Shamrock Marathon logo
SHAMROCK MARATHON 2026

Olivia Dao

Glen Allen, VA

Bib: 1775 F 25

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 2429
Top 46%
Gender (Female)
#0 / 943
Top 37%
Division (F25-29)
#0 / 200
Top 37%
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
9:15/mi
28:44
↑ 26↓ 31
1 ft elev
10K· 6.21 mi
9:18/mi
57:37
↑ 38↓ 170.1%
22 ft elev
15K· 9.32 mi
9:01/mi
1:25:39
↑ 26↓ 440.1%
5 ft elev
20K· 12.43 mi
8:54/mi
1:53:17
↑ 35↓ 22
17 ft elev
Half· 13.10 mi
9:38/mi
1:59:45
↓ 130.2%
11 ft elev
30K· 18.64 mi
10:20/mi
2:57:03
↑ 86↓ 72
25 ft elev
35K· 21.75 mi
11:40/mi
3:33:18
↑ 39↓ 39
25 ft elev
25.2M
11:56/mi
4:14:29
↑ 57↓ 58
24 ft elev
Finish· 26.22 mi
10:29/mi
4:25:10
↑ 17↓ 12
28 ft elev
Course Elevation
-8–55 ft
≈
×5story building
•▲ 331 ft climb · ▼ 310 ft descent

The Course

Is this your race?

Claim it for a free AI report

A coach's-eye read of your race — emailed to you, free.

Half Splits

1st Half· via HalfFaster
Distance13.10 mi
Time1:59:45
Pace9:09 /mi
2nd Half
Distance13.12 mi
Time2:25:25
Pace11:05 /mi
📊Positive Split: 21.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:08:5328:449:1528:44
9:15
-
10K
6.21 mi08:37:4657:379:1628:53
9:18
+0:03
15K
9.32 mi09:05:481:25:399:1128:02
9:01
-0:17
20K
12.43 mi09:33:261:53:179:0727:38
8:54
-0:07
Half
13.10 mi09:39:541:59:459:096:28
9:38
+0:44
30K
18.64 mi10:37:122:57:039:3057:18
10:20
+0:42
35K
21.75 mi11:13:273:33:189:4836:15
11:40
+1:20
25.2M
25.20 mi11:54:384:14:2910:0641:11
11:56
+0:16
Finish
26.22 mi12:05:194:25:1010:0710:41
10:29
-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

8:54 /mi

Average Pace

10:07 /mi

Slowest Pace

11:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

55:40

21% of race

Time at Steady Pace

1:04:05

24% of race

Time at Slower Pace

2:25:25

55% of race

Average Pace: 10:07 /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 mi08:08:5328:449:1528:44
9:15
#1178
10K
6.21 mi08:37:4657:379:1628:53
9:18
#1210
15K
9.32 mi09:05:481:25:399:1128:02
9:01
#1168
20K
12.43 mi09:33:261:53:179:0727:38
8:54
#1083
Half
13.10 mi09:39:541:59:459:096:28
9:38
#1077
30K
18.64 mi10:37:122:57:039:3057:18
10:20
#1166
35K
21.75 mi11:13:273:33:189:4836:15
11:40
#1119
25.2M
25.20 mi11:54:384:14:2910:0641:11
11:56
#1123
Finish
26.22 mi12:05:194:25:1010:0710:41
10:29
#1118
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
5K3.11 mi3.11 mi117832064104726251
10K6.21 mi3.10 mi1210-32332-1266-2125535072
15K9.32 mi3.11 mi1168+42313+1962+4104726251
20K12.43 mi3.11 mi1083+85276+3752+1089320539
Half13.10 mi0.67 mi1077+6272+454-2125636075
30K18.64 mi5.54 mi1166-89327-5564-10133341286
35K21.75 mi3.11 mi1119+47317+1063+1105433666
25.2M25.20 mi3.45 mi1123-4348-3173-10117543287
Finish26.22 mi1.02 mi1118+5347+174-1112539690

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×1story
+26ft-31ft

Overall

1047

Females

262

F25-29

56

5K→10K

3.1 - 6.2 mi

Top 52%
×2story building
+38ft-17ft

Overall

1255

Females

350

F25-29

78

10K→15K

6.2 - 9.3 mi

Top 43%
×2story building
+26ft-44ft

Overall

1047

Females

262

F25-29

56

15K→20K

9.3 - 12.4 mi

Top 37%
×1story
+35ft-22ft

Overall

893

Females

205

F25-29

44

20K→Half

12.4 - 13.1 mi

Top 52%
×1human
+7ft-13ft

Overall

1256

Females

360

F25-29

80

Half→30K

13.1 - 18.6 mi

Top 55%
×2story building
+86ft-72ft

Overall

1333

Females

412

F25-29

88

30K→35K

18.6 - 21.8 mi

Top 43%
×2stacked humans
+39ft-39ft

Overall

1054

Females

336

F25-29

68

35K→25.2M

21.8 - 25.2 mi

Top 48%
×3story building
+57ft-58ft

Overall

1175

Females

432

F25-29

89

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×1human
+17ft-12ft

Overall

1125

Females

396

F25-29

92

Passing Analysis

Category:
Athletes Passed
354*
Passed By
294
Net Change
+60
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1178
5K → 10K25*57-32#1178#1210
10K → 15K486+42#1210#1168
15K → 20K90*5+85#1168#1083
20K → Half20*14+6#1083#1077
Half → 30K44*133-89#1077#1166
30K → 35K65*18+47#1166#1119
35K → 25.2M47*51-4#1119#1123
25.2M → Finish15*10+5#1123#1118
TOTALS354*294+60

* 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