Kelsey Lacross

Bib: 20092F

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 41%
Masters (Masters Women)
#0 / 6263
Top 30%
Division (F45-49)
#0 / 1753
Top 38%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:45
Rank: #11895
Start5K
23:45 | 7:39/mi
10K· 6.21 mi
48:17
Rank: #12657 (-762)
5K10K
24:32 | 7:54/mi
15K· 9.32 mi
1:13:52
Rank: #13504 (-847)
10K15K
25:35 | 8:14/mi
20K· 12.43 mi
1:40:21
Rank: #13907 (-403)
15K20K
26:29 | 8:31/mi
Half· 13.11 mi
1:46:00
Rank: #13927 (-20)
20KHalf
5:39 | 8:17/mi
25K· 15.53 mi
2:07:06
Rank: #13918 (+9)
Half25K
21:06 | 8:42/mi
30K· 18.64 mi
2:35:17
Rank: #13792 (+126)
25K30K
28:11 | 9:04/mi
20M
2:48:25
Rank: #13912 (-120)
30K20M
13:08 | 9:40/mi
21M
2:58:15
Rank: #13773 (+139)
20M21M
9:50 | 9:50/mi
35K· 21.75 mi
3:04:57
Rank: #13698 (+75)
21M35K
6:42 | 8:57/mi
23M
3:16:17
Rank: #13575 (+123)
35K23M
11:20 | 9:03/mi
24M
3:25:18
Rank: #13472 (+103)
23M24M
9:01 | 9:01/mi
40K· 24.85 mi
3:33:35
Rank: #13480 (-8)
24M40K
8:17 | 9:41/mi
25.2M
3:37:28
Rank: #13490 (-10)
40K25.2M
3:53 | 11:16/mi
Finish· 26.22 mi
3:46:17
Rank: #13445 (+45)
25.2MFinish
8:49 | 8:39/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:00
Pace8:05 /mi
2nd Half
Distance13.11 mi
Time2:00:17
Pace9:11 /mi
📊Positive Split: 13.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:0923:457:3923:45
7:39
-
10K
6.21 mi11:43:4148:177:4624:32
7:54
+0:15
15K
9.32 mi12:09:161:13:527:5625:35
8:14
+0:20
20K
12.43 mi12:35:451:40:218:0426:29
8:31
+0:17
Half
13.11 mi12:41:241:46:008:055:39
8:17
-0:14
25K
15.53 mi13:02:302:07:068:1121:06
8:42
+0:25
30K
18.64 mi13:30:412:35:178:2028:11
9:04
+0:22
20M
20.00 mi13:43:492:48:258:2513:08
9:40
+0:36
21M
21.00 mi13:53:392:58:158:299:50
9:50
+0:10
35K
21.75 mi14:00:213:04:578:306:42
8:57
-0:53
23M
23.00 mi14:11:413:16:178:3211:20
9:03
+0:06
24M
24.00 mi14:20:423:25:188:339:01
9:01
-0:02
40K
24.85 mi14:28:593:33:358:368:17
9:41
+0:40
25.2M
25.20 mi14:32:523:37:288:383:53
11:16
+1:35
Finish
26.22 mi14:41:413:46:178:388:49
8:39
-2:37

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

7:39 /mi

Average Pace

8:38 /mi

Slowest Pace

11:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:19:31

35% of race

Time at Steady Pace

1:51:38

49% of race

Time at Slower Pace

35:08

16% of race

Average Pace: 8:38 /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 mi11:19:0923:457:3923:45
7:39
#11895
10K
6.21 mi11:43:4148:177:4624:32
7:54
#12657
15K
9.32 mi12:09:161:13:527:5625:35
8:14
#13504
20K
12.43 mi12:35:451:40:218:0426:29
8:31
#13907
Half
13.11 mi12:41:241:46:008:055:39
8:17
#13927
25K
15.53 mi13:02:302:07:068:1121:06
8:42
#13918
30K
18.64 mi13:30:412:35:178:2028:11
9:04
#13792
20M
20.00 mi13:43:492:48:258:2513:08
9:40
#13912
21M
21.00 mi13:53:392:58:158:299:50
9:50
#13773
35K
21.75 mi14:00:213:04:578:306:42
8:57
#13698
23M
23.00 mi14:11:413:16:178:3211:20
9:03
#13575
24M
24.00 mi14:20:423:25:188:339:01
9:01
#13472
40K
24.85 mi14:28:593:33:358:368:17
9:41
#13480
25.2M
25.20 mi14:32:523:37:288:383:53
11:16
#13490
Finish
26.22 mi14:41:413:46:178:388:49
8:39
#13445
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi118953071307114914(Top 58%)4914(Top 45%)4914(Top 280%)
10K6.21 mi3.10 mi12657-7623531-4603531-46013423(Top 53%)4006(Top 37%)4006(Top 229%)
15K9.32 mi3.11 mi13504-8474056-5254056-52514914(Top 58%)4914(Top 45%)4914(Top 280%)
20K12.43 mi3.11 mi13907-4034305-2494305-24914930(Top 58%)4964(Top 45%)4964(Top 283%)
Half13.11 mi0.68 mi13927-204320-154320-1514520(Top 57%)4765(Top 44%)4765(Top 272%)
25K15.53 mi2.42 mi13918+94354-344354-3414090(Top 55%)4658(Top 43%)4658(Top 266%)
30K18.64 mi3.11 mi13792+1264364-104364-1013581(Top 53%)4611(Top 42%)4611(Top 263%)
20M20.00 mi1.36 mi13912-1204487-1234487-12315216(Top 60%)5793(Top 53%)5793(Top 330%)
21M21.00 mi1.00 mi13773+1394465+224465+2212284(Top 48%)4407(Top 40%)4407(Top 251%)
35K21.75 mi0.75 mi13698+754458+74458+713106(Top 51%)4859(Top 44%)4859(Top 277%)
23M23.00 mi1.25 mi13575+1234454+44454+411459(Top 45%)4137(Top 38%)4137(Top 236%)
24M24.00 mi1.00 mi13472+1034440+144440+1412261(Top 48%)4547(Top 42%)4547(Top 259%)
40K24.85 mi0.85 mi13480-84481-414481-4113847(Top 54%)5451(Top 50%)5451(Top 311%)
25.2M25.20 mi0.35 mi13490-104503-224503-2215354(Top 60%)6192(Top 57%)6192(Top 353%)
Finish26.22 mi1.02 mi13445+454515-124515-1212382(Top 48%)4658(Top 43%)4658(Top 266%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21stories
+97ft-345ft

Overall

14914

Females

4914

F45-49

4914

5K→10K

3.1 - 6.2 mi

Top 53%
×5stories
+79ft-138ft

Overall

13423

Females

4006

F45-49

4006

10K→15K

6.2 - 9.3 mi

Top 58%
×3stories
+67ft-78ft

Overall

14914

Females

4914

F45-49

4914

15K→20K

9.3 - 12.4 mi

Top 58%
×5stories
+106ft-86ft

Overall

14930

Females

4964

F45-49

4964

20K→Half

12.4 - 13.1 mi

Top 57%
×2stories
+19ft-37ft

Overall

14520

Females

4765

F45-49

4765

Half→25K

13.1 - 15.5 mi

Top 55%
×4stories
+66ft-88ft

Overall

14090

Females

4658

F45-49

4658

25K→30K

15.5 - 18.6 mi

Top 53%
×9stories
+181ft-148ft

Overall

13581

Females

4611

F45-49

4611

30K→20M

18.6 - 20.0 mi

Top 60%
×5stories
+64ft-50ft

Overall

15216

Females

5793

F45-49

5793

20M→21M

20.0 - 21.0 mi

Top 48%
×8stories
+106ft-24ft

Overall

12284

Females

4407

F45-49

4407

21M→35K

21.0 - 21.8 mi

Top 51%
×7stories
+17ft-86ft

Overall

13106

Females

4859

F45-49

4859

35K→23M

21.8 - 23.0 mi

Top 45%
×5stories
+23ft-63ft

Overall

11459

Females

4137

F45-49

4137

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

12261

Females

4547

F45-49

4547

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

13847

Females

5451

F45-49

5451

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

15354

Females

6192

F45-49

6192

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2stories
+22ft-21ft

Overall

12382

Females

4658

F45-49

4658

Passing Analysis

Category:
Athletes Passed
1876
Passed By
3426
Net Change
-1550
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11895
5K10K83845-762#11895#12657
10K15K59906-847#12657#13504
15K20K146549-403#13504#13907
20KHalf3757-20#13907#13927
Half25K217208+9#13927#13918
25K30K345219+126#13918#13792
30K20M93213-120#13792#13912
20M21M21576+139#13912#13773
21M35K12045+75#13773#13698
35K23M18663+123#13698#13575
23M24M14037+103#13575#13472
24M40K8896-8#13472#13480
40K25.2M4353-10#13480#13490
25.2MFinish10459+45#13490#13445
TOTALS18763426-1550
📊

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