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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Andrea Mendes

Bib: 1583 •F •Age: 38

Richmond, VA

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Top 39%
Gender (Female)
#0 / 791
Top 29%
Age Group (F35-39)
Official
#0 / 111
Calculated (F35-39)
#0 / 111
Top 28%
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
30:25
3.11 mi
Rank: #1103
Start → 5K
30:25 | 9:48/mi
10K
1:01:01
6.21 mi
Rank: #1102 (+1)
5K → 10K
30:36 | 9:51/mi
15K
1:31:01
9.32 mi
Rank: #1072 (+30)
10K → 15K
30:00 | 9:40/mi
20K
2:00:42
12.43 mi
Rank: #1043 (+29)
15K → 20K
29:41 | 9:34/mi
Half
2:07:22
13.10 mi
Rank: #1022 (+21)
20K → Half
6:40 | 9:57/mi
25K
2:31:10
15.53 mi
Rank: #991 (+31)
Half → 25K
23:48 | 9:47/mi
30K
2:57:13
18.64 mi
Rank: #938 (+53)
25K → 30K
26:03 | 8:24/mi
35K
3:30:29
21.75 mi
Rank: #852 (+86)
30K → 35K
33:16 | 10:43/mi
25.2M
4:03:41
25.20 mi
Rank: #776 (+76)
35K → 25.2M
33:12 | 9:38/mi
Finish
4:12:24
26.22 mi
Rank: #762 (+14)
25.2M → Finish
8:43 | 8:34/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via Half
Distance13.10 mi
Time2:07:22
Pace9:44 /mi
2nd Half✓ Faster
Distance13.12 mi
Time2:05:02
Pace9:32 /mi
📊Negative Split: 1.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:10:5730:259:4830:25
9:48
-
10K
6.21 mi08:41:331:01:019:5030:36
9:51
+0:03
15K
9.32 mi09:11:331:31:019:4630:00
9:40
-0:11
20K
12.43 mi09:41:142:00:429:4329:41
9:34
-0:06
Half
13.10 mi09:47:542:07:229:446:40
9:57
+0:23
25K
15.53 mi10:11:422:31:109:4423:48
9:47
-0:10
30K
18.64 mi10:37:452:57:139:3126:03
8:24
-1:23
35K
21.75 mi11:11:013:30:299:4133:16
10:43
+2:19
25.2M
25.20 mi11:44:134:03:419:4133:12
9:38
-1:05
Finish
26.22 mi11:52:564:12:249:398:43
8:34
-1:04

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

8:24 /mi

Average Pace

9:38 /mi

Slowest Pace

10:43 /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

34:46

14% of race

Time at Steady Pace

3:04:22

73% of race

Time at Slower Pace

33:16

13% of race

Average Pace: 9:38 /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 mi08:10:5730:259:4830:25
9:48
#1103
10K
6.21 mi08:41:331:01:019:5030:36
9:51
#1102
15K
9.32 mi09:11:331:31:019:4630:00
9:40
#1072
20K
12.43 mi09:41:142:00:429:4329:41
9:34
#1043
Half
13.10 mi09:47:542:07:229:446:40
9:57
#1022
25K
15.53 mi10:11:422:31:109:4423:48
9:47
#991
30K
18.64 mi10:37:452:57:139:3126:03
8:24
#938
35K
21.75 mi11:11:013:30:299:4133:16
10:43
#852
25.2M
25.20 mi11:44:134:03:419:4133:12
9:38
#776
Finish
26.22 mi11:52:564:12:249:398:43
8:34
#762
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
5K3.11 mi3.11 mi1103355481029(Top 53%)318(Top 40%)42(Top 38%)
10K6.21 mi3.10 mi1102+1346+946+21099(Top 56%)341(Top 43%)44(Top 40%)
15K9.32 mi3.11 mi1072+30337+945+11029(Top 53%)318(Top 40%)42(Top 38%)
20K12.43 mi3.11 mi1043+29327+1043+2967(Top 50%)295(Top 37%)39(Top 35%)
Half13.10 mi0.67 mi1022+21317+1042+1856(Top 44%)246(Top 31%)32(Top 29%)
25K15.53 mi2.43 mi991+31305+1240+2851(Top 44%)247(Top 31%)30(Top 27%)
30K18.64 mi3.11 mi938+53285+2038+2725(Top 37%)217(Top 27%)29(Top 26%)
35K21.75 mi3.11 mi852+86258+2732+6597(Top 31%)188(Top 24%)28(Top 25%)
25.2M25.20 mi3.45 mi776+76236+2231+1521(Top 27%)173(Top 22%)25(Top 23%)
Finish26.22 mi1.02 mi762+14233+331451(Top 23%)146(Top 18%)21(Top 19%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×1
+26ft-31ft

Overall

1029

Females

318

F35-39

42

5K→10K

3.1 - 6.2 mi

Top 56%
×2
+38ft-17ft

Overall

1099

Females

341

F35-39

44

10K→15K

6.2 - 9.3 mi

Top 53%
×2
+26ft-44ft

Overall

1029

Females

318

F35-39

42

15K→20K

9.3 - 12.4 mi

Top 50%
×1
+35ft-22ft

Overall

967

Females

295

F35-39

39

20K→Half

12.4 - 13.1 mi

Top 44%
×1
+7ft-13ft

Overall

856

Females

246

F35-39

32

Half→25K

13.1 - 15.5 mi

Top 44%
×2
+48ft-19ft

Overall

851

Females

247

F35-39

30

25K→30K

15.5 - 18.6 mi

Top 37%
×2
+38ft-52ft

Overall

725

Females

217

F35-39

29

30K→35K

18.6 - 21.8 mi

Top 31%
×2
+39ft-39ft

Overall

597

Females

188

F35-39

28

35K→25.2M

21.8 - 25.2 mi

Top 27%
×3
+57ft-58ft

Overall

521

Females

173

F35-39

25

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×1
+17ft-12ft

Overall

451

Females

146

F35-39

21

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
379
Passed By
38
Net Change
+341
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1103
5K → 10K2827+1#1103#1102
10K → 15K355+30#1102#1072
15K → 20K290+29#1072#1043
20K → Half210+21#1043#1022
Half → 25K354+31#1022#991
25K → 30K530+53#991#938
30K → 35K871+86#938#852
35K → 25.2M760+76#852#776
25.2M → Finish151+14#776#762
TOTALS37938+341
📊

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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