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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Kerstenn Rodgers

Bib: 3330 •F •Age: 29

Winchester, VA

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Gender (Female)
#0 / 791
Age Group (F25-29)
Official
#0 / 180
Calculated (F25-29)
#0 / 180
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
34:56
3.11 mi
Rank: #1624
Start → 5K
34:56 | 11:15/mi
10K
1:10:17
6.21 mi
Rank: #1605 (+19)
5K → 10K
35:21 | 11:23/mi
15K
1:45:45
9.32 mi
Rank: #1606 (-1)
10K → 15K
35:28 | 11:25/mi
20K
2:21:08
12.43 mi
Rank: #1589 (+17)
15K → 20K
35:23 | 11:24/mi
Half
2:29:15
13.10 mi
Rank: #1576 (+13)
20K → Half
8:07 | 12:06/mi
25K
2:57:31
15.53 mi
Rank: #1549 (+27)
Half → 25K
28:16 | 11:37/mi
30K
3:28:16
18.64 mi
Rank: #1493 (+56)
25K → 30K
30:45 | 9:54/mi
35K
4:07:22
21.75 mi
Rank: #1417 (+76)
30K → 35K
39:06 | 12:36/mi
25.2M
4:52:23
25.20 mi
Rank: #1428 (-11)
35K → 25.2M
45:01 | 13:03/mi
Finish
5:05:26
26.22 mi
Rank: #1442 (-14)
25.2M → Finish
13:03 | 12:49/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:29:15
Pace11:24 /mi
2nd Half
Distance13.12 mi
Time2:36:11
Pace11:55 /mi
📊Positive Split: 4.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:19:1534:5611:1534:56
11:15
-
10K
6.21 mi08:54:361:10:1711:1935:21
11:23
+0:08
15K
9.32 mi09:30:041:45:4511:2135:28
11:25
+0:02
20K
12.43 mi10:05:272:21:0811:2235:23
11:24
-0:01
Half
13.10 mi10:13:342:29:1511:248:07
12:06
+0:42
25K
15.53 mi10:41:502:57:3111:2628:16
11:37
-0:29
30K
18.64 mi11:12:353:28:1611:1130:45
9:54
-1:43
35K
21.75 mi11:51:414:07:2211:2339:06
12:36
+2:42
25.2M
25.20 mi12:36:424:52:2311:3745:01
13:03
+0:27
Finish
26.22 mi12:49:455:05:2611:4013:03
12:49
-0:14

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

9:54 /mi

Average Pace

11:39 /mi

Slowest Pace

13:03 /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

30:45

10% of race

Time at Steady Pace

2:49:24

55% of race

Time at Slower Pace

1:45:17

34% of race

Average Pace: 11:39 /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 mi08:19:1534:5611:1534:56
11:15
#1624
10K
6.21 mi08:54:361:10:1711:1935:21
11:23
#1605
15K
9.32 mi09:30:041:45:4511:2135:28
11:25
#1606
20K
12.43 mi10:05:272:21:0811:2235:23
11:24
#1589
Half
13.10 mi10:13:342:29:1511:248:07
12:06
#1576
25K
15.53 mi10:41:502:57:3111:2628:16
11:37
#1549
30K
18.64 mi11:12:353:28:1611:1130:45
9:54
#1493
35K
21.75 mi11:51:414:07:2211:2339:06
12:36
#1417
25.2M
25.20 mi12:36:424:52:2311:3745:01
13:03
#1428
Finish
26.22 mi12:49:455:05:2611:4013:03
12:49
#1442
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
5K3.11 mi3.11 mi16246011451600(Top 82%)583(Top 74%)146(Top 81%)
10K6.21 mi3.10 mi1605+19586+15142+31608(Top 83%)583(Top 74%)143(Top 79%)
15K9.32 mi3.11 mi1606-1581+5143-11600(Top 82%)583(Top 74%)146(Top 81%)
20K12.43 mi3.11 mi1589+17578+3145-21541(Top 79%)557(Top 70%)142(Top 79%)
Half13.10 mi0.67 mi1576+13571+71451518(Top 78%)551(Top 70%)140(Top 78%)
25K15.53 mi2.43 mi1549+27558+13142+31393(Top 71%)505(Top 64%)129(Top 72%)
30K18.64 mi3.11 mi1493+56540+18141+11216(Top 62%)434(Top 55%)113(Top 63%)
35K21.75 mi3.11 mi1417+76516+24132+91071(Top 55%)383(Top 48%)102(Top 57%)
25.2M25.20 mi3.45 mi1428-11526-10134-21424(Top 73%)560(Top 71%)144(Top 80%)
Finish26.22 mi1.02 mi1442-14533-7136-21655(Top 85%)663(Top 84%)164(Top 91%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×1
+26ft-31ft

Overall

1600

Females

583

F25-29

146

5K→10K

3.1 - 6.2 mi

Top 83%
×2
+38ft-17ft

Overall

1608

Females

583

F25-29

143

10K→15K

6.2 - 9.3 mi

Top 82%
×2
+26ft-44ft

Overall

1600

Females

583

F25-29

146

15K→20K

9.3 - 12.4 mi

Top 79%
×1
+35ft-22ft

Overall

1541

Females

557

F25-29

142

20K→Half

12.4 - 13.1 mi

Top 78%
×1
+7ft-13ft

Overall

1518

Females

551

F25-29

140

Half→25K

13.1 - 15.5 mi

Top 71%
×2
+48ft-19ft

Overall

1393

Females

505

F25-29

129

25K→30K

15.5 - 18.6 mi

Top 62%
×2
+38ft-52ft

Overall

1216

Females

434

F25-29

113

30K→35K

18.6 - 21.8 mi

Top 55%
×2
+39ft-39ft

Overall

1071

Females

383

F25-29

102

35K→25.2M

21.8 - 25.2 mi

Top 73%
×3
+57ft-58ft

Overall

1424

Females

560

F25-29

144

25.2M→Finish

25.2 - 26.2 mi

Top 85%
×1
+17ft-12ft

Overall

1655

Females

663

F25-29

164

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
300
Passed By
118
Net Change
+182
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1624
5K → 10K4526+19#1624#1605
10K → 15K2526-1#1605#1606
15K → 20K236+17#1606#1589
20K → Half152+13#1589#1576
Half → 25K4215+27#1576#1549
25K → 30K582+56#1549#1493
30K → 35K815+76#1493#1417
35K → 25.2M920-11#1417#1428
25.2M → Finish216-14#1428#1442
TOTALS300118+182
📊

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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