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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Chad Satterla

Bib: 734 •M •Age: 30

Virginia Bch, VA

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Top 30%
Gender (Male)
#0 / 1153
Top 35%
Age Group (M30-34)
#0 / 185
Top 36%
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
27:25
3.11 mi
Rank: #700
Start → 5K
27:25 | 8:50/mi
10K
53:52
6.21 mi
Rank: #611 (+89)
5K → 10K
26:27 | 8:31/mi
15K
1:19:45
9.32 mi
Rank: #538 (+73)
10K → 15K
25:53 | 8:20/mi
20K
1:45:46
12.43 mi
Rank: #509 (+29)
15K → 20K
26:01 | 8:23/mi
Half
1:51:51
13.10 mi
Rank: #506 (+3)
20K → Half
6:05 | 9:04/mi
25K
2:12:37
15.53 mi
Rank: #487 (+19)
Half → 25K
20:46 | 8:32/mi
30K
2:36:50
18.64 mi
Rank: #481 (+6)
25K → 30K
24:13 | 7:48/mi
35K
3:09:43
21.75 mi
Rank: #494 (-13)
30K → 35K
32:53 | 10:36/mi
25.2M
3:47:36
25.20 mi
Rank: #566 (-72)
35K → 25.2M
37:53 | 10:59/mi
Finish
3:57:44
26.22 mi
Rank: #582 (-16)
25.2M → Finish
10:08 | 9:57/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time1:51:51
Pace8:33 /mi
2nd Half
Distance13.12 mi
Time2:05:53
Pace9:36 /mi
📊Positive Split: 12.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:59:5327:258:5027:25
8:50
-
10K
6.21 mi08:26:2053:528:4126:27
8:31
-0:19
15K
9.32 mi08:52:131:19:458:3425:53
8:20
-0:11
20K
12.43 mi09:18:141:45:468:3126:01
8:23
+0:03
Half
13.10 mi09:24:191:51:518:336:05
9:04
+0:41
25K
15.53 mi09:45:052:12:378:3320:46
8:32
-0:32
30K
18.64 mi10:09:182:36:508:2524:13
7:48
-0:44
35K
21.75 mi10:42:113:09:438:4432:53
10:36
+2:48
25.2M
25.20 mi11:20:043:47:369:0237:53
10:59
+0:23
Finish
26.22 mi11:30:123:57:449:0510:08
9:57
-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

7:48 /mi

Average Pace

9:04 /mi

Slowest Pace

10:59 /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

24:13

10% of race

Time at Steady Pace

2:12:37

56% of race

Time at Slower Pace

1:20:54

34% of race

Average Pace: 9:04 /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 mi07:59:5327:258:5027:25
8:50
#700
10K
6.21 mi08:26:2053:528:4126:27
8:31
#611
15K
9.32 mi08:52:131:19:458:3425:53
8:20
#538
20K
12.43 mi09:18:141:45:468:3126:01
8:23
#509
Half
13.10 mi09:24:191:51:518:336:05
9:04
#506
25K
15.53 mi09:45:052:12:378:3320:46
8:32
#487
30K
18.64 mi10:09:182:36:508:2524:13
7:48
#481
35K
21.75 mi10:42:113:09:438:4432:53
10:36
#494
25.2M
25.20 mi11:20:043:47:369:0237:53
10:59
#566
Finish
26.22 mi11:30:123:57:449:0510:08
9:57
#582
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
5K3.11 mi3.11 mi70050682447(Top 23%)343(Top 30%)59(Top 32%)
10K6.21 mi3.10 mi611+89449+5773+9522(Top 27%)393(Top 34%)70(Top 38%)
15K9.32 mi3.11 mi538+73403+4668+5447(Top 23%)343(Top 30%)59(Top 32%)
20K12.43 mi3.11 mi509+29384+1965+3469(Top 24%)355(Top 31%)60(Top 32%)
Half13.10 mi0.67 mi506+3381+364+1504(Top 26%)380(Top 33%)62(Top 34%)
25K15.53 mi2.43 mi487+19369+1263+1406(Top 21%)308(Top 27%)52(Top 28%)
30K18.64 mi3.11 mi481+6362+760+3489(Top 25%)360(Top 31%)58(Top 31%)
35K21.75 mi3.11 mi494-13366-460573(Top 29%)399(Top 35%)65(Top 35%)
25.2M25.20 mi3.45 mi566-72400-3464-4895(Top 46%)557(Top 48%)94(Top 51%)
Finish26.22 mi1.02 mi582-16408-867-3941(Top 48%)589(Top 51%)100(Top 54%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×1
+26ft-31ft

Overall

447

Males

343

M30-34

59

5K→10K

3.1 - 6.2 mi

Top 27%
×2
+38ft-17ft

Overall

522

Males

393

M30-34

70

10K→15K

6.2 - 9.3 mi

Top 23%
×2
+26ft-44ft

Overall

447

Males

343

M30-34

59

15K→20K

9.3 - 12.4 mi

Top 24%
×1
+35ft-22ft

Overall

469

Males

355

M30-34

60

20K→Half

12.4 - 13.1 mi

Top 26%
×1
+7ft-13ft

Overall

504

Males

380

M30-34

62

Half→25K

13.1 - 15.5 mi

Top 21%
×2
+48ft-19ft

Overall

406

Males

308

M30-34

52

25K→30K

15.5 - 18.6 mi

Top 25%
×2
+38ft-52ft

Overall

489

Males

360

M30-34

58

30K→35K

18.6 - 21.8 mi

Top 29%
×2
+39ft-39ft

Overall

573

Males

399

M30-34

65

35K→25.2M

21.8 - 25.2 mi

Top 46%
×3
+57ft-58ft

Overall

895

Males

557

M30-34

94

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×1
+17ft-12ft

Overall

941

Males

589

M30-34

100

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
260
Passed By
142
Net Change
+118
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#700
5K → 10K912+89#700#611
10K → 15K730+73#611#538
15K → 20K301+29#538#509
20K → Half52+3#509#506
Half → 25K212+19#506#487
25K → 30K159+6#487#481
30K → 35K1932-13#481#494
35K → 25.2M476-72#494#566
25.2M → Finish218-16#566#582
TOTALS260142+118
📊

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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