Robert Guernsey

Bib: 13220β€’Mβ€’Age: 59

San Antonio, TX

Shamrock Marathon - Half logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 5662
Gender (Male)
#0 / 2404
Masters (Masters Men)
#0 / 1079
Age Group (M55-59)
#0 / 171
Race Day Weather
71Β°/61Β°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
47:37
3.11 mi
Rank: #5436
Start β†’ 5K
47:37 | 15:20/mi
10K
1:42:54
6.21 mi
Rank: #5538 (-102)
5K β†’ 10K
55:17 | 17:48/mi
15K
2:40:41
9.32 mi
Rank: #5573 (-35)
10K β†’ 15K
57:47 | 18:36/mi
20K
3:38:16
12.43 mi
Rank: #5587 (-14)
15K β†’ 20K
57:35 | 18:33/mi
Finish
3:51:34
13.10 mi
Rank: #5586 (+1)
20K β†’ Finish
13:18 | 19:51/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:33:5947:3715:2047:37
15:20
-
10K
6.21 mi09:29:161:42:5416:3455:17
17:48
+2:28
15K
9.32 mi10:27:032:40:4117:1557:47
18:36
+0:48
20K
12.43 mi11:24:383:38:1617:3457:35
18:33
-0:03
Finish
13.10 mi11:37:563:51:3417:4113:18
19:51
+1:18

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

15:20 /mi

Average Pace

17:41 /mi

Slowest Pace

19:51 /mi

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Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

1:42:54

44% of race

Time at Steady Pace

1:55:22

50% of race

Time at Slower Pace

13:18

6% of race

Average Pace: 17:41 /mi

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Faster pace (< avg)
Steady pace (β‰ˆ 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 mi08:33:5947:3715:2047:37
15:20
#5436
10K
6.21 mi09:29:161:42:5416:3455:17
17:48
#5538
15K
9.32 mi10:27:032:40:4117:1557:47
18:36
#5573
20K
12.43 mi11:24:383:38:1617:3457:35
18:33
#5587
Finish
13.10 mi11:37:563:51:3417:4113:18
19:51
#5586
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi543623571635628(Top 99%)2396(Top 100%)169(Top 99%)
10K6.21 mi3.10 mi5538-1022385-28167-45603(Top 99%)2394(Top 100%)169(Top 99%)
15K9.32 mi3.11 mi5573-352389-41675628(Top 99%)2396(Top 100%)169(Top 99%)
20K12.43 mi3.11 mi5587-142393-41675570(Top 98%)2387(Top 99%)169(Top 99%)
Finish13.10 mi0.67 mi5586+12393168-15592(Top 99%)2388(Top 99%)170(Top 99%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
Γ—1
+26ft-31ft

Overall

5628

Males

2396

M55-59

169

5K→10K

3.1 - 6.2 mi

Top 99%
Γ—2
+38ft-17ft

Overall

5603

Males

2394

M55-59

169

10K→15K

6.2 - 9.3 mi

Top 99%
Γ—2
+26ft-44ft

Overall

5628

Males

2396

M55-59

169

15K→20K

9.3 - 12.4 mi

Top 98%
Γ—1
+35ft-22ft

Overall

5570

Males

2387

M55-59

169

20K→Finish

12.4 - 13.1 mi

Top 99%
Γ—1
+7ft-13ft

Overall

5592

Males

2388

M55-59

170

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
6
Passed By
156
Net Change
-150
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#5436
5K β†’ 10K1103-102#5436#5538
10K β†’ 15K035-35#5538#5573
15K β†’ 20K317-14#5573#5587
20K β†’ Finish21+1#5587#5586
TOTALS6156-150
πŸ“Š

Passing Analysis Visualizations

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

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Finisher Certificate

Download and share your official race completion certificate

πŸ† 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.

Contact Race Support
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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management