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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

Amy Dinkin

Bib: 11963 •F •Age: 43

Fairfax, VA

Shamrock Marathon - Half logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 5662
Gender (Female)
#0 / 3242
Masters (Masters Women)
#0 / 1369
Age Group (F40-44)
Official
#0 / 411
Calculated (F40-44)
#0 / 411
Race Day Weather
71°/61°F
overcast clouds
Personalized for Amy

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 · 11:56/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
37:24
3.11 mi
Rank: #4467
Start → 5K
37:24 | 12:03/mi
10K
1:16:17
6.21 mi
Rank: #4416 (+51)
5K → 10K
38:53 | 12:31/mi
15K
1:57:00
9.32 mi
Rank: #4412 (+4)
10K → 15K
40:43 | 13:07/mi
20K
2:35:49
12.43 mi
Rank: #4310 (+102)
15K → 20K
38:49 | 12:30/mi
Finish
2:43:49
13.10 mi
Rank: #4288 (+22)
20K → Finish
8:00 | 11:56/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:17:4537:2412:0337:24
12:03
-
10K
6.21 mi08:56:381:16:1712:1738:53
12:31
+0:28
15K
9.32 mi09:37:211:57:0012:3440:43
13:07
+0:36
20K
12.43 mi10:16:102:35:4912:3338:49
12:30
-0:37
Finish
13.10 mi10:24:102:43:4912:318:00
11:56
-0:34

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

11:56 /mi

Average Pace

12:30 /mi

Slowest Pace

13:07 /mi

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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

2:03:06

75% of race

Time at Steady Pace

40:43

25% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 12:30 /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 mi08:17:4537:2412:0337:24
12:03
#4467
10K
6.21 mi08:56:381:16:1712:1738:53
12:31
#4416
15K
9.32 mi09:37:211:57:0012:3440:43
13:07
#4412
20K
12.43 mi10:16:102:35:4912:3338:49
12:30
#4310
Finish
13.10 mi10:24:102:43:4912:318:00
11:56
#4288
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi446723602954429(Top 78%)2336(Top 72%)287(Top 70%)
10K6.21 mi3.10 mi4416+512315+45292+34380(Top 77%)2294(Top 71%)290(Top 71%)
15K9.32 mi3.11 mi4412+42319-4282+104429(Top 78%)2336(Top 72%)287(Top 70%)
20K12.43 mi3.11 mi4310+1022264+55271+114001(Top 71%)2061(Top 64%)245(Top 60%)
Finish13.10 mi0.67 mi4288+222252+122713628(Top 64%)1817(Top 56%)212(Top 52%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×1
+26ft-31ft

Overall

4429

Females

2336

F40-44

287

5K→10K

3.1 - 6.2 mi

Top 77%
×2
+38ft-17ft

Overall

4380

Females

2294

F40-44

290

10K→15K

6.2 - 9.3 mi

Top 78%
×2
+26ft-44ft

Overall

4429

Females

2336

F40-44

287

15K→20K

9.3 - 12.4 mi

Top 71%
×1
+35ft-22ft

Overall

4001

Females

2061

F40-44

245

20K→Finish

12.4 - 13.1 mi

Top 64%
×1
+7ft-13ft

Overall

3628

Females

1817

F40-44

212

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
363
Passed By
184
Net Change
+179
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4467
5K → 10K13180+51#4467#4416
10K → 15K8783+4#4416#4412
15K → 20K12018+102#4412#4310
20K → Finish253+22#4310#4288
TOTALS363184+179
📊

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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