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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Andrew Matura

Bib: 2829 •M •Age: 37

Virginia Bch, 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
34:57
3.11 mi
Rank: #1630
Start → 5K
34:57 | 11:15/mi
10K
1:12:18
6.21 mi
Rank: #1701 (-71)
5K → 10K
37:21 | 12:02/mi
15K
1:53:59
9.32 mi
Rank: #1778 (-77)
10K → 15K
41:41 | 13:25/mi
20K
2:36:55
12.43 mi
Rank: #1808 (-30)
15K → 20K
42:56 | 13:50/mi
Half
2:46:43
13.10 mi
Rank: #1797 (+11)
20K → Half
9:48 | 14:37/mi
25K
3:22:44
15.53 mi
Rank: #1823 (-26)
Half → 25K
36:01 | 14:48/mi
30K
4:04:19
18.64 mi
Rank: #1822 (+1)
25K → 30K
41:35 | 13:24/mi
35K
4:59:02
21.75 mi
Rank: #1832 (-10)
30K → 35K
54:43 | 17:37/mi
25.2M
5:55:01
25.20 mi
Rank: #1847 (-15)
35K → 25.2M
55:59 | 16:14/mi
Finish
6:10:42
26.22 mi
Rank: #1850 (-3)
25.2M → Finish
15:41 | 15:24/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:46:43
Pace12:44 /mi
2nd Half
Distance13.12 mi
Time3:24:00
Pace15:33 /mi
📊Positive Split: 22.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:17:2534:5711:1534:57
11:15
-
10K
6.21 mi08:54:461:12:1811:3937:21
12:02
+0:47
15K
9.32 mi09:36:271:53:5912:1441:41
13:25
+1:23
20K
12.43 mi10:19:232:36:5512:3842:56
13:50
+0:25
Half
13.10 mi10:29:112:46:4312:449:48
14:37
+0:47
25K
15.53 mi11:05:123:22:4413:0436:01
14:48
+0:11
30K
18.64 mi11:46:474:04:1913:0741:35
13:24
-1:24
35K
21.75 mi12:41:304:59:0213:4554:43
17:37
+4:13
25.2M
25.20 mi13:37:295:55:0114:0655:59
16:14
-1:23
Finish
26.22 mi13:53:106:10:4214:0915:41
15:24
-0:50

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

11:15 /mi

Average Pace

14:09 /mi

Slowest Pace

17:37 /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

2:35:34

42% of race

Time at Steady Pace

1:44:26

28% of race

Time at Slower Pace

1:50:42

30% of race

Average Pace: 14:08 /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 mi08:17:2534:5711:1534:57
11:15
#1630
10K
6.21 mi08:54:461:12:1811:3937:21
12:02
#1701
15K
9.32 mi09:36:271:53:5912:1441:41
13:25
#1778
20K
12.43 mi10:19:232:36:5512:3842:56
13:50
#1808
Half
13.10 mi10:29:112:46:4312:449:48
14:37
#1797
25K
15.53 mi11:05:123:22:4413:0436:01
14:48
#1823
30K
18.64 mi11:46:474:04:1913:0741:35
13:24
#1822
35K
21.75 mi12:41:304:59:0213:4554:43
17:37
#1832
25.2M
25.20 mi13:37:295:55:0114:0655:59
16:14
#1847
Finish
26.22 mi13:53:106:10:4214:0915:41
15:24
#1850
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 mi163010211611870(Top 96%)1124(Top 97%)177(Top 99%)
10K6.21 mi3.10 mi1701-711065-44171-101735(Top 89%)1078(Top 93%)171(Top 96%)
15K9.32 mi3.11 mi1778-771096-31175-41870(Top 96%)1124(Top 97%)177(Top 99%)
20K12.43 mi3.11 mi1808-301106-101751857(Top 95%)1118(Top 97%)176(Top 99%)
Half13.10 mi0.67 mi1797+111098+8174+11842(Top 95%)1104(Top 96%)175(Top 98%)
25K15.53 mi2.43 mi1823-261109-11176-21829(Top 94%)1096(Top 95%)175(Top 98%)
30K18.64 mi3.11 mi1822+11107+2177-11802(Top 92%)1085(Top 94%)171(Top 96%)
35K21.75 mi3.11 mi1832-101109-21771799(Top 92%)1072(Top 93%)168(Top 94%)
25.2M25.20 mi3.45 mi1847-151113-41771839(Top 94%)1089(Top 94%)172(Top 97%)
Finish26.22 mi1.02 mi1850-31112+11771883(Top 97%)1114(Top 97%)175(Top 98%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
×1
+26ft-31ft

Overall

1870

Males

1124

M35-39

177

5K→10K

3.1 - 6.2 mi

Top 89%
×2
+38ft-17ft

Overall

1735

Males

1078

M35-39

171

10K→15K

6.2 - 9.3 mi

Top 96%
×2
+26ft-44ft

Overall

1870

Males

1124

M35-39

177

15K→20K

9.3 - 12.4 mi

Top 95%
×1
+35ft-22ft

Overall

1857

Males

1118

M35-39

176

20K→Half

12.4 - 13.1 mi

Top 95%
×1
+7ft-13ft

Overall

1842

Males

1104

M35-39

175

Half→25K

13.1 - 15.5 mi

Top 94%
×2
+48ft-19ft

Overall

1829

Males

1096

M35-39

175

25K→30K

15.5 - 18.6 mi

Top 92%
×2
+38ft-52ft

Overall

1802

Males

1085

M35-39

171

30K→35K

18.6 - 21.8 mi

Top 92%
×2
+39ft-39ft

Overall

1799

Males

1072

M35-39

168

35K→25.2M

21.8 - 25.2 mi

Top 94%
×3
+57ft-58ft

Overall

1839

Males

1089

M35-39

172

25.2M→Finish

25.2 - 26.2 mi

Top 97%
×1
+17ft-12ft

Overall

1883

Males

1114

M35-39

175

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
55
Passed By
275
Net Change
-220
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1630
5K → 10K980-71#1630#1701
10K → 15K279-77#1701#1778
15K → 20K232-30#1778#1808
20K → Half143+11#1808#1797
Half → 25K531-26#1797#1823
25K → 30K109+1#1823#1822
30K → 35K919-10#1822#1832
35K → 25.2M318-15#1832#1847
25.2M → Finish14-3#1847#1850
TOTALS55275-220
📊

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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