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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Michael Schenning

Bib: 509 •M •Age: 24

Alexandria, VA

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Top 26%
Gender (Male)
#0 / 1153
Top 31%
Age Group (M20-24)
Official
#0 / 127
Calculated (M20-24)
#0 / 127
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
24:32
3.11 mi
Rank: #304
Start → 5K
24:32 | 7:54/mi
10K
49:21
6.21 mi
Rank: #317 (-13)
5K → 10K
24:49 | 8:00/mi
15K
1:14:09
9.32 mi
Rank: #316 (+1)
10K → 15K
24:48 | 7:59/mi
20K
1:38:56
12.43 mi
Rank: #317 (-1)
15K → 20K
24:47 | 7:59/mi
Half
1:44:39
13.10 mi
Rank: #313 (+4)
20K → Half
5:43 | 8:32/mi
25K
2:04:24
15.53 mi
Rank: #309 (+4)
Half → 25K
19:45 | 8:07/mi
30K
2:27:28
18.64 mi
Rank: #331 (-22)
25K → 30K
23:04 | 7:26/mi
35K
3:04:32
21.75 mi
Rank: #405 (-74)
30K → 35K
37:04 | 11:56/mi
25.2M
3:42:23
25.20 mi
Rank: #488 (-83)
35K → 25.2M
37:51 | 10:58/mi
Finish
3:51:58
26.22 mi
Rank: #498 (-10)
25.2M → Finish
9:35 | 9:25/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time1:44:39
Pace8:00 /mi
2nd Half
Distance13.12 mi
Time2:07:19
Pace9:43 /mi
📊Positive Split: 21.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:56:4824:327:5424:32
7:54
-
10K
6.21 mi08:21:3749:217:5724:49
8:00
+0:06
15K
9.32 mi08:46:251:14:097:5824:48
7:59
-0:01
20K
12.43 mi09:11:121:38:567:5824:47
7:59
0:00
Half
13.10 mi09:16:551:44:398:005:43
8:32
+0:33
25K
15.53 mi09:36:402:04:248:0119:45
8:07
-0:25
30K
18.64 mi09:59:442:27:287:5523:04
7:26
-0:41
35K
21.75 mi10:36:483:04:328:3037:04
11:56
+4:30
25.2M
25.20 mi11:14:393:42:238:5037:51
10:58
-0:58
Finish
26.22 mi11:24:143:51:588:529:35
9:25
-1:33

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

7:26 /mi

Average Pace

8:51 /mi

Slowest Pace

11:56 /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

2:27:28

64% of race

Time at Slower Pace

1:24:30

36% of race

Average Pace: 8:51 /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 mi07:56:4824:327:5424:32
7:54
#304
10K
6.21 mi08:21:3749:217:5724:49
8:00
#317
15K
9.32 mi08:46:251:14:097:5824:48
7:59
#316
20K
12.43 mi09:11:121:38:567:5824:47
7:59
#317
Half
13.10 mi09:16:551:44:398:005:43
8:32
#313
25K
15.53 mi09:36:402:04:248:0119:45
8:07
#309
30K
18.64 mi09:59:442:27:287:5523:04
7:26
#331
35K
21.75 mi10:36:483:04:328:3037:04
11:56
#405
25.2M
25.20 mi11:14:393:42:238:5037:51
10:58
#488
Finish
26.22 mi11:24:143:51:588:529:35
9:25
#498
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM20-24Seg. OverallSeg. MalesSeg. M20-24
5K3.11 mi3.11 mi30423423328(Top 17%)255(Top 22%)29(Top 23%)
10K6.21 mi3.10 mi317-13243-925-2327(Top 17%)255(Top 22%)27(Top 21%)
15K9.32 mi3.11 mi316+1242+125328(Top 17%)255(Top 22%)29(Top 23%)
20K12.43 mi3.11 mi317-1245-327-2355(Top 18%)277(Top 24%)33(Top 26%)
Half13.10 mi0.67 mi313+4241+427330(Top 17%)254(Top 22%)33(Top 26%)
25K15.53 mi2.43 mi309+4239+226+1294(Top 15%)227(Top 20%)28(Top 22%)
30K18.64 mi3.11 mi331-22257-1828-2354(Top 18%)269(Top 23%)34(Top 27%)
35K21.75 mi3.11 mi405-74306-4937-9892(Top 46%)580(Top 50%)70(Top 55%)
25.2M25.20 mi3.45 mi488-83354-4841-4891(Top 46%)555(Top 48%)66(Top 52%)
Finish26.22 mi1.02 mi498-10360-644-3733(Top 38%)467(Top 41%)60(Top 47%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×1
+26ft-31ft

Overall

328

Males

255

M20-24

29

5K→10K

3.1 - 6.2 mi

Top 17%
×2
+38ft-17ft

Overall

327

Males

255

M20-24

27

10K→15K

6.2 - 9.3 mi

Top 17%
×2
+26ft-44ft

Overall

328

Males

255

M20-24

29

15K→20K

9.3 - 12.4 mi

Top 18%
×1
+35ft-22ft

Overall

355

Males

277

M20-24

33

20K→Half

12.4 - 13.1 mi

Top 17%
×1
+7ft-13ft

Overall

330

Males

254

M20-24

33

Half→25K

13.1 - 15.5 mi

Top 15%
×2
+48ft-19ft

Overall

294

Males

227

M20-24

28

25K→30K

15.5 - 18.6 mi

Top 18%
×2
+38ft-52ft

Overall

354

Males

269

M20-24

34

30K→35K

18.6 - 21.8 mi

Top 46%
×2
+39ft-39ft

Overall

892

Males

580

M20-24

70

35K→25.2M

21.8 - 25.2 mi

Top 46%
×3
+57ft-58ft

Overall

891

Males

555

M20-24

66

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×1
+17ft-12ft

Overall

733

Males

467

M20-24

60

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
41
Passed By
235
Net Change
-194
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#304
5K → 10K720-13#304#317
10K → 15K65+1#317#316
15K → 20K45-1#316#317
20K → Half51+4#317#313
Half → 25K95+4#313#309
25K → 30K426-22#309#331
30K → 35K175-74#331#405
35K → 25.2M487-83#405#488
25.2M → Finish111-10#488#498
TOTALS41235-194
📊

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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