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SHAMROCK MARATHON 2025

Frances Reiff

Bib: 2865•F•Age: 34

Norfolk, VA

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0:00
0:00
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Overall
#0 / 1949
Gender (Female)
#0 / 791
Age Group (F30-34)
#0 / 104
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
38:08
3.11 mi
Rank: #1815
Start → 5K
38:08 | 12:17/mi
10K
1:18:13
6.21 mi
Rank: #1831 (-16)
5K → 10K
40:05 | 12:55/mi
15K
1:58:34
9.32 mi
Rank: #1836 (-5)
10K → 15K
40:21 | 13:00/mi
20K
2:38:39
12.43 mi
Rank: #1832 (+4)
15K → 20K
40:05 | 12:55/mi
Half
2:47:02
13.10 mi
Rank: #1808 (+24)
20K → Half
8:23 | 12:30/mi
25K
3:18:50
15.53 mi
Rank: #1788 (+20)
Half → 25K
31:48 | 13:04/mi
30K
3:58:25
18.64 mi
Rank: #1793 (-5)
25K → 30K
39:35 | 12:45/mi
35K
4:54:35
21.75 mi
Rank: #1802 (-9)
30K → 35K
56:10 | 18:05/mi
25.2M
5:50:49
25.20 mi
Rank: #1822 (-20)
35K → 25.2M
56:14 | 16:18/mi
Finish
6:04:05
26.22 mi
Rank: #1817 (+5)
25.2M → Finish
13:16 | 13:02/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:47:02
Pace12:46 /mi
2nd Half
Distance13.12 mi
Time3:17:03
Pace15:02 /mi
📊Positive Split: 18.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:26:2938:0812:1738:08
12:17
-
10K
6.21 mi09:06:341:18:1312:3640:05
12:55
+0:38
15K
9.32 mi09:46:551:58:3412:4440:21
13:00
+0:05
20K
12.43 mi10:27:002:38:3912:4640:05
12:55
-0:05
Half
13.10 mi10:35:232:47:0212:468:23
12:30
-0:25
25K
15.53 mi11:07:113:18:5012:4831:48
13:04
+0:34
30K
18.64 mi11:46:463:58:2512:4839:35
12:45
-0:19
35K
21.75 mi12:42:564:54:3513:3356:10
18:05
+5:20
25.2M
25.20 mi13:39:105:50:4913:5656:14
16:18
-1:47
Finish
26.22 mi13:52:266:04:0513:5413:16
13:02
-3:16

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

12:17 /mi

Average Pace

13:54 /mi

Slowest Pace

18:05 /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

0:00

0% of race

Time at Steady Pace

4:11:41

69% of race

Time at Slower Pace

1:52:24

31% of race

Average Pace: 13:53 /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 mi08:26:2938:0812:1738:08
12:17
#1815
10K
6.21 mi09:06:341:18:1312:3640:05
12:55
#1831
15K
9.32 mi09:46:551:58:3412:4440:21
13:00
#1836
20K
12.43 mi10:27:002:38:3912:4640:05
12:55
#1832
Half
13.10 mi10:35:232:47:0212:468:23
12:30
#1808
25K
15.53 mi11:07:113:18:5012:4831:48
13:04
#1788
30K
18.64 mi11:46:463:58:2512:4839:35
12:45
#1793
35K
21.75 mi12:42:564:54:3513:3356:10
18:05
#1802
25.2M
25.20 mi13:39:105:50:4913:5656:14
16:18
#1822
Finish
26.22 mi13:52:266:04:0513:5413:16
13:02
#1817
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
5K3.11 mi3.11 mi1815705951830(Top 94%)710(Top 90%)93(Top 89%)
10K6.21 mi3.10 mi1831-16712-7951843(Top 95%)718(Top 91%)96(Top 92%)
15K9.32 mi3.11 mi1836-5711+196-11830(Top 94%)710(Top 90%)93(Top 89%)
20K12.43 mi3.11 mi1832+4710+1961792(Top 92%)692(Top 87%)91(Top 88%)
Half13.10 mi0.67 mi1808+24702+894+21599(Top 82%)593(Top 75%)82(Top 79%)
25K15.53 mi2.43 mi1788+20688+1493+11640(Top 84%)629(Top 80%)84(Top 81%)
30K18.64 mi3.11 mi1793-5693-592+11747(Top 90%)684(Top 86%)90(Top 87%)
35K21.75 mi3.11 mi1802-9702-993-11833(Top 94%)740(Top 94%)96(Top 92%)
25.2M25.20 mi3.45 mi1822-20712-1094-11844(Top 95%)747(Top 94%)97(Top 93%)
Finish26.22 mi1.02 mi1817+5711+1941689(Top 87%)677(Top 86%)89(Top 86%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×1
+26ft-31ft

Overall

1830

Females

710

F30-34

93

5K→10K

3.1 - 6.2 mi

Top 95%
×2
+38ft-17ft

Overall

1843

Females

718

F30-34

96

10K→15K

6.2 - 9.3 mi

Top 94%
×2
+26ft-44ft

Overall

1830

Females

710

F30-34

93

15K→20K

9.3 - 12.4 mi

Top 92%
×1
+35ft-22ft

Overall

1792

Females

692

F30-34

91

20K→Half

12.4 - 13.1 mi

Top 82%
×1
+7ft-13ft

Overall

1599

Females

593

F30-34

82

Half→25K

13.1 - 15.5 mi

Top 84%
×2
+48ft-19ft

Overall

1640

Females

629

F30-34

84

25K→30K

15.5 - 18.6 mi

Top 90%
×2
+38ft-52ft

Overall

1747

Females

684

F30-34

90

30K→35K

18.6 - 21.8 mi

Top 94%
×2
+39ft-39ft

Overall

1833

Females

740

F30-34

96

35K→25.2M

21.8 - 25.2 mi

Top 95%
×3
+57ft-58ft

Overall

1844

Females

747

F30-34

97

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×1
+17ft-12ft

Overall

1689

Females

677

F30-34

89

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
116
Passed By
118
Net Change
-2
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1815
5K → 10K1733-16#1815#1831
10K → 15K510-5#1831#1836
15K → 20K139+4#1836#1832
20K → Half240+24#1832#1808
Half → 25K3010+20#1808#1788
25K → 30K712-5#1788#1793
30K → 35K817-9#1793#1802
35K → 25.2M626-20#1802#1822
25.2M → Finish61+5#1822#1817
TOTALS116118-2
📊

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

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🏆 Finisher Certificate
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Activity Data

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.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.

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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