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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

Rebecca Wong

Bib: 9682 •F •Age: 25

Washington, DC

Shamrock Marathon - Half logo
0:00
0:00
/ mi
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Overall
#0 / 5662
Gender (Female)
#0 / 3242
Top 48%
Age Group (F25-29)
Official
#0 / 558
Calculated (F25-29)
#0 / 558
Race Day Weather
71°/61°F
overcast clouds
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Race Performance Report

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See how your race unfolded, where your performance changed, and what to focus on next.

Your Race Performance Report includes:
  • 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
33:11
3.11 mi
Rank: #3435
Start → 5K
33:11 | 10:41/mi
10K
1:08:18
6.21 mi
Rank: #3509 (-74)
5K → 10K
35:07 | 11:19/mi
15K
1:42:56
9.32 mi
Rank: #3382 (+127)
10K → 15K
34:38 | 11:09/mi
20K
2:17:57
12.43 mi
Rank: #3331 (+51)
15K → 20K
35:01 | 11:17/mi
Finish
2:25:03
13.10 mi
Rank: #3297 (+34)
20K → Finish
7:06 | 10:36/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:17:1933:1110:4133:11
10:41
-
10K
6.21 mi08:52:261:08:1811:0035:07
11:19
+0:38
15K
9.32 mi09:27:041:42:5611:0334:38
11:09
-0:10
20K
12.43 mi10:02:052:17:5711:0735:01
11:17
+0:08
Finish
13.10 mi10:09:112:25:0311:057:06
10:36
-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. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

10:36 /mi

Average Pace

11:04 /mi

Slowest Pace

11:19 /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

40:17

28% of race

Time at Steady Pace

1:44:46

72% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:04 /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 mi08:17:1933:1110:4133:11
10:41
#3435
10K
6.21 mi08:52:261:08:1811:0035:07
11:19
#3509
15K
9.32 mi09:27:041:42:5611:0334:38
11:09
#3382
20K
12.43 mi10:02:052:17:5711:0735:01
11:17
#3331
Finish
13.10 mi10:09:112:25:0311:057:06
10:36
#3297
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
5K3.11 mi3.11 mi343516303363217(Top 57%)1503(Top 46%)328(Top 59%)
10K6.21 mi3.10 mi3509-741678-48342-63595(Top 63%)1745(Top 54%)364(Top 65%)
15K9.32 mi3.11 mi3382+1271602+76340+23217(Top 57%)1503(Top 46%)328(Top 59%)
20K12.43 mi3.11 mi3331+511579+23332+83229(Top 57%)1550(Top 48%)333(Top 60%)
Finish13.10 mi0.67 mi3297+341551+28326+62516(Top 44%)1124(Top 35%)260(Top 47%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×1
+26ft-31ft

Overall

3217

Females

1503

F25-29

328

5K→10K

3.1 - 6.2 mi

Top 63%
×2
+38ft-17ft

Overall

3595

Females

1745

F25-29

364

10K→15K

6.2 - 9.3 mi

Top 57%
×2
+26ft-44ft

Overall

3217

Females

1503

F25-29

328

15K→20K

9.3 - 12.4 mi

Top 57%
×1
+35ft-22ft

Overall

3229

Females

1550

F25-29

333

20K→Finish

12.4 - 13.1 mi

Top 44%
×1
+7ft-13ft

Overall

2516

Females

1124

F25-29

260

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
383
Passed By
245
Net Change
+138
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3435
5K → 10K87161-74#3435#3509
10K → 15K16134+127#3509#3382
15K → 20K9645+51#3382#3331
20K → Finish395+34#3331#3297
TOTALS383245+138
📊

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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