Marcey Crosskill

Bib: 20915F

ME

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F45-49)
#0 / 1753
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:06
Rank: #17232
Start5K
8:24/mi
26:06 split
10K· 6.21 mi
52:04
Rank: #16805 (+427)
5K10K
8:21/mi
25:58 split
15K· 9.32 mi
1:18:27
Rank: #16596 (+209)
10K15K
8:30/mi
26:23 split
20K· 12.43 mi
1:46:25
Rank: #16794 (-198)
15K20K
9:00/mi
27:58 split
Half· 13.11 mi
1:52:41
Rank: #16914 (-120)
20KHalf
9:11/mi
6:16 split
25K· 15.53 mi
2:15:55
Rank: #17107 (-193)
Half25K
9:35/mi
23:14 split
30K· 18.64 mi
2:47:19
Rank: #17254 (-147)
25K30K
10:06/mi
31:24 split
20M
3:01:02
Rank: #17216 (+38)
30K20M
10:06/mi
13:43 split
21M
3:12:14
Rank: #17247 (-31)
20M21M
11:12/mi
11:12 split
35K· 21.75 mi
3:20:17
Rank: #17347 (-100)
21M35K
10:46/mi
8:03 split
23M
3:34:12
Rank: #17483 (-136)
35K23M
11:07/mi
13:55 split
24M
3:44:17
Rank: #17454 (+29)
23M24M
10:05/mi
10:05 split
40K· 24.85 mi
3:53:46
Rank: #17470 (-16)
24M40K
11:05/mi
9:29 split
25.2M
3:58:21
Rank: #17518 (-48)
40K25.2M
13:17/mi
4:35 split
Finish· 26.22 mi
4:09:08
Rank: #17590 (-72)
25.2MFinish
10:35/mi
10:47 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:41
Pace8:36 /mi
2nd Half
Distance13.11 mi
Time2:16:27
Pace10:25 /mi
📊Positive Split: 21.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:1726:068:2426:06
8:24
-
10K
6.21 mi11:46:1552:048:2325:58
8:21
-0:03
15K
9.32 mi12:12:381:18:278:2526:23
8:30
+0:09
20K
12.43 mi12:40:361:46:258:3427:58
9:00
+0:30
Half
13.11 mi12:46:521:52:418:366:16
9:11
+0:11
25K
15.53 mi13:10:062:15:558:4523:14
9:35
+0:24
30K
18.64 mi13:41:302:47:198:5931:24
10:06
+0:31
20M
20.00 mi13:55:133:01:029:0313:43
10:06
0:00
21M
21.00 mi14:06:253:12:149:0911:12
11:12
+1:06
35K
21.75 mi14:14:283:20:179:138:03
10:46
-0:26
23M
23.00 mi14:28:233:34:129:1913:55
11:07
+0:21
24M
24.00 mi14:38:283:44:179:2110:05
10:05
-1:02
40K
24.85 mi14:47:573:53:469:249:29
11:05
+1:00
25.2M
25.20 mi14:52:323:58:219:284:35
13:17
+2:12
Finish
26.22 mi15:03:194:09:089:3110:47
10:35
-2:42

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

8:21 /mi

Average Pace

9:31 /mi

Slowest Pace

13:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:41

45% of race

Time at Steady Pace

1:29:13

36% of race

Time at Slower Pace

47:14

19% of race

Average Pace: 9:30 /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 mi11:20:1726:068:2426:06
8:24
#17232
10K
6.21 mi11:46:1552:048:2325:58
8:21
#16805
15K
9.32 mi12:12:381:18:278:2526:23
8:30
#16596
20K
12.43 mi12:40:361:46:258:3427:58
9:00
#16794
Half
13.11 mi12:46:521:52:418:366:16
9:11
#16914
25K
15.53 mi13:10:062:15:558:4523:14
9:35
#17107
30K
18.64 mi13:41:302:47:198:5931:24
10:06
#17254
20M
20.00 mi13:55:133:01:029:0313:43
10:06
#17216
21M
21.00 mi14:06:253:12:149:0911:12
11:12
#17247
35K
21.75 mi14:14:283:20:179:138:03
10:46
#17347
23M
23.00 mi14:28:233:34:129:1913:55
11:07
#17483
24M
24.00 mi14:38:283:44:179:2110:05
10:05
#17454
40K
24.85 mi14:47:573:53:469:249:29
11:05
#17470
25.2M
25.20 mi14:52:323:58:219:284:35
13:17
#17518
Finish
26.22 mi15:03:194:09:089:3110:47
10:35
#17590
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi172326297629716368(Top 64%)5789(Top 53%)5789(Top 330%)
10K6.21 mi3.10 mi16805+4276044+2536044+25316480(Top 65%)5814(Top 53%)5814(Top 332%)
15K9.32 mi3.11 mi16596+2095906+1385906+13816368(Top 64%)5789(Top 53%)5789(Top 330%)
20K12.43 mi3.11 mi16794-1986045-1396045-13917344(Top 68%)6344(Top 58%)6344(Top 362%)
Half13.11 mi0.68 mi16914-1206122-776122-7719039(Top 75%)7356(Top 67%)7356(Top 420%)
25K15.53 mi2.42 mi17107-1936262-1406262-14017816(Top 70%)6717(Top 61%)6717(Top 383%)
30K18.64 mi3.11 mi17254-1476403-1416403-14117681(Top 69%)6878(Top 63%)6878(Top 392%)
20M20.00 mi1.36 mi17216+386410-76410-716804(Top 66%)6619(Top 61%)6619(Top 378%)
21M21.00 mi1.00 mi17247-316464-546464-5416879(Top 66%)6790(Top 62%)6790(Top 387%)
35K21.75 mi0.75 mi17347-1006537-736537-7319258(Top 75%)7959(Top 73%)7959(Top 454%)
23M23.00 mi1.25 mi17483-1366637-1006637-10018749(Top 73%)7766(Top 71%)7766(Top 443%)
24M24.00 mi1.00 mi17454+296649-126649-1216595(Top 65%)6740(Top 62%)6740(Top 384%)
40K24.85 mi0.85 mi17470-166694-456694-4518336(Top 72%)7663(Top 70%)7663(Top 437%)
25.2M25.20 mi0.35 mi17518-486734-406734-4020311(Top 79%)8664(Top 79%)8664(Top 494%)
Finish26.22 mi1.02 mi17590-726802-686802-6820249(Top 79%)8599(Top 79%)8599(Top 491%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21story building
+97ft-345ft

Overall

16368

Females

5789

F45-49

5789

5K→10K

3.1 - 6.2 mi

Top 65%
×5story building
+79ft-138ft

Overall

16480

Females

5814

F45-49

5814

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+67ft-78ft

Overall

16368

Females

5789

F45-49

5789

15K→20K

9.3 - 12.4 mi

Top 68%
×5story building
+106ft-86ft

Overall

17344

Females

6344

F45-49

6344

20K→Half

12.4 - 13.1 mi

Top 75%
×2story building
+19ft-37ft

Overall

19039

Females

7356

F45-49

7356

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

17816

Females

6717

F45-49

6717

25K→30K

15.5 - 18.6 mi

Top 69%
×9story building
+181ft-148ft

Overall

17681

Females

6878

F45-49

6878

30K→20M

18.6 - 20.0 mi

Top 66%
×5story building
+64ft-50ft

Overall

16804

Females

6619

F45-49

6619

20M→21M

20.0 - 21.0 mi

Top 66%
×8story building
+106ft-24ft

Overall

16879

Females

6790

F45-49

6790

21M→35K

21.0 - 21.8 mi

Top 75%
×7story building
+17ft-86ft

Overall

19258

Females

7959

F45-49

7959

35K→23M

21.8 - 23.0 mi

Top 73%
×5story building
+23ft-63ft

Overall

18749

Females

7766

F45-49

7766

23M→24M

23.0 - 24.0 mi

Top 65%
×6story building
+12ft-82ft

Overall

16595

Females

6740

F45-49

6740

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

18336

Females

7663

F45-49

7663

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

20311

Females

8664

F45-49

8664

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

20249

Females

8599

F45-49

8599

Passing Analysis

Category:
Athletes Passed
2000
Passed By
2358
Net Change
-358
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17232
5K10K551124+427#17232#16805
10K15K338129+209#16805#16596
15K20K195393-198#16596#16794
20KHalf14134-120#16794#16914
Half25K143336-193#16914#17107
25K30K217364-147#17107#17254
30K20M12284+38#17254#17216
20M21M89120-31#17216#17247
21M35K47147-100#17247#17347
35K23M75211-136#17347#17483
23M24M7950+29#17483#17454
24M40K6076-16#17454#17470
40K25.2M2270-48#17470#17518
25.2MFinish48120-72#17518#17590
TOTALS20002358-358
📊

Passing Visuals

Category:
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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