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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON HALF 2025

Donminick Ogwin

Bib: 7609 •M •Age: 48

Fort Belvoir, VA

Shamrock Marathon - Half logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 5662
Gender (Male)
#0 / 2404
Masters (Masters Men)
#0 / 1079
Age Group (M45-49)
#0 / 211
Race Day Weather
71°/61°F
overcast clouds
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  • Fatigue & pacing analysis
  • Finish time optimization
  • Qualification readiness
  • Segment-by-segment breakdown
  • Personalized race insights
  • Downloadable athlete report
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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
37:49
3.11 mi
Rank: #4544
Start → 5K
37:49 | 12:11/mi
10K
1:16:01
6.21 mi
Rank: #4387 (+157)
5K → 10K
38:12 | 12:18/mi
15K
1:57:21
9.32 mi
Rank: #4442 (-55)
10K → 15K
41:20 | 13:19/mi
20K
2:31:48
12.43 mi
Rank: #4115 (+327)
15K → 20K
34:27 | 11:06/mi
Finish
2:38:55
13.10 mi
Rank: #4054 (+61)
20K → Finish
7:07 | 10:37/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:26:0237:4912:1137:49
12:11
-
10K
6.21 mi09:04:141:16:0112:1538:12
12:18
+0:07
15K
9.32 mi09:45:341:57:2112:3641:20
13:19
+1:01
20K
12.43 mi10:20:012:31:4812:1334:27
11:06
-2:13
Finish
13.10 mi10:27:082:38:5512:087:07
10:37
-0:29

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

10:37 /mi

Average Pace

12:08 /mi

Slowest Pace

13:19 /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

41:34

26% of race

Time at Steady Pace

1:16:01

48% of race

Time at Slower Pace

41:20

26% of race

Average Pace: 12:08 /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...
0mi3.3mi6.5mi9.8mi13.1mi
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 mi08:26:0237:4912:1137:49
12:11
#4544
10K
6.21 mi09:04:141:16:0112:1538:12
12:18
#4387
15K
9.32 mi09:45:341:57:2112:3641:20
13:19
#4442
20K
12.43 mi10:20:012:31:4812:1334:27
11:06
#4115
Finish
13.10 mi10:27:082:38:5512:087:07
10:37
#4054
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 mi454421201844512(Top 80%)2106(Top 88%)188(Top 89%)
10K6.21 mi3.10 mi4387+1572080+401844251(Top 75%)2036(Top 85%)182(Top 86%)
15K9.32 mi3.11 mi4442-552091-11185-14512(Top 80%)2106(Top 88%)188(Top 89%)
20K12.43 mi3.11 mi4115+3271990+101178+73098(Top 55%)1626(Top 68%)147(Top 70%)
Finish13.10 mi0.67 mi4054+611971+19175+32544(Top 45%)1400(Top 58%)116(Top 55%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×1
+26ft-31ft

Overall

4512

Males

2106

M45-49

188

5K→10K

3.1 - 6.2 mi

Top 75%
×2
+38ft-17ft

Overall

4251

Males

2036

M45-49

182

10K→15K

6.2 - 9.3 mi

Top 80%
×2
+26ft-44ft

Overall

4512

Males

2106

M45-49

188

15K→20K

9.3 - 12.4 mi

Top 55%
×1
+35ft-22ft

Overall

3098

Males

1626

M45-49

147

20K→Finish

12.4 - 13.1 mi

Top 45%
×1
+7ft-13ft

Overall

2544

Males

1400

M45-49

116

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
650*
Passed By
160
Net Change
+490
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4544
5K → 10K19841+157#4544#4387
10K → 15K62117-55#4387#4442
15K → 20K328*1+327#4442#4115
20K → Finish621+61#4115#4054
TOTALS650*160+490

* 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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Finisher Certificate

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🏆 Finisher Certificate
Download or share your official race finisher certificate
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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

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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?

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