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SHAMROCK MARATHON 2026

Qifa Zhou

Bib: 2714•M•Age: 38

Norfolk, 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
10:27/mi
32:29
↑ 26↓ 31
10K· 6.21 mi
11:28/mi
1:08:06
↑ 38↓ 170.1%
15K· 9.32 mi
10:32/mi
1:40:51
↑ 26↓ 440.1%
20K· 12.43 mi
12:31/mi
2:19:45
↑ 35↓ 22
Half· 13.10 mi
11:25/mi
2:27:25
↓ 130.2%
30K· 18.64 mi
13:16/mi
3:40:57
↑ 86↓ 72
35K· 21.75 mi
16:03/mi
4:30:49
↑ 39↓ 39
25.2M
13:53/mi
5:18:46
↑ 57↓ 58
Finish· 26.22 mi
13:53/mi
5:32:55
↑ 17↓ 12

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.10 mi
Time2:27:25
Pace11:15 /mi
2nd Half
Distance13.12 mi
Time3:05:30
Pace14:08 /mi
📊Positive Split: 25.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:16:4032:2910:2732:29
10:27
-
10K
6.21 mi08:52:171:08:0610:5835:37
11:28
+1:01
15K
9.32 mi09:25:021:40:5110:4932:45
10:32
-0:56
20K
12.43 mi10:03:562:19:4511:1538:54
12:31
+1:59
Half
13.10 mi10:11:362:27:2511:157:40
11:25
-1:06
30K
18.64 mi11:25:083:40:5711:511:13:32
13:16
+1:51
35K
21.75 mi12:15:004:30:4912:2749:52
16:03
+2:47
25.2M
25.20 mi13:02:575:18:4612:3947:57
13:53
-2:10
Finish
26.22 mi13:17:065:32:5512:4214:09
13:53
0:00

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

10:27 /mi

Average Pace

12:42 /mi

Slowest Pace

16:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:48:31

33% of race

Time at Steady Pace

1:52:26

34% of race

Time at Slower Pace

1:51:58

34% of race

Average Pace: 12:42 /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 mi08:16:4032:2910:2732:29
10:27
#1761
10K
6.21 mi08:52:171:08:0610:5835:37
11:28
#2009
15K
9.32 mi09:25:021:40:5110:4932:45
10:32
#1922
20K
12.43 mi10:03:562:19:4511:1538:54
12:31
#2025
Half
13.10 mi10:11:362:27:2511:157:40
11:25
#1990
30K
18.64 mi11:25:083:40:5711:511:13:32
13:16
#2007
35K
21.75 mi12:15:004:30:4912:2749:52
16:03
#2010
25.2M
25.20 mi13:02:575:18:4612:3947:57
13:53
#1980
Finish
26.22 mi13:17:065:32:5512:4214:09
13:53
#1972
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
5K3.11 mi3.11 mi176111841711770(Top 73%)1187(Top 80%)170(Top 78%)
10K6.21 mi3.10 mi2009-2481327-143187-162155(Top 89%)1401(Top 95%)196(Top 89%)
15K9.32 mi3.11 mi1922+871276+51183+41770(Top 73%)1187(Top 80%)170(Top 78%)
20K12.43 mi3.11 mi2025-1031324-48188-52189(Top 90%)1398(Top 94%)201(Top 92%)
Half13.10 mi0.67 mi1990+351302+22186+21949(Top 80%)1270(Top 86%)180(Top 82%)
30K18.64 mi5.54 mi2007-171303-11862080(Top 86%)1320(Top 89%)191(Top 87%)
35K21.75 mi3.11 mi2010-31299+4188-22029(Top 84%)1266(Top 86%)180(Top 82%)
25.2M25.20 mi3.45 mi1980+301279+20184+41733(Top 71%)1062(Top 72%)151(Top 69%)
Finish26.22 mi1.02 mi1972+81270+9183+11876(Top 77%)1178(Top 80%)170(Top 78%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×1story
+26ft-31ft

Overall

1770

Males

1187

M35-39

182

5K→10K

3.1 - 6.2 mi

Top 89%
×2story building
+38ft-17ft

Overall

2155

Males

1401

M35-39

208

10K→15K

6.2 - 9.3 mi

Top 73%
×2story building
+26ft-44ft

Overall

1770

Males

1187

M35-39

182

15K→20K

9.3 - 12.4 mi

Top 90%
×1story
+35ft-22ft

Overall

2189

Males

1398

M35-39

213

20K→Half

12.4 - 13.1 mi

Top 80%
×1human
+7ft-13ft

Overall

1949

Males

1270

M35-39

185

Half→30K

13.1 - 18.6 mi

Top 86%
×2story building
+86ft-72ft

Overall

2080

Males

1320

M35-39

194

30K→35K

18.6 - 21.8 mi

Top 84%
×2stacked humans
+39ft-39ft

Overall

2029

Males

1266

M35-39

181

35K→25.2M

21.8 - 25.2 mi

Top 71%
×3story building
+57ft-58ft

Overall

1733

Males

1062

M35-39

152

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×1human
+17ft-12ft

Overall

1876

Males

1178

M35-39

171

Passing Analysis

Category:
Athletes Passed
265*
Passed By
476
Net Change
-211
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1761
5K → 10K5*253-248#1761#2009
10K → 15K892+87#2009#1922
15K → 20K11*114-103#1922#2025
20K → Half37*2+35#2025#1990
Half → 30K52*69-17#1990#2007
30K → 35K23*26-3#2007#2010
35K → 25.2M39*9+30#2010#1980
25.2M → Finish9*1+8#1980#1972
TOTALS265*476-211

* 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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