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SHAMROCK MARATHON HALF 2025

Mackenzie Maison

Reston, VA

Bib: 6381 NOT SPECIFIED 30

0:00
0:00
/ mi
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Overall
#0 / 5662
Gender (Not Specified)
#0 / 9
Top 44%
Division (N30-34)
#0 / 4
Top 50%
Race Day Weather
71°/61°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
7 ft elev
5K· 3.11 mi
9:36/mi
29:49
↑ 26↓ 31
1 ft elev
10K· 6.21 mi
10:10/mi
1:01:24
↑ 38↓ 170.1%
22 ft elev
15K· 9.32 mi
10:51/mi
1:35:04
↑ 26↓ 440.1%
5 ft elev
20K· 12.43 mi
12:08/mi
2:12:45
↑ 35↓ 22
17 ft elev
Finish· 13.10 mi
12:26/mi
2:21:05
↓ 130.2%
11 ft elev
Course Elevation
-8–55 ft
≈
×5story building
•▲ 331 ft climb · ▼ 310 ft descent

The Course

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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
29:499:363.11 mi29:49
9:36
-
10K
1:01:249:533.10 mi31:35
10:10
+0:34
15K
1:35:0410:123.11 mi33:40
10:51
+0:41
20K
2:12:4510:413.11 mi37:41
12:08
+1:17
Finish(13.10 mi)
2:21:0510:470.67 mi8:20
12:26
+0:18
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:36 /mi

Average Pace

10:46 /mi

Slowest Pace

12:26 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:01:24

44% of race

Time at Steady Pace

33:40

24% of race

Time at Slower Pace

46:01

33% of race

Average Pace: 10:46 /mi

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

Heatmap

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0mi3.3mi6.5mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallNOT SPECIFIEDN30-34Seg. OverallSeg. NOT SPECIFIEDSeg. N30-34
5K3.11 mi225621297631
10K3.10 mi2406-1503-11258031
15K3.11 mi2612-20631297631
20K3.11 mi2992-3804-11379961
Finish(13.10 mi)0.67 mi3045-5341398961

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×1story
+26ft-31ft

Overall

2976

NOT SPECIFIED

3

N30-34

1

5K→10K

3.1 - 6.2 mi

Top 46%
×2story building
+38ft-17ft

Overall

2580

NOT SPECIFIED

3

N30-34

1

10K→15K

6.2 - 9.3 mi

Top 53%
×2story building
+26ft-44ft

Overall

2976

NOT SPECIFIED

3

N30-34

1

15K→20K

9.3 - 12.4 mi

Top 67%
×1story
+35ft-22ft

Overall

3799

NOT SPECIFIED

6

N30-34

1

20K→Finish

12.4 - 13.1 mi

Top 70%
×1human
+7ft-13ft

Overall

3989

NOT SPECIFIED

6

N30-34

1

Passing Analysis

Category:
Passed
95
Passed By
884
Net Change
-789
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2256
5K → 10K66216-150#2256#2406
10K → 15K16222-206#2406#2612
15K → 20K7387-380#2612#2992
20K → Finish659-53#2992#3045
TOTALS95884-789

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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Finisher Certificate
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Questions or issues regarding timing data?

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