All Results|Race Analytics|Course|Contact

Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Jonathan Markrich

Bib: 2814 •M •Age: 60

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 (M60-64)
#0 / 28
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
36:58
3.11 mi
Rank: #1765
Start → 5K
36:58 | 11:54/mi
10K
1:14:11
6.21 mi
Rank: #1743 (+22)
5K → 10K
37:13 | 11:59/mi
15K
1:52:11
9.32 mi
Rank: #1747 (-4)
10K → 15K
38:00 | 12:14/mi
20K
2:33:16
12.43 mi
Rank: #1769 (-22)
15K → 20K
41:05 | 13:14/mi
Half
2:42:36
13.10 mi
Rank: #1762 (+7)
20K → Half
9:20 | 13:55/mi
25K
3:17:18
15.53 mi
Rank: #1773 (-11)
Half → 25K
34:42 | 14:15/mi
30K
3:58:40
18.64 mi
Rank: #1794 (-21)
25K → 30K
41:22 | 13:19/mi
35K
4:53:26
21.75 mi
Rank: #1798 (-4)
30K → 35K
54:46 | 17:38/mi
25.2M
5:48:32
25.20 mi
Rank: #1805 (-7)
35K → 25.2M
55:06 | 15:58/mi
Finish
6:03:26
26.22 mi
Rank: #1813 (-8)
25.2M → Finish
14:54 | 14:38/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:42:36
Pace12:25 /mi
2nd Half
Distance13.12 mi
Time3:20:50
Pace15:19 /mi
📊Positive Split: 23.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:25:0936:5811:5436:58
11:54
-
10K
6.21 mi09:02:221:14:1111:5737:13
11:59
+0:05
15K
9.32 mi09:40:221:52:1112:0338:00
12:14
+0:15
20K
12.43 mi10:21:272:33:1612:2041:05
13:14
+1:00
Half
13.10 mi10:30:472:42:3612:259:20
13:55
+0:41
25K
15.53 mi11:05:293:17:1812:4334:42
14:15
+0:20
30K
18.64 mi11:46:513:58:4012:4941:22
13:19
-0:56
35K
21.75 mi12:41:374:53:2613:3054:46
17:38
+4:19
25.2M
25.20 mi13:36:435:48:3213:5055:06
15:58
-1:40
Finish
26.22 mi13:51:376:03:2613:5314:54
14:38
-1:20

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

11:54 /mi

Average Pace

13:52 /mi

Slowest Pace

17:38 /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

1:52:11

31% of race

Time at Steady Pace

2:21:23

39% of race

Time at Slower Pace

1:49:52

30% of race

Average Pace: 13:52 /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 mi08:25:0936:5811:5436:58
11:54
#1765
10K
6.21 mi09:02:221:14:1111:5737:13
11:59
#1743
15K
9.32 mi09:40:221:52:1112:0338:00
12:14
#1747
20K
12.43 mi10:21:272:33:1612:2041:05
13:14
#1769
Half
13.10 mi10:30:472:42:3612:259:20
13:55
#1762
25K
15.53 mi11:05:293:17:1812:4334:42
14:15
#1773
30K
18.64 mi11:46:513:58:4012:4941:22
13:19
#1794
35K
21.75 mi12:41:374:53:2613:3054:46
17:38
#1798
25.2M
25.20 mi13:36:435:48:3213:5055:06
15:58
#1805
Finish
26.22 mi13:51:376:03:2613:5314:54
14:38
#1813
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi17651086241746(Top 90%)1079(Top 94%)23(Top 82%)
10K6.21 mi3.10 mi1743+221083+321+31728(Top 89%)1077(Top 93%)20(Top 71%)
15K9.32 mi3.11 mi1747-41082+1211746(Top 90%)1079(Top 94%)23(Top 82%)
20K12.43 mi3.11 mi1769-221091-923-21815(Top 93%)1101(Top 95%)23(Top 82%)
Half13.10 mi0.67 mi1762+71082+9231790(Top 92%)1087(Top 94%)23(Top 82%)
25K15.53 mi2.43 mi1773-111090-8231778(Top 91%)1076(Top 93%)23(Top 82%)
30K18.64 mi3.11 mi1794-211096-6231796(Top 92%)1083(Top 94%)24(Top 86%)
35K21.75 mi3.11 mi1798-41094+2231800(Top 92%)1073(Top 93%)25(Top 89%)
25.2M25.20 mi3.45 mi1805-71097-324-11819(Top 93%)1078(Top 93%)24(Top 86%)
Finish26.22 mi1.02 mi1813-81100-3241840(Top 94%)1089(Top 94%)24(Top 86%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×1
+26ft-31ft

Overall

1746

Males

1079

M60-64

23

5K→10K

3.1 - 6.2 mi

Top 89%
×2
+38ft-17ft

Overall

1728

Males

1077

M60-64

20

10K→15K

6.2 - 9.3 mi

Top 90%
×2
+26ft-44ft

Overall

1746

Males

1079

M60-64

23

15K→20K

9.3 - 12.4 mi

Top 93%
×1
+35ft-22ft

Overall

1815

Males

1101

M60-64

23

20K→Half

12.4 - 13.1 mi

Top 92%
×1
+7ft-13ft

Overall

1790

Males

1087

M60-64

23

Half→25K

13.1 - 15.5 mi

Top 91%
×2
+48ft-19ft

Overall

1778

Males

1076

M60-64

23

25K→30K

15.5 - 18.6 mi

Top 92%
×2
+38ft-52ft

Overall

1796

Males

1083

M60-64

24

30K→35K

18.6 - 21.8 mi

Top 92%
×2
+39ft-39ft

Overall

1800

Males

1073

M60-64

25

35K→25.2M

21.8 - 25.2 mi

Top 93%
×3
+57ft-58ft

Overall

1819

Males

1078

M60-64

24

25.2M→Finish

25.2 - 26.2 mi

Top 94%
×1
+17ft-12ft

Overall

1840

Males

1089

M60-64

24

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
97
Passed By
145
Net Change
-48
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1765
5K → 10K3614+22#1765#1743
10K → 15K1519-4#1743#1747
15K → 20K426-22#1747#1769
20K → Half125+7#1769#1762
Half → 25K819-11#1762#1773
25K → 30K425-21#1773#1794
30K → 35K1014-4#1794#1798
35K → 25.2M815-7#1798#1805
25.2M → Finish08-8#1805#1813
TOTALS97145-48
📊

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