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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Elizabeth Coltrane

Bib: 2127 •F •Age: 38

Verona, VA

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Top 48%
Gender (Female)
#0 / 791
Top 38%
Age Group (F35-39)
Official
#0 / 111
Calculated (F35-39)
#0 / 111
Top 35%
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
28:34
3.11 mi
Rank: #885
Start → 5K
28:34 | 9:12/mi
10K
56:45
6.21 mi
Rank: #838 (+47)
5K → 10K
28:11 | 9:05/mi
15K
1:24:40
9.32 mi
Rank: #808 (+30)
10K → 15K
27:55 | 9:00/mi
20K
1:52:50
12.43 mi
Rank: #807 (+1)
15K → 20K
28:10 | 9:04/mi
Half
1:59:15
13.10 mi
Rank: #798 (+9)
20K → Half
6:25 | 9:34/mi
25K
2:24:50
15.53 mi
Rank: #858 (-60)
Half → 25K
25:35 | 10:31/mi
30K
2:54:19
18.64 mi
Rank: #879 (-21)
25K → 30K
29:29 | 9:30/mi
35K
3:34:57
21.75 mi
Rank: #935 (-56)
30K → 35K
40:38 | 13:05/mi
25.2M
4:13:31
25.20 mi
Rank: #932 (+3)
35K → 25.2M
38:34 | 11:11/mi
Finish
4:23:38
26.22 mi
Rank: #930 (+2)
25.2M → Finish
10:07 | 9:56/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time1:59:15
Pace9:07 /mi
2nd Half
Distance13.12 mi
Time2:24:23
Pace11:01 /mi
📊Positive Split: 21.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:12:5928:349:1228:34
9:12
-
10K
6.21 mi08:41:1056:459:0828:11
9:05
-0:07
15K
9.32 mi09:09:051:24:409:0627:55
9:00
-0:05
20K
12.43 mi09:37:151:52:509:0528:10
9:04
+0:04
Half
13.10 mi09:43:401:59:159:076:25
9:34
+0:30
25K
15.53 mi10:09:152:24:509:2025:35
10:31
+0:57
30K
18.64 mi10:38:442:54:199:2229:29
9:30
-1:01
35K
21.75 mi11:19:223:34:579:5440:38
13:05
+3:35
25.2M
25.20 mi11:57:564:13:3110:0438:34
11:11
-1:54
Finish
26.22 mi12:08:034:23:3810:0410:07
9:56
-1:15

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

9:00 /mi

Average Pace

10:04 /mi

Slowest Pace

13:05 /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

0:00

0% of race

Time at Steady Pace

2:38:51

60% of race

Time at Slower Pace

1:44:47

40% of race

Average Pace: 10:03 /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 mi08:12:5928:349:1228:34
9:12
#885
10K
6.21 mi08:41:1056:459:0828:11
9:05
#838
15K
9.32 mi09:09:051:24:409:0627:55
9:00
#808
20K
12.43 mi09:37:151:52:509:0528:10
9:04
#807
Half
13.10 mi09:43:401:59:159:076:25
9:34
#798
25K
15.53 mi10:09:152:24:509:2025:35
10:31
#858
30K
18.64 mi10:38:442:54:199:2229:29
9:30
#879
35K
21.75 mi11:19:223:34:579:5440:38
13:05
#935
25.2M
25.20 mi11:57:564:13:3110:0438:34
11:11
#932
Finish
26.22 mi12:08:034:23:3810:0410:07
9:56
#930
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 mi88525432761(Top 39%)215(Top 27%)30(Top 27%)
10K6.21 mi3.10 mi838+47239+1530+2809(Top 42%)234(Top 30%)30(Top 27%)
15K9.32 mi3.11 mi808+30234+531-1761(Top 39%)215(Top 27%)30(Top 27%)
20K12.43 mi3.11 mi807+1231+332-1800(Top 41%)225(Top 28%)32(Top 29%)
Half13.10 mi0.67 mi798+9228+331+1715(Top 37%)194(Top 25%)26(Top 23%)
25K15.53 mi2.43 mi858-60243-1532-11080(Top 55%)346(Top 44%)46(Top 41%)
30K18.64 mi3.11 mi879-21257-1434-21097(Top 56%)379(Top 48%)49(Top 44%)
35K21.75 mi3.11 mi935-56299-4241-71182(Top 61%)441(Top 56%)52(Top 47%)
25.2M25.20 mi3.45 mi932+3303-440+1958(Top 49%)369(Top 47%)46(Top 41%)
Finish26.22 mi1.02 mi930+2304-139+1933(Top 48%)346(Top 44%)39(Top 35%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×1
+26ft-31ft

Overall

761

Females

215

F35-39

30

5K→10K

3.1 - 6.2 mi

Top 42%
×2
+38ft-17ft

Overall

809

Females

234

F35-39

30

10K→15K

6.2 - 9.3 mi

Top 39%
×2
+26ft-44ft

Overall

761

Females

215

F35-39

30

15K→20K

9.3 - 12.4 mi

Top 41%
×1
+35ft-22ft

Overall

800

Females

225

F35-39

32

20K→Half

12.4 - 13.1 mi

Top 37%
×1
+7ft-13ft

Overall

715

Females

194

F35-39

26

Half→25K

13.1 - 15.5 mi

Top 55%
×2
+48ft-19ft

Overall

1080

Females

346

F35-39

46

25K→30K

15.5 - 18.6 mi

Top 56%
×2
+38ft-52ft

Overall

1097

Females

379

F35-39

49

30K→35K

18.6 - 21.8 mi

Top 61%
×2
+39ft-39ft

Overall

1182

Females

441

F35-39

52

35K→25.2M

21.8 - 25.2 mi

Top 49%
×3
+57ft-58ft

Overall

958

Females

369

F35-39

46

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×1
+17ft-12ft

Overall

933

Females

346

F35-39

39

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
177
Passed By
222
Net Change
-45
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#885
5K → 10K6013+47#885#838
10K → 15K344+30#838#808
15K → 20K1615+1#808#807
20K → Half101+9#807#798
Half → 25K363-60#798#858
25K → 30K930-21#858#879
30K → 35K1571-56#879#935
35K → 25.2M2421+3#935#932
25.2M → Finish64+2#932#930
TOTALS177222-45
📊

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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