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SHAMROCK MARATHON 2026

Sarah Mandudzo

Bib: 3215•F•Age: 50

Palo Alto, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 2429
Gender (Female)
#0 / 943
Masters (Masters Women)
#0 / 286
Division (F50-54)
#0 / 55
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
11:38/mi
36:09
↑ 26↓ 31
10K· 6.21 mi
12:03/mi
1:13:34
↑ 38↓ 170.1%
15K· 9.32 mi
12:27/mi
1:52:14
↑ 26↓ 440.1%
20K· 12.43 mi
13:04/mi
2:32:49
↑ 35↓ 22
Half· 13.10 mi
13:31/mi
2:41:53
↓ 130.2%
30K· 18.64 mi
14:00/mi
3:59:29
↑ 86↓ 72
35K· 21.75 mi
17:00/mi
4:52:17
↑ 39↓ 39
25.2M
14:29/mi
5:42:17
↑ 57↓ 58
Finish· 26.22 mi
14:29/mi
5:57:03
↑ 17↓ 12

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.10 mi
Time2:41:53
Pace12:22 /mi
2nd Half
Distance13.12 mi
Time3:15:10
Pace14:53 /mi
📊Positive Split: 20.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:16:5336:0911:3836:09
11:38
-
10K
6.21 mi08:54:181:13:3411:5037:25
12:03
+0:25
15K
9.32 mi09:32:581:52:1412:0238:40
12:27
+0:24
20K
12.43 mi10:13:332:32:4912:1840:35
13:04
+0:37
Half
13.10 mi10:22:372:41:5312:229:04
13:31
+0:27
30K
18.64 mi11:40:133:59:2912:511:17:36
14:00
+0:29
35K
21.75 mi12:33:014:52:1713:2652:48
17:00
+3:00
25.2M
25.20 mi13:23:015:42:1713:3550:00
14:29
-2:31
Finish
26.22 mi13:37:475:57:0313:3814:46
14:29
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

11:38 /mi

Average Pace

13:38 /mi

Slowest Pace

17:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:14

31% of race

Time at Steady Pace

2:07:15

36% of race

Time at Slower Pace

1:57:34

33% of race

Average Pace: 13:37 /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 mi08:16:5336:0911:3836:09
11:38
#2201
10K
6.21 mi08:54:181:13:3411:5037:25
12:03
#2238
15K
9.32 mi09:32:581:52:1412:0238:40
12:27
#2262
20K
12.43 mi10:13:332:32:4912:1840:35
13:04
#2270
Half
13.10 mi10:22:372:41:5312:229:04
13:31
#2245
30K
18.64 mi11:40:133:59:2912:511:17:36
14:00
#2222
35K
21.75 mi12:33:014:52:1713:2652:48
17:00
#2223
25.2M
25.20 mi13:23:015:42:1713:3550:00
14:29
#2182
Finish
26.22 mi13:37:475:57:0313:3814:46
14:29
#2171
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi2201785392276(Top 94%)816(Top 87%)43(Top 78%)
10K6.21 mi3.10 mi2238-37796-11392276(Top 94%)815(Top 86%)40(Top 73%)
15K9.32 mi3.11 mi2262-24807-1141-22276(Top 94%)816(Top 87%)43(Top 78%)
20K12.43 mi3.11 mi2270-8812-542-12273(Top 94%)827(Top 88%)45(Top 82%)
Half13.10 mi0.67 mi2245+25801+11422291(Top 94%)849(Top 90%)46(Top 84%)
30K18.64 mi5.54 mi2222+23811-1045-32198(Top 90%)811(Top 86%)47(Top 85%)
35K21.75 mi3.11 mi2223-1816-546-12177(Top 90%)831(Top 88%)51(Top 93%)
25.2M25.20 mi3.45 mi2182+41801+1545+11882(Top 77%)721(Top 76%)39(Top 71%)
Finish26.22 mi1.02 mi2171+11797+4451959(Top 81%)733(Top 78%)40(Top 73%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×1story
+26ft-31ft

Overall

2276

Females

816

F50-54

44

5K→10K

3.1 - 6.2 mi

Top 94%
×2story building
+38ft-17ft

Overall

2276

Females

815

F50-54

41

10K→15K

6.2 - 9.3 mi

Top 94%
×2story building
+26ft-44ft

Overall

2276

Females

816

F50-54

44

15K→20K

9.3 - 12.4 mi

Top 94%
×1story
+35ft-22ft

Overall

2273

Females

827

F50-54

46

20K→Half

12.4 - 13.1 mi

Top 94%
×1human
+7ft-13ft

Overall

2291

Females

849

F50-54

46

Half→30K

13.1 - 18.6 mi

Top 90%
×2story building
+86ft-72ft

Overall

2198

Females

811

F50-54

47

30K→35K

18.6 - 21.8 mi

Top 90%
×2stacked humans
+39ft-39ft

Overall

2177

Females

831

F50-54

51

35K→25.2M

21.8 - 25.2 mi

Top 77%
×3story building
+57ft-58ft

Overall

1882

Females

721

F50-54

39

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×1human
+17ft-12ft

Overall

1959

Females

733

F50-54

40

Passing Analysis

Category:
Athletes Passed
203*
Passed By
173
Net Change
+30
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2201
5K → 10K11*48-37#2201#2238
10K → 15K1539-24#2238#2262
15K → 20K17*25-8#2262#2270
20K → Half30*5+25#2270#2245
Half → 30K53*30+23#2245#2222
30K → 35K22*23-1#2222#2223
35K → 25.2M43*2+41#2223#2182
25.2M → Finish12*1+11#2182#2171
TOTALS203*173+30

* 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

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management