All Results|Race Analytics|Course|Contact

Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Joanna Lee

Bib: 1213 •F •Age: 45

Richmond, VA

Shamrock Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 1949
Top 47%
Gender (Female)
#0 / 791
Top 38%
Masters (Masters Women)
#0 / 277
Top 26%
Age Group (F45-49)
Official
#0 / 79
Calculated (F45-49)
#0 / 79
Top 22%
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
28:02
3.11 mi
Rank: #779
Start → 5K
28:02 | 9:02/mi
10K
55:56
6.21 mi
Rank: #768 (+11)
5K → 10K
27:54 | 8:59/mi
15K
1:25:16
9.32 mi
Rank: #854 (-86)
10K → 15K
29:20 | 9:27/mi
20K
1:55:36
12.43 mi
Rank: #912 (-58)
15K → 20K
30:20 | 9:46/mi
Half
2:02:24
13.10 mi
Rank: #906 (+6)
20K → Half
6:48 | 10:08/mi
25K
2:26:16
15.53 mi
Rank: #890 (+16)
Half → 25K
23:52 | 9:48/mi
30K
2:55:19
18.64 mi
Rank: #909 (-19)
25K → 30K
29:03 | 9:22/mi
35K
3:33:19
21.75 mi
Rank: #892 (+17)
30K → 35K
38:00 | 12:14/mi
25.2M
4:11:35
25.20 mi
Rank: #906 (-14)
35K → 25.2M
38:16 | 11:06/mi
Finish
4:22:54
26.22 mi
Rank: #922 (-16)
25.2M → Finish
11:19 | 11:07/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:02:24
Pace9:21 /mi
2nd Half
Distance13.12 mi
Time2:20:30
Pace10:43 /mi
📊Positive Split: 14.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:06:3828:029:0228:02
9:02
-
10K
6.21 mi08:34:3255:569:0127:54
8:59
-0:03
15K
9.32 mi09:03:521:25:169:0929:20
9:27
+0:28
20K
12.43 mi09:34:121:55:369:1930:20
9:46
+0:19
Half
13.10 mi09:41:002:02:249:216:48
10:08
+0:22
25K
15.53 mi10:04:522:26:169:2523:52
9:48
-0:20
30K
18.64 mi10:33:552:55:199:2529:03
9:22
-0:26
35K
21.75 mi11:11:553:33:199:4938:00
12:14
+2:52
25.2M
25.20 mi11:50:114:11:3510:0038:16
11:06
-1:08
Finish
26.22 mi12:01:304:22:5410:0311:19
11:07
+0:01

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

8:59 /mi

Average Pace

10:02 /mi

Slowest Pace

12:14 /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

55:56

21% of race

Time at Steady Pace

1:59:23

45% of race

Time at Slower Pace

1:27:35

33% of race

Average Pace: 10:02 /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 mi08:06:3828:029:0228:02
9:02
#779
10K
6.21 mi08:34:3255:569:0127:54
8:59
#768
15K
9.32 mi09:03:521:25:169:0929:20
9:27
#854
20K
12.43 mi09:34:121:55:369:1930:20
9:46
#912
Half
13.10 mi09:41:002:02:249:216:48
10:08
#906
25K
15.53 mi10:04:522:26:169:2523:52
9:48
#890
30K
18.64 mi10:33:552:55:199:2529:03
9:22
#909
35K
21.75 mi11:11:553:33:199:4938:00
12:14
#892
25.2M
25.20 mi11:50:114:11:3510:0038:16
11:06
#906
Finish
26.22 mi12:01:304:22:5410:0311:19
11:07
#922
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi77922215953(Top 49%)280(Top 35%)16(Top 20%)
10K6.21 mi3.10 mi768+11220+215767(Top 39%)218(Top 28%)15(Top 19%)
15K9.32 mi3.11 mi854-86245-2515953(Top 49%)280(Top 35%)16(Top 20%)
20K12.43 mi3.11 mi912-58267-2216-11052(Top 54%)325(Top 41%)22(Top 28%)
Half13.10 mi0.67 mi906+6265+216902(Top 46%)263(Top 33%)13(Top 16%)
25K15.53 mi2.43 mi890+16257+815+1863(Top 44%)254(Top 32%)12(Top 15%)
30K18.64 mi3.11 mi909-19271-1416-11052(Top 54%)356(Top 45%)25(Top 32%)
35K21.75 mi3.11 mi892+17278-714+2964(Top 49%)340(Top 43%)23(Top 29%)
25.2M25.20 mi3.45 mi906-14293-1517-3929(Top 48%)352(Top 45%)23(Top 29%)
Finish26.22 mi1.02 mi922-16301-8171324(Top 68%)520(Top 66%)36(Top 46%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×1
+26ft-31ft

Overall

953

Females

280

F45-49

16

5K→10K

3.1 - 6.2 mi

Top 39%
×2
+38ft-17ft

Overall

767

Females

218

F45-49

15

10K→15K

6.2 - 9.3 mi

Top 49%
×2
+26ft-44ft

Overall

953

Females

280

F45-49

16

15K→20K

9.3 - 12.4 mi

Top 54%
×1
+35ft-22ft

Overall

1052

Females

325

F45-49

22

20K→Half

12.4 - 13.1 mi

Top 46%
×1
+7ft-13ft

Overall

902

Females

263

F45-49

13

Half→25K

13.1 - 15.5 mi

Top 44%
×2
+48ft-19ft

Overall

863

Females

254

F45-49

12

25K→30K

15.5 - 18.6 mi

Top 54%
×2
+38ft-52ft

Overall

1052

Females

356

F45-49

25

30K→35K

18.6 - 21.8 mi

Top 49%
×2
+39ft-39ft

Overall

964

Females

340

F45-49

23

35K→25.2M

21.8 - 25.2 mi

Top 48%
×3
+57ft-58ft

Overall

929

Females

352

F45-49

23

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×1
+17ft-12ft

Overall

1324

Females

520

F45-49

36

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
142
Passed By
285
Net Change
-143
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#779
5K → 10K2817+11#779#768
10K → 15K490-86#768#854
15K → 20K664-58#854#912
20K → Half104+6#912#906
Half → 25K259+16#906#890
25K → 30K1332-19#890#909
30K → 35K3720+17#909#892
35K → 25.2M1832-14#892#906
25.2M → Finish117-16#906#922
TOTALS142285-143
📊

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

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