Shamrock Marathon logo
SHAMROCK MARATHON 2026

John Behrmann

Bib: 1161•M•Age: 39

Norfolk, VA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 2429
Top 23%
Gender (Male)
#0 / 1480
Top 30%
Division (M35-39)
#0 / 220
Top 29%
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
8:10/mi
25:22
↑ 26↓ 31
10K· 6.21 mi
7:28/mi
48:35
↑ 38↓ 170.1%
15K· 9.32 mi
7:28/mi
1:11:48
↑ 26↓ 440.1%
20K· 12.43 mi
7:54/mi
1:36:21
↑ 35↓ 22
Half· 13.10 mi
8:24/mi
1:41:59
↓ 130.2%
30K· 18.64 mi
8:45/mi
2:30:31
↑ 86↓ 72
35K· 21.75 mi
11:18/mi
3:05:37
↑ 39↓ 39
25.2M
10:53/mi
3:43:10
↑ 57↓ 58
Finish· 26.22 mi
9:43/mi
3:53:04
↑ 17↓ 12

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.10 mi
Time1:41:59
Pace7:47 /mi
2nd Half
Distance13.12 mi
Time2:11:05
Pace9:59 /mi
📊Positive Split: 28.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:01:3425:228:1025:22
8:10
-
10K
6.21 mi08:24:4748:357:4923:13
7:28
-0:42
15K
9.32 mi08:48:001:11:487:4223:13
7:28
0:00
20K
12.43 mi09:12:331:36:217:4524:33
7:54
+0:26
Half
13.10 mi09:18:111:41:597:475:38
8:24
+0:30
30K
18.64 mi10:06:432:30:318:0448:32
8:45
+0:21
35K
21.75 mi10:41:493:05:378:3235:06
11:18
+2:33
25.2M
25.20 mi11:19:223:43:108:5137:33
10:53
-0:25
Finish
26.22 mi11:29:163:53:048:549:54
9:43
-1:10

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

7:28 /mi

Average Pace

8:54 /mi

Slowest Pace

11:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

46:26

20% of race

Time at Steady Pace

1:44:05

45% of race

Time at Slower Pace

1:22:33

35% of race

Average Pace: 8:53 /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 mi08:01:3425:228:1025:22
8:10
#562
10K
6.21 mi08:24:4748:357:4923:13
7:28
#394
15K
9.32 mi08:48:001:11:487:4223:13
7:28
#365
20K
12.43 mi09:12:331:36:217:4524:33
7:54
#359
Half
13.10 mi09:18:111:41:597:475:38
8:24
#360
30K
18.64 mi10:06:432:30:318:0448:32
8:45
#456
35K
21.75 mi10:41:493:05:378:3235:06
11:18
#497
25.2M
25.20 mi11:19:223:43:108:5137:33
10:53
#561
Finish
26.22 mi11:29:163:53:048:549:54
9:43
#565
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
5K3.11 mi3.11 mi56245761273(Top 11%)245(Top 17%)32(Top 15%)
10K6.21 mi3.10 mi394+168340+11747+14288(Top 12%)257(Top 17%)35(Top 16%)
15K9.32 mi3.11 mi365+29319+2145+2273(Top 11%)245(Top 17%)32(Top 15%)
20K12.43 mi3.11 mi359+6313+644+1398(Top 16%)340(Top 23%)47(Top 21%)
Half13.10 mi0.67 mi360-1311+245-1575(Top 24%)467(Top 32%)63(Top 29%)
30K18.64 mi5.54 mi456-96377-6653-8660(Top 27%)518(Top 35%)76(Top 35%)
35K21.75 mi3.11 mi497-41401-2459-6944(Top 39%)656(Top 44%)88(Top 40%)
25.2M25.20 mi3.45 mi561-64443-4264-5853(Top 35%)572(Top 39%)80(Top 37%)
Finish26.22 mi1.02 mi565-4446-363+1841(Top 35%)570(Top 39%)77(Top 35%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×1story
+26ft-31ft

Overall

273

Males

245

M35-39

36

5K→10K

3.1 - 6.2 mi

Top 12%
×2story building
+38ft-17ft

Overall

288

Males

257

M35-39

38

10K→15K

6.2 - 9.3 mi

Top 11%
×2story building
+26ft-44ft

Overall

273

Males

245

M35-39

36

15K→20K

9.3 - 12.4 mi

Top 16%
×1story
+35ft-22ft

Overall

398

Males

340

M35-39

51

20K→Half

12.4 - 13.1 mi

Top 24%
×1human
+7ft-13ft

Overall

575

Males

467

M35-39

67

Half→30K

13.1 - 18.6 mi

Top 27%
×2story building
+86ft-72ft

Overall

660

Males

518

M35-39

78

30K→35K

18.6 - 21.8 mi

Top 39%
×2stacked humans
+39ft-39ft

Overall

944

Males

656

M35-39

89

35K→25.2M

21.8 - 25.2 mi

Top 35%
×3story building
+57ft-58ft

Overall

853

Males

572

M35-39

81

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×1human
+17ft-12ft

Overall

841

Males

570

M35-39

78

Passing Analysis

Category:
Athletes Passed
258*
Passed By
261
Net Change
-3
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#562
5K → 10K1680+168#562#394
10K → 15K290+29#394#365
15K → 20K11*5+6#365#359
20K → Half6*7-1#359#360
Half → 30K13*109-96#360#456
30K → 35K13*54-41#456#497
35K → 25.2M15*79-64#497#561
25.2M → Finish3*7-4#561#565
TOTALS258*261-3

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

📊

Passing Visuals

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