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SHAMROCK MARATHON 2025

Jacob Riddle

Bib: 1959•M•Age: 26

Yorktown, VA

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0:00
0:00
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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
32:38
3.11 mi
Rank: #1387
Start → 5K
32:38 | 10:31/mi
10K
1:04:49
6.21 mi
Rank: #1337 (+50)
5K → 10K
32:11 | 10:22/mi
15K
1:37:04
9.32 mi
Rank: #1317 (+20)
10K → 15K
32:15 | 10:23/mi
20K
2:09:43
12.43 mi
Rank: #1315 (+2)
15K → 20K
32:39 | 10:31/mi
Half
2:17:32
13.10 mi
Rank: #1315
20K → Half
7:49 | 11:39/mi
25K
2:49:46
15.53 mi
Rank: #1400 (-85)
Half → 25K
32:14 | 13:14/mi
30K
3:27:56
18.64 mi
Rank: #1481 (-81)
25K → 30K
38:10 | 12:18/mi
35K
4:16:41
21.75 mi
Rank: #1518 (-37)
30K → 35K
48:45 | 15:42/mi
25.2M
5:05:36
25.20 mi
Rank: #1541 (-23)
35K → 25.2M
48:55 | 14:11/mi
Finish
5:18:59
26.22 mi
Rank: #1555 (-14)
25.2M → Finish
13:23 | 13:08/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:17:32
Pace10:30 /mi
2nd Half
Distance13.12 mi
Time3:01:28
Pace13:50 /mi
📊Positive Split: 31.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:14:5232:3810:3132:38
10:31
-
10K
6.21 mi08:47:031:04:4910:2632:11
10:22
-0:09
15K
9.32 mi09:19:181:37:0410:2532:15
10:23
+0:01
20K
12.43 mi09:51:572:09:4310:2732:39
10:31
+0:08
Half
13.10 mi09:59:462:17:3210:307:49
11:39
+1:08
25K
15.53 mi10:32:002:49:4610:5632:14
13:14
+1:35
30K
18.64 mi11:10:103:27:5611:1038:10
12:18
-0:56
35K
21.75 mi11:58:554:16:4111:4948:45
15:42
+3:24
25.2M
25.20 mi12:47:505:05:3612:0848:55
14:11
-1:31
Finish
26.22 mi13:01:135:18:5912:1113:23
13:08
-1:03

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

10:22 /mi

Average Pace

12:10 /mi

Slowest Pace

15:42 /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

2:09:43

41% of race

Time at Steady Pace

59:22

19% of race

Time at Slower Pace

2:09:54

41% of race

Average Pace: 12:10 /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 mi08:14:5232:3810:3132:38
10:31
#1387
10K
6.21 mi08:47:031:04:4910:2632:11
10:22
#1337
15K
9.32 mi09:19:181:37:0410:2532:15
10:23
#1317
20K
12.43 mi09:51:572:09:4310:2732:39
10:31
#1315
Half
13.10 mi09:59:462:17:3210:307:49
11:39
#1315
25K
15.53 mi10:32:002:49:4610:5632:14
13:14
#1400
30K
18.64 mi11:10:103:27:5611:1038:10
12:18
#1481
35K
21.75 mi11:58:554:16:4111:4948:45
15:42
#1518
25.2M
25.20 mi12:47:505:05:3612:0848:55
14:11
#1541
Finish
26.22 mi13:01:135:18:5912:1113:23
13:08
#1555
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 mi13879081881288(Top 66%)857(Top 74%)181(Top 75%)
10K6.21 mi3.10 mi1337+50881+27185+31305(Top 67%)863(Top 75%)182(Top 76%)
15K9.32 mi3.11 mi1317+20870+11184+11288(Top 66%)857(Top 74%)181(Top 75%)
20K12.43 mi3.11 mi1315+2864+6182+21301(Top 67%)857(Top 74%)181(Top 75%)
Half13.10 mi0.67 mi1315860+41821408(Top 72%)905(Top 78%)188(Top 78%)
25K15.53 mi2.43 mi1400-85902-42189-71663(Top 85%)1021(Top 89%)219(Top 91%)
30K18.64 mi3.11 mi1481-81943-41197-81695(Top 87%)1023(Top 89%)219(Top 91%)
35K21.75 mi3.11 mi1518-37955-12201-41593(Top 82%)963(Top 84%)207(Top 86%)
25.2M25.20 mi3.45 mi1541-23961-6203-21632(Top 84%)975(Top 85%)204(Top 85%)
Finish26.22 mi1.02 mi1555-14969-82031708(Top 88%)1018(Top 88%)212(Top 88%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×1
+26ft-31ft

Overall

1288

Males

857

M25-29

181

5K→10K

3.1 - 6.2 mi

Top 67%
×2
+38ft-17ft

Overall

1305

Males

863

M25-29

182

10K→15K

6.2 - 9.3 mi

Top 66%
×2
+26ft-44ft

Overall

1288

Males

857

M25-29

181

15K→20K

9.3 - 12.4 mi

Top 67%
×1
+35ft-22ft

Overall

1301

Males

857

M25-29

181

20K→Half

12.4 - 13.1 mi

Top 72%
×1
+7ft-13ft

Overall

1408

Males

905

M25-29

188

Half→25K

13.1 - 15.5 mi

Top 85%
×2
+48ft-19ft

Overall

1663

Males

1021

M25-29

219

25K→30K

15.5 - 18.6 mi

Top 87%
×2
+38ft-52ft

Overall

1695

Males

1023

M25-29

219

30K→35K

18.6 - 21.8 mi

Top 82%
×2
+39ft-39ft

Overall

1593

Males

963

M25-29

207

35K→25.2M

21.8 - 25.2 mi

Top 84%
×3
+57ft-58ft

Overall

1632

Males

975

M25-29

204

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×1
+17ft-12ft

Overall

1708

Males

1018

M25-29

212

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
153
Passed By
321
Net Change
-168
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1387
5K → 10K6717+50#1387#1337
10K → 15K3111+20#1337#1317
15K → 20K1715+2#1317#1315
20K → Half10100#1315#1315
Half → 25K388-85#1315#1400
25K → 30K182-81#1400#1481
30K → 35K1451-37#1481#1518
35K → 25.2M831-23#1518#1541
25.2M → Finish216-14#1541#1555
TOTALS153321-168
📊

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

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🏆 Finisher Certificate
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Activity Data

Upload your GPX file to see detailed activity metrics

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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.

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If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management