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SHAMROCK MARATHON 2025

Christine McDermott

Bib: 1319•F•Age: 27

Norfolk, VA

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0:00
0:00
/ mi
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Overall
#0 / 1949
Gender (Female)
#0 / 791
Age Group (F25-29)
Official
#0 / 180
Calculated (F25-29)
#0 / 180
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
32:08
3.11 mi
Rank: #1313
Start → 5K
32:08 | 10:21/mi
10K
1:06:09
6.21 mi
Rank: #1409 (-96)
5K → 10K
34:01 | 10:57/mi
15K
1:40:19
9.32 mi
Rank: #1425 (-16)
10K → 15K
34:10 | 11:00/mi
20K
2:15:45
12.43 mi
Rank: #1453 (-28)
15K → 20K
35:26 | 11:25/mi
Half
2:23:28
13.10 mi
Rank: #1441 (+12)
20K → Half
7:43 | 11:30/mi
25K
2:54:01
15.53 mi
Rank: #1478 (-37)
Half → 25K
30:33 | 12:33/mi
30K
3:28:11
18.64 mi
Rank: #1489 (-11)
25K → 30K
34:10 | 11:00/mi
35K
4:12:49
21.75 mi
Rank: #1483 (+6)
30K → 35K
44:38 | 14:22/mi
25.2M
4:53:45
25.20 mi
Rank: #1445 (+38)
35K → 25.2M
40:56 | 11:52/mi
Finish
5:04:27
26.22 mi
Rank: #1430 (+15)
25.2M → Finish
10:42 | 10:30/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:23:28
Pace10:58 /mi
2nd Half
Distance13.12 mi
Time2:40:59
Pace12:17 /mi
📊Positive Split: 12.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:10:3832:0810:2132:08
10:21
-
10K
6.21 mi08:44:391:06:0910:3934:01
10:57
+0:36
15K
9.32 mi09:18:491:40:1910:4634:10
11:00
+0:03
20K
12.43 mi09:54:152:15:4510:5635:26
11:25
+0:25
Half
13.10 mi10:01:582:23:2810:587:43
11:30
+0:05
25K
15.53 mi10:32:312:54:0111:1330:33
12:33
+1:03
30K
18.64 mi11:06:413:28:1111:1134:10
11:00
-1:33
35K
21.75 mi11:51:194:12:4911:3844:38
14:22
+3:22
25.2M
25.20 mi12:32:154:53:4511:4040:56
11:52
-2:30
Finish
26.22 mi12:42:575:04:2711:3810:42
10:30
-1:22

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

10:21 /mi

Average Pace

11:37 /mi

Slowest Pace

14:22 /mi

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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

42:50

14% of race

Time at Steady Pace

3:06:26

61% of race

Time at Slower Pace

1:15:11

25% of race

Average Pace: 11:37 /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 mi08:10:3832:0810:2132:08
10:21
#1313
10K
6.21 mi08:44:391:06:0910:3934:01
10:57
#1409
15K
9.32 mi09:18:491:40:1910:4634:10
11:00
#1425
20K
12.43 mi09:54:152:15:4510:5635:26
11:25
#1453
Half
13.10 mi10:01:582:23:2810:587:43
11:30
#1441
25K
15.53 mi10:32:312:54:0111:1330:33
12:33
#1478
30K
18.64 mi11:06:413:28:1111:1134:10
11:00
#1489
35K
21.75 mi11:51:194:12:4911:3844:38
14:22
#1483
25.2M
25.20 mi12:32:154:53:4511:4040:56
11:52
#1445
Finish
26.22 mi12:42:575:04:2711:3810:42
10:30
#1430
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 mi13134401061481(Top 76%)522(Top 66%)135(Top 75%)
10K6.21 mi3.10 mi1409-96491-51124-181468(Top 75%)520(Top 66%)137(Top 76%)
15K9.32 mi3.11 mi1425-16499-8128-41481(Top 76%)522(Top 66%)135(Top 75%)
20K12.43 mi3.11 mi1453-28514-15135-71547(Top 79%)562(Top 71%)143(Top 79%)
Half13.10 mi0.67 mi1441+12512+2137-21366(Top 70%)477(Top 60%)124(Top 69%)
25K15.53 mi2.43 mi1478-37529-17139-21574(Top 81%)594(Top 75%)143(Top 79%)
30K18.64 mi3.11 mi1489-11537-8140-11492(Top 77%)566(Top 72%)140(Top 78%)
35K21.75 mi3.11 mi1483+6546-9139+11396(Top 72%)540(Top 68%)138(Top 77%)
25.2M25.20 mi3.45 mi1445+38533+13136+31133(Top 58%)442(Top 56%)114(Top 63%)
Finish26.22 mi1.02 mi1430+15528+5134+21137(Top 58%)426(Top 54%)113(Top 63%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×1
+26ft-31ft

Overall

1481

Females

522

F25-29

135

5K→10K

3.1 - 6.2 mi

Top 75%
×2
+38ft-17ft

Overall

1468

Females

520

F25-29

137

10K→15K

6.2 - 9.3 mi

Top 76%
×2
+26ft-44ft

Overall

1481

Females

522

F25-29

135

15K→20K

9.3 - 12.4 mi

Top 79%
×1
+35ft-22ft

Overall

1547

Females

562

F25-29

143

20K→Half

12.4 - 13.1 mi

Top 70%
×1
+7ft-13ft

Overall

1366

Females

477

F25-29

124

Half→25K

13.1 - 15.5 mi

Top 81%
×2
+48ft-19ft

Overall

1574

Females

594

F25-29

143

25K→30K

15.5 - 18.6 mi

Top 77%
×2
+38ft-52ft

Overall

1492

Females

566

F25-29

140

30K→35K

18.6 - 21.8 mi

Top 72%
×2
+39ft-39ft

Overall

1396

Females

540

F25-29

138

35K→25.2M

21.8 - 25.2 mi

Top 58%
×3
+57ft-58ft

Overall

1133

Females

442

F25-29

114

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×1
+17ft-12ft

Overall

1137

Females

426

F25-29

113

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
161
Passed By
278
Net Change
-117
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1313
5K → 10K13109-96#1313#1409
10K → 15K1329-16#1409#1425
15K → 20K735-28#1425#1453
20K → Half164+12#1453#1441
Half → 25K1047-37#1441#1478
25K → 30K1526-11#1478#1489
30K → 35K3226+6#1489#1483
35K → 25.2M391+38#1483#1445
25.2M → Finish161+15#1445#1430
TOTALS161278-117
📊

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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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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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management