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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Matthew Simon

Bib: 950 •M •Age: 50

Charlottesvle, VA

Shamrock Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 1949
Top 26%
Gender (Male)
#0 / 1153
Top 31%
Masters (Masters Men)
#0 / 398
Top 30%
Age Group (M50-54)
#0 / 76
Top 22%
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
28:15
3.11 mi
Rank: #824
Start → 5K
28:15 | 9:06/mi
10K
56:00
6.21 mi
Rank: #775 (+49)
5K → 10K
27:45 | 8:56/mi
15K
1:23:50
9.32 mi
Rank: #761 (+14)
10K → 15K
27:50 | 8:58/mi
20K
1:51:12
12.43 mi
Rank: #734 (+27)
15K → 20K
27:22 | 8:49/mi
Half
1:57:29
13.10 mi
Rank: #724 (+10)
20K → Half
6:17 | 9:22/mi
25K
2:19:25
15.53 mi
Rank: #710 (+14)
Half → 25K
21:56 | 9:01/mi
30K
2:43:23
18.64 mi
Rank: #638 (+72)
25K → 30K
23:58 | 7:43/mi
35K
3:13:34
21.75 mi
Rank: #559 (+79)
30K → 35K
30:11 | 9:43/mi
25.2M
3:43:35
25.20 mi
Rank: #504 (+55)
35K → 25.2M
30:01 | 8:42/mi
Finish
3:52:09
26.22 mi
Rank: #499 (+5)
25.2M → Finish
8:34 | 8:25/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via Half
Distance13.10 mi
Time1:57:29
Pace8:59 /mi
2nd Half✓ Faster
Distance13.12 mi
Time1:54:41
Pace8:45 /mi
📊Negative Split: 2.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:04:3628:159:0628:15
9:06
-
10K
6.21 mi08:32:2156:009:0127:45
8:56
-0:10
15K
9.32 mi09:00:111:23:509:0027:50
8:58
+0:02
20K
12.43 mi09:27:331:51:128:5727:22
8:49
-0:09
Half
13.10 mi09:33:501:57:298:596:17
9:22
+0:33
25K
15.53 mi09:55:462:19:258:5921:56
9:01
-0:21
30K
18.64 mi10:19:442:43:238:4623:58
7:43
-1:18
35K
21.75 mi10:49:553:13:348:5530:11
9:43
+2:00
25.2M
25.20 mi11:19:563:43:358:5330:01
8:42
-1:01
Finish
26.22 mi11:28:303:52:098:528:34
8:25
-0:17

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

7:43 /mi

Average Pace

8:52 /mi

Slowest Pace

9:43 /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

1:02:33

27% of race

Time at Steady Pace

2:13:08

57% of race

Time at Slower Pace

36:28

16% of race

Average Pace: 8:51 /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 mi08:04:3628:159:0628:15
9:06
#824
10K
6.21 mi08:32:2156:009:0127:45
8:56
#775
15K
9.32 mi09:00:111:23:509:0027:50
8:58
#761
20K
12.43 mi09:27:331:51:128:5727:22
8:49
#734
Half
13.10 mi09:33:501:57:298:596:17
9:22
#724
25K
15.53 mi09:55:462:19:258:5921:56
9:01
#710
30K
18.64 mi10:19:442:43:238:4623:58
7:43
#638
35K
21.75 mi10:49:553:13:348:5530:11
9:43
#559
25.2M
25.20 mi11:19:563:43:358:5330:01
8:42
#504
Finish
26.22 mi11:28:303:52:098:528:34
8:25
#499
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi82458833746(Top 38%)535(Top 46%)25(Top 33%)
10K6.21 mi3.10 mi775+49555+3329+4737(Top 38%)530(Top 46%)26(Top 34%)
15K9.32 mi3.11 mi761+14546+927+2746(Top 38%)535(Top 46%)25(Top 33%)
20K12.43 mi3.11 mi734+27534+1226+1682(Top 35%)500(Top 43%)23(Top 30%)
Half13.10 mi0.67 mi724+10528+626617(Top 32%)456(Top 40%)20(Top 26%)
25K15.53 mi2.43 mi710+14516+1226586(Top 30%)427(Top 37%)20(Top 26%)
30K18.64 mi3.11 mi638+72470+4623+3445(Top 23%)331(Top 29%)17(Top 22%)
35K21.75 mi3.11 mi559+79405+6519+4366(Top 19%)259(Top 22%)9(Top 12%)
25.2M25.20 mi3.45 mi504+55363+4217+2299(Top 15%)213(Top 18%)9(Top 12%)
Finish26.22 mi1.02 mi499+5361+217398(Top 20%)271(Top 24%)13(Top 17%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×1
+26ft-31ft

Overall

746

Males

535

M50-54

25

5K→10K

3.1 - 6.2 mi

Top 38%
×2
+38ft-17ft

Overall

737

Males

530

M50-54

26

10K→15K

6.2 - 9.3 mi

Top 38%
×2
+26ft-44ft

Overall

746

Males

535

M50-54

25

15K→20K

9.3 - 12.4 mi

Top 35%
×1
+35ft-22ft

Overall

682

Males

500

M50-54

23

20K→Half

12.4 - 13.1 mi

Top 32%
×1
+7ft-13ft

Overall

617

Males

456

M50-54

20

Half→25K

13.1 - 15.5 mi

Top 30%
×2
+48ft-19ft

Overall

586

Males

427

M50-54

20

25K→30K

15.5 - 18.6 mi

Top 23%
×2
+38ft-52ft

Overall

445

Males

331

M50-54

17

30K→35K

18.6 - 21.8 mi

Top 19%
×2
+39ft-39ft

Overall

366

Males

259

M50-54

9

35K→25.2M

21.8 - 25.2 mi

Top 15%
×3
+57ft-58ft

Overall

299

Males

213

M50-54

9

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×1
+17ft-12ft

Overall

398

Males

271

M50-54

13

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
353
Passed By
28
Net Change
+325
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#824
5K → 10K567+49#824#775
10K → 15K228+14#775#761
15K → 20K281+27#761#734
20K → Half111+10#734#724
Half → 25K195+14#724#710
25K → 30K720+72#710#638
30K → 35K834+79#638#559
35K → 25.2M572+55#559#504
25.2M → Finish50+5#504#499
TOTALS35328+325
📊

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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