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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Laurie Williams

Bib: 2595 •F •Age: 62

Cary, NC

Shamrock Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 1949
Gender (Female)
#0 / 791
Masters (Masters Women)
#0 / 277
Top 49%
Age Group (F60-64)
#0 / 12
Top 42%
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
33:45
3.11 mi
Rank: #1495
Start → 5K
33:45 | 10:52/mi
10K
1:10:28
6.21 mi
Rank: #1627 (-132)
5K → 10K
36:43 | 11:50/mi
15K
1:45:45
9.32 mi
Rank: #1603 (+24)
10K → 15K
35:17 | 11:22/mi
20K
2:20:39
12.43 mi
Rank: #1573 (+30)
15K → 20K
34:54 | 11:14/mi
Half
2:28:26
13.10 mi
Rank: #1552 (+21)
20K → Half
7:47 | 11:36/mi
25K
2:55:52
15.53 mi
Rank: #1509 (+43)
Half → 25K
27:26 | 11:16/mi
30K
3:26:43
18.64 mi
Rank: #1453 (+56)
25K → 30K
30:51 | 9:56/mi
35K
4:05:21
21.75 mi
Rank: #1378 (+75)
30K → 35K
38:38 | 12:27/mi
25.2M
4:44:09
25.20 mi
Rank: #1324 (+54)
35K → 25.2M
38:48 | 11:15/mi
Finish
4:54:35
26.22 mi
Rank: #1314 (+10)
25.2M → Finish
10:26 | 10:15/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via Half
Distance13.10 mi
Time2:28:26
Pace11:20 /mi
2nd Half✓ Faster
Distance13.12 mi
Time2:26:09
Pace11:09 /mi
📊Negative Split: 1.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:18:2533:4510:5233:45
10:52
-
10K
6.21 mi08:55:081:10:2811:2136:43
11:50
+0:58
15K
9.32 mi09:30:251:45:4511:2135:17
11:22
-0:28
20K
12.43 mi10:05:192:20:3911:2034:54
11:14
-0:08
Half
13.10 mi10:13:062:28:2611:207:47
11:36
+0:22
25K
15.53 mi10:40:322:55:5211:2027:26
11:16
-0:20
30K
18.64 mi11:11:233:26:4311:0630:51
9:56
-1:20
35K
21.75 mi11:50:014:05:2111:1738:38
12:27
+2:31
25.2M
25.20 mi12:28:494:44:0911:1738:48
11:15
-1:12
Finish
26.22 mi12:39:154:54:3511:1510:26
10:15
-1:00

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. Green = fastest, yellow = moderate, red = slowest segments.

Fastest Pace

9:56 /mi

Average Pace

11:15 /mi

Slowest Pace

12:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Color indicates pace quality: green = fast pace, yellow = moderate, red = slow pace.

Time at Fast Pace

1:15:02

25% of race

Time at Moderate Pace

2:24:12

49% of race

Time at Slow Pace

1:15:21

26% of race

Average Pace: 11:14 /mi

Loading chart...
Fast pace (< avg)
Moderate pace (≈ avg)
Slow pace (> avg)

🎨Heatmap

Pace Heatmap

Visual intensity map of your pacing throughout the race. Green = fastest, yellow = moderate, red = slowest.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Fast
Moderate
Slow

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 mi08:18:2533:4510:5233:45
10:52
#1495
10K
6.21 mi08:55:081:10:2811:2136:43
11:50
#1627
15K
9.32 mi09:30:251:45:4511:2135:17
11:22
#1603
20K
12.43 mi10:05:192:20:3911:2034:54
11:14
#1573
Half
13.10 mi10:13:062:28:2611:207:47
11:36
#1552
25K
15.53 mi10:40:322:55:5211:2027:26
11:16
#1509
30K
18.64 mi11:11:233:26:4311:0630:51
9:56
#1453
35K
21.75 mi11:50:014:05:2111:1738:38
12:27
#1378
25.2M
25.20 mi12:28:494:44:0911:1738:48
11:15
#1324
Finish
26.22 mi12:39:154:54:3511:1510:26
10:15
#1314
Fast pace
Moderate pace
Slow pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi149554061576(Top 81%)568(Top 72%)8(Top 67%)
10K6.21 mi3.10 mi1627-132599-597-11694(Top 87%)627(Top 79%)8(Top 67%)
15K9.32 mi3.11 mi1603+24579+2071576(Top 81%)568(Top 72%)8(Top 67%)
20K12.43 mi3.11 mi1573+30569+1071504(Top 77%)537(Top 68%)7(Top 58%)
Half13.10 mi0.67 mi1552+21562+771393(Top 71%)493(Top 62%)6(Top 50%)
25K15.53 mi2.43 mi1509+43540+2271309(Top 67%)463(Top 59%)6(Top 50%)
30K18.64 mi3.11 mi1453+56526+1471232(Top 63%)446(Top 56%)6(Top 50%)
35K21.75 mi3.11 mi1378+75493+335+21028(Top 53%)369(Top 47%)3(Top 25%)
25.2M25.20 mi3.45 mi1324+54480+135973(Top 50%)376(Top 48%)3(Top 25%)
Finish26.22 mi1.02 mi1314+10475+551041(Top 53%)395(Top 50%)3(Top 25%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×1
+26ft-31ft

Overall

1576

Females

568

F60-64

8

5K→10K

3.1 - 6.2 mi

Top 87%
×2
+38ft-17ft

Overall

1694

Females

627

F60-64

8

10K→15K

6.2 - 9.3 mi

Top 81%
×2
+26ft-44ft

Overall

1576

Females

568

F60-64

8

15K→20K

9.3 - 12.4 mi

Top 77%
×1
+35ft-22ft

Overall

1504

Females

537

F60-64

7

20K→Half

12.4 - 13.1 mi

Top 71%
×1
+7ft-13ft

Overall

1393

Females

493

F60-64

6

Half→25K

13.1 - 15.5 mi

Top 67%
×2
+48ft-19ft

Overall

1309

Females

463

F60-64

6

25K→30K

15.5 - 18.6 mi

Top 63%
×2
+38ft-52ft

Overall

1232

Females

446

F60-64

6

30K→35K

18.6 - 21.8 mi

Top 53%
×2
+39ft-39ft

Overall

1028

Females

369

F60-64

3

35K→25.2M

21.8 - 25.2 mi

Top 50%
×3
+57ft-58ft

Overall

973

Females

376

F60-64

3

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×1
+17ft-12ft

Overall

1041

Females

395

F60-64

3

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
366
Passed By
185
Net Change
+181
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1495
5K → 10K9141-132#1495#1627
10K → 15K4319+24#1627#1603
15K → 20K322+30#1603#1573
20K → Half210+21#1573#1552
Half → 25K5512+43#1552#1509
25K → 30K571+56#1509#1453
30K → 35K783+75#1453#1378
35K → 25.2M584+54#1378#1324
25.2M → Finish133+10#1324#1314
TOTALS366185+181
📊

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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