Shamrock Marathon logo
SHAMROCK MARATHON 2026

Allen Kim

Bib: 387•M•Age: 38

Arlington, VA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 2429
Top 40%
Gender (Male)
#0 / 1480
Top 47%
Division (M35-39)
#0 / 220
Top 42%
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
8:45/mi
27:10
↑ 26↓ 31
10K· 6.21 mi
8:27/mi
53:26
↑ 38↓ 170.1%
15K· 9.32 mi
8:38/mi
1:20:15
↑ 26↓ 440.1%
20K· 12.43 mi
8:27/mi
1:46:29
↑ 35↓ 22
Half· 13.10 mi
8:25/mi
1:52:08
↓ 130.2%
30K· 18.64 mi
8:13/mi
2:37:39
↑ 86↓ 72
35K· 21.75 mi
12:19/mi
3:15:56
↑ 39↓ 39
25.2M
14:28/mi
4:05:52
↑ 57↓ 58
Finish· 26.22 mi
11:47/mi
4:17:52
↑ 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
Time1:52:08
Pace8:34 /mi
2nd Half
Distance13.12 mi
Time2:25:44
Pace11:06 /mi
📊Positive Split: 30.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:59:3027:108:4527:10
8:45
-
10K
6.21 mi08:25:4653:268:3626:16
8:27
-0:18
15K
9.32 mi08:52:351:20:158:3726:49
8:38
+0:11
20K
12.43 mi09:18:491:46:298:3426:14
8:27
-0:11
Half
13.10 mi09:24:281:52:088:345:39
8:25
-0:02
30K
18.64 mi10:09:592:37:398:2745:31
8:13
-0:12
35K
21.75 mi10:48:163:15:569:0138:17
12:19
+4:06
25.2M
25.20 mi11:38:124:05:529:4549:56
14:28
+2:09
Finish
26.22 mi11:50:124:17:529:5112:00
11:47
-2:41

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

8:13 /mi

Average Pace

9:51 /mi

Slowest Pace

14:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:37:39

61% of race

Time at Slower Pace

1:40:13

39% of race

Average Pace: 9:50 /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 mi07:59:3027:108:4527:10
8:45
#845
10K
6.21 mi08:25:4653:268:3626:16
8:27
#759
15K
9.32 mi08:52:351:20:158:3726:49
8:38
#757
20K
12.43 mi09:18:491:46:298:3426:14
8:27
#711
Half
13.10 mi09:24:281:52:088:345:39
8:25
#697
30K
18.64 mi10:09:592:37:398:2745:31
8:13
#579
35K
21.75 mi10:48:163:15:569:0138:17
12:19
#717
25.2M
25.20 mi11:38:124:05:529:4549:56
14:28
#952
Finish
26.22 mi11:50:124:17:529:5112:00
11:47
#972
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
5K3.11 mi3.11 mi84564790765(Top 31%)605(Top 41%)83(Top 38%)
10K6.21 mi3.10 mi759+86596+5184+6698(Top 29%)554(Top 37%)72(Top 33%)
15K9.32 mi3.11 mi757+2597-182+2765(Top 31%)605(Top 41%)83(Top 38%)
20K12.43 mi3.11 mi711+46563+3476+6620(Top 26%)499(Top 34%)68(Top 31%)
Half13.10 mi0.67 mi697+14555+875+1584(Top 24%)475(Top 32%)64(Top 29%)
30K18.64 mi5.54 mi579+118466+8966+9446(Top 18%)367(Top 25%)52(Top 24%)
35K21.75 mi3.11 mi717-138561-9580-141237(Top 51%)814(Top 55%)112(Top 51%)
25.2M25.20 mi3.45 mi952-235688-12792-121874(Top 77%)1151(Top 78%)163(Top 74%)
Finish26.22 mi1.02 mi972-20700-1293-11509(Top 62%)934(Top 63%)119(Top 54%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×1story
+26ft-31ft

Overall

765

Males

605

M35-39

90

5K→10K

3.1 - 6.2 mi

Top 29%
×2story building
+38ft-17ft

Overall

698

Males

554

M35-39

80

10K→15K

6.2 - 9.3 mi

Top 31%
×2story building
+26ft-44ft

Overall

765

Males

605

M35-39

90

15K→20K

9.3 - 12.4 mi

Top 26%
×1story
+35ft-22ft

Overall

620

Males

499

M35-39

74

20K→Half

12.4 - 13.1 mi

Top 24%
×1human
+7ft-13ft

Overall

584

Males

475

M35-39

68

Half→30K

13.1 - 18.6 mi

Top 18%
×2story building
+86ft-72ft

Overall

446

Males

367

M35-39

54

30K→35K

18.6 - 21.8 mi

Top 51%
×2stacked humans
+39ft-39ft

Overall

1237

Males

814

M35-39

113

35K→25.2M

21.8 - 25.2 mi

Top 77%
×3story building
+57ft-58ft

Overall

1874

Males

1151

M35-39

164

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×1human
+17ft-12ft

Overall

1509

Males

934

M35-39

120

Passing Analysis

Category:
Athletes Passed
308*
Passed By
435
Net Change
-127
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#845
5K → 10K893+86#845#759
10K → 15K2018+2#759#757
15K → 20K48*2+46#757#711
20K → Half16*2+14#711#697
Half → 30K118*0+118#697#579
30K → 35K6*144-138#579#717
35K → 25.2M7*242-235#717#952
25.2M → Finish4*24-20#952#972
TOTALS308*435-127

* 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