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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Tre Jordan

Bib: 2174 •M •Age: 27

Arlington, VA

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Gender (Male)
#0 / 1153
Age Group (M25-29)
#0 / 240
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
36:09
3.11 mi
Rank: #1717
Start → 5K
36:09 | 11:39/mi
10K
1:12:50
6.21 mi
Rank: #1715 (+2)
5K → 10K
36:41 | 11:49/mi
15K
1:49:16
9.32 mi
Rank: #1687 (+28)
10K → 15K
36:26 | 11:44/mi
20K
2:25:21
12.43 mi
Rank: #1664 (+23)
15K → 20K
36:05 | 11:37/mi
Half
2:33:34
13.10 mi
Rank: #1653 (+11)
20K → Half
8:13 | 12:15/mi
25K
3:02:15
15.53 mi
Rank: #1620 (+33)
Half → 25K
28:41 | 11:47/mi
30K
3:35:34
18.64 mi
Rank: #1580 (+40)
25K → 30K
33:19 | 10:44/mi
35K
4:23:54
21.75 mi
Rank: #1593 (-13)
30K → 35K
48:20 | 15:34/mi
25.2M
5:35:12
25.20 mi
Rank: #1745 (-152)
35K → 25.2M
1:11:18 | 20:40/mi
Finish
5:53:19
26.22 mi
Rank: #1765 (-20)
25.2M → Finish
18:07 | 17:47/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:33:34
Pace11:44 /mi
2nd Half
Distance13.12 mi
Time3:19:46
Pace15:14 /mi
📊Positive Split: 30.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:20:3136:0911:3936:09
11:39
-
10K
6.21 mi08:57:121:12:5011:4436:41
11:49
+0:10
15K
9.32 mi09:33:381:49:1611:4436:26
11:44
-0:05
20K
12.43 mi10:09:432:25:2111:4236:05
11:37
-0:07
Half
13.10 mi10:17:562:33:3411:448:13
12:15
+0:38
25K
15.53 mi10:46:373:02:1511:4428:41
11:47
-0:28
30K
18.64 mi11:19:563:35:3411:3433:19
10:44
-1:03
35K
21.75 mi12:08:164:23:5412:0948:20
15:34
+4:50
25.2M
25.20 mi13:19:345:35:1213:191:11:18
20:40
+5:06
Finish
26.22 mi13:37:415:53:1913:3018:07
17:47
-2:53

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

10:44 /mi

Average Pace

13:29 /mi

Slowest Pace

20:40 /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

0:00

0% of race

Time at Steady Pace

3:35:34

61% of race

Time at Slower Pace

2:17:45

39% of race

Average Pace: 13:29 /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 mi08:20:3136:0911:3936:09
11:39
#1717
10K
6.21 mi08:57:121:12:5011:4436:41
11:49
#1715
15K
9.32 mi09:33:381:49:1611:4436:26
11:44
#1687
20K
12.43 mi10:09:432:25:2111:4236:05
11:37
#1664
Half
13.10 mi10:17:562:33:3411:448:13
12:15
#1653
25K
15.53 mi10:46:373:02:1511:4428:41
11:47
#1620
30K
18.64 mi11:19:563:35:3411:3433:19
10:44
#1580
35K
21.75 mi12:08:164:23:5412:0948:20
15:34
#1593
25.2M
25.20 mi13:19:345:35:1213:191:11:18
20:40
#1745
Finish
26.22 mi13:37:415:53:1913:3018:07
17:47
#1765
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 mi171710722201660(Top 85%)1043(Top 90%)222(Top 93%)
10K6.21 mi3.10 mi1715+21073-1223-31691(Top 87%)1061(Top 92%)223(Top 93%)
15K9.32 mi3.11 mi1687+281055+18219+41660(Top 85%)1043(Top 90%)222(Top 93%)
20K12.43 mi3.11 mi1664+231042+13220-11593(Top 82%)1005(Top 87%)213(Top 89%)
Half13.10 mi0.67 mi1653+111034+8219+11559(Top 80%)978(Top 85%)204(Top 85%)
25K15.53 mi2.43 mi1620+331018+16214+51436(Top 74%)909(Top 79%)187(Top 78%)
30K18.64 mi3.11 mi1580+40997+21210+41441(Top 74%)889(Top 77%)180(Top 75%)
35K21.75 mi3.11 mi1593-13996+1211-11576(Top 81%)950(Top 82%)205(Top 85%)
25.2M25.20 mi3.45 mi1745-1521063-67221-101944(Top 100%)1150(Top 100%)240(Top 100%)
Finish26.22 mi1.02 mi1765-201075-12225-41938(Top 99%)1144(Top 99%)236(Top 98%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×1
+26ft-31ft

Overall

1660

Males

1043

M25-29

222

5K→10K

3.1 - 6.2 mi

Top 87%
×2
+38ft-17ft

Overall

1691

Males

1061

M25-29

223

10K→15K

6.2 - 9.3 mi

Top 85%
×2
+26ft-44ft

Overall

1660

Males

1043

M25-29

222

15K→20K

9.3 - 12.4 mi

Top 82%
×1
+35ft-22ft

Overall

1593

Males

1005

M25-29

213

20K→Half

12.4 - 13.1 mi

Top 80%
×1
+7ft-13ft

Overall

1559

Males

978

M25-29

204

Half→25K

13.1 - 15.5 mi

Top 74%
×2
+48ft-19ft

Overall

1436

Males

909

M25-29

187

25K→30K

15.5 - 18.6 mi

Top 74%
×2
+38ft-52ft

Overall

1441

Males

889

M25-29

180

30K→35K

18.6 - 21.8 mi

Top 81%
×2
+39ft-39ft

Overall

1576

Males

950

M25-29

205

35K→25.2M

21.8 - 25.2 mi

Top 100%
×3
+57ft-58ft

Overall

1944

Males

1150

M25-29

240

25.2M→Finish

25.2 - 26.2 mi

Top 99%
×1
+17ft-12ft

Overall

1938

Males

1144

M25-29

236

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
204
Passed By
252
Net Change
-48
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1717
5K → 10K2826+2#1717#1715
10K → 15K324+28#1715#1687
15K → 20K285+23#1687#1664
20K → Half121+11#1664#1653
Half → 25K418+33#1653#1620
25K → 30K444+40#1620#1580
30K → 35K1932-13#1580#1593
35K → 25.2M0152-152#1593#1745
25.2M → Finish020-20#1745#1765
TOTALS204252-48
📊

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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