All Results|Race Analytics|Course|Contact

Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Arezoo Shekarchi

Bib: 1835 •F •Age: 54

Great Falls, VA

Shamrock Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 1949
Gender (Female)
#0 / 791
Masters (Masters Women)
#0 / 277
Top 41%
Age Group (F50-54)
Official
#0 / 46
Calculated (F50-54)
#0 / 46
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
31:58
3.11 mi
Rank: #1289
Start → 5K
31:58 | 10:18/mi
10K
1:03:13
6.21 mi
Rank: #1221 (+68)
5K → 10K
31:15 | 10:04/mi
15K
1:33:57
9.32 mi
Rank: #1181 (+40)
10K → 15K
30:44 | 9:54/mi
20K
2:04:21
12.43 mi
Rank: #1138 (+43)
15K → 20K
30:24 | 9:48/mi
Half
2:11:10
13.10 mi
Rank: #1130 (+8)
20K → Half
6:49 | 10:10/mi
25K
2:36:14
15.53 mi
Rank: #1107 (+23)
Half → 25K
25:04 | 10:18/mi
30K
3:05:10
18.64 mi
Rank: #1095 (+12)
25K → 30K
28:56 | 9:19/mi
35K
3:52:33
21.75 mi
Rank: #1205 (-110)
30K → 35K
47:23 | 15:16/mi
25.2M
4:35:11
25.20 mi
Rank: #1211 (-6)
35K → 25.2M
42:38 | 12:22/mi
Finish
4:45:59
26.22 mi
Rank: #1209 (+2)
25.2M → Finish
10:48 | 10:36/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:11:10
Pace10:01 /mi
2nd Half
Distance13.12 mi
Time2:34:49
Pace11:48 /mi
📊Positive Split: 18.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:14:1631:5810:1831:58
10:18
-
10K
6.21 mi08:45:311:03:1310:1131:15
10:04
-0:14
15K
9.32 mi09:16:151:33:5710:0530:44
9:54
-0:10
20K
12.43 mi09:46:392:04:2110:0130:24
9:48
-0:06
Half
13.10 mi09:53:282:11:1010:016:49
10:10
+0:22
25K
15.53 mi10:18:322:36:1410:0425:04
10:18
+0:08
30K
18.64 mi10:47:283:05:109:5628:56
9:19
-0:59
35K
21.75 mi11:34:513:52:3310:4247:23
15:16
+5:57
25.2M
25.20 mi12:17:294:35:1110:5642:38
12:22
-2:54
Finish
26.22 mi12:28:174:45:5910:5510:48
10:36
-1:46

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

9:19 /mi

Average Pace

10:55 /mi

Slowest Pace

15:16 /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

28:56

10% of race

Time at Steady Pace

2:47:02

58% of race

Time at Slower Pace

1:30:01

31% of race

Average Pace: 10:54 /mi

Loading chart...
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 mi08:14:1631:5810:1831:58
10:18
#1289
10K
6.21 mi08:45:311:03:1310:1131:15
10:04
#1221
15K
9.32 mi09:16:151:33:5710:0530:44
9:54
#1181
20K
12.43 mi09:46:392:04:2110:0130:24
9:48
#1138
Half
13.10 mi09:53:282:11:1010:016:49
10:10
#1130
25K
15.53 mi10:18:322:36:1410:0425:04
10:18
#1107
30K
18.64 mi10:47:283:05:109:5628:56
9:19
#1095
35K
21.75 mi11:34:513:52:3310:4247:23
15:16
#1205
25.2M
25.20 mi12:17:294:35:1110:5642:38
12:22
#1211
Finish
26.22 mi12:28:174:45:5910:5510:48
10:36
#1209
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi1289428251111(Top 57%)355(Top 45%)17(Top 37%)
10K6.21 mi3.10 mi1221+68399+2922+31175(Top 60%)377(Top 48%)20(Top 43%)
15K9.32 mi3.11 mi1181+40381+1819+31111(Top 57%)355(Top 45%)17(Top 37%)
20K12.43 mi3.11 mi1138+43365+1618+11066(Top 55%)332(Top 42%)17(Top 37%)
Half13.10 mi0.67 mi1130+8363+218909(Top 47%)267(Top 34%)13(Top 28%)
25K15.53 mi2.43 mi1107+23357+6181014(Top 52%)318(Top 40%)16(Top 35%)
30K18.64 mi3.11 mi1095+12354+3181045(Top 54%)350(Top 44%)20(Top 43%)
35K21.75 mi3.11 mi1205-110408-5422-41534(Top 79%)602(Top 76%)37(Top 80%)
25.2M25.20 mi3.45 mi1211-6425-1725-31271(Top 65%)499(Top 63%)27(Top 59%)
Finish26.22 mi1.02 mi1209+2426-1251170(Top 60%)441(Top 56%)19(Top 41%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×1
+26ft-31ft

Overall

1111

Females

355

F50-54

17

5K→10K

3.1 - 6.2 mi

Top 60%
×2
+38ft-17ft

Overall

1175

Females

377

F50-54

20

10K→15K

6.2 - 9.3 mi

Top 57%
×2
+26ft-44ft

Overall

1111

Females

355

F50-54

17

15K→20K

9.3 - 12.4 mi

Top 55%
×1
+35ft-22ft

Overall

1066

Females

332

F50-54

17

20K→Half

12.4 - 13.1 mi

Top 47%
×1
+7ft-13ft

Overall

909

Females

267

F50-54

13

Half→25K

13.1 - 15.5 mi

Top 52%
×2
+48ft-19ft

Overall

1014

Females

318

F50-54

16

25K→30K

15.5 - 18.6 mi

Top 54%
×2
+38ft-52ft

Overall

1045

Females

350

F50-54

20

30K→35K

18.6 - 21.8 mi

Top 79%
×2
+39ft-39ft

Overall

1534

Females

602

F50-54

37

35K→25.2M

21.8 - 25.2 mi

Top 65%
×3
+57ft-58ft

Overall

1271

Females

499

F50-54

27

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×1
+17ft-12ft

Overall

1170

Females

441

F50-54

19

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
257
Passed By
177
Net Change
+80
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1289
5K → 10K757+68#1289#1221
10K → 15K433+40#1221#1181
15K → 20K463+43#1181#1138
20K → Half91+8#1138#1130
Half → 25K307+23#1130#1107
25K → 30K2412+12#1107#1095
30K → 35K6116-110#1095#1205
35K → 25.2M1925-6#1205#1211
25.2M → Finish53+2#1211#1209
TOTALS257177+80
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

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
Loading certificate...

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
Share Feedback