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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 Doyle

Bib: 2116 •M •Age: 27

Dumfries, VA

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Gender (Male)
#0 / 1153
Age Group (M25-29)
#0 / 240
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
31:38
3.11 mi
Rank: #1250
Start → 5K
31:38 | 10:11/mi
10K
1:06:57
6.21 mi
Rank: #1449 (-199)
5K → 10K
35:19 | 11:23/mi
15K
1:42:03
9.32 mi
Rank: #1466 (-17)
10K → 15K
35:06 | 11:18/mi
20K
2:16:13
12.43 mi
Rank: #1462 (+4)
15K → 20K
34:10 | 11:00/mi
Half
2:23:30
13.10 mi
Rank: #1442 (+20)
20K → Half
7:17 | 10:52/mi
25K
2:53:47
15.53 mi
Rank: #1472 (-30)
Half → 25K
30:17 | 12:26/mi
30K
3:28:17
18.64 mi
Rank: #1494 (-22)
25K → 30K
34:30 | 11:07/mi
35K
4:10:49
21.75 mi
Rank: #1459 (+35)
30K → 35K
42:32 | 13:42/mi
25.2M
4:53:23
25.20 mi
Rank: #1438 (+21)
35K → 25.2M
42:34 | 12:20/mi
Finish
5:04:20
26.22 mi
Rank: #1427 (+11)
25.2M → Finish
10:57 | 10:45/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:23:30
Pace10:58 /mi
2nd Half
Distance13.12 mi
Time2:40:50
Pace12:16 /mi
📊Positive Split: 12.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:13:5031:3810:1131:38
10:11
-
10K
6.21 mi08:49:091:06:5710:4735:19
11:23
+1:12
15K
9.32 mi09:24:151:42:0310:5735:06
11:18
-0:05
20K
12.43 mi09:58:252:16:1310:5834:10
11:00
-0:18
Half
13.10 mi10:05:422:23:3010:587:17
10:52
-0:08
25K
15.53 mi10:35:592:53:4711:1230:17
12:26
+1:34
30K
18.64 mi11:10:293:28:1711:1134:30
11:07
-1:19
35K
21.75 mi11:53:014:10:4911:3242:32
13:42
+2:35
25.2M
25.20 mi12:35:354:53:2311:3942:34
12:20
-1:22
Finish
26.22 mi12:46:325:04:2011:3710:57
10:45
-1:35

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

10:11 /mi

Average Pace

11:37 /mi

Slowest Pace

13:42 /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

42:35

14% of race

Time at Steady Pace

2:26:22

48% of race

Time at Slower Pace

1:55:23

38% of race

Average Pace: 11:36 /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 mi08:13:5031:3810:1131:38
10:11
#1250
10K
6.21 mi08:49:091:06:5710:4735:19
11:23
#1449
15K
9.32 mi09:24:151:42:0310:5735:06
11:18
#1466
20K
12.43 mi09:58:252:16:1310:5834:10
11:00
#1462
Half
13.10 mi10:05:422:23:3010:587:17
10:52
#1442
25K
15.53 mi10:35:592:53:4711:1230:17
12:26
#1472
30K
18.64 mi11:10:293:28:1711:1134:30
11:07
#1494
35K
21.75 mi11:53:014:10:4911:3242:32
13:42
#1459
25.2M
25.20 mi12:35:354:53:2311:3942:34
12:20
#1438
Finish
26.22 mi12:46:325:04:2011:3710:57
10:45
#1427
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
5K3.11 mi3.11 mi12508381801559(Top 80%)994(Top 86%)206(Top 86%)
10K6.21 mi3.10 mi1449-199936-98197-171598(Top 82%)1016(Top 88%)216(Top 90%)
15K9.32 mi3.11 mi1466-17943-7195+21559(Top 80%)994(Top 86%)206(Top 86%)
20K12.43 mi3.11 mi1462+4940+3196-11450(Top 74%)930(Top 81%)191(Top 80%)
Half13.10 mi0.67 mi1442+20926+14195+11156(Top 59%)778(Top 67%)164(Top 68%)
25K15.53 mi2.43 mi1472-30942-16196-11549(Top 79%)965(Top 84%)202(Top 84%)
30K18.64 mi3.11 mi1494-22950-8199-31512(Top 78%)936(Top 81%)194(Top 81%)
35K21.75 mi3.11 mi1459+35921+29194+51275(Top 65%)788(Top 68%)169(Top 70%)
25.2M25.20 mi3.45 mi1438+21905+16191+31263(Top 65%)762(Top 66%)167(Top 70%)
Finish26.22 mi1.02 mi1427+11898+7189+21214(Top 62%)748(Top 65%)166(Top 69%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×1
+26ft-31ft

Overall

1559

Males

994

M25-29

206

5K→10K

3.1 - 6.2 mi

Top 82%
×2
+38ft-17ft

Overall

1598

Males

1016

M25-29

216

10K→15K

6.2 - 9.3 mi

Top 80%
×2
+26ft-44ft

Overall

1559

Males

994

M25-29

206

15K→20K

9.3 - 12.4 mi

Top 74%
×1
+35ft-22ft

Overall

1450

Males

930

M25-29

191

20K→Half

12.4 - 13.1 mi

Top 59%
×1
+7ft-13ft

Overall

1156

Males

778

M25-29

164

Half→25K

13.1 - 15.5 mi

Top 79%
×2
+48ft-19ft

Overall

1549

Males

965

M25-29

202

25K→30K

15.5 - 18.6 mi

Top 78%
×2
+38ft-52ft

Overall

1512

Males

936

M25-29

194

30K→35K

18.6 - 21.8 mi

Top 65%
×2
+39ft-39ft

Overall

1275

Males

788

M25-29

169

35K→25.2M

21.8 - 25.2 mi

Top 65%
×3
+57ft-58ft

Overall

1263

Males

762

M25-29

167

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×1
+17ft-12ft

Overall

1214

Males

748

M25-29

166

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
162
Passed By
339
Net Change
-177
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1250
5K → 10K1200-199#1250#1449
10K → 15K1229-17#1449#1466
15K → 20K2016+4#1466#1462
20K → Half200+20#1462#1442
Half → 25K1343-30#1442#1472
25K → 30K1335-22#1472#1494
30K → 35K4712+35#1494#1459
35K → 25.2M254+21#1459#1438
25.2M → Finish110+11#1438#1427
TOTALS162339-177
📊

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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