All Results|Race Analytics|Course|Contact
SHAMROCK MARATHON 2025

Matthew Winefsky

Bib: 2184•M•Age: 48

Virginia Bch, VA

Shamrock Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 1949
Gender (Male)
#0 / 1153
Masters (Masters Men)
#0 / 398
Age Group (M45-49)
Official
#0 / 89
Calculated (M45-49)
#0 / 89
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
38:32
3.11 mi
Rank: #1827
Start → 5K
38:32 | 12:25/mi
10K
1:17:37
6.21 mi
Rank: #1822 (+5)
5K → 10K
39:05 | 12:35/mi
15K
1:56:25
9.32 mi
Rank: #1809 (+13)
10K → 15K
38:48 | 12:30/mi
20K
2:34:35
12.43 mi
Rank: #1785 (+24)
15K → 20K
38:10 | 12:18/mi
Half
2:43:12
13.10 mi
Rank: #1768 (+17)
20K → Half
8:37 | 12:51/mi
25K
3:14:07
15.53 mi
Rank: #1747 (+21)
Half → 25K
30:55 | 12:42/mi
30K
3:51:47
18.64 mi
Rank: #1737 (+10)
25K → 30K
37:40 | 12:08/mi
35K
4:41:48
21.75 mi
Rank: #1726 (+11)
30K → 35K
50:01 | 16:06/mi
25.2M
5:30:08
25.20 mi
Rank: #1719 (+7)
35K → 25.2M
48:20 | 14:01/mi
Finish
5:43:30
26.22 mi
Rank: #1716 (+3)
25.2M → Finish
13:22 | 13:08/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:43:12
Pace12:28 /mi
2nd Half
Distance13.12 mi
Time3:00:19
Pace13:45 /mi
📊Positive Split: 10.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:23:0638:3212:2538:32
12:25
-
10K
6.21 mi09:02:111:17:3712:3039:05
12:35
+0:10
15K
9.32 mi09:40:591:56:2512:3038:48
12:30
-0:05
20K
12.43 mi10:19:092:34:3512:2738:10
12:18
-0:12
Half
13.10 mi10:27:462:43:1212:288:37
12:51
+0:33
25K
15.53 mi10:58:413:14:0712:3030:55
12:42
-0:09
30K
18.64 mi11:36:213:51:4712:2737:40
12:08
-0:34
35K
21.75 mi12:26:224:41:4812:5850:01
16:06
+3:58
25.2M
25.20 mi13:14:425:30:0813:0748:20
14:01
-2:05
Finish
26.22 mi13:28:045:43:3013:0713:22
13:08
-0:53

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

12:08 /mi

Average Pace

13:07 /mi

Slowest Pace

16:06 /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

37:40

11% of race

Time at Steady Pace

3:27:29

60% of race

Time at Slower Pace

1:38:21

29% of race

Average Pace: 13:06 /mi

Loading chart...
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 mi08:23:0638:3212:2538:32
12:25
#1827
10K
6.21 mi09:02:111:17:3712:3039:05
12:35
#1822
15K
9.32 mi09:40:591:56:2512:3038:48
12:30
#1809
20K
12.43 mi10:19:092:34:3512:2738:10
12:18
#1785
Half
13.10 mi10:27:462:43:1212:288:37
12:51
#1768
25K
15.53 mi10:58:413:14:0712:3030:55
12:42
#1747
30K
18.64 mi11:36:213:51:4712:2737:40
12:08
#1737
35K
21.75 mi12:26:224:41:4812:5850:01
16:06
#1726
25.2M
25.20 mi13:14:425:30:0813:0748:20
14:01
#1719
Finish
26.22 mi13:28:045:43:3013:0713:22
13:08
#1716
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi18271108891772(Top 91%)1093(Top 95%)87(Top 98%)
10K6.21 mi3.10 mi1822+51110-2891810(Top 93%)1105(Top 96%)87(Top 98%)
15K9.32 mi3.11 mi1809+131108+288+11772(Top 91%)1093(Top 95%)87(Top 98%)
20K12.43 mi3.11 mi1785+241096+1287+11706(Top 88%)1050(Top 91%)82(Top 92%)
Half13.10 mi0.67 mi1768+171087+9871651(Top 85%)1021(Top 89%)83(Top 93%)
25K15.53 mi2.43 mi1747+211076+1186+11601(Top 82%)991(Top 86%)79(Top 89%)
30K18.64 mi3.11 mi1737+101069+787-11677(Top 86%)1016(Top 88%)85(Top 96%)
35K21.75 mi3.11 mi1726+111062+786+11647(Top 85%)994(Top 86%)82(Top 92%)
25.2M25.20 mi3.45 mi1719+71056+6861610(Top 83%)962(Top 83%)80(Top 90%)
Finish26.22 mi1.02 mi1716+31052+485+11706(Top 88%)1016(Top 88%)81(Top 91%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×1
+26ft-31ft

Overall

1772

Males

1093

M45-49

87

5K→10K

3.1 - 6.2 mi

Top 93%
×2
+38ft-17ft

Overall

1810

Males

1105

M45-49

87

10K→15K

6.2 - 9.3 mi

Top 91%
×2
+26ft-44ft

Overall

1772

Males

1093

M45-49

87

15K→20K

9.3 - 12.4 mi

Top 88%
×1
+35ft-22ft

Overall

1706

Males

1050

M45-49

82

20K→Half

12.4 - 13.1 mi

Top 85%
×1
+7ft-13ft

Overall

1651

Males

1021

M45-49

83

Half→25K

13.1 - 15.5 mi

Top 82%
×2
+48ft-19ft

Overall

1601

Males

991

M45-49

79

25K→30K

15.5 - 18.6 mi

Top 86%
×2
+38ft-52ft

Overall

1677

Males

1016

M45-49

85

30K→35K

18.6 - 21.8 mi

Top 85%
×2
+39ft-39ft

Overall

1647

Males

994

M45-49

82

35K→25.2M

21.8 - 25.2 mi

Top 83%
×3
+57ft-58ft

Overall

1610

Males

962

M45-49

80

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×1
+17ft-12ft

Overall

1706

Males

1016

M45-49

81

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
175
Passed By
64
Net Change
+111
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1827
5K → 10K2924+5#1827#1822
10K → 15K185+13#1822#1809
15K → 20K251+24#1809#1785
20K → Half181+17#1785#1768
Half → 25K298+21#1768#1747
25K → 30K2010+10#1747#1737
30K → 35K187+11#1737#1726
35K → 25.2M125+7#1726#1719
25.2M → Finish63+3#1719#1716
TOTALS17564+111
📊

Passing Analysis Visualizations

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

Time:
Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

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
Loading certificate...

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
Share Feedback

Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management