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SHAMROCK MARATHON 2026

Karen Derrick

Bib: 3888•F•Age: 65

Columbia, MO

0:00
0:00
/ mi
Masters
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Overall
#0 / 2429
Gender (Female)
#0 / 943
Masters (Masters Women)
#0 / 286
Division (F65-69)
#0 / 12
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
12:39/mi
39:17
↑ 26↓ 31
10K· 6.21 mi
12:52/mi
1:19:14
↑ 38↓ 170.1%
15K· 9.32 mi
12:45/mi
1:58:52
↑ 26↓ 440.1%
20K· 12.43 mi
13:29/mi
2:40:45
↑ 35↓ 22
Half· 13.10 mi
13:10/mi
2:49:35
↓ 130.2%
30K· 18.64 mi
13:10/mi
4:02:33
↑ 86↓ 72
35K· 21.75 mi
15:17/mi
4:50:01
↑ 39↓ 39
25.2M
14:51/mi
5:41:18
↑ 57↓ 58
Finish· 26.22 mi
14:51/mi
5:56:26
↑ 17↓ 12

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.10 mi
Time2:49:35
Pace12:57 /mi
2nd Half
Distance13.12 mi
Time3:06:51
Pace14:14 /mi
📊Positive Split: 10.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:24:0539:1712:3939:17
12:39
-
10K
6.21 mi09:04:021:19:1412:4539:57
12:52
+0:13
15K
9.32 mi09:43:401:58:5212:4539:38
12:45
-0:07
20K
12.43 mi10:25:332:40:4512:5641:53
13:29
+0:44
Half
13.10 mi10:34:232:49:3512:578:50
13:10
-0:19
30K
18.64 mi11:47:214:02:3313:011:12:58
13:10
0:00
35K
21.75 mi12:34:494:50:0113:2047:28
15:17
+2:07
25.2M
25.20 mi13:26:065:41:1813:3351:17
14:51
-0:26
Finish
26.22 mi13:41:145:56:2613:3615:08
14:51
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

12:39 /mi

Average Pace

13:36 /mi

Slowest Pace

15:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

39:17

11% of race

Time at Steady Pace

3:23:16

57% of race

Time at Slower Pace

1:53:53

32% of race

Average Pace: 13:36 /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 mi08:24:0539:1712:3939:17
12:39
#2365
10K
6.21 mi09:04:021:19:1412:4539:57
12:52
#2361
15K
9.32 mi09:43:401:58:5212:4539:38
12:45
#2353
20K
12.43 mi10:25:332:40:4512:5641:53
13:29
#2351
Half
13.10 mi10:34:232:49:3512:578:50
13:10
#2317
30K
18.64 mi11:47:214:02:3313:011:12:58
13:10
#2241
35K
21.75 mi12:34:494:50:0113:2047:28
15:17
#2205
25.2M
25.20 mi13:26:065:41:1813:3351:17
14:51
#2176
Finish
26.22 mi13:41:145:56:2613:3615:08
14:51
#2163
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF65-69Seg. OverallSeg. FemalesSeg. F65-69
5K3.11 mi3.11 mi236587292311(Top 95%)837(Top 89%)9(Top 75%)
10K6.21 mi3.10 mi2361+4864+892367(Top 97%)869(Top 92%)9(Top 75%)
15K9.32 mi3.11 mi2353+8860+492311(Top 95%)837(Top 89%)9(Top 75%)
20K12.43 mi3.11 mi2351+2863-392316(Top 95%)848(Top 90%)8(Top 67%)
Half13.10 mi0.67 mi2317+34847+1692246(Top 92%)822(Top 87%)8(Top 67%)
30K18.64 mi5.54 mi2241+76818+2992062(Top 85%)744(Top 79%)7(Top 58%)
35K21.75 mi3.11 mi2205+36809+991868(Top 77%)689(Top 73%)6(Top 50%)
25.2M25.20 mi3.45 mi2176+29798+1191982(Top 82%)756(Top 80%)7(Top 58%)
Finish26.22 mi1.02 mi2163+13795+38+12021(Top 83%)761(Top 81%)7(Top 58%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 95%
×1story
+26ft-31ft

Overall

2311

Females

837

F65-69

9

5K→10K

3.1 - 6.2 mi

Top 97%
×2story building
+38ft-17ft

Overall

2367

Females

869

F65-69

9

10K→15K

6.2 - 9.3 mi

Top 95%
×2story building
+26ft-44ft

Overall

2311

Females

837

F65-69

9

15K→20K

9.3 - 12.4 mi

Top 95%
×1story
+35ft-22ft

Overall

2316

Females

848

F65-69

8

20K→Half

12.4 - 13.1 mi

Top 92%
×1human
+7ft-13ft

Overall

2246

Females

822

F65-69

8

Half→30K

13.1 - 18.6 mi

Top 85%
×2story building
+86ft-72ft

Overall

2062

Females

744

F65-69

7

30K→35K

18.6 - 21.8 mi

Top 77%
×2stacked humans
+39ft-39ft

Overall

1868

Females

689

F65-69

6

35K→25.2M

21.8 - 25.2 mi

Top 82%
×3story building
+57ft-58ft

Overall

1982

Females

756

F65-69

7

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×1human
+17ft-12ft

Overall

2021

Females

761

F65-69

7

Passing Analysis

Category:
Athletes Passed
266*
Passed By
64
Net Change
+202
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2365
5K → 10K23*19+4#2365#2361
10K → 15K168+8#2361#2353
15K → 20K19*17+2#2353#2351
20K → Half34*0+34#2351#2317
Half → 30K81*5+76#2317#2241
30K → 35K45*9+36#2241#2205
35K → 25.2M35*6+29#2205#2176
25.2M → Finish13*0+13#2176#2163
TOTALS266*64+202

* 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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