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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Philip Thompson

Bib: 2102 •M •Age: 47

Lehi, UT

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 (M45-49)
Official
#0 / 89
Calculated (M45-49)
#0 / 89
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
33:12
3.11 mi
Rank: #1443
Start → 5K
33:12 | 10:42/mi
10K
1:05:40
6.21 mi
Rank: #1380 (+63)
5K → 10K
32:28 | 10:28/mi
15K
1:39:07
9.32 mi
Rank: #1396 (-16)
10K → 15K
33:27 | 10:46/mi
20K
2:12:55
12.43 mi
Rank: #1388 (+8)
15K → 20K
33:48 | 10:53/mi
Half
2:20:34
13.10 mi
Rank: #1380 (+8)
20K → Half
7:39 | 11:24/mi
25K
2:47:57
15.53 mi
Rank: #1362 (+18)
Half → 25K
27:23 | 11:15/mi
30K
3:20:11
18.64 mi
Rank: #1355 (+7)
25K → 30K
32:14 | 10:23/mi
35K
4:03:07
21.75 mi
Rank: #1344 (+11)
30K → 35K
42:56 | 13:50/mi
25.2M
4:46:55
25.20 mi
Rank: #1367 (-23)
35K → 25.2M
43:48 | 12:42/mi
Finish
4:58:48
26.22 mi
Rank: #1379 (-12)
25.2M → Finish
11:53 | 11:40/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:20:34
Pace10:44 /mi
2nd Half
Distance13.12 mi
Time2:38:15
Pace12:04 /mi
📊Positive Split: 12.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:16:0733:1210:4233:12
10:42
-
10K
6.21 mi08:48:351:05:4010:3532:28
10:28
-0:14
15K
9.32 mi09:22:021:39:0710:3933:27
10:46
+0:18
20K
12.43 mi09:55:502:12:5510:4233:48
10:53
+0:07
Half
13.10 mi10:03:292:20:3410:447:39
11:24
+0:31
25K
15.53 mi10:30:522:47:5710:4927:23
11:15
-0:09
30K
18.64 mi11:03:063:20:1110:4532:14
10:23
-0:52
35K
21.75 mi11:46:024:03:0711:1142:56
13:50
+3:27
25.2M
25.20 mi12:29:504:46:5511:2443:48
12:42
-1:08
Finish
26.22 mi12:41:434:58:4811:2511:53
11:40
-1:02

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

10:23 /mi

Average Pace

11:24 /mi

Slowest Pace

13:50 /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

1:37:54

33% of race

Time at Steady Pace

1:54:10

38% of race

Time at Slower Pace

1:26:44

29% of race

Average Pace: 11:24 /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 mi08:16:0733:1210:4233:12
10:42
#1443
10K
6.21 mi08:48:351:05:4010:3532:28
10:28
#1380
15K
9.32 mi09:22:021:39:0710:3933:27
10:46
#1396
20K
12.43 mi09:55:502:12:5510:4233:48
10:53
#1388
Half
13.10 mi10:03:292:20:3410:447:39
11:24
#1380
25K
15.53 mi10:30:522:47:5710:4927:23
11:15
#1362
30K
18.64 mi11:03:063:20:1110:4532:14
10:23
#1355
35K
21.75 mi11:46:024:03:0711:1142:56
13:50
#1344
25.2M
25.20 mi12:29:504:46:5511:2443:48
12:42
#1367
Finish
26.22 mi12:41:434:58:4811:2511:53
11:40
#1379
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 mi1443927731403(Top 72%)915(Top 79%)72(Top 81%)
10K6.21 mi3.10 mi1380+63900+2772+11334(Top 68%)880(Top 76%)66(Top 74%)
15K9.32 mi3.11 mi1396-16912-12721403(Top 72%)915(Top 79%)72(Top 81%)
20K12.43 mi3.11 mi1388+8905+7721410(Top 72%)908(Top 79%)73(Top 82%)
Half13.10 mi0.67 mi1380+8900+5721335(Top 68%)870(Top 75%)70(Top 79%)
25K15.53 mi2.43 mi1362+18883+17721304(Top 67%)840(Top 73%)68(Top 76%)
30K18.64 mi3.11 mi1355+7878+570+21361(Top 70%)849(Top 74%)69(Top 78%)
35K21.75 mi3.11 mi1344+11861+1768+21297(Top 67%)801(Top 69%)63(Top 71%)
25.2M25.20 mi3.45 mi1367-23864-367+11339(Top 69%)808(Top 70%)67(Top 75%)
Finish26.22 mi1.02 mi1379-12870-669-21459(Top 75%)878(Top 76%)70(Top 79%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×1
+26ft-31ft

Overall

1403

Males

915

M45-49

72

5K→10K

3.1 - 6.2 mi

Top 68%
×2
+38ft-17ft

Overall

1334

Males

880

M45-49

66

10K→15K

6.2 - 9.3 mi

Top 72%
×2
+26ft-44ft

Overall

1403

Males

915

M45-49

72

15K→20K

9.3 - 12.4 mi

Top 72%
×1
+35ft-22ft

Overall

1410

Males

908

M45-49

73

20K→Half

12.4 - 13.1 mi

Top 68%
×1
+7ft-13ft

Overall

1335

Males

870

M45-49

70

Half→25K

13.1 - 15.5 mi

Top 67%
×2
+48ft-19ft

Overall

1304

Males

840

M45-49

68

25K→30K

15.5 - 18.6 mi

Top 70%
×2
+38ft-52ft

Overall

1361

Males

849

M45-49

69

30K→35K

18.6 - 21.8 mi

Top 67%
×2
+39ft-39ft

Overall

1297

Males

801

M45-49

63

35K→25.2M

21.8 - 25.2 mi

Top 69%
×3
+57ft-58ft

Overall

1339

Males

808

M45-49

67

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×1
+17ft-12ft

Overall

1459

Males

878

M45-49

70

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
217
Passed By
153
Net Change
+64
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1443
5K → 10K7310+63#1443#1380
10K → 15K1632-16#1380#1396
15K → 20K179+8#1396#1388
20K → Half113+8#1388#1380
Half → 25K3214+18#1380#1362
25K → 30K1811+7#1362#1355
30K → 35K3726+11#1355#1344
35K → 25.2M1134-23#1344#1367
25.2M → Finish214-12#1367#1379
TOTALS217153+64
📊

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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