All Results|Race Analytics|Course|Contact
SHAMROCK MARATHON 2025

Rachel Shaffer

Bib: 1996•F•Age: 41

Virginia Bch, VA

Shamrock Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 1949
Gender (Female)
#0 / 791
Masters (Masters Women)
#0 / 277
Top 50%
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
34:50
3.11 mi
Rank: #1605
Start → 5K
34:50 | 11:13/mi
10K
1:09:35
6.21 mi
Rank: #1572 (+33)
5K → 10K
34:45 | 11:12/mi
15K
1:43:38
9.32 mi
Rank: #1538 (+34)
10K → 15K
34:03 | 10:58/mi
20K
2:20:23
12.43 mi
Rank: #1570 (-32)
15K → 20K
36:45 | 11:50/mi
Half
2:28:02
13.10 mi
Rank: #1544 (+26)
20K → Half
7:39 | 11:24/mi
25K
2:56:42
15.53 mi
Rank: #1523 (+21)
Half → 25K
28:40 | 11:47/mi
30K
3:27:55
18.64 mi
Rank: #1477 (+46)
25K → 30K
31:13 | 10:03/mi
35K
4:07:15
21.75 mi
Rank: #1412 (+65)
30K → 35K
39:20 | 12:40/mi
25.2M
4:45:49
25.20 mi
Rank: #1353 (+59)
35K → 25.2M
38:34 | 11:11/mi
Finish
4:56:06
26.22 mi
Rank: #1338 (+15)
25.2M → Finish
10:17 | 10:06/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via Half
Distance13.10 mi
Time2:28:02
Pace11:19 /mi
2nd Half⚖️ Balanced
Distance13.12 mi
Time2:28:04
Pace11:18 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:17:3734:5011:1334:50
11:13
-
10K
6.21 mi08:52:221:09:3511:1234:45
11:12
-0:01
15K
9.32 mi09:26:251:43:3811:0834:03
10:58
-0:14
20K
12.43 mi10:03:102:20:2311:1836:45
11:50
+0:52
Half
13.10 mi10:10:492:28:0211:197:39
11:24
-0:26
25K
15.53 mi10:39:292:56:4211:2328:40
11:47
+0:23
30K
18.64 mi11:10:423:27:5511:1031:13
10:03
-1:44
35K
21.75 mi11:50:024:07:1511:2339:20
12:40
+2:37
25.2M
25.20 mi12:28:364:45:4911:2138:34
11:11
-1:29
Finish
26.22 mi12:38:534:56:0611:1910:17
10:06
-1:05

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

10:03 /mi

Average Pace

11:18 /mi

Slowest Pace

12:40 /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

41:30

14% of race

Time at Steady Pace

2:29:51

51% of race

Time at Slower Pace

1:44:45

35% of race

Average Pace: 11:18 /mi

Loading chart...
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 mi08:17:3734:5011:1334:50
11:13
#1605
10K
6.21 mi08:52:221:09:3511:1234:45
11:12
#1572
15K
9.32 mi09:26:251:43:3811:0834:03
10:58
#1538
20K
12.43 mi10:03:102:20:2311:1836:45
11:50
#1570
Half
13.10 mi10:10:492:28:0211:197:39
11:24
#1544
25K
15.53 mi10:39:292:56:4211:2328:40
11:47
#1523
30K
18.64 mi11:10:423:27:5511:1031:13
10:03
#1477
35K
21.75 mi11:50:024:07:1511:2339:20
12:40
#1412
25.2M
25.20 mi12:28:364:45:4911:2138:34
11:11
#1353
Finish
26.22 mi12:38:534:56:0611:1910:17
10:06
#1338
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 mi1605590681465(Top 75%)514(Top 65%)56(Top 56%)
10K6.21 mi3.10 mi1572+33570+2066+21544(Top 79%)558(Top 71%)63(Top 63%)
15K9.32 mi3.11 mi1538+34553+1764+21465(Top 75%)514(Top 65%)56(Top 56%)
20K12.43 mi3.11 mi1570-32568-1566-21634(Top 84%)609(Top 77%)69(Top 69%)
Half13.10 mi0.67 mi1544+26555+1364+21328(Top 68%)457(Top 58%)47(Top 47%)
25K15.53 mi2.43 mi1523+21548+763+11432(Top 73%)523(Top 66%)59(Top 59%)
30K18.64 mi3.11 mi1477+46534+1459+41266(Top 65%)461(Top 58%)51(Top 51%)
35K21.75 mi3.11 mi1412+65512+2257+21087(Top 56%)392(Top 50%)47(Top 47%)
25.2M25.20 mi3.45 mi1353+59491+2156+1957(Top 49%)368(Top 47%)44(Top 44%)
Finish26.22 mi1.02 mi1338+15485+656986(Top 51%)372(Top 47%)45(Top 45%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×1
+26ft-31ft

Overall

1465

Females

514

F40-44

56

5K→10K

3.1 - 6.2 mi

Top 79%
×2
+38ft-17ft

Overall

1544

Females

558

F40-44

63

10K→15K

6.2 - 9.3 mi

Top 75%
×2
+26ft-44ft

Overall

1465

Females

514

F40-44

56

15K→20K

9.3 - 12.4 mi

Top 84%
×1
+35ft-22ft

Overall

1634

Females

609

F40-44

69

20K→Half

12.4 - 13.1 mi

Top 68%
×1
+7ft-13ft

Overall

1328

Females

457

F40-44

47

Half→25K

13.1 - 15.5 mi

Top 73%
×2
+48ft-19ft

Overall

1432

Females

523

F40-44

59

25K→30K

15.5 - 18.6 mi

Top 65%
×2
+38ft-52ft

Overall

1266

Females

461

F40-44

51

30K→35K

18.6 - 21.8 mi

Top 56%
×2
+39ft-39ft

Overall

1087

Females

392

F40-44

47

35K→25.2M

21.8 - 25.2 mi

Top 49%
×3
+57ft-58ft

Overall

957

Females

368

F40-44

44

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×1
+17ft-12ft

Overall

986

Females

372

F40-44

45

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
376
Passed By
109
Net Change
+267
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1605
5K → 10K5421+33#1605#1572
10K → 15K4915+34#1572#1538
15K → 20K1143-32#1538#1570
20K → Half271+26#1570#1544
Half → 25K4120+21#1544#1523
25K → 30K493+46#1523#1477
30K → 35K694+65#1477#1412
35K → 25.2M612+59#1412#1353
25.2M → Finish150+15#1353#1338
TOTALS376109+267
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

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
Loading certificate...

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
Share Feedback

Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management