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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 Gwinn

Bib: 2528 •M •Age: 25

Lynchburg, 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
33:58
3.11 mi
Rank: #1521
Start → 5K
33:58 | 10:56/mi
10K
1:10:46
6.21 mi
Rank: #1635 (-114)
5K → 10K
36:48 | 11:51/mi
15K
1:44:31
9.32 mi
Rank: #1570 (+65)
10K → 15K
33:45 | 10:52/mi
20K
2:20:25
12.43 mi
Rank: #1571 (-1)
15K → 20K
35:54 | 11:34/mi
Half
2:27:55
13.10 mi
Rank: #1541 (+30)
20K → Half
7:30 | 11:11/mi
25K
2:55:05
15.53 mi
Rank: #1493 (+48)
Half → 25K
27:10 | 11:10/mi
30K
3:28:57
18.64 mi
Rank: #1508 (-15)
25K → 30K
33:52 | 10:55/mi
35K
4:17:12
21.75 mi
Rank: #1526 (-18)
30K → 35K
48:15 | 15:32/mi
25.2M
5:01:09
25.20 mi
Rank: #1506 (+20)
35K → 25.2M
43:57 | 12:44/mi
Finish
5:12:18
26.22 mi
Rank: #1499 (+7)
25.2M → Finish
11:09 | 10:57/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:27:55
Pace11:18 /mi
2nd Half
Distance13.12 mi
Time2:44:23
Pace12:32 /mi
📊Positive Split: 11.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:20:0933:5810:5633:58
10:56
-
10K
6.21 mi08:56:571:10:4611:2436:48
11:51
+0:55
15K
9.32 mi09:30:421:44:3111:1333:45
10:52
-0:59
20K
12.43 mi10:06:362:20:2511:1835:54
11:34
+0:42
Half
13.10 mi10:14:062:27:5511:187:30
11:11
-0:23
25K
15.53 mi10:41:162:55:0511:1727:10
11:10
-0:01
30K
18.64 mi11:15:083:28:5711:1333:52
10:55
-0:15
35K
21.75 mi12:03:234:17:1211:5048:15
15:32
+4:37
25.2M
25.20 mi12:47:205:01:0911:5843:57
12:44
-2:48
Finish
26.22 mi12:58:295:12:1811:5611:09
10:57
-1:47

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

10:52 /mi

Average Pace

11:55 /mi

Slowest Pace

15:32 /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

0:00

0% of race

Time at Steady Pace

3:40:06

70% of race

Time at Slower Pace

1:32:12

30% of race

Average Pace: 11:55 /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 mi08:20:0933:5810:5633:58
10:56
#1521
10K
6.21 mi08:56:571:10:4611:2436:48
11:51
#1635
15K
9.32 mi09:30:421:44:3111:1333:45
10:52
#1570
20K
12.43 mi10:06:362:20:2511:1835:54
11:34
#1571
Half
13.10 mi10:14:062:27:5511:187:30
11:11
#1541
25K
15.53 mi10:41:162:55:0511:1727:10
11:10
#1493
30K
18.64 mi11:15:083:28:5711:1333:52
10:55
#1508
35K
21.75 mi12:03:234:17:1211:5048:15
15:32
#1526
25.2M
25.20 mi12:47:205:01:0911:5843:57
12:44
#1506
Finish
26.22 mi12:58:295:12:1811:5611:09
10:57
#1499
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 mi15219651971433(Top 74%)929(Top 81%)193(Top 80%)
10K6.21 mi3.10 mi1635-1141027-62213-161702(Top 87%)1067(Top 93%)225(Top 94%)
15K9.32 mi3.11 mi1570+651001+26207+61433(Top 74%)929(Top 81%)193(Top 80%)
20K12.43 mi3.11 mi1571-1999+22071581(Top 81%)1001(Top 87%)211(Top 88%)
Half13.10 mi0.67 mi1541+30983+16204+31261(Top 65%)830(Top 72%)173(Top 72%)
25K15.53 mi2.43 mi1493+48957+26200+41280(Top 66%)830(Top 72%)169(Top 70%)
30K18.64 mi3.11 mi1508-15958-1201-11471(Top 75%)908(Top 79%)190(Top 79%)
35K21.75 mi3.11 mi1526-18960-2203-21573(Top 81%)947(Top 82%)204(Top 85%)
25.2M25.20 mi3.45 mi1506+20943+17198+51348(Top 69%)812(Top 70%)175(Top 73%)
Finish26.22 mi1.02 mi1499+7938+5197+11273(Top 65%)780(Top 68%)171(Top 71%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×1
+26ft-31ft

Overall

1433

Males

929

M25-29

193

5K→10K

3.1 - 6.2 mi

Top 87%
×2
+38ft-17ft

Overall

1702

Males

1067

M25-29

225

10K→15K

6.2 - 9.3 mi

Top 74%
×2
+26ft-44ft

Overall

1433

Males

929

M25-29

193

15K→20K

9.3 - 12.4 mi

Top 81%
×1
+35ft-22ft

Overall

1581

Males

1001

M25-29

211

20K→Half

12.4 - 13.1 mi

Top 65%
×1
+7ft-13ft

Overall

1261

Males

830

M25-29

173

Half→25K

13.1 - 15.5 mi

Top 66%
×2
+48ft-19ft

Overall

1280

Males

830

M25-29

169

25K→30K

15.5 - 18.6 mi

Top 75%
×2
+38ft-52ft

Overall

1471

Males

908

M25-29

190

30K→35K

18.6 - 21.8 mi

Top 81%
×2
+39ft-39ft

Overall

1573

Males

947

M25-29

204

35K→25.2M

21.8 - 25.2 mi

Top 69%
×3
+57ft-58ft

Overall

1348

Males

812

M25-29

175

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×1
+17ft-12ft

Overall

1273

Males

780

M25-29

171

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
250
Passed By
228
Net Change
+22
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1521
5K → 10K9123-114#1521#1635
10K → 15K749+65#1635#1570
15K → 20K1516-1#1570#1571
20K → Half300+30#1571#1541
Half → 25K5810+48#1541#1493
25K → 30K1530-15#1493#1508
30K → 35K1937-18#1508#1526
35K → 25.2M233+20#1526#1506
25.2M → Finish70+7#1506#1499
TOTALS250228+22
📊

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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