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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Amelia Coltrane

Bib: 2477 •F •Age: 42

Harrisonburg, VA

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 (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
32:15
3.11 mi
Rank: #1349
Start → 5K
32:15 | 10:23/mi
10K
1:05:24
6.21 mi
Rank: #1366 (-17)
5K → 10K
33:09 | 10:41/mi
15K
1:40:39
9.32 mi
Rank: #1433 (-67)
10K → 15K
35:15 | 11:21/mi
20K
2:17:38
12.43 mi
Rank: #1506 (-73)
15K → 20K
36:59 | 11:55/mi
Half
2:26:14
13.10 mi
Rank: #1506
20K → Half
8:36 | 12:49/mi
25K
2:57:38
15.53 mi
Rank: #1554 (-48)
Half → 25K
31:24 | 12:54/mi
30K
3:34:09
18.64 mi
Rank: #1566 (-12)
25K → 30K
36:31 | 11:46/mi
35K
4:23:37
21.75 mi
Rank: #1589 (-23)
30K → 35K
49:28 | 15:56/mi
25.2M
5:11:01
25.20 mi
Rank: #1595 (-6)
35K → 25.2M
47:24 | 13:44/mi
Finish
5:24:19
26.22 mi
Rank: #1596 (-1)
25.2M → Finish
13:18 | 13:04/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:26:14
Pace11:10 /mi
2nd Half
Distance13.12 mi
Time2:58:05
Pace13:35 /mi
📊Positive Split: 21.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:16:4032:1510:2332:15
10:23
-
10K
6.21 mi08:49:491:05:2410:3233:09
10:41
+0:18
15K
9.32 mi09:25:041:40:3910:4835:15
11:21
+0:40
20K
12.43 mi10:02:032:17:3811:0536:59
11:55
+0:34
Half
13.10 mi10:10:392:26:1411:108:36
12:49
+0:54
25K
15.53 mi10:42:032:57:3811:2731:24
12:54
+0:05
30K
18.64 mi11:18:343:34:0911:3036:31
11:46
-1:08
35K
21.75 mi12:08:024:23:3712:0849:28
15:56
+4:10
25.2M
25.20 mi12:55:265:11:0112:2147:24
13:44
-2:12
Finish
26.22 mi13:08:445:24:1912:2313:18
13:04
-0:40

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

10:23 /mi

Average Pace

12:23 /mi

Slowest Pace

15:56 /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

2:54:09

54% of race

Time at Steady Pace

53:18

16% of race

Time at Slower Pace

1:36:52

30% of race

Average Pace: 12:22 /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 mi08:16:4032:1510:2332:15
10:23
#1349
10K
6.21 mi08:49:491:05:2410:3233:09
10:41
#1366
15K
9.32 mi09:25:041:40:3910:4835:15
11:21
#1433
20K
12.43 mi10:02:032:17:3811:0536:59
11:55
#1506
Half
13.10 mi10:10:392:26:1411:108:36
12:49
#1506
25K
15.53 mi10:42:032:57:3811:2731:24
12:54
#1554
30K
18.64 mi11:18:343:34:0911:3036:31
11:46
#1566
35K
21.75 mi12:08:024:23:3712:0849:28
15:56
#1589
25.2M
25.20 mi12:55:265:11:0112:2147:24
13:44
#1595
Finish
26.22 mi13:08:445:24:1912:2313:18
13:04
#1596
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 mi1349459491573(Top 81%)566(Top 72%)66(Top 66%)
10K6.21 mi3.10 mi1366-17468-9491398(Top 72%)483(Top 61%)52(Top 52%)
15K9.32 mi3.11 mi1433-67504-3655-61573(Top 81%)566(Top 72%)66(Top 66%)
20K12.43 mi3.11 mi1506-73536-3260-51647(Top 85%)617(Top 78%)71(Top 71%)
Half13.10 mi0.67 mi1506539-3601645(Top 84%)622(Top 79%)71(Top 71%)
25K15.53 mi2.43 mi1554-48561-2266-61623(Top 83%)619(Top 78%)73(Top 73%)
30K18.64 mi3.11 mi1566-12572-1167-11633(Top 84%)633(Top 80%)75(Top 75%)
35K21.75 mi3.11 mi1589-23591-1968-11621(Top 83%)638(Top 81%)77(Top 77%)
25.2M25.20 mi3.45 mi1595-6601-1069-11566(Top 80%)625(Top 79%)73(Top 73%)
Finish26.22 mi1.02 mi1596-1602-1691695(Top 87%)681(Top 86%)83(Top 83%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×1
+26ft-31ft

Overall

1573

Females

566

F40-44

66

5K→10K

3.1 - 6.2 mi

Top 72%
×2
+38ft-17ft

Overall

1398

Females

483

F40-44

52

10K→15K

6.2 - 9.3 mi

Top 81%
×2
+26ft-44ft

Overall

1573

Females

566

F40-44

66

15K→20K

9.3 - 12.4 mi

Top 85%
×1
+35ft-22ft

Overall

1647

Females

617

F40-44

71

20K→Half

12.4 - 13.1 mi

Top 84%
×1
+7ft-13ft

Overall

1645

Females

622

F40-44

71

Half→25K

13.1 - 15.5 mi

Top 83%
×2
+48ft-19ft

Overall

1623

Females

619

F40-44

73

25K→30K

15.5 - 18.6 mi

Top 84%
×2
+38ft-52ft

Overall

1633

Females

633

F40-44

75

30K→35K

18.6 - 21.8 mi

Top 83%
×2
+39ft-39ft

Overall

1621

Females

638

F40-44

77

35K→25.2M

21.8 - 25.2 mi

Top 80%
×3
+57ft-58ft

Overall

1566

Females

625

F40-44

73

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×1
+17ft-12ft

Overall

1695

Females

681

F40-44

83

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
100
Passed By
347
Net Change
-247
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1349
5K → 10K2845-17#1349#1366
10K → 15K471-67#1366#1433
15K → 20K477-73#1433#1506
20K → Half990#1506#1506
Half → 25K1260-48#1506#1554
25K → 30K1830-12#1554#1566
30K → 35K1538-23#1566#1589
35K → 25.2M915-6#1589#1595
25.2M → Finish12-1#1595#1596
TOTALS100347-247
📊

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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