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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Kelly McMillan

Bib: 2716 •F •Age: 33

Norfolk, 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
37:26
3.11 mi
Rank: #1789
Start → 5K
37:26 | 12:03/mi
10K
1:20:03
6.21 mi
Rank: #1858 (-69)
5K → 10K
42:37 | 13:44/mi
15K
2:02:34
9.32 mi
Rank: #1878 (-20)
10K → 15K
42:31 | 13:42/mi
20K
2:49:50
12.43 mi
Rank: #1898 (-20)
15K → 20K
47:16 | 15:13/mi
Half
2:59:25
13.10 mi
Rank: #1889 (+9)
20K → Half
9:35 | 14:17/mi
25K
3:36:13
15.53 mi
Rank: #1894 (-5)
Half → 25K
36:48 | 15:07/mi
30K
4:21:21
18.64 mi
Rank: #1900 (-6)
25K → 30K
45:08 | 14:32/mi
35K
5:25:52
21.75 mi
Rank: #1912 (-12)
30K → 35K
1:04:31 | 20:46/mi
25.2M
6:24:35
25.20 mi
Rank: #1914 (-2)
35K → 25.2M
58:43 | 17:01/mi
Finish
6:40:04
26.22 mi
Rank: #1915 (-1)
25.2M → Finish
15:29 | 15:12/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:59:25
Pace13:42 /mi
2nd Half
Distance13.12 mi
Time3:40:40
Pace16:50 /mi
📊Positive Split: 23.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:23:4337:2612:0337:26
12:03
-
10K
6.21 mi09:06:201:20:0312:5342:37
13:44
+1:41
15K
9.32 mi09:48:512:02:3413:1042:31
13:42
-0:02
20K
12.43 mi10:36:072:49:5013:4047:16
15:13
+1:31
Half
13.10 mi10:45:422:59:2513:429:35
14:17
-0:56
25K
15.53 mi11:22:303:36:1313:5636:48
15:07
+0:50
30K
18.64 mi12:07:384:21:2114:0245:08
14:32
-0:35
35K
21.75 mi13:12:095:25:5215:001:04:31
20:46
+6:14
25.2M
25.20 mi14:10:526:24:3515:1658:43
17:01
-3:45
Finish
26.22 mi14:26:216:40:0415:1715:29
15:12
-1:49

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

12:03 /mi

Average Pace

15:16 /mi

Slowest Pace

20:46 /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

2:02:34

31% of race

Time at Steady Pace

2:34:16

39% of race

Time at Slower Pace

2:03:14

31% of race

Average Pace: 15:15 /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 mi08:23:4337:2612:0337:26
12:03
#1789
10K
6.21 mi09:06:201:20:0312:5342:37
13:44
#1858
15K
9.32 mi09:48:512:02:3413:1042:31
13:42
#1878
20K
12.43 mi10:36:072:49:5013:4047:16
15:13
#1898
Half
13.10 mi10:45:422:59:2513:429:35
14:17
#1889
25K
15.53 mi11:22:303:36:1313:5636:48
15:07
#1894
30K
18.64 mi12:07:384:21:2114:0245:08
14:32
#1900
35K
21.75 mi13:12:095:25:5215:001:04:31
20:46
#1912
25.2M
25.20 mi14:10:526:24:3515:1658:43
17:01
#1914
Finish
26.22 mi14:26:216:40:0415:1715:29
15:12
#1915
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 mi1789689941885(Top 97%)750(Top 95%)100(Top 96%)
10K6.21 mi3.10 mi1858-69730-4199-51895(Top 97%)758(Top 96%)101(Top 97%)
15K9.32 mi3.11 mi1878-20742-12100-11885(Top 97%)750(Top 95%)100(Top 96%)
20K12.43 mi3.11 mi1898-20759-17102-21918(Top 98%)776(Top 98%)103(Top 99%)
Half13.10 mi0.67 mi1889+9756+3101+11813(Top 93%)715(Top 90%)93(Top 89%)
25K15.53 mi2.43 mi1894-5756102-11855(Top 95%)747(Top 94%)98(Top 94%)
30K18.64 mi3.11 mi1900-6761-51021905(Top 98%)772(Top 98%)103(Top 99%)
35K21.75 mi3.11 mi1912-12769-81021930(Top 99%)782(Top 99%)102(Top 98%)
25.2M25.20 mi3.45 mi1914-2770-11021894(Top 97%)767(Top 97%)100(Top 96%)
Finish26.22 mi1.02 mi1915-1771-11021872(Top 96%)759(Top 96%)102(Top 98%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 97%
×1
+26ft-31ft

Overall

1885

Females

750

F30-34

100

5K→10K

3.1 - 6.2 mi

Top 97%
×2
+38ft-17ft

Overall

1895

Females

758

F30-34

101

10K→15K

6.2 - 9.3 mi

Top 97%
×2
+26ft-44ft

Overall

1885

Females

750

F30-34

100

15K→20K

9.3 - 12.4 mi

Top 98%
×1
+35ft-22ft

Overall

1918

Females

776

F30-34

103

20K→Half

12.4 - 13.1 mi

Top 93%
×1
+7ft-13ft

Overall

1813

Females

715

F30-34

93

Half→25K

13.1 - 15.5 mi

Top 95%
×2
+48ft-19ft

Overall

1855

Females

747

F30-34

98

25K→30K

15.5 - 18.6 mi

Top 98%
×2
+38ft-52ft

Overall

1905

Females

772

F30-34

103

30K→35K

18.6 - 21.8 mi

Top 99%
×2
+39ft-39ft

Overall

1930

Females

782

F30-34

102

35K→25.2M

21.8 - 25.2 mi

Top 97%
×3
+57ft-58ft

Overall

1894

Females

767

F30-34

100

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×1
+17ft-12ft

Overall

1872

Females

759

F30-34

102

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
30
Passed By
156
Net Change
-126
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1789
5K → 10K574-69#1789#1858
10K → 15K525-20#1858#1878
15K → 20K121-20#1878#1898
20K → Half90+9#1898#1889
Half → 25K611-5#1889#1894
25K → 30K17-6#1894#1900
30K → 35K012-12#1900#1912
35K → 25.2M24-2#1912#1914
25.2M → Finish12-1#1914#1915
TOTALS30156-126
📊

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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