Corey Nislow

Bib: 11260M

BC

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 28%
Gender (Male)
#0 / 16105
Top 41%
Masters (Masters Men)
#0 / 10463
Top 28%
Division (M55-59)
#0 / 1648
Top 11%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:44
Rank: #7776
Start5K
21:44 | 7:00/mi
10K· 6.21 mi
42:55
Rank: #7197 (+579)
5K10K
21:11 | 6:49/mi
15K· 9.32 mi
1:04:10
Rank: #6949 (+248)
10K15K
21:15 | 6:50/mi
20K· 12.43 mi
1:25:56
Rank: #6938 (+11)
15K20K
21:46 | 7:00/mi
Half· 13.11 mi
1:30:39
Rank: #6943 (-5)
20KHalf
4:43 | 6:55/mi
25K· 15.53 mi
1:48:53
Rank: #7324 (-381)
Half25K
18:14 | 7:31/mi
30K· 18.64 mi
2:12:59
Rank: #7565 (-241)
25K30K
24:06 | 7:45/mi
20M
2:23:26
Rank: #7546 (+19)
30K20M
10:27 | 7:41/mi
21M
2:31:45
Rank: #7564 (-18)
20M21M
8:19 | 8:19/mi
35K· 21.75 mi
2:37:38
Rank: #7660 (-96)
21M35K
5:53 | 7:52/mi
23M
2:48:51
Rank: #8152 (-492)
35K23M
11:13 | 8:58/mi
24M
2:56:25
Rank: #8109 (+43)
23M24M
7:34 | 7:34/mi
40K· 24.85 mi
3:02:57
Rank: #8067 (+42)
24M40K
6:32 | 7:38/mi
25.2M
3:05:48
Rank: #8040 (+27)
40K25.2M
2:51 | 8:16/mi
Finish· 26.22 mi
3:13:12
Rank: #7971 (+69)
25.2MFinish
7:24 | 7:16/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:39
Pace6:55 /mi
2nd Half
Distance13.11 mi
Time1:42:33
Pace7:49 /mi
📊Positive Split: 13.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:2021:447:0021:44
7:00
-
10K
6.21 mi11:09:3142:556:5421:11
6:49
-0:11
15K
9.32 mi11:30:461:04:106:5321:15
6:50
+0:01
20K
12.43 mi11:52:321:25:566:5521:46
7:00
+0:10
Half
13.11 mi11:57:151:30:396:554:43
6:55
-0:05
25K
15.53 mi12:15:291:48:537:0118:14
7:31
+0:36
30K
18.64 mi12:39:352:12:597:0824:06
7:45
+0:14
20M
20.00 mi12:50:022:23:267:1010:27
7:41
-0:04
21M
21.00 mi12:58:212:31:457:148:19
8:19
+0:38
35K
21.75 mi13:04:142:37:387:155:53
7:52
-0:27
23M
23.00 mi13:15:272:48:517:2011:13
8:58
+1:06
24M
24.00 mi13:23:012:56:257:217:34
7:34
-1:24
40K
24.85 mi13:29:333:02:577:226:32
7:38
+0:04
25.2M
25.20 mi13:32:243:05:487:222:51
8:16
+0:38
Finish
26.22 mi13:39:483:13:127:227:24
7:16
-1:00

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

6:49 /mi

Average Pace

7:22 /mi

Slowest Pace

8:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:30:39

47% of race

Time at Steady Pace

1:20:10

41% of race

Time at Slower Pace

22:23

12% of race

Average Pace: 7:22 /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 mi10:48:2021:447:0021:44
7:00
#7776
10K
6.21 mi11:09:3142:556:5421:11
6:49
#7197
15K
9.32 mi11:30:461:04:106:5321:15
6:50
#6949
20K
12.43 mi11:52:321:25:566:5521:46
7:00
#6938
Half
13.11 mi11:57:151:30:396:554:43
6:55
#6943
25K
15.53 mi12:15:291:48:537:0118:14
7:31
#7324
30K
18.64 mi12:39:352:12:597:0824:06
7:45
#7565
20M
20.00 mi12:50:022:23:267:1010:27
7:41
#7546
21M
21.00 mi12:58:212:31:457:148:19
8:19
#7564
35K
21.75 mi13:04:142:37:387:155:53
7:52
#7660
23M
23.00 mi13:15:272:48:517:2011:13
8:58
#8152
24M
24.00 mi13:23:012:56:257:217:34
7:34
#8109
40K
24.85 mi13:29:333:02:577:226:32
7:38
#8067
25.2M
25.20 mi13:32:243:05:487:222:51
8:16
#8040
Finish
26.22 mi13:39:483:13:127:227:24
7:16
#7971
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi7776685168516484(Top 23%)5858(Top 36%)5858(Top 355%)
10K6.21 mi3.10 mi7197+5796444+4076444+4076602(Top 23%)5968(Top 37%)5968(Top 362%)
15K9.32 mi3.11 mi6949+2486244+2006244+2006484(Top 23%)5858(Top 36%)5858(Top 355%)
20K12.43 mi3.11 mi6938+116231+136231+136903(Top 24%)6136(Top 38%)6136(Top 372%)
Half13.11 mi0.68 mi6943-56232-16232-16999(Top 25%)6219(Top 39%)6219(Top 377%)
25K15.53 mi2.42 mi7324-3816486-2546486-25410108(Top 36%)7933(Top 49%)7933(Top 481%)
30K18.64 mi3.11 mi7565-2416606-1206606-1209594(Top 34%)7470(Top 46%)7470(Top 453%)
20M20.00 mi1.36 mi7546+196548+586548+588253(Top 29%)6590(Top 41%)6590(Top 400%)
21M21.00 mi1.00 mi7564-186525+236525+239298(Top 33%)6982(Top 43%)6982(Top 424%)
35K21.75 mi0.75 mi7660-966571-466571-4611227(Top 40%)7954(Top 49%)7954(Top 483%)
23M23.00 mi1.25 mi8152-4926835-2646835-26416001(Top 56%)10061(Top 62%)10061(Top 610%)
24M24.00 mi1.00 mi8109+436769+666769+668140(Top 29%)6198(Top 38%)6198(Top 376%)
40K24.85 mi0.85 mi8067+426713+566713+567681(Top 27%)5819(Top 36%)5819(Top 353%)
25.2M25.20 mi0.35 mi8040+276686+276686+277412(Top 26%)5577(Top 35%)5577(Top 338%)
Finish26.22 mi1.02 mi7971+696614+726614+727477(Top 26%)5610(Top 35%)5610(Top 340%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21stories
+97ft-345ft

Overall

6484

Males

5858

M55-59

5858

5K→10K

3.1 - 6.2 mi

Top 23%
×5stories
+79ft-138ft

Overall

6602

Males

5968

M55-59

5968

10K→15K

6.2 - 9.3 mi

Top 23%
×3stories
+67ft-78ft

Overall

6484

Males

5858

M55-59

5858

15K→20K

9.3 - 12.4 mi

Top 24%
×5stories
+106ft-86ft

Overall

6903

Males

6136

M55-59

6136

20K→Half

12.4 - 13.1 mi

Top 25%
×2stories
+19ft-37ft

Overall

6999

Males

6219

M55-59

6219

Half→25K

13.1 - 15.5 mi

Top 36%
×4stories
+66ft-88ft

Overall

10108

Males

7933

M55-59

7933

25K→30K

15.5 - 18.6 mi

Top 34%
×9stories
+181ft-148ft

Overall

9594

Males

7470

M55-59

7470

30K→20M

18.6 - 20.0 mi

Top 29%
×5stories
+64ft-50ft

Overall

8253

Males

6590

M55-59

6590

20M→21M

20.0 - 21.0 mi

Top 33%
×8stories
+106ft-24ft

Overall

9298

Males

6982

M55-59

6982

21M→35K

21.0 - 21.8 mi

Top 40%
×7stories
+17ft-86ft

Overall

11227

Males

7954

M55-59

7954

35K→23M

21.8 - 23.0 mi

Top 56%
×5stories
+23ft-63ft

Overall

16001

Males

10061

M55-59

10061

23M→24M

23.0 - 24.0 mi

Top 29%
×6stories
+12ft-82ft

Overall

8140

Males

6198

M55-59

6198

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7681

Males

5819

M55-59

5819

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

7412

Males

5577

M55-59

5577

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2stories
+22ft-21ft

Overall

7477

Males

5610

M55-59

5610

Passing Analysis

Category:
Athletes Passed
1798
Passed By
1993
Net Change
-195
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7776
5K10K60627+579#7776#7197
10K15K28032+248#7197#6949
15K20K147136+11#6949#6938
20KHalf2025-5#6938#6943
Half25K42423-381#6943#7324
25K30K121362-241#7324#7565
30K20M10788+19#7565#7546
20M21M82100-18#7546#7564
21M35K33129-96#7564#7660
35K23M26518-492#7660#8152
23M24M9956+43#8152#8109
24M40K8341+42#8109#8067
40K25.2M4417+27#8067#8040
25.2MFinish10839+69#8040#7971
TOTALS17981993-195
📊

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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Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing