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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Mary Gillespie

Bib: 2267 •F •Age: 31

Chesapeake, VA

Shamrock Marathon logo
0:00
0:00
/ mi
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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
34:55
3.11 mi
Rank: #1619
Start → 5K
34:55 | 11:15/mi
10K
1:10:18
6.21 mi
Rank: #1606 (+13)
5K → 10K
35:23 | 11:24/mi
15K
1:45:46
9.32 mi
Rank: #1609 (-3)
10K → 15K
35:28 | 11:25/mi
20K
2:22:03
12.43 mi
Rank: #1622 (-13)
15K → 20K
36:17 | 11:41/mi
Half
2:29:18
13.10 mi
Rank: #1582 (+40)
20K → Half
7:15 | 10:49/mi
25K
2:57:31
15.53 mi
Rank: #1548 (+34)
Half → 25K
28:13 | 11:36/mi
30K
3:28:16
18.64 mi
Rank: #1492 (+56)
25K → 30K
30:45 | 9:54/mi
35K
4:11:36
21.75 mi
Rank: #1466 (+26)
30K → 35K
43:20 | 13:57/mi
25.2M
5:00:49
25.20 mi
Rank: #1503 (-37)
35K → 25.2M
49:13 | 14:16/mi
Finish
5:12:04
26.22 mi
Rank: #1496 (+7)
25.2M → Finish
11:15 | 11:03/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:29:18
Pace11:24 /mi
2nd Half
Distance13.12 mi
Time2:42:46
Pace12:25 /mi
📊Positive Split: 9.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:19:1334:5511:1534:55
11:15
-
10K
6.21 mi08:54:361:10:1811:1935:23
11:24
+0:09
15K
9.32 mi09:30:041:45:4611:2135:28
11:25
+0:01
20K
12.43 mi10:06:212:22:0311:2636:17
11:41
+0:16
Half
13.10 mi10:13:362:29:1811:247:15
10:49
-0:52
25K
15.53 mi10:41:492:57:3111:2628:13
11:36
+0:47
30K
18.64 mi11:12:343:28:1611:1130:45
9:54
-1:42
35K
21.75 mi11:55:544:11:3611:3543:20
13:57
+4:03
25.2M
25.20 mi12:45:075:00:4911:5749:13
14:16
+0:19
Finish
26.22 mi12:56:225:12:0411:5511:15
11:03
-3:13

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

9:54 /mi

Average Pace

11:55 /mi

Slowest Pace

14:16 /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

30:45

10% of race

Time at Steady Pace

3:08:46

60% of race

Time at Slower Pace

1:32:33

30% of race

Average Pace: 11:54 /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 mi08:19:1334:5511:1534:55
11:15
#1619
10K
6.21 mi08:54:361:10:1811:1935:23
11:24
#1606
15K
9.32 mi09:30:041:45:4611:2135:28
11:25
#1609
20K
12.43 mi10:06:212:22:0311:2636:17
11:41
#1622
Half
13.10 mi10:13:362:29:1811:247:15
10:49
#1582
25K
15.53 mi10:41:492:57:3111:2628:13
11:36
#1548
30K
18.64 mi11:12:343:28:1611:1130:45
9:54
#1492
35K
21.75 mi11:55:544:11:3611:3543:20
13:57
#1466
25.2M
25.20 mi12:45:075:00:4911:5749:13
14:16
#1503
Finish
26.22 mi12:56:225:12:0411:5511:15
11:03
#1496
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 mi1619599881599(Top 82%)582(Top 74%)81(Top 78%)
10K6.21 mi3.10 mi1606+13587+1284+41611(Top 83%)584(Top 74%)82(Top 79%)
15K9.32 mi3.11 mi1609-3583+482+21599(Top 82%)582(Top 74%)81(Top 78%)
20K12.43 mi3.11 mi1622-13594-11821605(Top 82%)592(Top 75%)81(Top 78%)
Half13.10 mi0.67 mi1582+40575+1981+11140(Top 58%)367(Top 46%)54(Top 52%)
25K15.53 mi2.43 mi1548+34557+1879+21389(Top 71%)501(Top 63%)73(Top 70%)
30K18.64 mi3.11 mi1492+56539+1876+31215(Top 62%)433(Top 55%)64(Top 62%)
35K21.75 mi3.11 mi1466+26538+177-11310(Top 67%)497(Top 63%)69(Top 66%)
25.2M25.20 mi3.45 mi1503-37560-2278-11638(Top 84%)654(Top 83%)86(Top 83%)
Finish26.22 mi1.02 mi1496+7557+3781310(Top 67%)512(Top 65%)73(Top 70%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×1
+26ft-31ft

Overall

1599

Females

582

F30-34

81

5K→10K

3.1 - 6.2 mi

Top 83%
×2
+38ft-17ft

Overall

1611

Females

584

F30-34

82

10K→15K

6.2 - 9.3 mi

Top 82%
×2
+26ft-44ft

Overall

1599

Females

582

F30-34

81

15K→20K

9.3 - 12.4 mi

Top 82%
×1
+35ft-22ft

Overall

1605

Females

592

F30-34

81

20K→Half

12.4 - 13.1 mi

Top 58%
×1
+7ft-13ft

Overall

1140

Females

367

F30-34

54

Half→25K

13.1 - 15.5 mi

Top 71%
×2
+48ft-19ft

Overall

1389

Females

501

F30-34

73

25K→30K

15.5 - 18.6 mi

Top 62%
×2
+38ft-52ft

Overall

1215

Females

433

F30-34

64

30K→35K

18.6 - 21.8 mi

Top 67%
×2
+39ft-39ft

Overall

1310

Females

497

F30-34

69

35K→25.2M

21.8 - 25.2 mi

Top 84%
×3
+57ft-58ft

Overall

1638

Females

654

F30-34

86

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×1
+17ft-12ft

Overall

1310

Females

512

F30-34

73

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
274
Passed By
151
Net Change
+123
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1619
5K → 10K4027+13#1619#1606
10K → 15K2528-3#1606#1609
15K → 20K1124-13#1609#1622
20K → Half400+40#1622#1582
Half → 25K4713+34#1582#1548
25K → 30K582+56#1548#1492
30K → 35K4216+26#1492#1466
35K → 25.2M441-37#1466#1503
25.2M → Finish70+7#1503#1496
TOTALS274151+123
📊

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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