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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Mitchell Hofstede

Bib: 2225 •M •Age: 34

Palmyra, VA

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Gender (Male)
#0 / 1153
Age Group (M30-34)
#0 / 185
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
37:06
3.11 mi
Rank: #1774
Start → 5K
37:06 | 11:57/mi
10K
1:14:56
6.21 mi
Rank: #1759 (+15)
5K → 10K
37:50 | 12:11/mi
15K
1:51:42
9.32 mi
Rank: #1741 (+18)
10K → 15K
36:46 | 11:51/mi
20K
2:26:27
12.43 mi
Rank: #1676 (+65)
15K → 20K
34:45 | 11:12/mi
Half
2:34:21
13.10 mi
Rank: #1662 (+14)
20K → Half
7:54 | 11:47/mi
25K
3:03:41
15.53 mi
Rank: #1646 (+16)
Half → 25K
29:20 | 12:03/mi
30K
3:36:58
18.64 mi
Rank: #1601 (+45)
25K → 30K
33:17 | 10:43/mi
35K
4:21:34
21.75 mi
Rank: #1567 (+34)
30K → 35K
44:36 | 14:22/mi
25.2M
5:06:22
25.20 mi
Rank: #1553 (+14)
35K → 25.2M
44:48 | 12:59/mi
Finish
5:18:07
26.22 mi
Rank: #1543 (+10)
25.2M → Finish
11:45 | 11:32/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:34:21
Pace11:48 /mi
2nd Half
Distance13.12 mi
Time2:43:46
Pace12:29 /mi
📊Positive Split: 6.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:21:2437:0611:5737:06
11:57
-
10K
6.21 mi08:59:141:14:5612:0437:50
12:11
+0:14
15K
9.32 mi09:36:001:51:4212:0036:46
11:51
-0:20
20K
12.43 mi10:10:452:26:2711:4834:45
11:12
-0:39
Half
13.10 mi10:18:392:34:2111:487:54
11:47
+0:35
25K
15.53 mi10:47:593:03:4111:5029:20
12:03
+0:16
30K
18.64 mi11:21:163:36:5811:3933:17
10:43
-1:20
35K
21.75 mi12:05:524:21:3412:0244:36
14:22
+3:39
25.2M
25.20 mi12:50:405:06:2212:1044:48
12:59
-1:23
Finish
26.22 mi13:02:255:18:0712:0911:45
11:32
-1:27

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

10:43 /mi

Average Pace

12:09 /mi

Slowest Pace

14:22 /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

1:08:02

21% of race

Time at Steady Pace

2:40:41

51% of race

Time at Slower Pace

1:29:24

28% of race

Average Pace: 12:08 /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 mi08:21:2437:0611:5737:06
11:57
#1774
10K
6.21 mi08:59:141:14:5612:0437:50
12:11
#1759
15K
9.32 mi09:36:001:51:4212:0036:46
11:51
#1741
20K
12.43 mi10:10:452:26:2711:4834:45
11:12
#1676
Half
13.10 mi10:18:392:34:2111:487:54
11:47
#1662
25K
15.53 mi10:47:593:03:4111:5029:20
12:03
#1646
30K
18.64 mi11:21:163:36:5811:3933:17
10:43
#1601
35K
21.75 mi12:05:524:21:3412:0244:36
14:22
#1567
25.2M
25.20 mi12:50:405:06:2212:1044:48
12:59
#1553
Finish
26.22 mi13:02:255:18:0712:0911:45
11:32
#1543
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 mi177410901791671(Top 86%)1051(Top 91%)174(Top 94%)
10K6.21 mi3.10 mi1759+151086+41791753(Top 90%)1084(Top 94%)177(Top 96%)
15K9.32 mi3.11 mi1741+181081+51791671(Top 86%)1051(Top 91%)174(Top 94%)
20K12.43 mi3.11 mi1676+651048+33174+51483(Top 76%)950(Top 82%)156(Top 84%)
Half13.10 mi0.67 mi1662+141039+9170+41439(Top 74%)917(Top 80%)154(Top 83%)
25K15.53 mi2.43 mi1646+161029+101701495(Top 77%)937(Top 81%)153(Top 83%)
30K18.64 mi3.11 mi1601+451005+241701435(Top 74%)887(Top 77%)146(Top 79%)
35K21.75 mi3.11 mi1567+34982+23163+71394(Top 72%)852(Top 74%)137(Top 74%)
25.2M25.20 mi3.45 mi1553+14967+15159+41408(Top 72%)854(Top 74%)143(Top 77%)
Finish26.22 mi1.02 mi1543+10963+41591419(Top 73%)853(Top 74%)140(Top 76%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×1
+26ft-31ft

Overall

1671

Males

1051

M30-34

174

5K→10K

3.1 - 6.2 mi

Top 90%
×2
+38ft-17ft

Overall

1753

Males

1084

M30-34

177

10K→15K

6.2 - 9.3 mi

Top 86%
×2
+26ft-44ft

Overall

1671

Males

1051

M30-34

174

15K→20K

9.3 - 12.4 mi

Top 76%
×1
+35ft-22ft

Overall

1483

Males

950

M30-34

156

20K→Half

12.4 - 13.1 mi

Top 74%
×1
+7ft-13ft

Overall

1439

Males

917

M30-34

154

Half→25K

13.1 - 15.5 mi

Top 77%
×2
+48ft-19ft

Overall

1495

Males

937

M30-34

153

25K→30K

15.5 - 18.6 mi

Top 74%
×2
+38ft-52ft

Overall

1435

Males

887

M30-34

146

30K→35K

18.6 - 21.8 mi

Top 72%
×2
+39ft-39ft

Overall

1394

Males

852

M30-34

137

35K→25.2M

21.8 - 25.2 mi

Top 72%
×3
+57ft-58ft

Overall

1408

Males

854

M30-34

143

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×1
+17ft-12ft

Overall

1419

Males

853

M30-34

140

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
294
Passed By
63
Net Change
+231
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1774
5K → 10K3318+15#1774#1759
10K → 15K279+18#1759#1741
15K → 20K661+65#1741#1676
20K → Half140+14#1676#1662
Half → 25K2812+16#1662#1646
25K → 30K505+45#1646#1601
30K → 35K395+34#1601#1567
35K → 25.2M2511+14#1567#1553
25.2M → Finish122+10#1553#1543
TOTALS29463+231
📊

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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