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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON HALF 2025

Cathy Ahn

Bib: 7053 •F •Age: 50

Arlington, VA

Shamrock Marathon - Half logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 5662
Gender (Female)
#0 / 3242
Top 44%
Masters (Masters Women)
#0 / 1369
Top 34%
Age Group (F50-54)
Official
#0 / 254
Calculated (F50-54)
#0 / 254
Top 33%
Race Day Weather
71°/61°F
overcast clouds
Personalized for Cathy

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment · 10:18/mi at mile 3.1

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Potential Focus Areas
One-time purchase · Instant access · Downloadable PDF · Shareable report

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
32:00
3.11 mi
Rank: #3064
Start → 5K
32:00 | 10:18/mi
10K
1:05:28
6.21 mi
Rank: #3112 (-48)
5K → 10K
33:28 | 10:47/mi
15K
1:40:10
9.32 mi
Rank: #3133 (-21)
10K → 15K
34:42 | 11:11/mi
20K
2:14:07
12.43 mi
Rank: #3079 (+54)
15K → 20K
33:57 | 10:56/mi
Finish
2:21:40
13.10 mi
Rank: #3075 (+4)
20K → Finish
7:33 | 11:16/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:10:2532:0010:1832:00
10:18
-
10K
6.21 mi08:43:531:05:2810:3333:28
10:47
+0:29
15K
9.32 mi09:18:351:40:1010:4534:42
11:11
+0:24
20K
12.43 mi09:52:322:14:0710:4833:57
10:56
-0:15
Finish
13.10 mi10:00:052:21:4010:497:33
11:16
+0:20

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

10:18 /mi

Average Pace

10:49 /mi

Slowest Pace

11:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:05:28

46% of race

Time at Steady Pace

1:16:12

54% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:49 /mi

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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.

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

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi08:10:2532:0010:1832:00
10:18
#3064
10K
6.21 mi08:43:531:05:2810:3333:28
10:47
#3112
15K
9.32 mi09:18:351:40:1010:4534:42
11:11
#3133
20K
12.43 mi09:52:322:14:0710:4833:57
10:56
#3079
Finish
13.10 mi10:00:052:21:4010:497:33
11:16
#3075
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi30641396833236(Top 57%)1520(Top 47%)90(Top 35%)
10K6.21 mi3.10 mi3112-481426-3089-63164(Top 56%)1467(Top 45%)89(Top 35%)
15K9.32 mi3.11 mi3133-211446-2091-23236(Top 57%)1520(Top 47%)90(Top 35%)
20K12.43 mi3.11 mi3079+541420+2686+52968(Top 52%)1388(Top 43%)82(Top 32%)
Finish13.10 mi0.67 mi3075+41418+283+33123(Top 55%)1497(Top 46%)87(Top 34%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×1
+26ft-31ft

Overall

3236

Females

1520

F50-54

90

5K→10K

3.1 - 6.2 mi

Top 56%
×2
+38ft-17ft

Overall

3164

Females

1467

F50-54

89

10K→15K

6.2 - 9.3 mi

Top 57%
×2
+26ft-44ft

Overall

3236

Females

1520

F50-54

90

15K→20K

9.3 - 12.4 mi

Top 52%
×1
+35ft-22ft

Overall

2968

Females

1388

F50-54

82

20K→Finish

12.4 - 13.1 mi

Top 55%
×1
+7ft-13ft

Overall

3123

Females

1497

F50-54

87

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
300
Passed By
311
Net Change
-11
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3064
5K → 10K104152-48#3064#3112
10K → 15K83104-21#3112#3133
15K → 20K9541+54#3133#3079
20K → Finish1814+4#3079#3075
TOTALS300311-11
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Finisher Certificate

Download and share your official race completion certificate

🏆 Finisher Certificate
Download or share your official race finisher certificate
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Your certificate is generated on-demand and can be shared on social media or saved for your records

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

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