Lisa O'Connor

Dedham, MA

Bib: 18249 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 15907
Gender (Female)
#0 / 5973
Masters (Masters Women)
#0 / 2230
Division (F50-54)
#0 / 436
Race Day Weather
43°/33°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
11:11/mi
34:46
279164
10K· 6.21 mi
10:57/mi
1:08:48
103217
15K· 9.32 mi
13:04/mi
1:49:25
5155
21K· 13.05 mi
11:21/mi
2:31:44
2037
25K· 15.53 mi
12:16/mi
3:02:14
35
30K· 18.64 mi
12:34/mi
3:41:16
5857
35K· 21.75 mi
13:02/mi
4:21:45
9892
40K· 24.85 mi
12:22/mi
5:00:11
3653
Finish· 26.22 mi
11:49/mi
5:16:18
8024
Course Elevation
3237 ft
×20story building
764 ft climb · 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:31:4411:38 /mi⚡ faster
2nd Half
2:44:3312:30 /mi+8.4%
Positive split — 8.4% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
34:4611:113.11 mi34:46
11:11
-
10K
1:08:4811:043.10 mi34:02
10:57
-0:14
15K
1:49:2511:443.11 mi40:37
13:04
+2:07
21K
2:31:4411:383.73 mi42:19
11:21
-1:43
25K
3:02:1411:442.48 mi30:30
12:16
+0:55
30K
3:41:1611:523.11 mi39:02
12:34
+0:18
35K
4:21:4512:023.11 mi40:29
13:02
+0:28
40K
5:00:1112:053.10 mi38:26
12:22
-0:40
Finish(26.22 mi)
5:16:1812:041.37 mi16:07
11:49
-0:33
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:57 /mi

Average Pace

12:04 /mi

Slowest Pace

13:04 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:07:14

40% of race

Time at Steady Pace

1:47:58

34% of race

Time at Slower Pace

1:21:06

26% of race

Average Pace: 12:04 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi122354008225152295553364
10K3.10 mi12587-3524187-179239-14129294361253
15K3.11 mi14012-14254871-684293-54152295553364
21K3.73 mi13409+6034583+288263+30119533912219
25K2.48 mi13387+224625-42268-5132864749291
30K3.11 mi13079+3084526+99259+9119744233245
35K3.11 mi12915+1644508+18257+2118994342254
40K3.10 mi12472+4434347+161245+1298663589187
Finish(26.22 mi)1.37 mi12295+1774287+60240+594463445165

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
×18story building
+279ft-164ft

Overall

15229

Females

5553

F50-54

5553

5K→10K

3.1 - 6.2 mi

Top 81%
×11story building
+103ft-217ft

Overall

12929

Females

4361

F50-54

4361

10K→15K

6.2 - 9.3 mi

Top 96%
×3story building
+51ft-55ft

Overall

15229

Females

5553

F50-54

5553

15K→21K

9.3 - 13.1 mi

Top 75%
×1story
+20ft-37ft

Overall

11953

Females

3912

F50-54

3912

21K→25K

13.1 - 15.5 mi

Top 84%
×2story building
+35ft-8ft

Overall

13286

Females

4749

F50-54

4749

25K→30K

15.5 - 18.6 mi

Top 75%
×2story building
+58ft-57ft

Overall

11974

Females

4233

F50-54

4233

30K→35K

18.6 - 21.8 mi

Top 75%
×2story building
+98ft-92ft

Overall

11899

Females

4342

F50-54

4342

35K→40K

21.8 - 24.9 mi

Top 62%
×2story building
+36ft-53ft

Overall

9866

Females

3589

F50-54

3589

40K→Finish

24.9 - 26.2 mi

Top 59%
×5story building
+80ft-24ft

Overall

9446

Females

3445

F50-54

3445

Passing Analysis

Category:
Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#12235
5K10K
44896*-352
#12235 #12587
10K15K
145227*-1425
#12587 #14012
15K21K
9612*+603
#14012 #13409
21K25K
152174*+22
#13409 #13387
25K30K
65373*+308
#13387 #13079
30K35K
78242*+164
#13079 #12915
35K40K
15458*+443
#12915 #12472
40KFinish
11188*+177
#12472 #12295
TOTALS
22302170*-60
#12235 #12295

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Visualized

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

U.S. Marine Corps Community Services (MCCS)

Timing Productions