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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

Caroline Peterson

Bib: 12628 •F •Age: 39

Woodbridge, VA

Shamrock Marathon - Half logo
0:00
0:00
/ mi
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Overall
#0 / 5662
Gender (Female)
#0 / 3242
Age Group (F35-39)
#0 / 409
Race Day Weather
71°/61°F
overcast clouds
Personalized for Caroline

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 · 10:29/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
32:34
3.11 mi
Rank: #3241
Start → 5K
32:34 | 10:29/mi
10K
1:07:36
6.21 mi
Rank: #3414 (-173)
5K → 10K
35:02 | 11:17/mi
15K
1:43:34
9.32 mi
Rank: #3447 (-33)
10K → 15K
35:58 | 11:35/mi
20K
2:21:02
12.43 mi
Rank: #3555 (-108)
15K → 20K
37:28 | 12:04/mi
Finish
2:28:48
13.10 mi
Rank: #3547 (+8)
20K → Finish
7:46 | 11:36/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:13:0432:3410:2932:34
10:29
-
10K
6.21 mi08:48:061:07:3610:5335:02
11:17
+0:48
15K
9.32 mi09:24:041:43:3411:0735:58
11:35
+0:18
20K
12.43 mi10:01:322:21:0211:2137:28
12:04
+0:29
Finish
13.10 mi10:09:182:28:4811:227:46
11:36
-0:28

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

10:29 /mi

Average Pace

11:22 /mi

Slowest Pace

12:04 /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

1:07:36

45% of race

Time at Steady Pace

1:21:12

55% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:22 /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 mi08:13:0432:3410:2932:34
10:29
#3241
10K
6.21 mi08:48:061:07:3610:5335:02
11:17
#3414
15K
9.32 mi09:24:041:43:3411:0735:58
11:35
#3447
20K
12.43 mi10:01:322:21:0211:2137:28
12:04
#3555
Finish
13.10 mi10:09:182:28:4811:227:46
11:36
#3547
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
5K3.11 mi3.11 mi324115101953540(Top 63%)1732(Top 53%)213(Top 52%)
10K6.21 mi3.10 mi3414-1731620-110202-73574(Top 63%)1728(Top 53%)209(Top 51%)
15K9.32 mi3.11 mi3447-331641-212023540(Top 63%)1732(Top 53%)213(Top 52%)
20K12.43 mi3.11 mi3555-1081730-89212-103758(Top 66%)1908(Top 59%)240(Top 59%)
Finish13.10 mi0.67 mi3547+81726+4209+33368(Top 59%)1650(Top 51%)203(Top 50%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×1
+26ft-31ft

Overall

3540

Females

1732

F35-39

213

5K→10K

3.1 - 6.2 mi

Top 63%
×2
+38ft-17ft

Overall

3574

Females

1728

F35-39

209

10K→15K

6.2 - 9.3 mi

Top 63%
×2
+26ft-44ft

Overall

3540

Females

1732

F35-39

213

15K→20K

9.3 - 12.4 mi

Top 66%
×1
+35ft-22ft

Overall

3758

Females

1908

F35-39

240

20K→Finish

12.4 - 13.1 mi

Top 59%
×1
+7ft-13ft

Overall

3368

Females

1650

F35-39

203

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
183
Passed By
457
Net Change
-306
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3241
5K → 10K59200-173#3241#3414
10K → 15K74107-33#3414#3447
15K → 20K36144-108#3447#3555
20K → Finish146+8#3555#3547
TOTALS183457-306
📊

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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