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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Thomas Andros

Bib: 71 •M •Age: 66

Vienna, VA

Shamrock Marathon logo
0:00
0:00
/ mi
MastersBQ
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Overall
#0 / 1949
Top 31%
Gender (Male)
#0 / 1153
Top 36%
Masters (Masters Men)
#0 / 398
Top 34%
Age Group (M65-69)
#0 / 15
Top 20%
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
28:12
3.11 mi
Rank: #815
Start → 5K
28:12 | 9:05/mi
10K
55:32
6.21 mi
Rank: #736 (+79)
5K → 10K
27:20 | 8:48/mi
15K
1:23:03
9.32 mi
Rank: #728 (+8)
10K → 15K
27:31 | 8:52/mi
20K
1:50:37
12.43 mi
Rank: #719 (+9)
15K → 20K
27:34 | 8:53/mi
Half
1:56:59
13.10 mi
Rank: #712 (+7)
20K → Half
6:22 | 9:30/mi
25K
2:20:05
15.53 mi
Rank: #729 (-17)
Half → 25K
23:06 | 9:30/mi
30K
2:45:35
18.64 mi
Rank: #711 (+18)
25K → 30K
25:30 | 8:13/mi
35K
3:17:16
21.75 mi
Rank: #641 (+70)
30K → 35K
31:41 | 10:12/mi
25.2M
3:49:40
25.20 mi
Rank: #607 (+34)
35K → 25.2M
32:24 | 9:24/mi
Finish
3:58:32
26.22 mi
Rank: #596 (+11)
25.2M → Finish
8:52 | 8:43/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time1:56:59
Pace8:56 /mi
2nd Half
Distance13.12 mi
Time2:01:34
Pace9:16 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:02:3928:129:0528:12
9:05
-
10K
6.21 mi08:29:5955:328:5727:20
8:48
-0:17
15K
9.32 mi08:57:301:23:038:5527:31
8:52
+0:04
20K
12.43 mi09:25:041:50:378:5527:34
8:53
+0:01
Half
13.10 mi09:31:261:56:598:566:22
9:30
+0:37
25K
15.53 mi09:54:322:20:059:0223:06
9:30
0:00
30K
18.64 mi10:20:022:45:358:5325:30
8:13
-1:17
35K
21.75 mi10:51:433:17:169:0531:41
10:12
+1:59
25.2M
25.20 mi11:24:073:49:409:0732:24
9:24
-0:48
Finish
26.22 mi11:32:593:58:329:078:52
8:43
-0:41

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

8:13 /mi

Average Pace

9:06 /mi

Slowest Pace

10:12 /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

1:01:42

26% of race

Time at Moderate Pace

1:23:17

35% of race

Time at Slow Pace

1:33:33

39% of race

Average Pace: 9:06 /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 mi08:02:3928:129:0528:12
9:05
#815
10K
6.21 mi08:29:5955:328:5727:20
8:48
#736
15K
9.32 mi08:57:301:23:038:5527:31
8:52
#728
20K
12.43 mi09:25:041:50:378:5527:34
8:53
#719
Half
13.10 mi09:31:261:56:598:566:22
9:30
#712
25K
15.53 mi09:54:322:20:059:0223:06
9:30
#729
30K
18.64 mi10:20:022:45:358:5325:30
8:13
#711
35K
21.75 mi10:51:433:17:169:0531:41
10:12
#641
25.2M
25.20 mi11:24:073:49:409:0732:24
9:24
#607
Finish
26.22 mi11:32:593:58:329:078:52
8:43
#596
Fast pace
Moderate pace
Slow pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi8155815696(Top 36%)505(Top 44%)5(Top 33%)
10K6.21 mi3.10 mi736+79528+535668(Top 34%)485(Top 42%)4(Top 27%)
15K9.32 mi3.11 mi728+8524+45696(Top 36%)505(Top 44%)5(Top 33%)
20K12.43 mi3.11 mi719+9525-15717(Top 37%)525(Top 46%)5(Top 33%)
Half13.10 mi0.67 mi712+7521+45671(Top 34%)490(Top 42%)5(Top 33%)
25K15.53 mi2.43 mi729-17527-65763(Top 39%)545(Top 47%)4(Top 27%)
30K18.64 mi3.11 mi711+18513+145659(Top 34%)469(Top 41%)3(Top 20%)
35K21.75 mi3.11 mi641+70460+533+2485(Top 25%)338(Top 29%)3(Top 20%)
25.2M25.20 mi3.45 mi607+34428+323459(Top 24%)313(Top 27%)3(Top 20%)
Finish26.22 mi1.02 mi596+11418+103494(Top 25%)332(Top 29%)3(Top 20%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×1
+26ft-31ft

Overall

696

Males

505

M65-69

5

5K→10K

3.1 - 6.2 mi

Top 34%
×2
+38ft-17ft

Overall

668

Males

485

M65-69

4

10K→15K

6.2 - 9.3 mi

Top 36%
×2
+26ft-44ft

Overall

696

Males

505

M65-69

5

15K→20K

9.3 - 12.4 mi

Top 37%
×1
+35ft-22ft

Overall

717

Males

525

M65-69

5

20K→Half

12.4 - 13.1 mi

Top 34%
×1
+7ft-13ft

Overall

671

Males

490

M65-69

5

Half→25K

13.1 - 15.5 mi

Top 39%
×2
+48ft-19ft

Overall

763

Males

545

M65-69

4

25K→30K

15.5 - 18.6 mi

Top 34%
×2
+38ft-52ft

Overall

659

Males

469

M65-69

3

30K→35K

18.6 - 21.8 mi

Top 25%
×2
+39ft-39ft

Overall

485

Males

338

M65-69

3

35K→25.2M

21.8 - 25.2 mi

Top 24%
×3
+57ft-58ft

Overall

459

Males

313

M65-69

3

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×1
+17ft-12ft

Overall

494

Males

332

M65-69

3

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
286
Passed By
67
Net Change
+219
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#815
5K → 10K801+79#815#736
10K → 15K168+8#736#728
15K → 20K1910+9#728#719
20K → Half70+7#719#712
Half → 25K623-17#712#729
25K → 30K279+18#729#711
30K → 35K788+70#711#641
35K → 25.2M417+34#641#607
25.2M → Finish121+11#607#596
TOTALS28667+219
📊

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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