Simon Kalechstein

Bib: 7840M

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 19%
Gender (Male)
#0 / 16105
Top 30%
Masters (Masters Men)
#0 / 10463
Top 16%
Division (M45-49)
#0 / 2386
Top 21%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:44
Rank: #5216
Start5K
20:44 | 6:40/mi
10K· 6.21 mi
41:54
Rank: #5775 (-559)
5K10K
21:10 | 6:49/mi
15K· 9.32 mi
1:02:46
Rank: #5570 (+205)
10K15K
20:52 | 6:43/mi
20K· 12.43 mi
1:23:59
Rank: #5553 (+17)
15K20K
21:13 | 6:50/mi
Half· 13.11 mi
1:28:37
Rank: #5572 (-19)
20KHalf
4:38 | 6:47/mi
25K· 15.53 mi
1:45:20
Rank: #5545 (+27)
Half25K
16:43 | 6:54/mi
30K· 18.64 mi
2:07:27
Rank: #5498 (+47)
25K30K
22:07 | 7:07/mi
20M
2:17:17
Rank: #5488 (+10)
30K20M
9:50 | 7:14/mi
21M
2:24:50
Rank: #5408 (+80)
20M21M
7:33 | 7:33/mi
35K· 21.75 mi
2:30:14
Rank: #5440 (-32)
21M35K
5:24 | 7:13/mi
23M
2:39:35
Rank: #5435 (+5)
35K23M
9:21 | 7:28/mi
24M
2:46:54
Rank: #5433 (+2)
23M24M
7:19 | 7:19/mi
40K· 24.85 mi
2:53:12
Rank: #5400 (+33)
24M40K
6:18 | 7:22/mi
25.2M
2:55:58
Rank: #5374 (+26)
40K25.2M
2:46 | 8:01/mi
Finish· 26.22 mi
3:03:14
Rank: #5362 (+12)
25.2MFinish
7:16 | 7:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:37
Pace6:46 /mi
2nd Half
Distance13.11 mi
Time1:34:37
Pace7:13 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:29:3020:446:4020:44
6:40
-
10K
6.21 mi10:50:4041:546:4521:10
6:49
+0:09
15K
9.32 mi11:11:321:02:466:4420:52
6:43
-0:06
20K
12.43 mi11:32:451:23:596:4521:13
6:50
+0:07
Half
13.11 mi11:37:231:28:376:464:38
6:47
-0:03
25K
15.53 mi11:54:061:45:206:4716:43
6:54
+0:07
30K
18.64 mi12:16:132:07:276:5022:07
7:07
+0:13
20M
20.00 mi12:26:032:17:176:529:50
7:14
+0:07
21M
21.00 mi12:33:362:24:506:547:33
7:33
+0:19
35K
21.75 mi12:39:002:30:146:545:24
7:13
-0:20
23M
23.00 mi12:48:212:39:356:569:21
7:28
+0:15
24M
24.00 mi12:55:402:46:546:577:19
7:19
-0:09
40K
24.85 mi13:01:582:53:126:586:18
7:22
+0:03
25.2M
25.20 mi13:04:442:55:586:592:46
8:01
+0:39
Finish
26.22 mi13:12:003:03:147:007:16
7:08
-0:53

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

6:40 /mi

Average Pace

7:00 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:45:20

57% of race

Time at Steady Pace

44:37

24% of race

Time at Slower Pace

33:17

18% of race

Average Pace: 6:59 /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 mi10:29:3020:446:4020:44
6:40
#5216
10K
6.21 mi10:50:4041:546:4521:10
6:49
#5775
15K
9.32 mi11:11:321:02:466:4420:52
6:43
#5570
20K
12.43 mi11:32:451:23:596:4521:13
6:50
#5553
Half
13.11 mi11:37:231:28:376:464:38
6:47
#5572
25K
15.53 mi11:54:061:45:206:4716:43
6:54
#5545
30K
18.64 mi12:16:132:07:276:5022:07
7:07
#5498
20M
20.00 mi12:26:032:17:176:529:50
7:14
#5488
21M
21.00 mi12:33:362:24:506:547:33
7:33
#5408
35K
21.75 mi12:39:002:30:146:545:24
7:13
#5440
23M
23.00 mi12:48:212:39:356:569:21
7:28
#5435
24M
24.00 mi12:55:402:46:546:577:19
7:19
#5433
40K
24.85 mi13:01:582:53:126:586:18
7:22
#5400
25.2M
25.20 mi13:04:442:55:586:592:46
8:01
#5374
Finish
26.22 mi13:12:003:03:147:007:16
7:08
#5362
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi5216485848585248(Top 18%)4854(Top 30%)4854(Top 203%)
10K6.21 mi3.10 mi5775-5595326-4685326-4686526(Top 23%)5903(Top 37%)5903(Top 247%)
15K9.32 mi3.11 mi5570+2055139+1875139+1875248(Top 18%)4854(Top 30%)4854(Top 203%)
20K12.43 mi3.11 mi5553+175115+245115+245599(Top 20%)5106(Top 32%)5106(Top 214%)
Half13.11 mi0.68 mi5572-195125-105125-106091(Top 21%)5512(Top 34%)5512(Top 231%)
25K15.53 mi2.42 mi5545+275096+295096+295634(Top 20%)5108(Top 32%)5108(Top 214%)
30K18.64 mi3.11 mi5498+475037+595037+595427(Top 19%)4878(Top 30%)4878(Top 204%)
20M20.00 mi1.36 mi5488+105019+185019+185409(Top 19%)4784(Top 30%)4784(Top 201%)
21M21.00 mi1.00 mi5408+804940+794940+794877(Top 17%)4287(Top 27%)4287(Top 180%)
35K21.75 mi0.75 mi5440-324961-214961-216698(Top 24%)5517(Top 34%)5517(Top 231%)
23M23.00 mi1.25 mi5435+54945+164945+166437(Top 23%)5250(Top 33%)5250(Top 220%)
24M24.00 mi1.00 mi5433+24932+134932+136499(Top 23%)5221(Top 32%)5221(Top 219%)
40K24.85 mi0.85 mi5400+334889+434889+436007(Top 21%)4853(Top 30%)4853(Top 203%)
25.2M25.20 mi0.35 mi5374+264860+294860+296036(Top 21%)4762(Top 30%)4762(Top 200%)
Finish26.22 mi1.02 mi5362+124837+234837+236555(Top 23%)5067(Top 31%)5067(Top 212%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

5248

Males

4854

M45-49

4854

5K→10K

3.1 - 6.2 mi

Top 23%
×5stories
+79ft-138ft

Overall

6526

Males

5903

M45-49

5903

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

5248

Males

4854

M45-49

4854

15K→20K

9.3 - 12.4 mi

Top 20%
×5stories
+106ft-86ft

Overall

5599

Males

5106

M45-49

5106

20K→Half

12.4 - 13.1 mi

Top 21%
×2stories
+19ft-37ft

Overall

6091

Males

5512

M45-49

5512

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5634

Males

5108

M45-49

5108

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

5427

Males

4878

M45-49

4878

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

5409

Males

4784

M45-49

4784

20M→21M

20.0 - 21.0 mi

Top 17%
×8stories
+106ft-24ft

Overall

4877

Males

4287

M45-49

4287

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6698

Males

5517

M45-49

5517

35K→23M

21.8 - 23.0 mi

Top 23%
×5stories
+23ft-63ft

Overall

6437

Males

5250

M45-49

5250

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6499

Males

5221

M45-49

5221

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

6007

Males

4853

M45-49

4853

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

6036

Males

4762

M45-49

4762

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6555

Males

5067

M45-49

5067

Passing Analysis

Category:
Athletes Passed
1280
Passed By
1426
Net Change
-146
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5216
5K10K39598-559#5216#5775
10K15K24136+205#5775#5570
15K20K139122+17#5570#5553
20KHalf2140-19#5553#5572
Half25K12497+27#5572#5545
25K30K199152+47#5545#5498
30K20M7969+10#5498#5488
20M21M11131+80#5488#5408
21M35K4173-32#5408#5440
35K23M8883+5#5440#5435
23M24M4947+2#5435#5433
24M40K6330+33#5433#5400
40K25.2M337+26#5400#5374
25.2MFinish5341+12#5374#5362
TOTALS12801426-146
📊

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