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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Tony Periman

Bib: 129 •M •Age: 37

Suffolk, VA

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Gender (Male)
#0 / 1153
Age Group (M35-39)
Official
#0 / 178
Calculated (M35-39)
#0 / 178
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
32:12
3.11 mi
Rank: #1333
Start → 5K
32:12 | 10:22/mi
10K
1:04:16
6.21 mi
Rank: #1294 (+39)
5K → 10K
32:04 | 10:20/mi
15K
1:36:41
9.32 mi
Rank: #1301 (-7)
10K → 15K
32:25 | 10:27/mi
20K
2:07:44
12.43 mi
Rank: #1239 (+62)
15K → 20K
31:03 | 10:00/mi
Half
5:43:33
13.10 mi
Rank: #1946 (-707)
20K → Half
3:35:49 | 321:36/mi
25K
2:42:50
15.53 mi
Rank: #1269 (+677)
Half → 25K
| -75:-12/mi
30K
3:24:42
18.64 mi
Rank: #1426 (-157)
25K → 30K
41:52 | 13:29/mi
35K
4:46:19
21.75 mi
Rank: #1759 (-333)
30K → 35K
1:21:37 | 26:17/mi
25.2M
5:42:45
25.20 mi
Rank: #1777 (-18)
35K → 25.2M
56:26 | 16:21/mi
Finish
5:59:24
26.22 mi
Rank: #1793 (-16)
25.2M → Finish
16:39 | 16:21/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via Half
Distance13.10 mi
Time5:43:33
Pace26:14 /mi
2nd Half✓ Faster
Distance13.12 mi
Time15:52
Pace1:13 /mi
📊Negative Split: 95.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:18:2532:1210:2232:12
10:22
-
10K
6.21 mi08:50:291:04:1610:2132:04
10:20
-0:02
15K
9.32 mi09:22:541:36:4110:2332:25
10:27
+0:07
20K
12.43 mi09:53:572:07:4410:1731:03
10:00
-0:27
Half
13.10 mi13:29:465:43:3326:143:35:49
321:36
+311:36
25K
15.53 mi10:29:032:42:5010:29
-75:-12
-396:48
30K
18.64 mi11:10:553:24:4210:5941:52
13:29
+88:41
35K
21.75 mi12:32:324:46:1913:101:21:37
26:17
+12:48
25.2M
25.20 mi13:28:575:42:4513:3756:26
16:21
-9:56
Finish
26.22 mi13:45:375:59:2413:4416:39
16:21
0:00

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

-76:-12 /mi

Average Pace

13:43 /mi

Slowest Pace

321:36 /mi

Loading chart...
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

5:59:24

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 13:42 /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 mi08:18:2532:1210:2232:12
10:22
#1333
10K
6.21 mi08:50:291:04:1610:2132:04
10:20
#1294
15K
9.32 mi09:22:541:36:4110:2332:25
10:27
#1301
20K
12.43 mi09:53:572:07:4410:1731:03
10:00
#1239
Half
13.10 mi13:29:465:43:3326:143:35:49
321:36
#1946
25K
15.53 mi10:29:032:42:5010:29
-75:-12
#1269
30K
18.64 mi11:10:553:24:4210:5941:52
13:29
#1426
35K
21.75 mi12:32:324:46:1913:101:21:37
26:17
#1759
25.2M
25.20 mi13:28:575:42:4513:3756:26
16:21
#1777
Finish
26.22 mi13:45:375:59:2413:4416:39
16:21
#1793
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
5K3.11 mi3.11 mi13338831401320(Top 68%)876(Top 76%)138(Top 78%)
10K6.21 mi3.10 mi1294+39860+23138+21278(Top 66%)853(Top 74%)137(Top 77%)
15K9.32 mi3.11 mi1301-7863-3139-11320(Top 68%)876(Top 76%)138(Top 78%)
20K12.43 mi3.11 mi1239+62832+31135+41131(Top 58%)773(Top 67%)123(Top 69%)
Half13.10 mi0.67 mi1946-7071151-319178-431949(Top 100%)1153(Top 100%)178(Top 100%)
25K15.53 mi2.43 mi1269+677842+309134+44---
30K18.64 mi3.11 mi1426-157913-71147-131813(Top 93%)1089(Top 94%)172(Top 97%)
35K21.75 mi3.11 mi1759-3331075-162170-231947(Top 100%)1152(Top 100%)178(Top 100%)
25.2M25.20 mi3.45 mi1777-181084-9174-41850(Top 95%)1097(Top 95%)175(Top 98%)
Finish26.22 mi1.02 mi1793-161090-6175-11918(Top 98%)1131(Top 98%)177(Top 99%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×1
+26ft-31ft

Overall

1320

Males

876

M35-39

138

5K→10K

3.1 - 6.2 mi

Top 66%
×2
+38ft-17ft

Overall

1278

Males

853

M35-39

137

10K→15K

6.2 - 9.3 mi

Top 68%
×2
+26ft-44ft

Overall

1320

Males

876

M35-39

138

15K→20K

9.3 - 12.4 mi

Top 58%
×1
+35ft-22ft

Overall

1131

Males

773

M35-39

123

20K→Half

12.4 - 13.1 mi

Top 100%
×1
+7ft-13ft

Overall

1949

Males

1153

M35-39

178

Half→25K

13.1 - 15.5 mi

×2
+48ft-19ft

Overall

-

Males

-

M35-39

-

25K→30K

15.5 - 18.6 mi

Top 93%
×2
+38ft-52ft

Overall

1813

Males

1089

M35-39

172

30K→35K

18.6 - 21.8 mi

Top 100%
×2
+39ft-39ft

Overall

1947

Males

1152

M35-39

178

35K→25.2M

21.8 - 25.2 mi

Top 95%
×3
+57ft-58ft

Overall

1850

Males

1097

M35-39

175

25.2M→Finish

25.2 - 26.2 mi

Top 98%
×1
+17ft-12ft

Overall

1918

Males

1131

M35-39

177

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
831*
Passed By
651
Net Change
-460
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1333
5K → 10K6223+39#1333#1294
10K → 15K2330-7#1294#1301
15K → 20K664+62#1301#1239
20K → Half0200-707#1239#1946
Half → 25K677*0+677#1946#1269
25K → 30K0157-157#1269#1426
30K → 35K0200-333#1426#1759
35K → 25.2M321-18#1759#1777
25.2M → Finish016-16#1777#1793
TOTALS831*651-460

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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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