%)12096(Top 83%)12096(Top 1960%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21stories
+97ft-345ft

Overall

18785

Males

11615

M65-69

11615

5K→10K

3.1 - 6.2 mi

Top 73%
×5stories
+79ft-138ft

Overall

18771

Males

11553

M65-69

11553

10K→15K

6.2 - 9.3 mi

Top 74%
×3stories
+67ft-78ft

Overall

18785

Males

11615

M65-69

11615

15K→20K

9.3 - 12.4 mi

Top 63%
×5stories
+106ft-86ft

Overall

16057

Males

10401

M65-69

10401

20K→Half

12.4 - 13.1 mi

Top 62%
×2stories
+19ft-37ft

Overall

15859

Males

10278

M65-69

10278

Half→25K

13.1 - 15.5 mi

Top 61%
×4stories
+66ft-88ft

Overall

15591

Males

10064

M65-69

10064

25K→30K

15.5 - 18.6 mi

Top 57%
×9stories
+181ft-148ft

Overall

14440

Males

9300

M65-69

9300

30K→20M

18.6 - 20.0 mi

Top 57%
×5stories
+64ft-50ft

Overall

14504

Males

9087

M65-69

9087

20M→21M

20.0 - 21.0 mi

Top 55%
×8stories
+106ft-24ft

Overall

13925

Males

8624

M65-69

8624

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

15689

Males

9474

M65-69

9474

35K→23M

21.8 - 23.0 mi

Top 73%
×5stories
+23ft-63ft

Overall

18578

Males

10855

M65-69

10855

23M→24M

23.0 - 24.0 mi

Top 65%
×6stories
+12ft-82ft

Overall

16528

Males

9788

M65-69

9788

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

18519

Males

10717

M65-69

10717

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

18416

Males

10649

M65-69

10649

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2stories
+22ft-21ft

Overall

21224

Males

12096

M65-69

12096

Passing Analysis

Category:
Athletes Passed
4249
Passed By
977
Net Change
+3272
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20456
5K10K84232+810#20456#19646
10K15K36996+273#19646#19373
15K20K8853+882#19373#18491
20KHalf1360+136#18491#18355
Half25K52820+508#18355#17847
25K30K68618+668#17847#17179
30K20M22631+195#17179#16984
20M21M20025+175#16984#16809
21M35K10338+65#16809#16744
35K23M51241-190#16744#16934
23M24M8269+13#16934#16921
24M40K67152-85#16921#17006
40K25.2M3559-24#17006#17030
25.2MFinish39193-154#17030#17184
TOTALS4249977+3272
📊

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