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SHAMROCK MARATHON 2026

Tara Santora

Bib: 1556•X•Age: 28

Centennial, CO

0:00
0:00
/ mi
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Overall
#0 / 2429
Gender (Other)
#0 / 6
Top 50%
Non Binary
#0 / 6
Top 50%
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
9:35/mi
29:45
↑ 26↓ 31
10K· 6.21 mi
9:35/mi
59:30
↑ 38↓ 170.1%
15K· 9.32 mi
9:54/mi
1:30:15
↑ 26↓ 440.1%
20K· 12.43 mi
10:25/mi
2:02:36
↑ 35↓ 22
Half· 13.10 mi
10:20/mi
2:09:32
↓ 130.2%
30K· 18.64 mi
12:30/mi
3:18:49
↑ 86↓ 72
35K· 21.75 mi
12:59/mi
3:59:09
↑ 39↓ 39
25.2M
11:38/mi
4:39:19
↑ 57↓ 58
Finish· 26.22 mi
8:55/mi
4:48:24
↑ 17↓ 12

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.10 mi
Time2:09:32
Pace9:53 /mi
2nd Half
Distance13.12 mi
Time2:38:52
Pace12:07 /mi
📊Positive Split: 22.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:07:4629:459:3529:45
9:35
-
10K
6.21 mi08:37:3159:309:3529:45
9:35
0:00
15K
9.32 mi09:08:161:30:159:4130:45
9:54
+0:19
20K
12.43 mi09:40:372:02:369:5232:21
10:25
+0:31
Half
13.10 mi09:47:332:09:329:536:56
10:20
-0:05
30K
18.64 mi10:56:503:18:4910:401:09:17
12:30
+2:10
35K
21.75 mi11:37:103:59:0911:0040:20
12:59
+0:29
25.2M
25.20 mi12:17:204:39:1911:0540:10
11:38
-1:21
Finish
26.22 mi12:26:254:48:2411:009:05
8:55
-2:43

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

8:55 /mi

Average Pace

11:00 /mi

Slowest Pace

12:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:08:35

24% of race

Time at Steady Pace

1:10:02

24% of race

Time at Slower Pace

2:29:47

52% of race

Average Pace: 11:00 /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 mi08:07:4629:459:3529:45
9:35
#1361
10K
6.21 mi08:37:3159:309:3529:45
9:35
#1372
15K
9.32 mi09:08:161:30:159:4130:45
9:54
#1414
20K
12.43 mi09:40:372:02:369:5232:21
10:25
#1455
Half
13.10 mi09:47:332:09:329:536:56
10:20
#1447
30K
18.64 mi10:56:503:18:4910:401:09:17
12:30
#1635
35K
21.75 mi11:37:103:59:0911:0040:20
12:59
#1592
25.2M
25.20 mi12:17:204:39:1911:0540:10
11:38
#1508
Finish
26.22 mi12:26:254:48:2411:009:05
8:55
#1469
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallXNon BinarySeg. OverallSeg. XSeg. Non Binary
5K3.11 mi3.11 mi1361331508(Top 62%)3(Top 50%)3(Top 50%)
10K6.21 mi3.10 mi1372-11331402(Top 58%)3(Top 50%)3(Top 50%)
15K9.32 mi3.11 mi1414-42331508(Top 62%)3(Top 50%)3(Top 50%)
20K12.43 mi3.11 mi1455-41331616(Top 67%)3(Top 50%)3(Top 50%)
Half13.10 mi0.67 mi1447+8331566(Top 64%)3(Top 50%)3(Top 50%)
30K18.64 mi5.54 mi1635-188331949(Top 80%)5(Top 83%)5(Top 83%)
35K21.75 mi3.11 mi1592+43331425(Top 59%)5(Top 83%)5(Top 83%)
25.2M25.20 mi3.45 mi1508+84331097(Top 45%)3(Top 50%)3(Top 50%)
Finish26.22 mi1.02 mi1469+3933577(Top 24%)2(Top 33%)2(Top 33%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×1story
+26ft-31ft

Overall

1508

X

3

X25-29

1

5K→10K

3.1 - 6.2 mi

Top 58%
×2story building
+38ft-17ft

Overall

1402

X

3

X25-29

1

10K→15K

6.2 - 9.3 mi

Top 62%
×2story building
+26ft-44ft

Overall

1508

X

3

X25-29

1

15K→20K

9.3 - 12.4 mi

Top 67%
×1story
+35ft-22ft

Overall

1616

X

3

X25-29

1

20K→Half

12.4 - 13.1 mi

Top 64%
×1human
+7ft-13ft

Overall

1566

X

3

X25-29

1

Half→30K

13.1 - 18.6 mi

Top 80%
×2story building
+86ft-72ft

Overall

1949

X

5

X25-29

1

30K→35K

18.6 - 21.8 mi

Top 59%
×2stacked humans
+39ft-39ft

Overall

1425

X

5

X25-29

1

35K→25.2M

21.8 - 25.2 mi

Top 45%
×3story building
+57ft-58ft

Overall

1097

X

3

X25-29

1

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×1human
+17ft-12ft

Overall

577

X

2

X25-29

1

Passing Analysis

Category:
Athletes Passed
274*
Passed By
382
Net Change
-108
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1361
5K → 10K25*36-11#1361#1372
10K → 15K850-42#1372#1414
15K → 20K9*50-41#1414#1455
20K → Half23*15+8#1455#1447
Half → 30K25*213-188#1447#1635
30K → 35K58*15+43#1635#1592
35K → 25.2M87*3+84#1592#1508
25.2M → Finish39*0+39#1508#1469
TOTALS274*382-108

* 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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J & A Racing

Big River Race Management

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