All Results|Race Analytics|Course|Contact
SHAMROCK MARATHON 2025

Ryan McDonald

Bib: 1892•M•Age: 49

Platteville, CO

Masters
Shamrock Marathon logo
0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 1949
Top 37%
Gender (Male)
#0 / 1153
Top 43%
Masters (Masters Men)
#0 / 398
Top 41%
Age Group (M45-49)
Official
#0 / 89
Calculated (M45-49)
#0 / 89
Top 46%
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· 3.11 mi
28:06
Rank: #796
Start → 5K
28:06 | 9:03/mi
10K· 6.21 mi
56:24
Rank: #807 (-11)
5K → 10K
28:18 | 9:07/mi
15K· 9.32 mi
1:25:08
Rank: #836 (-29)
10K → 15K
28:44 | 9:15/mi
20K· 12.43 mi
1:53:55
Rank: #845 (-9)
15K → 20K
28:47 | 9:16/mi
Half· 13.10 mi
2:00:37
Rank: #841 (+4)
20K → Half
6:42 | 10:00/mi
25K· 15.53 mi
2:23:28
Rank: #822 (+19)
Half → 25K
22:51 | 9:23/mi
30K· 18.64 mi
2:49:11
Rank: #796 (+26)
25K → 30K
25:43 | 8:17/mi
35K· 21.75 mi
3:23:53
Rank: #766 (+30)
30K → 35K
34:42 | 11:11/mi
25.2M
3:59:02
Rank: #725 (+41)
35K → 25.2M
35:09 | 10:12/mi
Finish· 26.22 mi
4:08:28
Rank: #717 (+8)
25.2M → Finish
9:26 | 9:16/mi
Is this your race?

Claim it — get your free Race Performance Report

An AI deep-dive into your pacing, rankings, and passing — built from your real splits and emailed to you, free.

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:00:37
Pace9:13 /mi
2nd Half
Distance13.12 mi
Time2:07:51
Pace9:45 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:08:2528:069:0328:06
9:03
-
10K
6.21 mi08:36:4356:249:0528:18
9:07
+0:04
15K
9.32 mi09:05:271:25:089:0928:44
9:15
+0:08
20K
12.43 mi09:34:141:53:559:1028:47
9:16
+0:01
Half
13.10 mi09:40:562:00:379:136:42
10:00
+0:44
25K
15.53 mi10:03:472:23:289:1522:51
9:23
-0:37
30K
18.64 mi10:29:302:49:119:0525:43
8:17
-1:06
35K
21.75 mi11:04:123:23:539:2334:42
11:11
+2:54
25.2M
25.20 mi11:39:213:59:029:3035:09
10:12
-0:59
Finish
26.22 mi11:48:474:08:289:309:26
9:16
-0:56

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

8:17 /mi

Average Pace

9:29 /mi

Slowest Pace

11:11 /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

25:43

10% of race

Time at Steady Pace

2:26:12

59% of race

Time at Slower Pace

1:16:33

31% of race

Average Pace: 9:29 /mi

Loading chart...
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 mi08:08:2528:069:0328:06
9:03
#796
10K
6.21 mi08:36:4356:249:0528:18
9:07
#807
15K
9.32 mi09:05:271:25:089:0928:44
9:15
#836
20K
12.43 mi09:34:141:53:559:1028:47
9:16
#845
Half
13.10 mi09:40:562:00:379:136:42
10:00
#841
25K
15.53 mi10:03:472:23:289:1522:51
9:23
#822
30K
18.64 mi10:29:302:49:119:0525:43
8:17
#796
35K
21.75 mi11:04:123:23:539:2334:42
11:11
#766
25.2M
25.20 mi11:39:213:59:029:3035:09
10:12
#725
Finish
26.22 mi11:48:474:08:289:309:26
9:16
#717
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi79656742889(Top 46%)636(Top 55%)48(Top 54%)
10K6.21 mi3.10 mi807-11576-943-1827(Top 42%)585(Top 51%)42(Top 47%)
15K9.32 mi3.11 mi836-29595-1943889(Top 46%)636(Top 55%)48(Top 54%)
20K12.43 mi3.11 mi845-9602-745-2862(Top 44%)616(Top 53%)46(Top 52%)
Half13.10 mi0.67 mi841+4600+244+1868(Top 45%)617(Top 54%)48(Top 54%)
25K15.53 mi2.43 mi822+19591+943+1729(Top 37%)525(Top 46%)38(Top 43%)
30K18.64 mi3.11 mi796+26570+2142+1688(Top 35%)489(Top 42%)43(Top 48%)
35K21.75 mi3.11 mi766+30543+2744-2695(Top 36%)464(Top 40%)43(Top 48%)
25.2M25.20 mi3.45 mi725+41508+3540+4679(Top 35%)437(Top 38%)43(Top 48%)
Finish26.22 mi1.02 mi717+8499+941-1669(Top 34%)427(Top 37%)39(Top 44%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×1story
+26ft-31ft

Overall

889

Males

636

M45-49

48

5K→10K

3.1 - 6.2 mi

Top 42%
×2stories
+38ft-17ft

Overall

827

Males

585

M45-49

42

10K→15K

6.2 - 9.3 mi

Top 46%
×2stories
+26ft-44ft

Overall

889

Males

636

M45-49

48

15K→20K

9.3 - 12.4 mi

Top 44%
×1story
+35ft-22ft

Overall

862

Males

616

M45-49

46

20K→Half

12.4 - 13.1 mi

Top 45%
×1human
+7ft-13ft

Overall

868

Males

617

M45-49

48

Half→25K

13.1 - 15.5 mi

Top 37%
×2stories
+48ft-19ft

Overall

729

Males

525

M45-49

38

25K→30K

15.5 - 18.6 mi

Top 35%
×2stories
+38ft-52ft

Overall

688

Males

489

M45-49

43

30K→35K

18.6 - 21.8 mi

Top 36%
×2humans
+39ft-39ft

Overall

695

Males

464

M45-49

43

35K→25.2M

21.8 - 25.2 mi

Top 35%
×3stories
+57ft-58ft

Overall

679

Males

437

M45-49

43

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×1human
+17ft-12ft

Overall

669

Males

427

M45-49

39

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
214
Passed By
135
Net Change
+79
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#796
5K → 10K2334-11#796#807
10K → 15K1140-29#807#836
15K → 20K1423-9#836#845
20K → Half84+4#845#841
Half → 25K3011+19#841#822
25K → 30K282+26#822#796
30K → 35K4313+30#796#766
35K → 25.2M454+41#766#725
25.2M → Finish124+8#725#717
TOTALS214135+79
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

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
Loading certificate...

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
Share Feedback

Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management