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SHAMROCK MARATHON 2026

Tiffany Keffer

Christiansburg, VA

Bib: 550 F 41

0:00
0:00
/ mi
Masters
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Overall
#0 / 2429
Top 15%
Gender (Female)
#0 / 943
Top 7%
Masters (Masters Women)
#0 / 286
Top 4%
Division (F40-44)
#0 / 91
Top 2%
Race Day Weather
55°/45°F
few clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
7 ft elev
5K· 3.11 mi
7:54/mi
24:34
↑ 26↓ 31
1 ft elev
10K· 6.21 mi
7:52/mi
49:00
↑ 38↓ 170.1%
22 ft elev
15K· 9.32 mi
7:53/mi
1:13:31
↑ 26↓ 440.1%
5 ft elev
20K· 12.43 mi
8:01/mi
1:38:26
↑ 35↓ 22
17 ft elev
Half· 13.10 mi
8:06/mi
1:43:52
↓ 130.2%
11 ft elev
30K· 18.64 mi
7:53/mi
2:27:35
↑ 86↓ 72
25 ft elev
35K· 21.75 mi
9:29/mi
2:57:04
↑ 39↓ 39
25 ft elev
25.2M
9:23/mi
3:29:28
↑ 57↓ 58
24 ft elev
Finish· 26.22 mi
8:54/mi
3:38:32
↑ 17↓ 12
28 ft elev
Course Elevation
-8–55 ft
≈
×5story building
•▲ 331 ft climb · ▼ 310 ft descent

The Course

Half Splits

1st Half· via Half
1:43:527:56 /mi⚡ faster
2nd Half
1:54:408:44 /mi+10.4%
Positive split — 10.4% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
24:347:543.11 mi24:34
7:54
-
10K
49:007:533.10 mi24:26
7:52
-0:02
15K
1:13:317:533.11 mi24:31
7:53
+0:01
20K
1:38:267:553.11 mi24:55
8:01
+0:08
Half(13.10 mi)
1:43:527:560.67 mi5:26
8:06
+0:05
30K
2:27:357:555.54 mi43:43
7:53
-0:13
35K
2:57:048:093.11 mi29:29
9:29
+1:36
25.2M
3:29:288:193.45 mi32:24
9:23
-0:06
Finish(26.22 mi)
3:38:328:201.02 mi9:04
8:54
-0:29
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:52 /mi

Average Pace

8:20 /mi

Slowest Pace

9:29 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:27:35

68% of race

Time at Slower Pace

1:10:57

32% of race

Average Pace: 8:20 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi432663434693
10K3.10 mi428+4663424633
15K3.11 mi421+765+13434693
20K3.11 mi429-869-43470723
Half(13.10 mi)0.67 mi424+566+33473783
30K5.54 mi391+3362+42+1346521
35K3.11 mi388+363-12433882
25.2M3.45 mi364+246324661265
Finish(26.22 mi)1.02 mi372-867-425751606

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×1story
+26ft-31ft

Overall

434

Females

69

F40-44

5

5K→10K

3.1 - 6.2 mi

Top 17%
×2story building
+38ft-17ft

Overall

424

Females

63

F40-44

5

10K→15K

6.2 - 9.3 mi

Top 18%
×2story building
+26ft-44ft

Overall

434

Females

69

F40-44

5

15K→20K

9.3 - 12.4 mi

Top 19%
×1story
+35ft-22ft

Overall

470

Females

72

F40-44

5

20K→Half

12.4 - 13.1 mi

Top 19%
×1human
+7ft-13ft

Overall

473

Females

78

F40-44

5

Half→30K

13.1 - 18.6 mi

Top 14%
×2story building
+86ft-72ft

Overall

346

Females

52

F40-44

3

30K→35K

18.6 - 21.8 mi

Top 18%
×2stacked humans
+39ft-39ft

Overall

433

Females

88

F40-44

4

35K→25.2M

21.8 - 25.2 mi

Top 19%
×3story building
+57ft-58ft

Overall

466

Females

126

F40-44

7

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×1human
+17ft-12ft

Overall

575

Females

160

F40-44

8

Passing Analysis

Category:
Passed
151*
Passed By
91
Net Change
+60
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#432
5K → 10K1612+4#432#428
10K → 15K103+7#428#421
15K → 20K6*14-8#421#429
20K → Half9*4+5#429#424
Half → 30K55*22+33#424#391
30K → 35K17*14+3#391#388
35K → 25.2M34*10+24#388#364
25.2M → Finish4*12-8#364#372
TOTALS151*91+60

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

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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