All Results|Race Analytics|Course|Contact

Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON HALF 2025

Morgan McMahan

Bib: 9768 •F •Age: 27

Toano, VA

Shamrock Marathon - Half logo
0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 5662
Gender (Female)
#0 / 3242
Age Group (F25-29)
Official
#0 / 558
Calculated (F25-29)
#0 / 558
Race Day Weather
71°/61°F
overcast clouds
Personalized for Morgan

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 · 11:19/mi at mile 13.1

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
36:04
3.11 mi
Rank: #4222
Start → 5K
36:04 | 11:37/mi
10K
1:12:45
6.21 mi
Rank: #4086 (+136)
5K → 10K
36:41 | 11:49/mi
15K
1:49:34
9.32 mi
Rank: #3944 (+142)
10K → 15K
36:49 | 11:52/mi
20K
2:25:05
12.43 mi
Rank: #3783 (+161)
15K → 20K
35:31 | 11:26/mi
Finish
2:32:40
13.10 mi
Rank: #3741 (+42)
20K → Finish
7:35 | 11:19/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:18:2236:0411:3736:04
11:37
-
10K
6.21 mi08:55:031:12:4511:4336:41
11:49
+0:12
15K
9.32 mi09:31:521:49:3411:4636:49
11:52
+0:03
20K
12.43 mi10:07:232:25:0511:4135:31
11:26
-0:26
Finish
13.10 mi10:14:582:32:4011:407:35
11:19
-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

11:19 /mi

Average Pace

11:39 /mi

Slowest Pace

11:52 /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

2:32:40

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:39 /mi

Loading chart...
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 mi08:18:2236:0411:3736:04
11:37
#4222
10K
6.21 mi08:55:031:12:4511:4336:41
11:49
#4086
15K
9.32 mi09:31:521:49:3411:4636:49
11:52
#3944
20K
12.43 mi10:07:232:25:0511:4135:31
11:26
#3783
Finish
13.10 mi10:14:582:32:4011:407:35
11:19
#3741
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
5K3.11 mi3.11 mi422221914323703(Top 65%)1835(Top 57%)380(Top 68%)
10K6.21 mi3.10 mi4086+1362086+105416+163960(Top 70%)1997(Top 62%)404(Top 72%)
15K9.32 mi3.11 mi3944+1421990+96405+113703(Top 65%)1835(Top 57%)380(Top 68%)
20K12.43 mi3.11 mi3783+1611884+106393+123367(Top 59%)1648(Top 51%)351(Top 63%)
Finish13.10 mi0.67 mi3741+421860+24388+53165(Top 56%)1521(Top 47%)328(Top 59%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×1
+26ft-31ft

Overall

3703

Females

1835

F25-29

380

5K→10K

3.1 - 6.2 mi

Top 70%
×2
+38ft-17ft

Overall

3960

Females

1997

F25-29

404

10K→15K

6.2 - 9.3 mi

Top 65%
×2
+26ft-44ft

Overall

3703

Females

1835

F25-29

380

15K→20K

9.3 - 12.4 mi

Top 59%
×1
+35ft-22ft

Overall

3367

Females

1648

F25-29

351

20K→Finish

12.4 - 13.1 mi

Top 56%
×1
+7ft-13ft

Overall

3165

Females

1521

F25-29

328

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
592*
Passed By
111
Net Change
+481
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4222
5K → 10K206*70+136#4222#4086
10K → 15K16826+142#4086#3944
15K → 20K17514+161#3944#3783
20K → Finish431+42#3783#3741
TOTALS592*111+481

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

📊

Passing Analysis Visualizations

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

Time:
Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Finisher Certificate

Download and share your official race completion certificate

🏆 Finisher Certificate
Download or share your official race finisher certificate
Loading certificate...

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.

Contact Race Support
Share Feedback