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SHAMROCK MARATHON 2026

Brittany Pierce

Bib: 2495•F•Age: 36

Norfolk, VA

0:00
0:00
/ mi
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Overall
#0 / 2429
Gender (Female)
#0 / 943
Division (F35-39)
#0 / 117
Race Day Weather
55°/45°F
few clouds

⏱️ Race Timeline

Course Elevation
-8–55 ft
≈
×5story building
•▲ 331 ft climb · ▼ 310 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:59/mi
34:06
↑ 26↓ 31
10K· 6.21 mi
11:06/mi
1:08:34
↑ 38↓ 170.1%
15K· 9.32 mi
11:23/mi
1:43:57
↑ 26↓ 440.1%
20K· 12.43 mi
11:23/mi
2:19:18
↑ 35↓ 22
Half· 13.10 mi
11:27/mi
2:26:59
↓ 130.2%
30K· 18.64 mi
11:15/mi
3:29:23
↑ 86↓ 72
35K· 21.75 mi
13:31/mi
4:11:22
↑ 39↓ 39
25.2M
13:53/mi
4:59:18
↑ 57↓ 58
Finish· 26.22 mi
12:59/mi
5:12:32
↑ 17↓ 12

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.10 mi
Time2:26:59
Pace11:13 /mi
2nd Half
Distance13.12 mi
Time2:45:33
Pace12:37 /mi
📊Positive Split: 12.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:18:4434:0610:5934:06
10:59
-
10K
6.21 mi08:53:121:08:3411:0234:28
11:06
+0:07
15K
9.32 mi09:28:351:43:5711:0935:23
11:23
+0:17
20K
12.43 mi10:03:562:19:1811:1335:21
11:23
0:00
Half
13.10 mi10:11:372:26:5911:137:41
11:27
+0:04
30K
18.64 mi11:14:013:29:2311:141:02:24
11:15
-0:12
35K
21.75 mi11:56:004:11:2211:3341:59
13:31
+2:16
25.2M
25.20 mi12:43:564:59:1811:5347:56
13:53
+0:22
Finish
26.22 mi12:57:105:12:3211:5613:14
12:59
-0:54

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

10:59 /mi

Average Pace

11:56 /mi

Slowest Pace

13:53 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:29:23

67% of race

Time at Slower Pace

1:43:09

33% of race

Average Pace: 11:55 /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 mi08:18:4434:0610:5934:06
10:59
#2011
10K
6.21 mi08:53:121:08:3411:0234:28
11:06
#2035
15K
9.32 mi09:28:351:43:5711:0935:23
11:23
#2040
20K
12.43 mi10:03:562:19:1811:1335:21
11:23
#2007
Half
13.10 mi10:11:372:26:5911:137:41
11:27
#1977
30K
18.64 mi11:14:013:29:2311:141:02:24
11:15
#1842
35K
21.75 mi11:56:004:11:2211:3341:59
13:31
#1777
25.2M
25.20 mi12:43:564:59:1811:5347:56
13:53
#1755
Finish
26.22 mi12:57:105:12:3211:5613:14
12:59
#1765
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
5K3.11 mi3.11 mi2011686792069(Top 85%)721(Top 76%)82(Top 71%)
10K6.21 mi3.10 mi2035-24695-980-12062(Top 85%)709(Top 75%)84(Top 72%)
15K9.32 mi3.11 mi2040-5700-5802069(Top 85%)721(Top 76%)82(Top 71%)
20K12.43 mi3.11 mi2007+33691+9801952(Top 80%)676(Top 72%)80(Top 69%)
Half13.10 mi0.67 mi1977+30679+12801953(Top 80%)677(Top 72%)80(Top 69%)
30K18.64 mi5.54 mi1842+135634+4577+31640(Top 68%)555(Top 59%)67(Top 58%)
35K21.75 mi3.11 mi1777+65613+2175+21539(Top 63%)564(Top 60%)70(Top 60%)
25.2M25.20 mi3.45 mi1755+22614-1751732(Top 71%)667(Top 71%)83(Top 72%)
Finish26.22 mi1.02 mi1765-10623-9751733(Top 71%)650(Top 69%)79(Top 68%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×1story
+26ft-31ft

Overall

2069

Females

721

F35-39

85

5K→10K

3.1 - 6.2 mi

Top 85%
×2story building
+38ft-17ft

Overall

2062

Females

709

F35-39

87

10K→15K

6.2 - 9.3 mi

Top 85%
×2story building
+26ft-44ft

Overall

2069

Females

721

F35-39

85

15K→20K

9.3 - 12.4 mi

Top 80%
×1story
+35ft-22ft

Overall

1952

Females

676

F35-39

83

20K→Half

12.4 - 13.1 mi

Top 80%
×1human
+7ft-13ft

Overall

1953

Females

677

F35-39

81

Half→30K

13.1 - 18.6 mi

Top 68%
×2story building
+86ft-72ft

Overall

1640

Females

555

F35-39

68

30K→35K

18.6 - 21.8 mi

Top 63%
×2stacked humans
+39ft-39ft

Overall

1539

Females

564

F35-39

71

35K→25.2M

21.8 - 25.2 mi

Top 71%
×3story building
+57ft-58ft

Overall

1732

Females

667

F35-39

84

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×1human
+17ft-12ft

Overall

1733

Females

650

F35-39

80

Passing Analysis

Category:
Athletes Passed
406*
Passed By
160
Net Change
+246
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2011
5K → 10K33*57-24#2011#2035
10K → 15K2631-5#2035#2040
15K → 20K46*13+33#2040#2007
20K → Half34*4+30#2007#1977
Half → 30K144*9+135#1977#1842
30K → 35K74*9+65#1842#1777
35K → 25.2M40*18+22#1777#1755
25.2M → Finish9*19-10#1755#1765
TOTALS406*160+246

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

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

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