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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Alexandre El-Taher

Bib: 3052 •M •Age: 22

Frederick, MD

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Top 23%
Gender (Male)
#0 / 1153
Top 29%
Age Group (M20-24)
Official
#0 / 127
Calculated (M20-24)
#0 / 127
Top 31%
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
22:19
3.11 mi
Rank: #139
Start → 5K
22:19 | 7:11/mi
10K
45:19
6.21 mi
Rank: #158 (-19)
5K → 10K
23:00 | 7:25/mi
15K
1:09:34
9.32 mi
Rank: #181 (-23)
10K → 15K
24:15 | 7:49/mi
20K
1:35:18
12.43 mi
Rank: #251 (-70)
15K → 20K
25:44 | 8:17/mi
Half
1:41:15
13.10 mi
Rank: #251
20K → Half
5:57 | 8:52/mi
25K
2:02:08
15.53 mi
Rank: #273 (-22)
Half → 25K
20:53 | 8:35/mi
30K
2:28:26
18.64 mi
Rank: #344 (-71)
25K → 30K
26:18 | 8:28/mi
35K
3:06:26
21.75 mi
Rank: #434 (-90)
30K → 35K
38:00 | 12:14/mi
25.2M
3:39:56
25.20 mi
Rank: #450 (-16)
35K → 25.2M
33:30 | 9:43/mi
Finish
3:48:23
26.22 mi
Rank: #449 (+1)
25.2M → Finish
8:27 | 8:18/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time1:41:15
Pace7:44 /mi
2nd Half
Distance13.12 mi
Time2:07:08
Pace9:42 /mi
📊Positive Split: 25.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:10:2522:197:1122:19
7:11
-
10K
6.21 mi08:33:2545:197:1823:00
7:25
+0:14
15K
9.32 mi08:57:401:09:347:2824:15
7:49
+0:24
20K
12.43 mi09:23:241:35:187:4125:44
8:17
+0:28
Half
13.10 mi09:29:211:41:157:445:57
8:52
+0:35
25K
15.53 mi09:50:142:02:087:5220:53
8:35
-0:17
30K
18.64 mi10:16:322:28:267:5826:18
8:28
-0:07
35K
21.75 mi10:54:323:06:268:3538:00
12:14
+3:46
25.2M
25.20 mi11:28:023:39:568:4433:30
9:43
-2:31
Finish
26.22 mi11:36:293:48:238:448:27
8:18
-1:25

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

7:11 /mi

Average Pace

8:43 /mi

Slowest Pace

12:14 /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

45:19

20% of race

Time at Steady Pace

1:51:34

49% of race

Time at Slower Pace

1:11:30

31% of race

Average Pace: 8:43 /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 mi08:10:2522:197:1122:19
7:11
#139
10K
6.21 mi08:33:2545:197:1823:00
7:25
#158
15K
9.32 mi08:57:401:09:347:2824:15
7:49
#181
20K
12.43 mi09:23:241:35:187:4125:44
8:17
#251
Half
13.10 mi09:29:211:41:157:445:57
8:52
#251
25K
15.53 mi09:50:142:02:087:5220:53
8:35
#273
30K
18.64 mi10:16:322:28:267:5826:18
8:28
#344
35K
21.75 mi10:54:323:06:268:3538:00
12:14
#434
25.2M
25.20 mi11:28:023:39:568:4433:30
9:43
#450
Finish
26.22 mi11:36:293:48:238:448:27
8:18
#449
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM20-24Seg. OverallSeg. MalesSeg. M20-24
5K3.11 mi3.11 mi13912113274(Top 14%)213(Top 18%)21(Top 17%)
10K6.21 mi3.10 mi158-19135-1413166(Top 9%)138(Top 12%)13(Top 10%)
15K9.32 mi3.11 mi181-23148-1314-1274(Top 14%)213(Top 18%)21(Top 17%)
20K12.43 mi3.11 mi251-70201-5321-7436(Top 22%)332(Top 29%)44(Top 35%)
Half13.10 mi0.67 mi251200+121431(Top 22%)329(Top 29%)43(Top 34%)
25K15.53 mi2.43 mi273-22214-1422-1414(Top 21%)313(Top 27%)44(Top 35%)
30K18.64 mi3.11 mi344-71267-5332-10745(Top 38%)518(Top 45%)69(Top 54%)
35K21.75 mi3.11 mi434-90327-6042-10966(Top 50%)623(Top 54%)74(Top 58%)
25.2M25.20 mi3.45 mi450-16336-939+3544(Top 28%)361(Top 31%)47(Top 37%)
Finish26.22 mi1.02 mi449+1332+439364(Top 19%)250(Top 22%)35(Top 28%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×1
+26ft-31ft

Overall

274

Males

213

M20-24

21

5K→10K

3.1 - 6.2 mi

Top 9%
×2
+38ft-17ft

Overall

166

Males

138

M20-24

13

10K→15K

6.2 - 9.3 mi

Top 14%
×2
+26ft-44ft

Overall

274

Males

213

M20-24

21

15K→20K

9.3 - 12.4 mi

Top 22%
×1
+35ft-22ft

Overall

436

Males

332

M20-24

44

20K→Half

12.4 - 13.1 mi

Top 22%
×1
+7ft-13ft

Overall

431

Males

329

M20-24

43

Half→25K

13.1 - 15.5 mi

Top 21%
×2
+48ft-19ft

Overall

414

Males

313

M20-24

44

25K→30K

15.5 - 18.6 mi

Top 38%
×2
+38ft-52ft

Overall

745

Males

518

M20-24

69

30K→35K

18.6 - 21.8 mi

Top 50%
×2
+39ft-39ft

Overall

966

Males

623

M20-24

74

35K→25.2M

21.8 - 25.2 mi

Top 28%
×3
+57ft-58ft

Overall

544

Males

361

M20-24

47

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×1
+17ft-12ft

Overall

364

Males

250

M20-24

35

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
23
Passed By
333
Net Change
-310
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#139
5K → 10K221-19#139#158
10K → 15K124-23#158#181
15K → 20K070-70#181#251
20K → Half220#251#251
Half → 25K022-22#251#273
25K → 30K071-71#273#344
30K → 35K090-90#344#434
35K → 25.2M1228-16#434#450
25.2M → Finish65+1#450#449
TOTALS23333-310
📊

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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