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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Tristan Kuhn

Bib: 766 •M •Age: 29

Chesapeake, VA

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Top 19%
Gender (Male)
#0 / 1153
Top 24%
Age Group (M25-29)
#0 / 240
Top 26%
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
25:34
3.11 mi
Rank: #426
Start → 5K
25:34 | 8:14/mi
10K
51:11
6.21 mi
Rank: #423 (+3)
5K → 10K
25:37 | 8:15/mi
15K
1:17:13
9.32 mi
Rank: #435 (-12)
10K → 15K
26:02 | 8:23/mi
20K
1:42:55
12.43 mi
Rank: #430 (+5)
15K → 20K
25:42 | 8:17/mi
Half
1:48:45
13.10 mi
Rank: #421 (+9)
20K → Half
5:50 | 8:42/mi
25K
2:09:22
15.53 mi
Rank: #406 (+15)
Half → 25K
20:37 | 8:28/mi
30K
2:32:42
18.64 mi
Rank: #402 (+4)
25K → 30K
23:20 | 7:31/mi
35K
3:03:33
21.75 mi
Rank: #393 (+9)
30K → 35K
30:51 | 9:56/mi
25.2M
3:34:43
25.20 mi
Rank: #386 (+7)
35K → 25.2M
31:10 | 9:02/mi
Finish
3:42:38
26.22 mi
Rank: #380 (+6)
25.2M → Finish
7:55 | 7:47/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time1:48:45
Pace8:19 /mi
2nd Half
Distance13.12 mi
Time1:53:54
Pace8:41 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:59:4425:348:1425:34
8:14
-
10K
6.21 mi08:25:2151:118:1525:37
8:15
+0:01
15K
9.32 mi08:51:231:17:138:1826:02
8:23
+0:08
20K
12.43 mi09:17:051:42:558:1725:42
8:17
-0:06
Half
13.10 mi09:22:551:48:458:195:50
8:42
+0:25
25K
15.53 mi09:43:322:09:228:2020:37
8:28
-0:14
30K
18.64 mi10:06:522:32:428:1223:20
7:31
-0:57
35K
21.75 mi10:37:433:03:338:2730:51
9:56
+2:25
25.2M
25.20 mi11:08:533:34:438:3231:10
9:02
-0:54
Finish
26.22 mi11:16:483:42:388:307:55
7:47
-1:15

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

7:31 /mi

Average Pace

8:30 /mi

Slowest Pace

9:56 /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

31:15

14% of race

Time at Steady Pace

2:09:22

58% of race

Time at Slower Pace

1:02:01

28% of race

Average Pace: 8:29 /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 mi07:59:4425:348:1425:34
8:14
#426
10K
6.21 mi08:25:2151:118:1525:37
8:15
#423
15K
9.32 mi08:51:231:17:138:1826:02
8:23
#435
20K
12.43 mi09:17:051:42:558:1725:42
8:17
#430
Half
13.10 mi09:22:551:48:458:195:50
8:42
#421
25K
15.53 mi09:43:322:09:228:2020:37
8:28
#406
30K
18.64 mi10:06:522:32:428:1223:20
7:31
#402
35K
21.75 mi10:37:433:03:338:2730:51
9:56
#393
25.2M
25.20 mi11:08:533:34:438:3231:10
9:02
#386
Finish
26.22 mi11:16:483:42:388:307:55
7:47
#380
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
5K3.11 mi3.11 mi42632167465(Top 24%)356(Top 31%)77(Top 32%)
10K6.21 mi3.10 mi423+3322-166+1428(Top 22%)330(Top 29%)71(Top 30%)
15K9.32 mi3.11 mi435-12335-1371-5465(Top 24%)356(Top 31%)77(Top 32%)
20K12.43 mi3.11 mi430+5333+270+1432(Top 22%)330(Top 29%)72(Top 30%)
Half13.10 mi0.67 mi421+9325+869+1385(Top 20%)298(Top 26%)63(Top 26%)
25K15.53 mi2.43 mi406+15315+1069384(Top 20%)292(Top 25%)62(Top 26%)
30K18.64 mi3.11 mi402+4308+763+6379(Top 19%)283(Top 25%)62(Top 26%)
35K21.75 mi3.11 mi393+9297+1161+2412(Top 21%)291(Top 25%)66(Top 28%)
25.2M25.20 mi3.45 mi386+7288+963-2378(Top 19%)260(Top 23%)62(Top 26%)
Finish26.22 mi1.02 mi380+6282+662+1236(Top 12%)174(Top 15%)46(Top 19%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×1
+26ft-31ft

Overall

465

Males

356

M25-29

77

5K→10K

3.1 - 6.2 mi

Top 22%
×2
+38ft-17ft

Overall

428

Males

330

M25-29

71

10K→15K

6.2 - 9.3 mi

Top 24%
×2
+26ft-44ft

Overall

465

Males

356

M25-29

77

15K→20K

9.3 - 12.4 mi

Top 22%
×1
+35ft-22ft

Overall

432

Males

330

M25-29

72

20K→Half

12.4 - 13.1 mi

Top 20%
×1
+7ft-13ft

Overall

385

Males

298

M25-29

63

Half→25K

13.1 - 15.5 mi

Top 20%
×2
+48ft-19ft

Overall

384

Males

292

M25-29

62

25K→30K

15.5 - 18.6 mi

Top 19%
×2
+38ft-52ft

Overall

379

Males

283

M25-29

62

30K→35K

18.6 - 21.8 mi

Top 21%
×2
+39ft-39ft

Overall

412

Males

291

M25-29

66

35K→25.2M

21.8 - 25.2 mi

Top 19%
×3
+57ft-58ft

Overall

378

Males

260

M25-29

62

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×1
+17ft-12ft

Overall

236

Males

174

M25-29

46

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
115
Passed By
69
Net Change
+46
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#426
5K → 10K129+3#426#423
10K → 15K820-12#423#435
15K → 20K127+5#435#430
20K → Half101+9#430#421
Half → 25K216+15#421#406
25K → 30K139+4#406#402
30K → 35K156+9#402#393
35K → 25.2M1710+7#393#386
25.2M → Finish71+6#386#380
TOTALS11569+46
📊

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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