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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Luke Hilton

Bib: 1823 •M •Age: 39

Midlothian, VA

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Gender (Male)
#0 / 1153
Age Group (M35-39)
Official
#0 / 178
Calculated (M35-39)
#0 / 178
Race Day Weather
71°/61°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
28:41
3.11 mi
Rank: #904
Start → 5K
28:41 | 9:14/mi
10K
57:17
6.21 mi
Rank: #897 (+7)
5K → 10K
28:36 | 9:13/mi
15K
1:26:49
9.32 mi
Rank: #924 (-27)
10K → 15K
29:32 | 9:31/mi
20K
1:57:03
12.43 mi
Rank: #948 (-24)
15K → 20K
30:14 | 9:44/mi
Half
2:04:21
13.10 mi
Rank: #955 (-7)
20K → Half
7:18 | 10:53/mi
25K
2:30:27
15.53 mi
Rank: #970 (-15)
Half → 25K
26:06 | 10:43/mi
30K
3:01:14
18.64 mi
Rank: #1018 (-48)
25K → 30K
30:47 | 9:55/mi
35K
3:45:16
21.75 mi
Rank: #1103 (-85)
30K → 35K
44:02 | 14:11/mi
25.2M
4:32:21
25.20 mi
Rank: #1175 (-72)
35K → 25.2M
47:05 | 13:39/mi
Finish
4:45:03
26.22 mi
Rank: #1197 (-22)
25.2M → Finish
12:42 | 12:28/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:04:21
Pace9:30 /mi
2nd Half
Distance13.12 mi
Time2:40:43
Pace12:15 /mi
📊Positive Split: 29.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:05:1728:419:1428:41
9:14
-
10K
6.21 mi08:33:5357:179:1428:36
9:13
-0:01
15K
9.32 mi09:03:251:26:499:1929:32
9:31
+0:18
20K
12.43 mi09:33:391:57:039:2630:14
9:44
+0:13
Half
13.10 mi09:40:572:04:219:307:18
10:53
+1:09
25K
15.53 mi10:07:032:30:279:4226:06
10:43
-0:10
30K
18.64 mi10:37:503:01:149:4430:47
9:55
-0:48
35K
21.75 mi11:21:523:45:1610:2244:02
14:11
+4:16
25.2M
25.20 mi12:08:574:32:2110:4947:05
13:39
-0:32
Finish
26.22 mi12:21:394:45:0310:5312:42
12:28
-1:11

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

9:13 /mi

Average Pace

10:53 /mi

Slowest Pace

14:11 /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

1:57:03

41% of race

Time at Steady Pace

1:04:11

23% of race

Time at Slower Pace

1:43:49

36% of race

Average Pace: 10:52 /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.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
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 mi08:05:1728:419:1428:41
9:14
#904
10K
6.21 mi08:33:5357:179:1428:36
9:13
#897
15K
9.32 mi09:03:251:26:499:1929:32
9:31
#924
20K
12.43 mi09:33:391:57:039:2630:14
9:44
#948
Half
13.10 mi09:40:572:04:219:307:18
10:53
#955
25K
15.53 mi10:07:032:30:279:4226:06
10:43
#970
30K
18.64 mi10:37:503:01:149:4430:47
9:55
#1018
35K
21.75 mi11:21:523:45:1610:2244:02
14:11
#1103
25.2M
25.20 mi12:08:574:32:2110:4947:05
13:39
#1175
Finish
26.22 mi12:21:394:45:0310:5312:42
12:28
#1197
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
5K3.11 mi3.11 mi90464495979(Top 50%)687(Top 60%)107(Top 60%)
10K6.21 mi3.10 mi897+7638+698-3896(Top 46%)630(Top 55%)99(Top 56%)
15K9.32 mi3.11 mi924-27654-1699-1979(Top 50%)687(Top 60%)107(Top 60%)
20K12.43 mi3.11 mi948-24666-12103-41042(Top 53%)720(Top 62%)112(Top 63%)
Half13.10 mi0.67 mi955-7669-31031167(Top 60%)785(Top 68%)125(Top 70%)
25K15.53 mi2.43 mi970-15674-51031150(Top 59%)769(Top 67%)124(Top 70%)
30K18.64 mi3.11 mi1018-48695-21107-41224(Top 63%)781(Top 68%)128(Top 72%)
35K21.75 mi3.11 mi1103-85736-41113-61360(Top 70%)836(Top 73%)129(Top 72%)
25.2M25.20 mi3.45 mi1175-72771-35117-41557(Top 80%)933(Top 81%)145(Top 81%)
Finish26.22 mi1.02 mi1197-22775-4119-21595(Top 82%)956(Top 83%)154(Top 87%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×1
+26ft-31ft

Overall

979

Males

687

M35-39

107

5K→10K

3.1 - 6.2 mi

Top 46%
×2
+38ft-17ft

Overall

896

Males

630

M35-39

99

10K→15K

6.2 - 9.3 mi

Top 50%
×2
+26ft-44ft

Overall

979

Males

687

M35-39

107

15K→20K

9.3 - 12.4 mi

Top 53%
×1
+35ft-22ft

Overall

1042

Males

720

M35-39

112

20K→Half

12.4 - 13.1 mi

Top 60%
×1
+7ft-13ft

Overall

1167

Males

785

M35-39

125

Half→25K

13.1 - 15.5 mi

Top 59%
×2
+48ft-19ft

Overall

1150

Males

769

M35-39

124

25K→30K

15.5 - 18.6 mi

Top 63%
×2
+38ft-52ft

Overall

1224

Males

781

M35-39

128

30K→35K

18.6 - 21.8 mi

Top 70%
×2
+39ft-39ft

Overall

1360

Males

836

M35-39

129

35K→25.2M

21.8 - 25.2 mi

Top 80%
×3
+57ft-58ft

Overall

1557

Males

933

M35-39

145

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×1
+17ft-12ft

Overall

1595

Males

956

M35-39

154

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
80
Passed By
373
Net Change
-293
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#904
5K → 10K3023+7#904#897
10K → 15K532-27#897#924
15K → 20K630-24#924#948
20K → Half512-7#948#955
Half → 25K924-15#955#970
25K → 30K654-48#970#1018
30K → 35K1297-85#1018#1103
35K → 25.2M577-72#1103#1175
25.2M → Finish224-22#1175#1197
TOTALS80373-293
📊

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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

BQ

Boston Qualifying analysis available

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.

Contact Race Support
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