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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Jaclyn Cardoso

Bib: 1393 •F •Age: 21

Millsboro, DE

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Top 36%
Gender (Female)
#0 / 791
Top 27%
Age Group (F20-24)
#0 / 107
Top 38%
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
30:50
3.11 mi
Rank: #1168
Start → 5K
30:50 | 9:56/mi
10K
58:31
6.21 mi
Rank: #965 (+203)
5K → 10K
27:41 | 8:55/mi
15K
1:27:40
9.32 mi
Rank: #957 (+8)
10K → 15K
29:09 | 9:23/mi
20K
1:56:29
12.43 mi
Rank: #935 (+22)
15K → 20K
28:49 | 9:17/mi
Half
2:03:09
13.10 mi
Rank: #925 (+10)
20K → Half
6:40 | 9:57/mi
25K
2:26:23
15.53 mi
Rank: #894 (+31)
Half → 25K
23:14 | 9:33/mi
30K
2:53:13
18.64 mi
Rank: #862 (+32)
25K → 30K
26:50 | 8:39/mi
35K
3:27:08
21.75 mi
Rank: #813 (+49)
30K → 35K
33:55 | 10:56/mi
25.2M
4:00:02
25.20 mi
Rank: #738 (+75)
35K → 25.2M
32:54 | 9:32/mi
Finish
4:07:39
26.22 mi
Rank: #704 (+34)
25.2M → Finish
7:37 | 7:29/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:03:09
Pace9:25 /mi
2nd Half
Distance13.12 mi
Time2:04:31
Pace9:30 /mi
📊Positive Split: 1.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:13:1230:509:5630:50
9:56
-
10K
6.21 mi08:40:5358:319:2627:41
8:55
-1:01
15K
9.32 mi09:10:021:27:409:2529:09
9:23
+0:28
20K
12.43 mi09:38:511:56:299:2328:49
9:17
-0:06
Half
13.10 mi09:45:312:03:099:256:40
9:57
+0:40
25K
15.53 mi10:08:452:26:239:2623:14
9:33
-0:24
30K
18.64 mi10:35:352:53:139:1826:50
8:39
-0:54
35K
21.75 mi11:09:303:27:089:3233:55
10:56
+2:17
25.2M
25.20 mi11:42:244:00:029:3232:54
9:32
-1:24
Finish
26.22 mi11:50:014:07:399:287:37
7:29
-2:03

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

7:29 /mi

Average Pace

9:27 /mi

Slowest Pace

10:56 /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

1:02:08

25% of race

Time at Steady Pace

2:31:36

61% of race

Time at Slower Pace

33:55

14% of race

Average Pace: 9:27 /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 mi08:13:1230:509:5630:50
9:56
#1168
10K
6.21 mi08:40:5358:319:2627:41
8:55
#965
15K
9.32 mi09:10:021:27:409:2529:09
9:23
#957
20K
12.43 mi09:38:511:56:299:2328:49
9:17
#935
Half
13.10 mi09:45:312:03:099:256:40
9:57
#925
25K
15.53 mi10:08:452:26:239:2623:14
9:33
#894
30K
18.64 mi10:35:352:53:139:1826:50
8:39
#862
35K
21.75 mi11:09:303:27:089:3233:55
10:56
#813
25.2M
25.20 mi11:42:244:00:029:3232:54
9:32
#738
Finish
26.22 mi11:50:014:07:399:287:37
7:29
#704
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-24Seg. OverallSeg. FemalesSeg. F20-24
5K3.11 mi3.11 mi116837763933(Top 48%)270(Top 34%)51(Top 48%)
10K6.21 mi3.10 mi965+203288+8953+10730(Top 37%)205(Top 26%)35(Top 33%)
15K9.32 mi3.11 mi957+8284+451+2933(Top 48%)270(Top 34%)51(Top 48%)
20K12.43 mi3.11 mi935+22277+751868(Top 45%)249(Top 31%)47(Top 44%)
Half13.10 mi0.67 mi925+10273+450+1854(Top 44%)245(Top 31%)45(Top 42%)
25K15.53 mi2.43 mi894+31259+1447+3781(Top 40%)224(Top 28%)43(Top 40%)
30K18.64 mi3.11 mi862+32251+845+2819(Top 42%)254(Top 32%)46(Top 43%)
35K21.75 mi3.11 mi813+49238+1343+2642(Top 33%)207(Top 26%)37(Top 35%)
25.2M25.20 mi3.45 mi738+75222+1641+2497(Top 26%)161(Top 20%)30(Top 28%)
Finish26.22 mi1.02 mi704+34215+741166(Top 9%)40(Top 5%)7(Top 7%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×1
+26ft-31ft

Overall

933

Females

270

F20-24

51

5K→10K

3.1 - 6.2 mi

Top 37%
×2
+38ft-17ft

Overall

730

Females

205

F20-24

35

10K→15K

6.2 - 9.3 mi

Top 48%
×2
+26ft-44ft

Overall

933

Females

270

F20-24

51

15K→20K

9.3 - 12.4 mi

Top 45%
×1
+35ft-22ft

Overall

868

Females

249

F20-24

47

20K→Half

12.4 - 13.1 mi

Top 44%
×1
+7ft-13ft

Overall

854

Females

245

F20-24

45

Half→25K

13.1 - 15.5 mi

Top 40%
×2
+48ft-19ft

Overall

781

Females

224

F20-24

43

25K→30K

15.5 - 18.6 mi

Top 42%
×2
+38ft-52ft

Overall

819

Females

254

F20-24

46

30K→35K

18.6 - 21.8 mi

Top 33%
×2
+39ft-39ft

Overall

642

Females

207

F20-24

37

35K→25.2M

21.8 - 25.2 mi

Top 26%
×3
+57ft-58ft

Overall

497

Females

161

F20-24

30

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×1
+17ft-12ft

Overall

166

Females

40

F20-24

7

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
488*
Passed By
24
Net Change
+464
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1168
5K → 10K203*0+203#1168#965
10K → 15K179+8#965#957
15K → 20K231+22#957#935
20K → Half122+10#935#925
Half → 25K354+31#925#894
25K → 30K364+32#894#862
30K → 35K523+49#862#813
35K → 25.2M750+75#813#738
25.2M → Finish351+34#738#704
TOTALS488*24+464

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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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