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SHAMROCK MARATHON 2026

Yarvin Castro

Bib: 3715•M•Age: 35

Manassas, VA

0:00
0:00
/ mi
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Overall
#0 / 2429
Gender (Male)
#0 / 1480
Division (M35-39)
#0 / 220
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
10:32/mi
32:43
↑ 26↓ 31
10K· 6.21 mi
9:48/mi
1:03:10
↑ 38↓ 170.1%
15K· 9.32 mi
10:46/mi
1:36:37
↑ 26↓ 440.1%
20K· 12.43 mi
11:12/mi
2:11:24
↑ 35↓ 22
Half· 13.10 mi
11:22/mi
2:19:02
↓ 130.2%
30K· 18.64 mi
12:55/mi
3:30:40
↑ 86↓ 72
35K· 21.75 mi
14:45/mi
4:16:31
↑ 39↓ 39
25.2M
13:56/mi
5:04:36
↑ 57↓ 58
Finish· 26.22 mi
12:33/mi
5:17:23
↑ 17↓ 12

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.10 mi
Time2:19:02
Pace10:37 /mi
2nd Half
Distance13.12 mi
Time2:58:21
Pace13:36 /mi
📊Positive Split: 28.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:13:2132:4310:3232:43
10:32
-
10K
6.21 mi08:43:481:03:1010:1030:27
9:48
-0:44
15K
9.32 mi09:17:151:36:3710:2233:27
10:46
+0:58
20K
12.43 mi09:52:022:11:2410:3434:47
11:12
+0:26
Half
13.10 mi09:59:402:19:0210:377:38
11:22
+0:10
30K
18.64 mi11:11:183:30:4011:181:11:38
12:55
+1:33
35K
21.75 mi11:57:094:16:3111:4845:51
14:45
+1:50
25.2M
25.20 mi12:45:145:04:3612:0548:05
13:56
-0:49
Finish
26.22 mi12:58:015:17:2312:0712:47
12:33
-1:23

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

9:48 /mi

Average Pace

12:07 /mi

Slowest Pace

14:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:03:10

20% of race

Time at Steady Pace

1:15:52

24% of race

Time at Slower Pace

2:58:21

56% of race

Average Pace: 12:06 /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 mi08:13:2132:4310:3232:43
10:32
#1803
10K
6.21 mi08:43:481:03:1010:1030:27
9:48
#1632
15K
9.32 mi09:17:151:36:3710:2233:27
10:46
#1706
20K
12.43 mi09:52:022:11:2410:3434:47
11:12
#1762
Half
13.10 mi09:59:402:19:0210:377:38
11:22
#1758
30K
18.64 mi11:11:183:30:4011:181:11:38
12:55
#1864
35K
21.75 mi11:57:094:16:3111:4845:51
14:45
#1861
25.2M
25.20 mi12:45:145:04:3612:0548:05
13:56
#1829
Finish
26.22 mi12:58:015:17:2312:0712:47
12:33
#1821
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
5K3.11 mi3.11 mi180312051761871(Top 77%)1241(Top 84%)180(Top 82%)
10K6.21 mi3.10 mi1632+1711114+91160+161487(Top 61%)1038(Top 70%)147(Top 67%)
15K9.32 mi3.11 mi1706-741156-42166-61871(Top 77%)1241(Top 84%)180(Top 82%)
20K12.43 mi3.11 mi1762-561189-33171-51905(Top 78%)1250(Top 84%)174(Top 79%)
Half13.10 mi0.67 mi1758+41185+41711936(Top 80%)1263(Top 85%)178(Top 81%)
30K18.64 mi5.54 mi1864-1061217-32178-72022(Top 83%)1292(Top 87%)185(Top 84%)
35K21.75 mi3.11 mi1861+31209+8175+31771(Top 73%)1116(Top 75%)157(Top 72%)
25.2M25.20 mi3.45 mi1829+321179+30166+91746(Top 72%)1069(Top 72%)152(Top 69%)
Finish26.22 mi1.02 mi1821+81172+7167-11662(Top 68%)1034(Top 70%)141(Top 64%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×1story
+26ft-31ft

Overall

1871

Males

1241

M35-39

192

5K→10K

3.1 - 6.2 mi

Top 61%
×2story building
+38ft-17ft

Overall

1487

Males

1038

M35-39

159

10K→15K

6.2 - 9.3 mi

Top 77%
×2story building
+26ft-44ft

Overall

1871

Males

1241

M35-39

192

15K→20K

9.3 - 12.4 mi

Top 78%
×1story
+35ft-22ft

Overall

1905

Males

1250

M35-39

185

20K→Half

12.4 - 13.1 mi

Top 80%
×1human
+7ft-13ft

Overall

1936

Males

1263

M35-39

183

Half→30K

13.1 - 18.6 mi

Top 83%
×2story building
+86ft-72ft

Overall

2022

Males

1292

M35-39

188

30K→35K

18.6 - 21.8 mi

Top 73%
×2stacked humans
+39ft-39ft

Overall

1771

Males

1116

M35-39

158

35K→25.2M

21.8 - 25.2 mi

Top 72%
×3story building
+57ft-58ft

Overall

1746

Males

1069

M35-39

153

25.2M→Finish

25.2 - 26.2 mi

Top 68%
×1human
+17ft-12ft

Overall

1662

Males

1034

M35-39

142

Passing Analysis

Category:
Athletes Passed
364*
Passed By
382
Net Change
-18
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1803
5K → 10K174*3+171#1803#1632
10K → 15K983-74#1632#1706
15K → 20K20*76-56#1706#1762
20K → Half27*23+4#1762#1758
Half → 30K45*151-106#1758#1864
30K → 35K30*27+3#1864#1861
35K → 25.2M49*17+32#1861#1829
25.2M → Finish10*2+8#1829#1821
TOTALS364*382-18

* 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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