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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Sean DeFeo

Bib: 2776 •M •Age: 43

Corolla, NC

Shamrock Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 1949
Gender (Male)
#0 / 1153
Masters (Masters Men)
#0 / 398
Age Group (M40-44)
Official
#0 / 120
Calculated (M40-44)
#0 / 120
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
43:58
3.11 mi
Rank: #1922
Start → 5K
43:58 | 14:10/mi
10K
1:32:24
6.21 mi
Rank: #1935 (-13)
5K → 10K
48:26 | 15:36/mi
15K
2:16:40
9.32 mi
Rank: #1929 (+6)
10K → 15K
44:16 | 14:15/mi
20K
3:02:49
12.43 mi
Rank: #1928 (+1)
15K → 20K
46:09 | 14:52/mi
Half
3:13:20
13.10 mi
Rank: #1918 (+10)
20K → Half
10:31 | 15:41/mi
25K
3:50:46
15.53 mi
Rank: #1924 (-6)
Half → 25K
37:26 | 15:23/mi
30K
4:32:36
18.64 mi
Rank: #1923 (+1)
25K → 30K
41:50 | 13:28/mi
35K
5:27:32
21.75 mi
Rank: #1916 (+7)
30K → 35K
54:56 | 17:41/mi
25.2M
6:23:27
25.20 mi
Rank: #1912 (+4)
35K → 25.2M
55:55 | 16:12/mi
Finish
6:38:47
26.22 mi
Rank: #1911 (+1)
25.2M → Finish
15:20 | 15:03/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time3:13:20
Pace14:46 /mi
2nd Half
Distance13.12 mi
Time3:25:27
Pace15:40 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:32:1243:5814:1043:58
14:10
-
10K
6.21 mi09:20:381:32:2414:5348:26
15:36
+1:26
15K
9.32 mi10:04:542:16:4014:4044:16
14:15
-1:21
20K
12.43 mi10:51:033:02:4914:4346:09
14:52
+0:37
Half
13.10 mi11:01:343:13:2014:4610:31
15:41
+0:49
25K
15.53 mi11:39:003:50:4614:5237:26
15:23
-0:18
30K
18.64 mi12:20:504:32:3614:3841:50
13:28
-1:55
35K
21.75 mi13:15:465:27:3215:0454:56
17:41
+4:13
25.2M
25.20 mi14:11:416:23:2715:1355:55
16:12
-1:29
Finish
26.22 mi14:27:016:38:4715:1415:20
15:03
-1:09

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

13:28 /mi

Average Pace

15:13 /mi

Slowest Pace

17:41 /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

2:10:04

33% of race

Time at Steady Pace

2:37:52

40% of race

Time at Slower Pace

1:50:51

28% of race

Average Pace: 15:13 /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 mi08:32:1243:5814:1043:58
14:10
#1922
10K
6.21 mi09:20:381:32:2414:5348:26
15:36
#1935
15K
9.32 mi10:04:542:16:4014:4044:16
14:15
#1929
20K
12.43 mi10:51:033:02:4914:4346:09
14:52
#1928
Half
13.10 mi11:01:343:13:2014:4610:31
15:41
#1918
25K
15.53 mi11:39:003:50:4614:5237:26
15:23
#1924
30K
18.64 mi12:20:504:32:3614:3841:50
13:28
#1923
35K
21.75 mi13:15:465:27:3215:0454:56
17:41
#1916
25.2M
25.20 mi14:11:416:23:2715:1355:55
16:12
#1912
Finish
26.22 mi14:27:016:38:4715:1415:20
15:03
#1911
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi192211411171908(Top 98%)1137(Top 99%)116(Top 97%)
10K6.21 mi3.10 mi1935-131146-51171942(Top 100%)1150(Top 100%)120(Top 100%)
15K9.32 mi3.11 mi1929+61144+21171908(Top 98%)1137(Top 99%)116(Top 97%)
20K12.43 mi3.11 mi1928+11143+11171910(Top 98%)1135(Top 98%)116(Top 97%)
Half13.10 mi0.67 mi1918+101136+7116+11888(Top 97%)1121(Top 97%)114(Top 95%)
25K15.53 mi2.43 mi1924-61142-6117-11871(Top 96%)1112(Top 96%)111(Top 93%)
30K18.64 mi3.11 mi1923+11141+11171810(Top 93%)1087(Top 94%)109(Top 91%)
35K21.75 mi3.11 mi1916+71139+2116+11805(Top 93%)1077(Top 93%)108(Top 90%)
25.2M25.20 mi3.45 mi1912+41138+1115+11835(Top 94%)1087(Top 94%)112(Top 93%)
Finish26.22 mi1.02 mi1911+11137+11151861(Top 95%)1102(Top 96%)112(Top 93%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×1
+26ft-31ft

Overall

1908

Males

1137

M40-44

116

5K→10K

3.1 - 6.2 mi

Top 100%
×2
+38ft-17ft

Overall

1942

Males

1150

M40-44

120

10K→15K

6.2 - 9.3 mi

Top 98%
×2
+26ft-44ft

Overall

1908

Males

1137

M40-44

116

15K→20K

9.3 - 12.4 mi

Top 98%
×1
+35ft-22ft

Overall

1910

Males

1135

M40-44

116

20K→Half

12.4 - 13.1 mi

Top 97%
×1
+7ft-13ft

Overall

1888

Males

1121

M40-44

114

Half→25K

13.1 - 15.5 mi

Top 96%
×2
+48ft-19ft

Overall

1871

Males

1112

M40-44

111

25K→30K

15.5 - 18.6 mi

Top 93%
×2
+38ft-52ft

Overall

1810

Males

1087

M40-44

109

30K→35K

18.6 - 21.8 mi

Top 93%
×2
+39ft-39ft

Overall

1805

Males

1077

M40-44

108

35K→25.2M

21.8 - 25.2 mi

Top 94%
×3
+57ft-58ft

Overall

1835

Males

1087

M40-44

112

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×1
+17ft-12ft

Overall

1861

Males

1102

M40-44

112

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
39
Passed By
28
Net Change
+11
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1922
5K → 10K215-13#1922#1935
10K → 15K60+6#1935#1929
15K → 20K10+1#1929#1928
20K → Half100+10#1928#1918
Half → 25K28-6#1918#1924
25K → 30K10+1#1924#1923
30K → 35K81+7#1923#1916
35K → 25.2M73+4#1916#1912
25.2M → Finish21+1#1912#1911
TOTALS3928+11
📊

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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