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SHAMROCK MARATHON 2025

Donald McKinnon

Stafford, VA

Bib: 747 M 50

0:00
0:00
/ mi
Masters
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Overall
#0 / 1949
Top 22%
Gender (Male)
#0 / 1153
Top 27%
Masters (Masters Men)
#0 / 398
Top 26%
Division (M50-54)
#0 / 76
Top 21%
Race Day Weather
71°/61°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
7 ft elev
5K· 3.11 mi
8:32/mi
26:28
↑ 26↓ 31
1 ft elev
10K· 6.21 mi
8:41/mi
53:25
↑ 38↓ 170.1%
22 ft elev
15K· 9.32 mi
8:30/mi
1:19:47
↑ 26↓ 440.1%
5 ft elev
20K· 12.43 mi
8:31/mi
1:46:13
↑ 35↓ 22
17 ft elev
Half· 13.10 mi
8:58/mi
1:52:14
↓ 130.2%
11 ft elev
25K· 15.53 mi
8:41/mi
2:13:22
↑ 48↓ 190.2%
38 ft elev
30K· 18.64 mi
7:38/mi
2:37:04
↑ 38↓ 52
25 ft elev
35K· 21.75 mi
9:47/mi
3:07:27
↑ 39↓ 39
25 ft elev
25.2M
8:48/mi
3:37:49
↑ 57↓ 58
24 ft elev
Finish· 26.22 mi
8:42/mi
3:46:40
↑ 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
1:52:148:35 /mi⚡ faster
2nd Half
1:54:268:44 /mi+2.0%
Positive split — 2.0% 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
26:288:323.11 mi26:28
8:32
-
10K
53:258:363.10 mi26:57
8:41
+0:09
15K
1:19:478:343.11 mi26:22
8:30
-0:11
20K
1:46:138:333.11 mi26:26
8:31
+0:01
Half(13.10 mi)
1:52:148:350.67 mi6:01
8:58
+0:27
25K
2:13:228:362.43 mi21:08
8:41
-0:17
30K
2:37:048:263.11 mi23:42
7:38
-1:03
35K
3:07:278:383.11 mi30:23
9:47
+2:09
25.2M
3:37:498:393.45 mi30:22
8:48
-0:59
Finish(26.22 mi)
3:46:408:401.02 mi8:51
8:42
-0:06
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:38 /mi

Average Pace

8:39 /mi

Slowest Pace

9:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

23:42

10% of race

Time at Steady Pace

2:46:34

73% of race

Time at Slower Pace

36:24

16% of race

Average Pace: 8:39 /mi

Loading chart...
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. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi5364041950137915
10K3.10 mi555-19412-81961244922
15K3.11 mi540+15405+718+150137915
20K3.11 mi529+11395+101851838516
Half(13.10 mi)0.67 mi518+11387+81846835515
25K2.43 mi503+15379+816+246134817
30K3.11 mi487+16365+141642131515
35K3.11 mi451+36339+261637726810
25.2M3.45 mi418+33311+2815+132022510
Finish(26.22 mi)1.02 mi423-5313-216-148932717

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×1story
+26ft-31ft

Overall

501

Males

379

M50-54

15

5K→10K

3.1 - 6.2 mi

Top 31%
×2story building
+38ft-17ft

Overall

612

Males

449

M50-54

22

10K→15K

6.2 - 9.3 mi

Top 26%
×2story building
+26ft-44ft

Overall

501

Males

379

M50-54

15

15K→20K

9.3 - 12.4 mi

Top 27%
×1story
+35ft-22ft

Overall

518

Males

385

M50-54

16

20K→Half

12.4 - 13.1 mi

Top 24%
×1human
+7ft-13ft

Overall

468

Males

355

M50-54

15

Half→25K

13.1 - 15.5 mi

Top 24%
×2story building
+48ft-19ft

Overall

461

Males

348

M50-54

17

25K→30K

15.5 - 18.6 mi

Top 22%
×2story building
+38ft-52ft

Overall

421

Males

315

M50-54

15

30K→35K

18.6 - 21.8 mi

Top 19%
×2stacked humans
+39ft-39ft

Overall

377

Males

268

M50-54

10

35K→25.2M

21.8 - 25.2 mi

Top 16%
×3story building
+57ft-58ft

Overall

320

Males

225

M50-54

10

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×1human
+17ft-12ft

Overall

489

Males

327

M50-54

17

Passing Analysis

Category:
Passed
176
Passed By
63
Net Change
+113
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#536
5K → 10K827-19#536#555
10K → 15K205+15#555#540
15K → 20K187+11#540#529
20K → Half110+11#529#518
Half → 25K205+15#518#503
25K → 30K193+16#503#487
30K → 35K393+36#487#451
35K → 25.2M385+33#451#418
25.2M → Finish38-5#418#423
TOTALS17663+113

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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BQ

Boston Qualifying analysis available

Finisher Certificate
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