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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Katie Dallaire

Bib: 1918 •F •Age: 43

Norfolk, VA

Shamrock Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 1949
Gender (Female)
#0 / 791
Top 42%
Masters (Masters Women)
#0 / 277
Top 31%
Age Group (F40-44)
Official
#0 / 100
Calculated (F40-44)
#0 / 100
Top 36%
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
32:03
3.11 mi
Rank: #1301
Start → 5K
32:03 | 10:19/mi
10K
1:03:20
6.21 mi
Rank: #1227 (+74)
5K → 10K
31:17 | 10:05/mi
15K
1:34:21
9.32 mi
Rank: #1195 (+32)
10K → 15K
31:01 | 9:59/mi
20K
2:05:41
12.43 mi
Rank: #1173 (+22)
15K → 20K
31:20 | 10:06/mi
Half
2:12:57
13.10 mi
Rank: #1163 (+10)
20K → Half
7:16 | 10:50/mi
25K
2:38:28
15.53 mi
Rank: #1148 (+15)
Half → 25K
25:31 | 10:29/mi
30K
3:06:49
18.64 mi
Rank: #1115 (+33)
25K → 30K
28:21 | 9:08/mi
35K
3:42:21
21.75 mi
Rank: #1055 (+60)
30K → 35K
35:32 | 11:27/mi
25.2M
4:18:48
25.20 mi
Rank: #1008 (+47)
35K → 25.2M
36:27 | 10:34/mi
Finish
4:28:22
26.22 mi
Rank: #992 (+16)
25.2M → Finish
9:34 | 9:24/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:12:57
Pace10:10 /mi
2nd Half
Distance13.12 mi
Time2:15:25
Pace10:20 /mi
📊Positive Split: 1.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:14:2232:0310:1932:03
10:19
-
10K
6.21 mi08:45:391:03:2010:1231:17
10:05
-0:14
15K
9.32 mi09:16:401:34:2110:0831:01
9:59
-0:06
20K
12.43 mi09:48:002:05:4110:0731:20
10:06
+0:07
Half
13.10 mi09:55:162:12:5710:107:16
10:50
+0:44
25K
15.53 mi10:20:472:38:2810:1325:31
10:29
-0:21
30K
18.64 mi10:49:083:06:4910:0228:21
9:08
-1:21
35K
21.75 mi11:24:403:42:2110:1435:32
11:27
+2:19
25.2M
25.20 mi12:01:074:18:4810:1736:27
10:34
-0:53
Finish
26.22 mi12:10:414:28:2210:159:34
9:24
-1:10

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

9:08 /mi

Average Pace

10:15 /mi

Slowest Pace

11:27 /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

1:08:56

26% of race

Time at Steady Pace

2:36:38

58% of race

Time at Slower Pace

42:48

16% of race

Average Pace: 10:14 /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 mi08:14:2232:0310:1932:03
10:19
#1301
10K
6.21 mi08:45:391:03:2010:1231:17
10:05
#1227
15K
9.32 mi09:16:401:34:2110:0831:01
9:59
#1195
20K
12.43 mi09:48:002:05:4110:0731:20
10:06
#1173
Half
13.10 mi09:55:162:12:5710:107:16
10:50
#1163
25K
15.53 mi10:20:472:38:2810:1325:31
10:29
#1148
30K
18.64 mi10:49:083:06:4910:0228:21
9:08
#1115
35K
21.75 mi11:24:403:42:2110:1435:32
11:27
#1055
25.2M
25.20 mi12:01:074:18:4810:1736:27
10:34
#1008
Finish
26.22 mi12:10:414:28:2210:159:34
9:24
#992
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 mi1301434451142(Top 59%)367(Top 46%)37(Top 37%)
10K6.21 mi3.10 mi1227+74402+3241+41184(Top 61%)381(Top 48%)37(Top 37%)
15K9.32 mi3.11 mi1195+32389+1339+21142(Top 59%)367(Top 46%)37(Top 37%)
20K12.43 mi3.11 mi1173+22376+1338+11155(Top 59%)373(Top 47%)39(Top 39%)
Half13.10 mi0.67 mi1163+10373+337+11142(Top 59%)369(Top 47%)37(Top 37%)
25K15.53 mi2.43 mi1148+15368+5371074(Top 55%)344(Top 43%)34(Top 34%)
30K18.64 mi3.11 mi1115+33363+537980(Top 50%)322(Top 41%)31(Top 31%)
35K21.75 mi3.11 mi1055+60344+1937766(Top 39%)265(Top 34%)26(Top 26%)
25.2M25.20 mi3.45 mi1008+47337+737779(Top 40%)290(Top 37%)30(Top 30%)
Finish26.22 mi1.02 mi992+16333+436+1724(Top 37%)265(Top 34%)27(Top 27%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×1
+26ft-31ft

Overall

1142

Females

367

F40-44

37

5K→10K

3.1 - 6.2 mi

Top 61%
×2
+38ft-17ft

Overall

1184

Females

381

F40-44

37

10K→15K

6.2 - 9.3 mi

Top 59%
×2
+26ft-44ft

Overall

1142

Females

367

F40-44

37

15K→20K

9.3 - 12.4 mi

Top 59%
×1
+35ft-22ft

Overall

1155

Females

373

F40-44

39

20K→Half

12.4 - 13.1 mi

Top 59%
×1
+7ft-13ft

Overall

1142

Females

369

F40-44

37

Half→25K

13.1 - 15.5 mi

Top 55%
×2
+48ft-19ft

Overall

1074

Females

344

F40-44

34

25K→30K

15.5 - 18.6 mi

Top 50%
×2
+38ft-52ft

Overall

980

Females

322

F40-44

31

30K→35K

18.6 - 21.8 mi

Top 39%
×2
+39ft-39ft

Overall

766

Females

265

F40-44

26

35K→25.2M

21.8 - 25.2 mi

Top 40%
×3
+57ft-58ft

Overall

779

Females

290

F40-44

30

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×1
+17ft-12ft

Overall

724

Females

265

F40-44

27

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
363
Passed By
54
Net Change
+309
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1301
5K → 10K806+74#1301#1227
10K → 15K386+32#1227#1195
15K → 20K297+22#1195#1173
20K → Half144+10#1173#1163
Half → 25K249+15#1163#1148
25K → 30K407+33#1148#1115
30K → 35K677+60#1115#1055
35K → 25.2M536+47#1055#1008
25.2M → Finish182+16#1008#992
TOTALS36354+309
📊

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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