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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

James Lawrence

Bib: 1037 •M •Age: 47

Virginia Bch, VA

Shamrock Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 1949
Top 35%
Gender (Male)
#0 / 1153
Top 42%
Masters (Masters Men)
#0 / 398
Top 40%
Age Group (M45-49)
Official
#0 / 89
Calculated (M45-49)
#0 / 89
Top 44%
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
27:10
3.11 mi
Rank: #657
Start → 5K
27:10 | 8:45/mi
10K
54:58
6.21 mi
Rank: #697 (-40)
5K → 10K
27:48 | 8:57/mi
15K
1:23:08
9.32 mi
Rank: #731 (-34)
10K → 15K
28:10 | 9:04/mi
20K
1:51:07
12.43 mi
Rank: #729 (+2)
15K → 20K
27:59 | 9:01/mi
Half
1:57:36
13.10 mi
Rank: #728 (+1)
20K → Half
6:29 | 9:40/mi
25K
2:21:03
15.53 mi
Rank: #753 (-25)
Half → 25K
23:27 | 9:38/mi
30K
2:47:13
18.64 mi
Rank: #753
25K → 30K
26:10 | 8:26/mi
35K
3:21:57
21.75 mi
Rank: #721 (+32)
30K → 35K
34:44 | 11:11/mi
25.2M
3:57:16
25.20 mi
Rank: #694 (+27)
35K → 25.2M
35:19 | 10:14/mi
Finish
4:06:35
26.22 mi
Rank: #686 (+8)
25.2M → Finish
9:19 | 9:09/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time1:57:36
Pace8:59 /mi
2nd Half
Distance13.12 mi
Time2:08:59
Pace9:50 /mi
📊Positive Split: 9.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:03:5727:108:4527:10
8:45
-
10K
6.21 mi08:31:4554:588:5127:48
8:57
+0:12
15K
9.32 mi08:59:551:23:088:5628:10
9:04
+0:07
20K
12.43 mi09:27:541:51:078:5727:59
9:01
-0:03
Half
13.10 mi09:34:231:57:368:596:29
9:40
+0:39
25K
15.53 mi09:57:502:21:039:0523:27
9:38
-0:02
30K
18.64 mi10:24:002:47:138:5926:10
8:26
-1:12
35K
21.75 mi10:58:443:21:579:1834:44
11:11
+2:45
25.2M
25.20 mi11:34:033:57:169:2535:19
10:14
-0:57
Finish
26.22 mi11:43:224:06:359:259:19
9:09
-1:05

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

8:26 /mi

Average Pace

9:25 /mi

Slowest Pace

11:11 /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

53:20

22% of race

Time at Steady Pace

1:33:16

38% of race

Time at Slower Pace

1:39:59

41% of race

Average Pace: 9:24 /mi

Loading chart...
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 mi08:03:5727:108:4527:10
8:45
#657
10K
6.21 mi08:31:4554:588:5127:48
8:57
#697
15K
9.32 mi08:59:551:23:088:5628:10
9:04
#731
20K
12.43 mi09:27:541:51:078:5727:59
9:01
#729
Half
13.10 mi09:34:231:57:368:596:29
9:40
#728
25K
15.53 mi09:57:502:21:039:0523:27
9:38
#753
30K
18.64 mi10:24:002:47:138:5926:10
8:26
#753
35K
21.75 mi10:58:443:21:579:1834:44
11:11
#721
25.2M
25.20 mi11:34:033:57:169:2535:19
10:14
#694
Finish
26.22 mi11:43:224:06:359:259:19
9:09
#686
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi65747837805(Top 41%)573(Top 50%)43(Top 48%)
10K6.21 mi3.10 mi697-40503-2540-3746(Top 38%)536(Top 46%)41(Top 46%)
15K9.32 mi3.11 mi731-34525-2241-1805(Top 41%)573(Top 50%)43(Top 48%)
20K12.43 mi3.11 mi729+2531-641772(Top 40%)558(Top 48%)40(Top 45%)
Half13.10 mi0.67 mi728+1529+241752(Top 39%)545(Top 47%)40(Top 45%)
25K15.53 mi2.43 mi753-25542-1341805(Top 41%)575(Top 50%)45(Top 51%)
30K18.64 mi3.11 mi753543-141735(Top 38%)512(Top 44%)45(Top 51%)
35K21.75 mi3.11 mi721+32512+3138+3696(Top 36%)465(Top 40%)44(Top 49%)
25.2M25.20 mi3.45 mi694+27484+2839-1695(Top 36%)449(Top 39%)44(Top 49%)
Finish26.22 mi1.02 mi686+8479+539630(Top 32%)406(Top 35%)36(Top 40%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×1
+26ft-31ft

Overall

805

Males

573

M45-49

43

5K→10K

3.1 - 6.2 mi

Top 38%
×2
+38ft-17ft

Overall

746

Males

536

M45-49

41

10K→15K

6.2 - 9.3 mi

Top 41%
×2
+26ft-44ft

Overall

805

Males

573

M45-49

43

15K→20K

9.3 - 12.4 mi

Top 40%
×1
+35ft-22ft

Overall

772

Males

558

M45-49

40

20K→Half

12.4 - 13.1 mi

Top 39%
×1
+7ft-13ft

Overall

752

Males

545

M45-49

40

Half→25K

13.1 - 15.5 mi

Top 41%
×2
+48ft-19ft

Overall

805

Males

575

M45-49

45

25K→30K

15.5 - 18.6 mi

Top 38%
×2
+38ft-52ft

Overall

735

Males

512

M45-49

45

30K→35K

18.6 - 21.8 mi

Top 36%
×2
+39ft-39ft

Overall

696

Males

465

M45-49

44

35K→25.2M

21.8 - 25.2 mi

Top 36%
×3
+57ft-58ft

Overall

695

Males

449

M45-49

44

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×1
+17ft-12ft

Overall

630

Males

406

M45-49

36

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
158
Passed By
187
Net Change
-29
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#657
5K → 10K747-40#657#697
10K → 15K640-34#697#731
15K → 20K1513+2#731#729
20K → Half54+1#729#728
Half → 25K934-25#728#753
25K → 30K16160#753#753
30K → 35K5119+32#753#721
35K → 25.2M3912+27#721#694
25.2M → Finish102+8#694#686
TOTALS158187-29
📊

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.

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