Shamrock Marathon logo
SHAMROCK MARATHON 2026

Claire Harris

Sterling, VA

Bib: 1158 F 22

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 2429
Gender (Female)
#0 / 943
Top 47%
Division (F20-24)
#0 / 155
Race Day Weather
55°/45°F
few clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
7 ft elev
5K· 3.11 mi
10:16/mi
31:54
↑ 26↓ 31
1 ft elev
10K· 6.21 mi
9:40/mi
1:01:55
↑ 38↓ 170.1%
22 ft elev
15K· 9.32 mi
10:14/mi
1:33:44
↑ 26↓ 440.1%
5 ft elev
20K· 12.43 mi
10:08/mi
2:05:14
↑ 35↓ 22
17 ft elev
Half· 13.10 mi
9:07/mi
2:11:21
↓ 130.2%
11 ft elev
30K· 18.64 mi
10:35/mi
3:10:00
↑ 86↓ 72
25 ft elev
35K· 21.75 mi
12:43/mi
3:49:31
↑ 39↓ 39
25 ft elev
25.2M
11:58/mi
4:30:51
↑ 57↓ 58
24 ft elev
Finish· 26.22 mi
10:31/mi
4:41:34
↑ 17↓ 12
28 ft elev
Course Elevation
-8–55 ft
≈
×5story building
•▲ 331 ft climb · ▼ 310 ft descent

The Course

Half Splits

1st Half· via Half
2:11:2110:02 /mi⚡ faster
2nd Half
2:30:1311:27 /mi+14.4%
Positive split — 14.4% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:08:1631:5410:1631:54
10:16
-
10K
6.21 mi08:38:171:01:559:5830:01
9:40
-0:36
15K
9.32 mi09:10:061:33:4410:0331:49
10:14
+0:34
20K
12.43 mi09:41:362:05:1410:0531:30
10:08
-0:06
Half
13.10 mi09:47:432:11:2110:026:07
9:07
-1:01
30K
18.64 mi10:46:223:10:0010:1258:39
10:35
+1:28
35K
21.75 mi11:25:533:49:3110:3339:31
12:43
+2:08
25.2M
25.20 mi12:07:134:30:5110:4541:20
11:58
-0:45
Finish
26.22 mi12:17:564:41:3410:4510:43
10:31
-1:27

Checkpoints & Pacing

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

9:07 /mi

Average Pace

10:45 /mi

Slowest Pace

12:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

36:08

13% of race

Time at Steady Pace

2:44:35

58% of race

Time at Slower Pace

1:20:51

29% of race

Average Pace: 10:44 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi08:08:1631:5410:1631:54
10:16
#1678
10K
6.21 mi08:38:171:01:559:5830:01
9:40
#1548
15K
9.32 mi09:10:061:33:4410:0331:49
10:14
#1581
20K
12.43 mi09:41:362:05:1410:0531:30
10:08
#1552
Half
13.10 mi09:47:432:11:2110:026:07
9:07
#1509
30K
18.64 mi10:46:223:10:0010:1258:39
10:35
#1464
35K
21.75 mi11:25:533:49:3110:3339:31
12:43
#1432
25.2M
25.20 mi12:07:134:30:5110:4541:20
11:58
#1380
Finish
26.22 mi12:17:564:41:3410:4510:43
10:31
#1363
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-24Seg. OverallSeg. FemalesSeg. F20-24
5K3.11 mi3.11 mi16785351041637516105
10K6.21 mi3.10 mi1548+130477+5893+11143642788
15K9.32 mi3.11 mi1581-33491-14100-71637516105
20K12.43 mi3.11 mi1552+29485+699+1151946496
Half13.10 mi0.67 mi1509+43468+1797+297923353
30K18.64 mi5.54 mi1464+45461+797142645188
35K21.75 mi3.11 mi1432+32464-398-1135147792
25.2M25.20 mi3.45 mi1380+52450+1496+2118443687
Finish26.22 mi1.02 mi1363+17446+496114040388

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×1story
+26ft-31ft

Overall

1637

Females

516

F20-24

107

5K→10K

3.1 - 6.2 mi

Top 59%
×2story building
+38ft-17ft

Overall

1436

Females

427

F20-24

89

10K→15K

6.2 - 9.3 mi

Top 67%
×2story building
+26ft-44ft

Overall

1637

Females

516

F20-24

107

15K→20K

9.3 - 12.4 mi

Top 63%
×1story
+35ft-22ft

Overall

1519

Females

464

F20-24

97

20K→Half

12.4 - 13.1 mi

Top 40%
×1human
+7ft-13ft

Overall

979

Females

233

F20-24

54

Half→30K

13.1 - 18.6 mi

Top 59%
×2story building
+86ft-72ft

Overall

1426

Females

451

F20-24

89

30K→35K

18.6 - 21.8 mi

Top 56%
×2stacked humans
+39ft-39ft

Overall

1351

Females

477

F20-24

93

35K→25.2M

21.8 - 25.2 mi

Top 49%
×3story building
+57ft-58ft

Overall

1184

Females

436

F20-24

87

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×1human
+17ft-12ft

Overall

1140

Females

403

F20-24

88

Passing Analysis

Category:
Athletes Passed
452*
Passed By
137
Net Change
+315
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1678
5K → 10K134*4+130#1678#1548
10K → 15K942-33#1548#1581
15K → 20K43*14+29#1581#1552
20K → Half43*0+43#1552#1509
Half → 30K87*42+45#1509#1464
30K → 35K54*22+32#1464#1432
35K → 25.2M64*12+52#1432#1380
25.2M → Finish18*1+17#1380#1363
TOTALS452*137+315

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Charts

Category:
Loading...

Passing Circle

Loading...

Position Flow

Loading...

Race Lanes

Loading...
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

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

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

Public Race Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management