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SHAMROCK MARATHON 2026

Jacob Arnold

Bib: 1545•M•Age: 29

Chesterfield, VA

0:00
0:00
/ mi
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Overall
#0 / 2429
Top 24%
Gender (Male)
#0 / 1480
Top 31%
Division (M25-29)
#0 / 297
Top 34%
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
9:07/mi
28:21
↑ 26↓ 31
10K· 6.21 mi
8:50/mi
55:49
↑ 38↓ 170.1%
15K· 9.32 mi
8:30/mi
1:22:13
↑ 26↓ 440.1%
20K· 12.43 mi
8:27/mi
1:48:29
↑ 35↓ 22
Half· 13.10 mi
8:40/mi
1:54:18
↓ 130.2%
30K· 18.64 mi
8:43/mi
2:42:35
↑ 86↓ 72
35K· 21.75 mi
9:37/mi
3:12:29
↑ 39↓ 39
25.2M
9:20/mi
3:44:42
↑ 57↓ 58
Finish· 26.22 mi
9:04/mi
3:53:56
↑ 17↓ 12

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.10 mi
Time1:54:18
Pace8:44 /mi
2nd Half
Distance13.12 mi
Time1:59:38
Pace9:07 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:06:4728:219:0728:21
9:07
-
10K
6.21 mi08:34:1555:498:5927:28
8:50
-0:17
15K
9.32 mi09:00:391:22:138:4926:24
8:30
-0:20
20K
12.43 mi09:26:551:48:298:4426:16
8:27
-0:03
Half
13.10 mi09:32:441:54:188:445:49
8:40
+0:13
30K
18.64 mi10:21:012:42:358:4348:17
8:43
+0:03
35K
21.75 mi10:50:553:12:298:5129:54
9:37
+0:54
25.2M
25.20 mi11:23:083:44:428:5532:13
9:20
-0:17
Finish
26.22 mi11:32:223:53:568:569:14
9:04
-0:16

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

8:27 /mi

Average Pace

8:56 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:51:49

73% of race

Time at Steady Pace

1:02:07

27% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:55 /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 mi08:06:4728:219:0728:21
9:07
#1082
10K
6.21 mi08:34:1555:498:5927:28
8:50
#1000
15K
9.32 mi09:00:391:22:138:4926:24
8:30
#900
20K
12.43 mi09:26:551:48:298:4426:16
8:27
#815
Half
13.10 mi09:32:441:54:188:445:49
8:40
#798
30K
18.64 mi10:21:012:42:358:4348:17
8:43
#709
35K
21.75 mi10:50:553:12:298:5129:54
9:37
#637
25.2M
25.20 mi11:23:083:44:428:5532:13
9:20
#577
Finish
26.22 mi11:32:223:53:568:569:14
9:04
#582
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
5K3.11 mi3.11 mi1082802160705(Top 29%)562(Top 38%)122(Top 41%)
10K6.21 mi3.10 mi1000+82752+50151+9938(Top 39%)709(Top 48%)146(Top 49%)
15K9.32 mi3.11 mi900+100691+61141+10705(Top 29%)562(Top 38%)122(Top 41%)
20K12.43 mi3.11 mi815+85638+53134+7625(Top 26%)504(Top 34%)106(Top 36%)
Half13.10 mi0.67 mi798+17628+10136-2691(Top 28%)551(Top 37%)118(Top 40%)
30K18.64 mi5.54 mi709+89565+63123+13641(Top 26%)506(Top 34%)111(Top 38%)
35K21.75 mi3.11 mi637+72508+57110+13475(Top 20%)376(Top 25%)84(Top 28%)
25.2M25.20 mi3.45 mi577+60456+5299+11445(Top 18%)328(Top 22%)70(Top 24%)
Finish26.22 mi1.02 mi582-5460-4101-2628(Top 26%)447(Top 30%)100(Top 34%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×1story
+26ft-31ft

Overall

705

Males

562

M25-29

129

5K→10K

3.1 - 6.2 mi

Top 39%
×2story building
+38ft-17ft

Overall

938

Males

709

M25-29

153

10K→15K

6.2 - 9.3 mi

Top 29%
×2story building
+26ft-44ft

Overall

705

Males

562

M25-29

129

15K→20K

9.3 - 12.4 mi

Top 26%
×1story
+35ft-22ft

Overall

625

Males

504

M25-29

113

20K→Half

12.4 - 13.1 mi

Top 28%
×1human
+7ft-13ft

Overall

691

Males

551

M25-29

124

Half→30K

13.1 - 18.6 mi

Top 26%
×2story building
+86ft-72ft

Overall

641

Males

506

M25-29

118

30K→35K

18.6 - 21.8 mi

Top 20%
×2stacked humans
+39ft-39ft

Overall

475

Males

376

M25-29

90

35K→25.2M

21.8 - 25.2 mi

Top 18%
×3story building
+57ft-58ft

Overall

445

Males

328

M25-29

74

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×1human
+17ft-12ft

Overall

628

Males

447

M25-29

102

Passing Analysis

Category:
Athletes Passed
536*
Passed By
36
Net Change
+500
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1082
5K → 10K83*1+82#1082#1000
10K → 15K1011+100#1000#900
15K → 20K86*1+85#900#815
20K → Half20*3+17#815#798
Half → 30K97*8+89#798#709
30K → 35K78*6+72#709#637
35K → 25.2M67*7+60#637#577
25.2M → Finish4*9-5#577#582
TOTALS536*36+500

* 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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