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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Sarah Dantos

Bib: 3296 •F •Age: 32

Virginia Bch, VA

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Gender (Female)
#0 / 791
Age Group (F30-34)
#0 / 104
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
38:09
3.11 mi
Rank: #1817
Start → 5K
38:09 | 12:17/mi
10K
1:18:47
6.21 mi
Rank: #1845 (-28)
5K → 10K
40:38 | 13:05/mi
15K
1:59:42
9.32 mi
Rank: #1845
10K → 15K
40:55 | 13:11/mi
20K
2:41:28
12.43 mi
Rank: #1848 (-3)
15K → 20K
41:46 | 13:27/mi
Half
2:50:38
13.10 mi
Rank: #1833 (+15)
20K → Half
9:10 | 13:40/mi
25K
3:26:34
15.53 mi
Rank: #1841 (-8)
Half → 25K
35:56 | 14:46/mi
30K
4:09:11
18.64 mi
Rank: #1853 (-12)
25K → 30K
42:37 | 13:44/mi
35K
5:06:34
21.75 mi
Rank: #1867 (-14)
30K → 35K
57:23 | 18:29/mi
25.2M
6:03:53
25.20 mi
Rank: #1872 (-5)
35K → 25.2M
57:19 | 16:37/mi
Finish
6:18:33
26.22 mi
Rank: #1872
25.2M → Finish
14:40 | 14:24/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:50:38
Pace13:02 /mi
2nd Half
Distance13.12 mi
Time3:27:56
Pace15:51 /mi
📊Positive Split: 21.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:20:5538:0912:1738:09
12:17
-
10K
6.21 mi09:01:331:18:4712:4140:38
13:05
+0:48
15K
9.32 mi09:42:281:59:4212:5140:55
13:11
+0:06
20K
12.43 mi10:24:142:41:2813:0041:46
13:27
+0:16
Half
13.10 mi10:33:242:50:3813:029:10
13:40
+0:13
25K
15.53 mi11:09:203:26:3413:1835:56
14:46
+1:06
30K
18.64 mi11:51:574:09:1113:2342:37
13:44
-1:02
35K
21.75 mi12:49:205:06:3414:0657:23
18:29
+4:45
25.2M
25.20 mi13:46:396:03:5314:2757:19
16:37
-1:52
Finish
26.22 mi14:01:196:18:3314:2714:40
14:24
-2:13

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

12:17 /mi

Average Pace

14:27 /mi

Slowest Pace

18:29 /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

38:09

10% of race

Time at Steady Pace

3:09:46

50% of race

Time at Slower Pace

2:30:38

40% of race

Average Pace: 14:26 /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 mi08:20:5538:0912:1738:09
12:17
#1817
10K
6.21 mi09:01:331:18:4712:4140:38
13:05
#1845
15K
9.32 mi09:42:281:59:4212:5140:55
13:11
#1845
20K
12.43 mi10:24:142:41:2813:0041:46
13:27
#1848
Half
13.10 mi10:33:242:50:3813:029:10
13:40
#1833
25K
15.53 mi11:09:203:26:3413:1835:56
14:46
#1841
30K
18.64 mi11:51:574:09:1113:2342:37
13:44
#1853
35K
21.75 mi12:49:205:06:3414:0657:23
18:29
#1867
25.2M
25.20 mi13:46:396:03:5314:2757:19
16:37
#1872
Finish
26.22 mi14:01:196:18:3314:2714:40
14:24
#1872
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
5K3.11 mi3.11 mi1817707961843(Top 95%)720(Top 91%)94(Top 90%)
10K6.21 mi3.10 mi1845-28722-1597-11859(Top 95%)731(Top 92%)99(Top 95%)
15K9.32 mi3.11 mi1845718+4971843(Top 95%)720(Top 91%)94(Top 90%)
20K12.43 mi3.11 mi1848-3721-398-11837(Top 94%)725(Top 92%)97(Top 93%)
Half13.10 mi0.67 mi1833+15715+696+21763(Top 90%)682(Top 86%)90(Top 87%)
25K15.53 mi2.43 mi1841-8721-697-11824(Top 94%)724(Top 92%)94(Top 90%)
30K18.64 mi3.11 mi1853-12729-899-21852(Top 95%)742(Top 94%)100(Top 96%)
35K21.75 mi3.11 mi1867-14741-1298+11857(Top 95%)750(Top 95%)97(Top 93%)
25.2M25.20 mi3.45 mi1872-5747-6981872(Top 96%)759(Top 96%)98(Top 94%)
Finish26.22 mi1.02 mi1872748-1981824(Top 94%)738(Top 93%)97(Top 93%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 95%
×1
+26ft-31ft

Overall

1843

Females

720

F30-34

94

5K→10K

3.1 - 6.2 mi

Top 95%
×2
+38ft-17ft

Overall

1859

Females

731

F30-34

99

10K→15K

6.2 - 9.3 mi

Top 95%
×2
+26ft-44ft

Overall

1843

Females

720

F30-34

94

15K→20K

9.3 - 12.4 mi

Top 94%
×1
+35ft-22ft

Overall

1837

Females

725

F30-34

97

20K→Half

12.4 - 13.1 mi

Top 90%
×1
+7ft-13ft

Overall

1763

Females

682

F30-34

90

Half→25K

13.1 - 15.5 mi

Top 94%
×2
+48ft-19ft

Overall

1824

Females

724

F30-34

94

25K→30K

15.5 - 18.6 mi

Top 95%
×2
+38ft-52ft

Overall

1852

Females

742

F30-34

100

30K→35K

18.6 - 21.8 mi

Top 95%
×2
+39ft-39ft

Overall

1857

Females

750

F30-34

97

35K→25.2M

21.8 - 25.2 mi

Top 96%
×3
+57ft-58ft

Overall

1872

Females

759

F30-34

98

25.2M→Finish

25.2 - 26.2 mi

Top 94%
×1
+17ft-12ft

Overall

1824

Females

738

F30-34

97

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
68
Passed By
123
Net Change
-55
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1817
5K → 10K1644-28#1817#1845
10K → 15K880#1845#1845
15K → 20K69-3#1845#1848
20K → Half161+15#1848#1833
Half → 25K1018-8#1833#1841
25K → 30K214-12#1841#1853
30K → 35K418-14#1853#1867
35K → 25.2M49-5#1867#1872
25.2M → Finish220#1872#1872
TOTALS68123-55
📊

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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