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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Michael Reilly

Bib: 449 •M •Age: 36

Norwalk, CT

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Top 13%
Gender (Male)
#0 / 1153
Top 17%
Age Group (M35-39)
Official
#0 / 178
Calculated (M35-39)
#0 / 178
Top 18%
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
24:20
3.11 mi
Rank: #287
Start → 5K
24:20 | 7:50/mi
10K
49:01
6.21 mi
Rank: #298 (-11)
5K → 10K
24:41 | 7:57/mi
15K
1:13:29
9.32 mi
Rank: #295 (+3)
10K → 15K
24:28 | 7:53/mi
20K
1:38:00
12.43 mi
Rank: #294 (+1)
15K → 20K
24:31 | 7:54/mi
Half
1:43:45
13.10 mi
Rank: #297 (-3)
20K → Half
5:45 | 8:35/mi
25K
2:03:21
15.53 mi
Rank: #295 (+2)
Half → 25K
19:36 | 8:03/mi
30K
2:25:12
18.64 mi
Rank: #291 (+4)
25K → 30K
21:51 | 7:02/mi
35K
2:52:50
21.75 mi
Rank: #257 (+34)
30K → 35K
27:38 | 8:54/mi
25.2M
3:21:36
25.20 mi
Rank: #247 (+10)
35K → 25.2M
28:46 | 8:21/mi
Finish
3:29:44
26.22 mi
Rank: #253 (-6)
25.2M → Finish
8:08 | 7:59/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time1:43:45
Pace7:56 /mi
2nd Half
Distance13.12 mi
Time1:45:59
Pace8:05 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:54:4024:207:5024:20
7:50
-
10K
6.21 mi08:19:2149:017:5424:41
7:57
+0:07
15K
9.32 mi08:43:491:13:297:5424:28
7:53
-0:04
20K
12.43 mi09:08:201:38:007:5424:31
7:54
+0:01
Half
13.10 mi09:14:051:43:457:565:45
8:35
+0:41
25K
15.53 mi09:33:412:03:217:5719:36
8:03
-0:32
30K
18.64 mi09:55:322:25:127:4821:51
7:02
-1:01
35K
21.75 mi10:23:102:52:507:5727:38
8:54
+1:52
25.2M
25.20 mi10:51:563:21:368:0128:46
8:21
-0:33
Finish
26.22 mi11:00:043:29:448:018:08
7:59
-0:22

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

7:02 /mi

Average Pace

8:00 /mi

Slowest Pace

8:54 /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

21:51

10% of race

Time at Steady Pace

2:05:44

60% of race

Time at Slower Pace

1:02:09

30% of race

Average Pace: 8:00 /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 mi07:54:4024:207:5024:20
7:50
#287
10K
6.21 mi08:19:2149:017:5424:41
7:57
#298
15K
9.32 mi08:43:491:13:297:5424:28
7:53
#295
20K
12.43 mi09:08:201:38:007:5424:31
7:54
#294
Half
13.10 mi09:14:051:43:457:565:45
8:35
#297
25K
15.53 mi09:33:412:03:217:5719:36
8:03
#295
30K
18.64 mi09:55:322:25:127:4821:51
7:02
#291
35K
21.75 mi10:23:102:52:507:5727:38
8:54
#257
25.2M
25.20 mi10:51:563:21:368:0128:46
8:21
#247
Finish
26.22 mi11:00:043:29:448:018:08
7:59
#253
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
5K3.11 mi3.11 mi28722340296(Top 15%)229(Top 20%)40(Top 22%)
10K6.21 mi3.10 mi298-11231-841-1310(Top 16%)242(Top 21%)43(Top 24%)
15K9.32 mi3.11 mi295+3230+141296(Top 15%)229(Top 20%)40(Top 22%)
20K12.43 mi3.11 mi294+1227+340+1305(Top 16%)238(Top 21%)40(Top 22%)
Half13.10 mi0.67 mi297-3229-240356(Top 18%)275(Top 24%)45(Top 25%)
25K15.53 mi2.43 mi295+222940269(Top 14%)205(Top 18%)34(Top 19%)
30K18.64 mi3.11 mi291+4226+340247(Top 13%)188(Top 16%)31(Top 17%)
35K21.75 mi3.11 mi257+34196+3034+6209(Top 11%)155(Top 13%)26(Top 15%)
25.2M25.20 mi3.45 mi247+10186+1031+3227(Top 12%)162(Top 14%)27(Top 15%)
Finish26.22 mi1.02 mi253-6191-532-1280(Top 14%)203(Top 18%)32(Top 18%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×1
+26ft-31ft

Overall

296

Males

229

M35-39

40

5K→10K

3.1 - 6.2 mi

Top 16%
×2
+38ft-17ft

Overall

310

Males

242

M35-39

43

10K→15K

6.2 - 9.3 mi

Top 15%
×2
+26ft-44ft

Overall

296

Males

229

M35-39

40

15K→20K

9.3 - 12.4 mi

Top 16%
×1
+35ft-22ft

Overall

305

Males

238

M35-39

40

20K→Half

12.4 - 13.1 mi

Top 18%
×1
+7ft-13ft

Overall

356

Males

275

M35-39

45

Half→25K

13.1 - 15.5 mi

Top 14%
×2
+48ft-19ft

Overall

269

Males

205

M35-39

34

25K→30K

15.5 - 18.6 mi

Top 13%
×2
+38ft-52ft

Overall

247

Males

188

M35-39

31

30K→35K

18.6 - 21.8 mi

Top 11%
×2
+39ft-39ft

Overall

209

Males

155

M35-39

26

35K→25.2M

21.8 - 25.2 mi

Top 12%
×3
+57ft-58ft

Overall

227

Males

162

M35-39

27

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×1
+17ft-12ft

Overall

280

Males

203

M35-39

32

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
86
Passed By
52
Net Change
+34
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#287
5K → 10K718-11#287#298
10K → 15K74+3#298#295
15K → 20K43+1#295#294
20K → Half25-3#294#297
Half → 25K53+2#297#295
25K → 30K84+4#295#291
30K → 35K351+34#291#257
35K → 25.2M177+10#257#247
25.2M → Finish17-6#247#253
TOTALS8652+34
📊

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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