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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

John Malbon

Bib: 148 •M •Age: 41

Virginia Bch, VA

Shamrock Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 1949
Top 9%
Gender (Male)
#0 / 1153
Top 12%
Masters (Masters Men)
#0 / 398
Top 10%
Age Group (M40-44)
Official
#0 / 120
Calculated (M40-44)
#0 / 120
Top 17%
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
22:21
3.11 mi
Rank: #143
Start → 5K
22:21 | 7:12/mi
10K
44:59
6.21 mi
Rank: #148 (-5)
5K → 10K
22:38 | 7:18/mi
15K
1:07:29
9.32 mi
Rank: #139 (+9)
10K → 15K
22:30 | 7:15/mi
20K
1:29:44
12.43 mi
Rank: #132 (+7)
15K → 20K
22:15 | 7:10/mi
Half
1:35:00
13.10 mi
Rank: #137 (-5)
20K → Half
5:16 | 7:51/mi
25K
1:53:21
15.53 mi
Rank: #143 (-6)
Half → 25K
18:21 | 7:33/mi
30K
2:14:41
18.64 mi
Rank: #152 (-9)
25K → 30K
21:20 | 6:52/mi
35K
2:43:08
21.75 mi
Rank: #156 (-4)
30K → 35K
28:27 | 9:10/mi
25.2M
3:13:15
25.20 mi
Rank: #172 (-16)
35K → 25.2M
30:07 | 8:44/mi
Finish
3:21:38
26.22 mi
Rank: #176 (-4)
25.2M → Finish
8:23 | 8:14/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time1:35:00
Pace7:16 /mi
2nd Half
Distance13.12 mi
Time1:46:39
Pace8:08 /mi
📊Positive Split: 12.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:52:3522:217:1222:21
7:12
-
10K
6.21 mi08:15:1344:597:1522:38
7:18
+0:06
15K
9.32 mi08:37:431:07:297:1522:30
7:15
-0:03
20K
12.43 mi08:59:581:29:447:1422:15
7:10
-0:05
Half
13.10 mi09:05:141:35:007:165:16
7:51
+0:41
25K
15.53 mi09:23:351:53:217:1818:21
7:33
-0:18
30K
18.64 mi09:44:552:14:417:1421:20
6:52
-0:41
35K
21.75 mi10:13:222:43:087:3128:27
9:10
+2:18
25.2M
25.20 mi10:43:293:13:157:4130:07
8:44
-0:26
Finish
26.22 mi10:51:523:21:387:428:23
8:14
-0:30

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. Green = fastest, yellow = moderate, red = slowest segments.

Fastest Pace

6:52 /mi

Average Pace

7:42 /mi

Slowest Pace

9:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Color indicates pace quality: green = fast pace, yellow = moderate, red = slow pace.

Time at Fast Pace

43:35

22% of race

Time at Moderate Pace

1:31:06

45% of race

Time at Slow Pace

1:06:57

33% of race

Average Pace: 7:41 /mi

Loading chart...
Fast pace (< avg)
Moderate pace (≈ avg)
Slow pace (> avg)

🎨Heatmap

Pace Heatmap

Visual intensity map of your pacing throughout the race. Green = fastest, yellow = moderate, red = slowest.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Fast
Moderate
Slow

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 mi07:52:3522:217:1222:21
7:12
#143
10K
6.21 mi08:15:1344:597:1522:38
7:18
#148
15K
9.32 mi08:37:431:07:297:1522:30
7:15
#139
20K
12.43 mi08:59:581:29:447:1422:15
7:10
#132
Half
13.10 mi09:05:141:35:007:165:16
7:51
#137
25K
15.53 mi09:23:351:53:217:1818:21
7:33
#143
30K
18.64 mi09:44:552:14:417:1421:20
6:52
#152
35K
21.75 mi10:13:222:43:087:3128:27
9:10
#156
25.2M
25.20 mi10:43:293:13:157:4130:07
8:44
#172
Finish
26.22 mi10:51:523:21:387:428:23
8:14
#176
Fast pace
Moderate pace
Slow pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi14312519125(Top 6%)110(Top 10%)16(Top 13%)
10K6.21 mi3.10 mi148-5127-219145(Top 7%)124(Top 11%)18(Top 15%)
15K9.32 mi3.11 mi139+9119+817+2125(Top 6%)110(Top 10%)16(Top 13%)
20K12.43 mi3.11 mi132+7113+617125(Top 6%)110(Top 10%)14(Top 12%)
Half13.10 mi0.67 mi137-5117-417158(Top 8%)136(Top 12%)20(Top 17%)
25K15.53 mi2.43 mi143-6124-717146(Top 7%)124(Top 11%)15(Top 13%)
30K18.64 mi3.11 mi152-9130-619-2214(Top 11%)161(Top 14%)21(Top 18%)
35K21.75 mi3.11 mi156-413019253(Top 13%)185(Top 16%)25(Top 21%)
25.2M25.20 mi3.45 mi172-16135-521-2302(Top 15%)216(Top 19%)30(Top 25%)
Finish26.22 mi1.02 mi176-4136-120+1351(Top 18%)243(Top 21%)32(Top 27%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×1
+26ft-31ft

Overall

125

Males

110

M40-44

16

5K→10K

3.1 - 6.2 mi

Top 7%
×2
+38ft-17ft

Overall

145

Males

124

M40-44

18

10K→15K

6.2 - 9.3 mi

Top 6%
×2
+26ft-44ft

Overall

125

Males

110

M40-44

16

15K→20K

9.3 - 12.4 mi

Top 6%
×1
+35ft-22ft

Overall

125

Males

110

M40-44

14

20K→Half

12.4 - 13.1 mi

Top 8%
×1
+7ft-13ft

Overall

158

Males

136

M40-44

20

Half→25K

13.1 - 15.5 mi

Top 7%
×2
+48ft-19ft

Overall

146

Males

124

M40-44

15

25K→30K

15.5 - 18.6 mi

Top 11%
×2
+38ft-52ft

Overall

214

Males

161

M40-44

21

30K→35K

18.6 - 21.8 mi

Top 13%
×2
+39ft-39ft

Overall

253

Males

185

M40-44

25

35K→25.2M

21.8 - 25.2 mi

Top 15%
×3
+57ft-58ft

Overall

302

Males

216

M40-44

30

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×1
+17ft-12ft

Overall

351

Males

243

M40-44

32

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
37
Passed By
70
Net Change
-33
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#143
5K → 10K510-5#143#148
10K → 15K101+9#148#139
15K → 20K81+7#139#132
20K → Half27-5#132#137
Half → 25K28-6#137#143
25K → 30K09-9#143#152
30K → 35K610-4#152#156
35K → 25.2M319-16#156#172
25.2M → Finish15-4#172#176
TOTALS3770-33
📊

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

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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