Robert Leahy

Cambridge, MA

Bib: 19175 M

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 45%
Gender (Male)
#0 / 17709
Division (M30-34)
#0 / 2603
Race Day Weather
42°/32°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:29/mi
32:34
279164
10K· 6.21 mi
9:39/mi
1:02:34
103217
15K· 9.32 mi
10:29/mi
1:35:08
5155
21K· 13.05 mi
10:02/mi
2:12:33
2037
25K· 15.53 mi
10:01/mi
2:37:28
35
30K· 18.64 mi
10:38/mi
3:10:31
5857
35K· 21.75 mi
10:53/mi
3:44:20
9892
40K· 24.85 mi
11:31/mi
4:20:07
3653
Finish· 26.22 mi
11:20/mi
4:35:34
8024
Course Elevation
3237 ft
×20story building
764 ft climb · 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:12:3310:09 /mi⚡ faster
2nd Half
2:23:0010:51 /mi+7.9%
Positive split — 7.9% 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
32:3410:293.11 mi32:34
10:29
-
10K
1:02:3410:043.10 mi30:00
9:39
-0:50
15K
1:35:0810:123.11 mi32:34
10:29
+0:50
21K
2:12:3310:093.73 mi37:25
10:02
-0:27
25K
2:37:2810:082.48 mi24:55
10:01
-0:01
30K
3:10:3110:133.11 mi33:03
10:38
+0:37
35K
3:44:2010:193.11 mi33:49
10:53
+0:15
40K
4:20:0710:283.10 mi35:47
11:31
+0:38
Finish(26.22 mi)
4:35:3410:311.37 mi15:27
11:20
-0:11
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:39 /mi

Average Pace

10:31 /mi

Slowest Pace

11:31 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:37:28

57% of race

Time at Steady Pace

1:22:19

30% of race

Time at Slower Pace

35:47

13% of race

Average Pace: 10:31 /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. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
5K3.11 mi1469810108166217724117911916
10K3.10 mi14021+6779721+3871604+581349194321569
15K3.11 mi15190-116910383-6621710-10617724117911916
21K3.73 mi14514+6769974+4091655+551336792591549
25K2.48 mi14253+2619758+2161621+341367192671529
30K3.11 mi13907+3469486+2721572+491324488211455
35K3.11 mi13541+3669147+3391496+761257380591319
40K3.10 mi13417+1248961+1861475+211344482661326
Finish(26.22 mi)1.37 mi13359+588891+701465+101322281301326

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×18story building
+279ft-164ft

Overall

17724

Males

11791

M30-34

11791

5K→10K

3.1 - 6.2 mi

Top 45%
×11story building
+103ft-217ft

Overall

13491

Males

9432

M30-34

9432

10K→15K

6.2 - 9.3 mi

Top 59%
×3story building
+51ft-55ft

Overall

17724

Males

11791

M30-34

11791

15K→21K

9.3 - 13.1 mi

Top 44%
×1story
+20ft-37ft

Overall

13367

Males

9259

M30-34

9259

21K→25K

13.1 - 15.5 mi

Top 45%
×2story building
+35ft-8ft

Overall

13671

Males

9267

M30-34

9267

25K→30K

15.5 - 18.6 mi

Top 44%
×2story building
+58ft-57ft

Overall

13244

Males

8821

M30-34

8821

30K→35K

18.6 - 21.8 mi

Top 42%
×2story building
+98ft-92ft

Overall

12573

Males

8059

M30-34

8059

35K→40K

21.8 - 24.9 mi

Top 45%
×2story building
+36ft-53ft

Overall

13444

Males

8266

M30-34

8266

40K→Finish

24.9 - 26.2 mi

Top 44%
×5story building
+80ft-24ft

Overall

13222

Males

8130

M30-34

8130

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#14698
5K10K
160837*+677
#14698 #14021
10K15K
124778*-1169
#14021 #15190
15K21K
80756*+676
#15190 #14514
21K25K
137398*+261
#14514 #14253
25K30K
153499*+346
#14253 #13907
30K35K
200566*+366
#13907 #13541
35K40K
265389*+124
#13541 #13417
40KFinish
100158*+58
#13417 #13359
TOTALS
23423681*+1339
#14698 #13359

* 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