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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

Sam Thurston

Bib: 5725 •M •Age: 44

Chesapeake, VA

Shamrock Marathon - Half logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 5662
Top 10%
Gender (Male)
#0 / 2404
Top 18%
Masters (Masters Men)
#0 / 1079
Top 13%
Age Group (M40-44)
Official
#0 / 296
Calculated (M40-44)
#0 / 296
Top 21%
Race Day Weather
71°/61°F
overcast clouds
Personalized for Sam

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 · 7:06/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
22:05
3.11 mi
Rank: #254
Start → 5K
22:05 | 7:07/mi
10K
44:43
6.21 mi
Rank: #252 (+2)
5K → 10K
22:38 | 7:18/mi
15K
1:10:57
9.32 mi
Rank: #395 (-143)
10K → 15K
26:14 | 8:27/mi
20K
1:39:23
12.43 mi
Rank: #571 (-176)
15K → 20K
28:26 | 9:10/mi
Finish
1:45:42
13.10 mi
Rank: #593 (-22)
20K → Finish
6:19 | 9:26/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:54:1222:057:0722:05
7:07
-
10K
6.21 mi08:16:5044:437:1222:38
7:18
+0:11
15K
9.32 mi08:43:041:10:577:3726:14
8:27
+1:09
20K
12.43 mi09:11:301:39:238:0028:26
9:10
+0:43
Finish
13.10 mi09:17:491:45:428:056:19
9:26
+0:16

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

7:07 /mi

Average Pace

8:04 /mi

Slowest Pace

9:26 /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

44:43

42% of race

Time at Steady Pace

26:14

25% of race

Time at Slower Pace

34:45

33% of race

Average Pace: 8:04 /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 mi07:54:1222:057:0722:05
7:07
#254
10K
6.21 mi08:16:5044:437:1222:38
7:18
#252
15K
9.32 mi08:43:041:10:577:3726:14
8:27
#395
20K
12.43 mi09:11:301:39:238:0028:26
9:10
#571
Finish
13.10 mi09:17:491:45:428:056:19
9:26
#593
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi25420635807(Top 14%)573(Top 24%)79(Top 27%)
10K6.21 mi3.10 mi252+2201+536-1265(Top 5%)213(Top 9%)38(Top 13%)
15K9.32 mi3.11 mi395-143299-9846-10807(Top 14%)573(Top 24%)79(Top 27%)
20K12.43 mi3.11 mi571-176422-12359-131454(Top 26%)908(Top 38%)119(Top 40%)
Finish13.10 mi0.67 mi593-22438-1661-21486(Top 26%)911(Top 38%)113(Top 38%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×1
+26ft-31ft

Overall

807

Males

573

M40-44

79

5K→10K

3.1 - 6.2 mi

Top 5%
×2
+38ft-17ft

Overall

265

Males

213

M40-44

38

10K→15K

6.2 - 9.3 mi

Top 14%
×2
+26ft-44ft

Overall

807

Males

573

M40-44

79

15K→20K

9.3 - 12.4 mi

Top 26%
×1
+35ft-22ft

Overall

1454

Males

908

M40-44

119

20K→Finish

12.4 - 13.1 mi

Top 26%
×1
+7ft-13ft

Overall

1486

Males

911

M40-44

113

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
22
Passed By
361
Net Change
-339
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#254
5K → 10K1513+2#254#252
10K → 15K1144-143#252#395
15K → 20K4180-176#395#571
20K → Finish224-22#571#593
TOTALS22361-339
📊

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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