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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

Prissie Nguyen

Bib: 11596 •F •Age: 52

Virginia Bch, VA

Shamrock Marathon - Half logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 5662
Top 48%
Gender (Female)
#0 / 3242
Top 37%
Masters (Masters Women)
#0 / 1369
Top 28%
Age Group (F50-54)
#0 / 254
Top 27%
Race Day Weather
71°/61°F
overcast clouds

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
30:53
3.11 mi
Rank: #2628
Start → 5K
30:53 | 9:57/mi
10K
1:03:15
6.21 mi
Rank: #2714 (-86)
5K → 10K
32:22 | 10:26/mi
15K
1:35:42
9.32 mi
Rank: #2663 (+51)
10K → 15K
32:27 | 10:27/mi
20K
2:09:28
12.43 mi
Rank: #2765 (-102)
15K → 20K
33:46 | 10:53/mi
Finish
2:16:41
13.10 mi
Rank: #2735 (+30)
20K → Finish
7:13 | 10:46/mi
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  • Fatigue & pacing analysis
  • Finish time optimization
  • Qualification readiness
  • Segment-by-segment breakdown
  • Personalized race insights
  • Downloadable athlete report
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:03:2430:539:5730:53
9:57
-
10K
6.21 mi08:35:461:03:1510:1132:22
10:26
+0:29
15K
9.32 mi09:08:131:35:4210:1732:27
10:27
+0:01
20K
12.43 mi09:41:592:09:2810:2633:46
10:53
+0:26
Finish
13.10 mi09:49:122:16:4110:277:13
10:46
-0:07

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

9:57 /mi

Average Pace

10:26 /mi

Slowest Pace

10:53 /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

1:03:15

46% of race

Time at Steady Pace

1:13:26

54% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:26 /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.

Loading...
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 mi08:03:2430:539:5730:53
9:57
#2628
10K
6.21 mi08:35:461:03:1510:1132:22
10:26
#2714
15K
9.32 mi09:08:131:35:4210:1732:27
10:27
#2663
20K
12.43 mi09:41:592:09:2810:2633:46
10:53
#2765
Finish
13.10 mi09:49:122:16:4110:277:13
10:46
#2735
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 mi26281143632644(Top 47%)1150(Top 35%)64(Top 25%)
10K6.21 mi3.10 mi2714-861186-43632845(Top 50%)1260(Top 39%)72(Top 28%)
15K9.32 mi3.11 mi2663+511152+3461+22644(Top 47%)1150(Top 35%)64(Top 25%)
20K12.43 mi3.11 mi2765-1021225-7368-72919(Top 52%)1364(Top 42%)79(Top 31%)
Finish13.10 mi0.67 mi2735+301209+1669-12661(Top 47%)1208(Top 37%)64(Top 25%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×1
+26ft-31ft

Overall

2644

Females

1150

F50-54

64

5K→10K

3.1 - 6.2 mi

Top 50%
×2
+38ft-17ft

Overall

2845

Females

1260

F50-54

72

10K→15K

6.2 - 9.3 mi

Top 47%
×2
+26ft-44ft

Overall

2644

Females

1150

F50-54

64

15K→20K

9.3 - 12.4 mi

Top 52%
×1
+35ft-22ft

Overall

2919

Females

1364

F50-54

79

20K→Finish

12.4 - 13.1 mi

Top 47%
×1
+7ft-13ft

Overall

2661

Females

1208

F50-54

64

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
254
Passed By
361
Net Change
-107
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2628
5K → 10K86172-86#2628#2714
10K → 15K10049+51#2714#2663
15K → 20K30132-102#2663#2765
20K → Finish388+30#2765#2735
TOTALS254361-107
📊

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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