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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Taylor Ayers

Bib: 3133 •F •Age: 35

Chesapeake, VA

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Gender (Female)
#0 / 791
Top 43%
Age Group (F35-39)
Official
#0 / 111
Calculated (F35-39)
#0 / 111
Top 41%
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
27:06
3.11 mi
Rank: #648
Start → 5K
27:06 | 8:44/mi
10K
54:45
6.21 mi
Rank: #680 (-32)
5K → 10K
27:39 | 8:54/mi
15K
1:22:32
9.32 mi
Rank: #688 (-8)
10K → 15K
27:47 | 8:57/mi
20K
1:51:53
12.43 mi
Rank: #769 (-81)
15K → 20K
29:21 | 9:27/mi
Half
1:58:17
13.10 mi
Rank: #760 (+9)
20K → Half
6:24 | 9:33/mi
25K
2:24:43
15.53 mi
Rank: #855 (-95)
Half → 25K
26:26 | 10:52/mi
30K
2:54:26
18.64 mi
Rank: #882 (-27)
25K → 30K
29:43 | 9:34/mi
35K
3:35:57
21.75 mi
Rank: #952 (-70)
30K → 35K
41:31 | 13:22/mi
25.2M
4:18:47
25.20 mi
Rank: #1007 (-55)
35K → 25.2M
42:50 | 12:25/mi
Finish
4:29:46
26.22 mi
Rank: #1014 (-7)
25.2M → Finish
10:59 | 10:47/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time1:58:17
Pace9:02 /mi
2nd Half
Distance13.12 mi
Time2:31:30
Pace11:33 /mi
📊Positive Split: 28.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:59:2427:068:4427:06
8:44
-
10K
6.21 mi08:27:0354:458:4927:39
8:54
+0:10
15K
9.32 mi08:54:501:22:328:5227:47
8:57
+0:03
20K
12.43 mi09:24:111:51:539:0129:21
9:27
+0:30
Half
13.10 mi09:30:351:58:179:026:24
9:33
+0:06
25K
15.53 mi09:57:012:24:439:1926:26
10:52
+1:19
30K
18.64 mi10:26:442:54:269:2229:43
9:34
-1:18
35K
21.75 mi11:08:153:35:579:5641:31
13:22
+3:48
25.2M
25.20 mi11:51:054:18:4710:1742:50
12:25
-0:57
Finish
26.22 mi12:02:044:29:4610:1810:59
10:47
-1:38

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

8:44 /mi

Average Pace

10:18 /mi

Slowest Pace

13:22 /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

27:06

10% of race

Time at Steady Pace

2:00:54

45% of race

Time at Slower Pace

2:01:46

45% of race

Average Pace: 10:17 /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 mi07:59:2427:068:4427:06
8:44
#648
10K
6.21 mi08:27:0354:458:4927:39
8:54
#680
15K
9.32 mi08:54:501:22:328:5227:47
8:57
#688
20K
12.43 mi09:24:111:51:539:0129:21
9:27
#769
Half
13.10 mi09:30:351:58:179:026:24
9:33
#760
25K
15.53 mi09:57:012:24:439:1926:26
10:52
#855
30K
18.64 mi10:26:442:54:269:2229:43
9:34
#882
35K
21.75 mi11:08:153:35:579:5641:31
13:22
#952
25.2M
25.20 mi11:51:054:18:4710:1742:50
12:25
#1007
Finish
26.22 mi12:02:044:29:4610:1810:59
10:47
#1014
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
5K3.11 mi3.11 mi64817425736(Top 38%)207(Top 26%)27(Top 24%)
10K6.21 mi3.10 mi680-32189-1526-1718(Top 37%)202(Top 26%)27(Top 24%)
15K9.32 mi3.11 mi688-8192-325+1736(Top 38%)207(Top 26%)27(Top 24%)
20K12.43 mi3.11 mi769-81218-2628-3927(Top 48%)274(Top 35%)36(Top 32%)
Half13.10 mi0.67 mi760+9214+427+1702(Top 36%)188(Top 24%)24(Top 22%)
25K15.53 mi2.43 mi855-95241-2731-41202(Top 62%)404(Top 51%)54(Top 49%)
30K18.64 mi3.11 mi882-27258-1735-41121(Top 58%)390(Top 49%)51(Top 46%)
35K21.75 mi3.11 mi952-70307-4943-81233(Top 63%)466(Top 59%)58(Top 52%)
25.2M25.20 mi3.45 mi1007-55336-2945-21283(Top 66%)503(Top 64%)72(Top 65%)
Finish26.22 mi1.02 mi1014-7342-646-11230(Top 63%)469(Top 59%)61(Top 55%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×1
+26ft-31ft

Overall

736

Females

207

F35-39

27

5K→10K

3.1 - 6.2 mi

Top 37%
×2
+38ft-17ft

Overall

718

Females

202

F35-39

27

10K→15K

6.2 - 9.3 mi

Top 38%
×2
+26ft-44ft

Overall

736

Females

207

F35-39

27

15K→20K

9.3 - 12.4 mi

Top 48%
×1
+35ft-22ft

Overall

927

Females

274

F35-39

36

20K→Half

12.4 - 13.1 mi

Top 36%
×1
+7ft-13ft

Overall

702

Females

188

F35-39

24

Half→25K

13.1 - 15.5 mi

Top 62%
×2
+48ft-19ft

Overall

1202

Females

404

F35-39

54

25K→30K

15.5 - 18.6 mi

Top 58%
×2
+38ft-52ft

Overall

1121

Females

390

F35-39

51

30K→35K

18.6 - 21.8 mi

Top 63%
×2
+39ft-39ft

Overall

1233

Females

466

F35-39

58

35K→25.2M

21.8 - 25.2 mi

Top 66%
×3
+57ft-58ft

Overall

1283

Females

503

F35-39

72

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×1
+17ft-12ft

Overall

1230

Females

469

F35-39

61

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
68
Passed By
434
Net Change
-366
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#648
5K → 10K941-32#648#680
10K → 15K1321-8#680#688
15K → 20K182-81#688#769
20K → Half101+9#769#760
Half → 25K297-95#760#855
25K → 30K835-27#855#882
30K → 35K1383-70#882#952
35K → 25.2M762-55#952#1007
25.2M → Finish512-7#1007#1014
TOTALS68434-366
📊

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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