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SHAMROCK MARATHON 2025

Crystal Snider

Bib: 1934•F•Age: 43

Forest, VA

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0:00
0:00
/ mi
Masters
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Overall
#0 / 1949
Gender (Female)
#0 / 791
Masters (Masters Women)
#0 / 277
Age Group (F40-44)
Official
#0 / 100
Calculated (F40-44)
#0 / 100
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
32:13
3.11 mi
Rank: #1338
Start → 5K
32:13 | 10:23/mi
10K
1:04:22
6.21 mi
Rank: #1303 (+35)
5K → 10K
32:09 | 10:21/mi
15K
1:39:36
9.32 mi
Rank: #1403 (-100)
10K → 15K
35:14 | 11:21/mi
20K
2:14:45
12.43 mi
Rank: #1428 (-25)
15K → 20K
35:09 | 11:19/mi
Half
2:22:56
13.10 mi
Rank: #1424 (+4)
20K → Half
8:11 | 12:12/mi
25K
2:52:24
15.53 mi
Rank: #1437 (-13)
Half → 25K
29:28 | 12:06/mi
30K
3:28:08
18.64 mi
Rank: #1485 (-48)
25K → 30K
35:44 | 11:31/mi
35K
4:17:30
21.75 mi
Rank: #1530 (-45)
30K → 35K
49:22 | 15:54/mi
25.2M
5:02:09
25.20 mi
Rank: #1514 (+16)
35K → 25.2M
44:39 | 12:57/mi
Finish
5:13:17
26.22 mi
Rank: #1503 (+11)
25.2M → Finish
11:08 | 10:56/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:22:56
Pace10:55 /mi
2nd Half
Distance13.12 mi
Time2:50:21
Pace13:00 /mi
📊Positive Split: 19.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:14:5132:1310:2332:13
10:23
-
10K
6.21 mi08:47:001:04:2210:2232:09
10:21
-0:02
15K
9.32 mi09:22:141:39:3610:4235:14
11:21
+1:00
20K
12.43 mi09:57:232:14:4510:5135:09
11:19
-0:02
Half
13.10 mi10:05:342:22:5610:558:11
12:12
+0:53
25K
15.53 mi10:35:022:52:2411:0629:28
12:06
-0:06
30K
18.64 mi11:10:463:28:0811:1035:44
11:31
-0:35
35K
21.75 mi12:00:084:17:3011:5149:22
15:54
+4:23
25.2M
25.20 mi12:44:475:02:0912:0044:39
12:57
-2:57
Finish
26.22 mi12:55:555:13:1711:5811:08
10:56
-2:01

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

11:57 /mi

Slowest Pace

15:54 /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

1:04:22

21% of race

Time at Steady Pace

2:34:54

49% of race

Time at Slower Pace

1:34:01

30% of race

Average Pace: 11:57 /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 mi08:14:5132:1310:2332:13
10:23
#1338
10K
6.21 mi08:47:001:04:2210:2232:09
10:21
#1303
15K
9.32 mi09:22:141:39:3610:4235:14
11:21
#1403
20K
12.43 mi09:57:232:14:4510:5135:09
11:19
#1428
Half
13.10 mi10:05:342:22:5610:558:11
12:12
#1424
25K
15.53 mi10:35:022:52:2411:0629:28
12:06
#1437
30K
18.64 mi11:10:463:28:0811:1035:44
11:31
#1485
35K
21.75 mi12:00:084:17:3011:5149:22
15:54
#1530
25.2M
25.20 mi12:44:475:02:0912:0044:39
12:57
#1514
Finish
26.22 mi12:55:555:13:1711:5811:08
10:56
#1503
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi1338451481570(Top 81%)564(Top 71%)65(Top 65%)
10K6.21 mi3.10 mi1303+35437+1444+41294(Top 66%)432(Top 55%)43(Top 43%)
15K9.32 mi3.11 mi1403-100485-4850-61570(Top 81%)564(Top 71%)65(Top 65%)
20K12.43 mi3.11 mi1428-25501-1654-41523(Top 78%)545(Top 69%)59(Top 59%)
Half13.10 mi0.67 mi1424+4502-155-11543(Top 79%)565(Top 71%)61(Top 61%)
25K15.53 mi2.43 mi1437-13512-1057-21508(Top 77%)561(Top 71%)66(Top 66%)
30K18.64 mi3.11 mi1485-48536-2461-41585(Top 81%)612(Top 77%)73(Top 73%)
35K21.75 mi3.11 mi1530-45565-2967-61617(Top 83%)635(Top 80%)76(Top 76%)
25.2M25.20 mi3.45 mi1514+16563+266+11396(Top 72%)548(Top 69%)65(Top 65%)
Finish26.22 mi1.02 mi1503+11559+4661262(Top 65%)485(Top 61%)60(Top 60%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×1
+26ft-31ft

Overall

1570

Females

564

F40-44

65

5K→10K

3.1 - 6.2 mi

Top 66%
×2
+38ft-17ft

Overall

1294

Females

432

F40-44

43

10K→15K

6.2 - 9.3 mi

Top 81%
×2
+26ft-44ft

Overall

1570

Females

564

F40-44

65

15K→20K

9.3 - 12.4 mi

Top 78%
×1
+35ft-22ft

Overall

1523

Females

545

F40-44

59

20K→Half

12.4 - 13.1 mi

Top 79%
×1
+7ft-13ft

Overall

1543

Females

565

F40-44

61

Half→25K

13.1 - 15.5 mi

Top 77%
×2
+48ft-19ft

Overall

1508

Females

561

F40-44

66

25K→30K

15.5 - 18.6 mi

Top 81%
×2
+38ft-52ft

Overall

1585

Females

612

F40-44

73

30K→35K

18.6 - 21.8 mi

Top 83%
×2
+39ft-39ft

Overall

1617

Females

635

F40-44

76

35K→25.2M

21.8 - 25.2 mi

Top 72%
×3
+57ft-58ft

Overall

1396

Females

548

F40-44

65

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×1
+17ft-12ft

Overall

1262

Females

485

F40-44

60

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
146
Passed By
311
Net Change
-165
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1338
5K → 10K6025+35#1338#1303
10K → 15K4104-100#1303#1403
15K → 20K732-25#1403#1428
20K → Half117+4#1428#1424
Half → 25K1326-13#1424#1437
25K → 30K755-48#1437#1485
30K → 35K1459-45#1485#1530
35K → 25.2M193+16#1530#1514
25.2M → Finish110+11#1514#1503
TOTALS146311-165
📊

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
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Activity Data

Upload your GPX file to see detailed activity metrics

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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?

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