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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Yulia Kirina

Bib: 1344 •F •Age: 23

Blacksburg, VA

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Top 26%
Gender (Female)
#0 / 791
Top 18%
Age Group (F20-24)
#0 / 107
Top 23%
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
26:49
3.11 mi
Rank: #591
Start → 5K
26:49 | 8:38/mi
10K
53:42
6.21 mi
Rank: #586 (+5)
5K → 10K
26:53 | 8:40/mi
15K
1:20:53
9.32 mi
Rank: #604 (-18)
10K → 15K
27:11 | 8:45/mi
20K
1:47:44
12.43 mi
Rank: #601 (+3)
15K → 20K
26:51 | 8:39/mi
Half
1:53:56
13.10 mi
Rank: #586 (+15)
20K → Half
6:12 | 9:15/mi
25K
2:15:06
15.53 mi
Rank: #555 (+31)
Half → 25K
21:10 | 8:42/mi
30K
2:39:07
18.64 mi
Rank: #525 (+30)
25K → 30K
24:01 | 7:44/mi
35K
3:09:56
21.75 mi
Rank: #496 (+29)
30K → 35K
30:49 | 9:56/mi
25.2M
3:42:56
25.20 mi
Rank: #496
35K → 25.2M
33:00 | 9:34/mi
Finish
3:52:35
26.22 mi
Rank: #505 (-9)
25.2M → Finish
9:39 | 9:29/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time1:53:56
Pace8:42 /mi
2nd Half
Distance13.12 mi
Time1:58:40
Pace9:03 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:03:1826:498:3826:49
8:38
-
10K
6.21 mi08:30:1153:428:3926:53
8:40
+0:02
15K
9.32 mi08:57:221:20:538:4127:11
8:45
+0:05
20K
12.43 mi09:24:131:47:448:4126:51
8:39
-0:06
Half
13.10 mi09:30:251:53:568:426:12
9:15
+0:36
25K
15.53 mi09:51:352:15:068:4221:10
8:42
-0:33
30K
18.64 mi10:15:362:39:078:3324:01
7:44
-0:58
35K
21.75 mi10:46:253:09:568:4530:49
9:56
+2:12
25.2M
25.20 mi11:19:253:42:568:5133:00
9:34
-0:22
Finish
26.22 mi11:29:043:52:358:539:39
9:29
-0:05

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

7:44 /mi

Average Pace

8:53 /mi

Slowest Pace

9:56 /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

24:01

10% of race

Time at Steady Pace

2:08:54

55% of race

Time at Slower Pace

1:19:40

34% of race

Average Pace: 8:52 /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 mi08:03:1826:498:3826:49
8:38
#591
10K
6.21 mi08:30:1153:428:3926:53
8:40
#586
15K
9.32 mi08:57:221:20:538:4127:11
8:45
#604
20K
12.43 mi09:24:131:47:448:4126:51
8:39
#601
Half
13.10 mi09:30:251:53:568:426:12
9:15
#586
25K
15.53 mi09:51:352:15:068:4221:10
8:42
#555
30K
18.64 mi10:15:362:39:078:3324:01
7:44
#525
35K
21.75 mi10:46:253:09:568:4530:49
9:56
#496
25.2M
25.20 mi11:19:253:42:568:5133:00
9:34
#496
Finish
26.22 mi11:29:043:52:358:539:39
9:29
#505
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 mi59115226639(Top 33%)168(Top 21%)31(Top 29%)
10K6.21 mi3.10 mi586+515224+2585(Top 30%)150(Top 19%)26(Top 24%)
15K9.32 mi3.11 mi604-18159-727-3639(Top 33%)168(Top 21%)31(Top 29%)
20K12.43 mi3.11 mi601+3158+127591(Top 30%)157(Top 20%)31(Top 29%)
Half13.10 mi0.67 mi586+15151+727558(Top 29%)140(Top 18%)26(Top 24%)
25K15.53 mi2.43 mi555+31140+1126+1466(Top 24%)114(Top 14%)24(Top 22%)
30K18.64 mi3.11 mi525+30136+425+1453(Top 23%)118(Top 15%)23(Top 21%)
35K21.75 mi3.11 mi496+29130+625408(Top 21%)119(Top 15%)22(Top 21%)
25.2M25.20 mi3.45 mi496140-1025506(Top 26%)166(Top 21%)31(Top 29%)
Finish26.22 mi1.02 mi505-9142-225756(Top 39%)272(Top 34%)54(Top 50%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×1
+26ft-31ft

Overall

639

Females

168

F20-24

31

5K→10K

3.1 - 6.2 mi

Top 30%
×2
+38ft-17ft

Overall

585

Females

150

F20-24

26

10K→15K

6.2 - 9.3 mi

Top 33%
×2
+26ft-44ft

Overall

639

Females

168

F20-24

31

15K→20K

9.3 - 12.4 mi

Top 30%
×1
+35ft-22ft

Overall

591

Females

157

F20-24

31

20K→Half

12.4 - 13.1 mi

Top 29%
×1
+7ft-13ft

Overall

558

Females

140

F20-24

26

Half→25K

13.1 - 15.5 mi

Top 24%
×2
+48ft-19ft

Overall

466

Females

114

F20-24

24

25K→30K

15.5 - 18.6 mi

Top 23%
×2
+38ft-52ft

Overall

453

Females

118

F20-24

23

30K→35K

18.6 - 21.8 mi

Top 21%
×2
+39ft-39ft

Overall

408

Females

119

F20-24

22

35K→25.2M

21.8 - 25.2 mi

Top 26%
×3
+57ft-58ft

Overall

506

Females

166

F20-24

31

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×1
+17ft-12ft

Overall

756

Females

272

F20-24

54

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
185
Passed By
99
Net Change
+86
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#591
5K → 10K2621+5#591#586
10K → 15K725-18#586#604
15K → 20K1310+3#604#601
20K → Half172+15#601#586
Half → 25K343+31#586#555
25K → 30K322+30#555#525
30K → 35K389+29#525#496
35K → 25.2M18180#496#496
25.2M → Finish09-9#496#505
TOTALS18599+86
📊

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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