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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Dillon Bradshaw

Bib: 1095 •M •Age: 32

Norfolk, VA

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Top 40%
Gender (Male)
#0 / 1153
Top 47%
Age Group (M30-34)
#0 / 185
Top 48%
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
28:01
3.11 mi
Rank: #777
Start → 5K
28:01 | 9:02/mi
10K
56:06
6.21 mi
Rank: #781 (-4)
5K → 10K
28:05 | 9:03/mi
15K
1:24:22
9.32 mi
Rank: #791 (-10)
10K → 15K
28:16 | 9:06/mi
20K
1:52:25
12.43 mi
Rank: #792 (-1)
15K → 20K
28:03 | 9:02/mi
Half
1:58:42
13.10 mi
Rank: #777 (+15)
20K → Half
6:17 | 9:22/mi
25K
2:21:02
15.53 mi
Rank: #752 (+25)
Half → 25K
22:20 | 9:11/mi
30K
2:46:18
18.64 mi
Rank: #730 (+22)
25K → 30K
25:16 | 8:08/mi
35K
3:22:28
21.75 mi
Rank: #740 (-10)
30K → 35K
36:10 | 11:39/mi
25.2M
4:04:08
25.20 mi
Rank: #783 (-43)
35K → 25.2M
41:40 | 12:05/mi
Finish
4:14:41
26.22 mi
Rank: #787 (-4)
25.2M → Finish
10:33 | 10:22/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time1:58:42
Pace9:04 /mi
2nd Half
Distance13.12 mi
Time2:15:59
Pace10:22 /mi
📊Positive Split: 14.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:04:2328:019:0228:01
9:02
-
10K
6.21 mi08:32:2856:069:0228:05
9:03
+0:01
15K
9.32 mi09:00:441:24:229:0428:16
9:06
+0:03
20K
12.43 mi09:28:471:52:259:0328:03
9:02
-0:04
Half
13.10 mi09:35:041:58:429:046:17
9:22
+0:20
25K
15.53 mi09:57:242:21:029:0522:20
9:11
-0:11
30K
18.64 mi10:22:402:46:188:5625:16
8:08
-1:03
35K
21.75 mi10:58:503:22:289:1936:10
11:39
+3:31
25.2M
25.20 mi11:40:304:04:089:4241:40
12:05
+0:26
Finish
26.22 mi11:51:034:14:419:4410:33
10:22
-1:43

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

8:08 /mi

Average Pace

9:43 /mi

Slowest Pace

12:05 /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

25:16

10% of race

Time at Steady Pace

2:21:02

55% of race

Time at Slower Pace

1:28:23

35% of race

Average Pace: 9:43 /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 mi08:04:2328:019:0228:01
9:02
#777
10K
6.21 mi08:32:2856:069:0228:05
9:03
#781
15K
9.32 mi09:00:441:24:229:0428:16
9:06
#791
20K
12.43 mi09:28:471:52:259:0328:03
9:02
#792
Half
13.10 mi09:35:041:58:429:046:17
9:22
#777
25K
15.53 mi09:57:242:21:029:0522:20
9:11
#752
30K
18.64 mi10:22:402:46:188:5625:16
8:08
#730
35K
21.75 mi10:58:503:22:289:1936:10
11:39
#740
25.2M
25.20 mi11:40:304:04:089:4241:40
12:05
#783
Finish
26.22 mi11:51:034:14:419:4410:33
10:22
#787
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
5K3.11 mi3.11 mi77755697817(Top 42%)581(Top 50%)102(Top 55%)
10K6.21 mi3.10 mi781-4561-5101-4796(Top 41%)567(Top 49%)99(Top 54%)
15K9.32 mi3.11 mi791-10565-4100+1817(Top 42%)581(Top 50%)102(Top 55%)
20K12.43 mi3.11 mi792-1567-2102-2783(Top 40%)564(Top 49%)100(Top 54%)
Half13.10 mi0.67 mi777+15555+1297+5621(Top 32%)459(Top 40%)80(Top 43%)
25K15.53 mi2.43 mi752+25541+1494+3651(Top 33%)469(Top 41%)75(Top 41%)
30K18.64 mi3.11 mi730+22526+1591+3632(Top 32%)450(Top 39%)79(Top 43%)
35K21.75 mi3.11 mi740-10528-290+1820(Top 42%)536(Top 46%)86(Top 46%)
25.2M25.20 mi3.45 mi783-43543-1589+11192(Top 61%)722(Top 63%)121(Top 65%)
Finish26.22 mi1.02 mi787-4547-4891080(Top 55%)668(Top 58%)114(Top 62%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×1
+26ft-31ft

Overall

817

Males

581

M30-34

102

5K→10K

3.1 - 6.2 mi

Top 41%
×2
+38ft-17ft

Overall

796

Males

567

M30-34

99

10K→15K

6.2 - 9.3 mi

Top 42%
×2
+26ft-44ft

Overall

817

Males

581

M30-34

102

15K→20K

9.3 - 12.4 mi

Top 40%
×1
+35ft-22ft

Overall

783

Males

564

M30-34

100

20K→Half

12.4 - 13.1 mi

Top 32%
×1
+7ft-13ft

Overall

621

Males

459

M30-34

80

Half→25K

13.1 - 15.5 mi

Top 33%
×2
+48ft-19ft

Overall

651

Males

469

M30-34

75

25K→30K

15.5 - 18.6 mi

Top 32%
×2
+38ft-52ft

Overall

632

Males

450

M30-34

79

30K→35K

18.6 - 21.8 mi

Top 42%
×2
+39ft-39ft

Overall

820

Males

536

M30-34

86

35K→25.2M

21.8 - 25.2 mi

Top 61%
×3
+57ft-58ft

Overall

1192

Males

722

M30-34

121

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×1
+17ft-12ft

Overall

1080

Males

668

M30-34

114

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
165
Passed By
175
Net Change
-10
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#777
5K → 10K2125-4#777#781
10K → 15K1424-10#781#791
15K → 20K1314-1#791#792
20K → Half150+15#792#777
Half → 25K305+25#777#752
25K → 30K253+22#752#730
30K → 35K3343-10#730#740
35K → 25.2M1356-43#740#783
25.2M → Finish15-4#783#787
TOTALS165175-10
📊

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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