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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Lucinda Simmons

Bib: 2860 •F •Age: 48

Hampstead, MD

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
Age Group (F45-49)
Official
#0 / 79
Calculated (F45-49)
#0 / 79
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
45:14
3.11 mi
Rank: #1933
Start → 5K
45:14 | 14:34/mi
10K
1:24:37
6.21 mi
Rank: #1911 (+22)
5K → 10K
39:23 | 12:41/mi
15K
2:04:31
9.32 mi
Rank: #1894 (+17)
10K → 15K
39:54 | 12:51/mi
20K
2:45:22
12.43 mi
Rank: #1877 (+17)
15K → 20K
40:51 | 13:09/mi
Half
2:55:44
13.10 mi
Rank: #1870 (+7)
20K → Half
10:22 | 15:27/mi
25K
3:28:28
15.53 mi
Rank: #1859 (+11)
Half → 25K
32:44 | 13:27/mi
30K
4:06:27
18.64 mi
Rank: #1841 (+18)
25K → 30K
37:59 | 12:14/mi
35K
4:56:18
21.75 mi
Rank: #1816 (+25)
30K → 35K
49:51 | 16:03/mi
25.2M
5:44:07
25.20 mi
Rank: #1783 (+33)
35K → 25.2M
47:49 | 13:52/mi
Finish
5:54:47
26.22 mi
Rank: #1773 (+10)
25.2M → Finish
10:40 | 10:29/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:55:44
Pace13:25 /mi
2nd Half
Distance13.12 mi
Time2:59:04
Pace13:39 /mi
📊Positive Split: 1.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:29:4845:1414:3445:14
14:34
-
10K
6.21 mi09:09:111:24:3713:3839:23
12:41
-1:53
15K
9.32 mi09:49:052:04:3113:2239:54
12:51
+0:10
20K
12.43 mi10:29:562:45:2213:1940:51
13:09
+0:18
Half
13.10 mi10:40:182:55:4413:2510:22
15:27
+2:18
25K
15.53 mi11:13:023:28:2813:2632:44
13:27
-2:00
30K
18.64 mi11:51:014:06:2713:1437:59
12:14
-1:13
35K
21.75 mi12:40:524:56:1813:3849:51
16:03
+3:49
25.2M
25.20 mi13:28:415:44:0713:4047:49
13:52
-2:11
Finish
26.22 mi13:39:215:54:4713:3310:40
10:29
-3:23

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

10:29 /mi

Average Pace

13:32 /mi

Slowest Pace

16:03 /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

1:28:02

25% of race

Time at Steady Pace

2:41:18

45% of race

Time at Slower Pace

1:45:27

30% of race

Average Pace: 13:32 /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 mi08:29:4845:1414:3445:14
14:34
#1933
10K
6.21 mi09:09:111:24:3713:3839:23
12:41
#1911
15K
9.32 mi09:49:052:04:3113:2239:54
12:51
#1894
20K
12.43 mi10:29:562:45:2213:1940:51
13:09
#1877
Half
13.10 mi10:40:182:55:4413:2510:22
15:27
#1870
25K
15.53 mi11:13:023:28:2813:2632:44
13:27
#1859
30K
18.64 mi11:51:014:06:2713:1437:59
12:14
#1841
35K
21.75 mi12:40:524:56:1813:3849:51
16:03
#1816
25.2M
25.20 mi13:28:415:44:0713:4047:49
13:52
#1783
Finish
26.22 mi13:39:215:54:4713:3310:40
10:29
#1773
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi1933782781815(Top 93%)700(Top 88%)65(Top 82%)
10K6.21 mi3.10 mi1911+22767+1575+31820(Top 93%)706(Top 89%)65(Top 82%)
15K9.32 mi3.11 mi1894+17756+1174+11815(Top 93%)700(Top 88%)65(Top 82%)
20K12.43 mi3.11 mi1877+17742+1471+31808(Top 93%)704(Top 89%)66(Top 84%)
Half13.10 mi0.67 mi1870+7741+1711876(Top 96%)755(Top 95%)74(Top 94%)
25K15.53 mi2.43 mi1859+11733+870+11690(Top 87%)652(Top 82%)60(Top 76%)
30K18.64 mi3.11 mi1841+18719+1468+21691(Top 87%)664(Top 84%)64(Top 81%)
35K21.75 mi3.11 mi1816+25709+1069-11638(Top 84%)646(Top 82%)64(Top 81%)
25.2M25.20 mi3.45 mi1783+33691+1866+31584(Top 81%)632(Top 80%)59(Top 75%)
Finish26.22 mi1.02 mi1773+10688+3661120(Top 57%)423(Top 53%)24(Top 30%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 93%
×1
+26ft-31ft

Overall

1815

Females

700

F45-49

65

5K→10K

3.1 - 6.2 mi

Top 93%
×2
+38ft-17ft

Overall

1820

Females

706

F45-49

65

10K→15K

6.2 - 9.3 mi

Top 93%
×2
+26ft-44ft

Overall

1815

Females

700

F45-49

65

15K→20K

9.3 - 12.4 mi

Top 93%
×1
+35ft-22ft

Overall

1808

Females

704

F45-49

66

20K→Half

12.4 - 13.1 mi

Top 96%
×1
+7ft-13ft

Overall

1876

Females

755

F45-49

74

Half→25K

13.1 - 15.5 mi

Top 87%
×2
+48ft-19ft

Overall

1690

Females

652

F45-49

60

25K→30K

15.5 - 18.6 mi

Top 87%
×2
+38ft-52ft

Overall

1691

Females

664

F45-49

64

30K→35K

18.6 - 21.8 mi

Top 84%
×2
+39ft-39ft

Overall

1638

Females

646

F45-49

64

35K→25.2M

21.8 - 25.2 mi

Top 81%
×3
+57ft-58ft

Overall

1584

Females

632

F45-49

59

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×1
+17ft-12ft

Overall

1120

Females

423

F45-49

24

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
178
Passed By
18
Net Change
+160
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1933
5K → 10K220+22#1933#1911
10K → 15K181+17#1911#1894
15K → 20K170+17#1894#1877
20K → Half92+7#1877#1870
Half → 25K209+11#1870#1859
25K → 30K191+18#1859#1841
30K → 35K305+25#1841#1816
35K → 25.2M330+33#1816#1783
25.2M → Finish100+10#1783#1773
TOTALS17818+160
📊

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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