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SHAMROCK MARATHON 2025

Amanda McMahon

Bib: 2258•F•Age: 36

Chester, VA

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0:00
0:00
/ mi
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Overall
#0 / 1949
Gender (Female)
#0 / 791
Age Group (F35-39)
Official
#0 / 111
Calculated (F35-39)
#0 / 111
Race Day Weather
71°/61°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
29:22
3.11 mi
Rank: #992
Start → 5K
29:22 | 9:28/mi
10K
1:00:39
6.21 mi
Rank: #1077 (-85)
5K → 10K
31:17 | 10:05/mi
15K
1:33:10
9.32 mi
Rank: #1153 (-76)
10K → 15K
32:31 | 10:28/mi
20K
2:07:13
12.43 mi
Rank: #1225 (-72)
15K → 20K
34:03 | 10:58/mi
Half
2:14:34
13.10 mi
Rank: #1217 (+8)
20K → Half
7:21 | 10:58/mi
25K
2:41:22
15.53 mi
Rank: #1229 (-12)
Half → 25K
26:48 | 11:01/mi
30K
3:14:57
18.64 mi
Rank: #1272 (-43)
25K → 30K
33:35 | 10:49/mi
35K
3:59:06
21.75 mi
Rank: #1289 (-17)
30K → 35K
44:09 | 14:13/mi
25.2M
4:41:15
25.20 mi
Rank: #1287 (+2)
35K → 25.2M
42:09 | 12:13/mi
Finish
4:52:32
26.22 mi
Rank: #1283 (+4)
25.2M → Finish
11:17 | 11:05/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:14:34
Pace10:17 /mi
2nd Half
Distance13.12 mi
Time2:37:58
Pace12:03 /mi
📊Positive Split: 17.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:13:2729:229:2829:22
9:28
-
10K
6.21 mi08:44:441:00:399:4631:17
10:05
+0:37
15K
9.32 mi09:17:151:33:1010:0032:31
10:28
+0:23
20K
12.43 mi09:51:182:07:1310:1534:03
10:58
+0:30
Half
13.10 mi09:58:392:14:3410:177:21
10:58
0:00
25K
15.53 mi10:25:272:41:2210:2426:48
11:01
+0:03
30K
18.64 mi10:59:023:14:5710:2833:35
10:49
-0:12
35K
21.75 mi11:43:113:59:0611:0044:09
14:13
+3:24
25.2M
25.20 mi12:25:204:41:1511:1042:09
12:13
-2:00
Finish
26.22 mi12:36:374:52:3211:1011:17
11:05
-1:08

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

9:28 /mi

Average Pace

11:10 /mi

Slowest Pace

14:13 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:00:39

21% of race

Time at Steady Pace

2:25:35

50% of race

Time at Slower Pace

1:26:18

30% of race

Average Pace: 11:09 /mi

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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.

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

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi08:13:2729:229:2829:22
9:28
#992
10K
6.21 mi08:44:441:00:399:4631:17
10:05
#1077
15K
9.32 mi09:17:151:33:1010:0032:31
10:28
#1153
20K
12.43 mi09:51:182:07:1310:1534:03
10:58
#1225
Half
13.10 mi09:58:392:14:3410:177:21
10:58
#1217
25K
15.53 mi10:25:272:41:2210:2426:48
11:01
#1229
30K
18.64 mi10:59:023:14:5710:2833:35
10:49
#1272
35K
21.75 mi11:43:113:59:0611:0044:09
14:13
#1289
25.2M
25.20 mi12:25:204:41:1511:1042:09
12:13
#1287
Finish
26.22 mi12:36:374:52:3211:1011:17
11:05
#1283
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
5K3.11 mi3.11 mi992301391333(Top 68%)448(Top 57%)58(Top 52%)
10K6.21 mi3.10 mi1077-85334-3343-41185(Top 61%)382(Top 48%)50(Top 45%)
15K9.32 mi3.11 mi1153-76368-3449-61333(Top 68%)448(Top 57%)58(Top 52%)
20K12.43 mi3.11 mi1225-72398-3054-51433(Top 74%)510(Top 64%)68(Top 61%)
Half13.10 mi0.67 mi1217+8396+253+11177(Top 60%)385(Top 49%)53(Top 48%)
25K15.53 mi2.43 mi1229-12402-6531241(Top 64%)426(Top 54%)55(Top 50%)
30K18.64 mi3.11 mi1272-43433-3157-41456(Top 75%)556(Top 70%)72(Top 65%)
35K21.75 mi3.11 mi1289-17453-2059-21368(Top 70%)527(Top 67%)67(Top 60%)
25.2M25.20 mi3.45 mi1287+2463-10591223(Top 63%)482(Top 61%)66(Top 59%)
Finish26.22 mi1.02 mi1283+4464-160-11315(Top 67%)517(Top 65%)68(Top 61%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×1
+26ft-31ft

Overall

1333

Females

448

F35-39

58

5K→10K

3.1 - 6.2 mi

Top 61%
×2
+38ft-17ft

Overall

1185

Females

382

F35-39

50

10K→15K

6.2 - 9.3 mi

Top 68%
×2
+26ft-44ft

Overall

1333

Females

448

F35-39

58

15K→20K

9.3 - 12.4 mi

Top 74%
×1
+35ft-22ft

Overall

1433

Females

510

F35-39

68

20K→Half

12.4 - 13.1 mi

Top 60%
×1
+7ft-13ft

Overall

1177

Females

385

F35-39

53

Half→25K

13.1 - 15.5 mi

Top 64%
×2
+48ft-19ft

Overall

1241

Females

426

F35-39

55

25K→30K

15.5 - 18.6 mi

Top 75%
×2
+38ft-52ft

Overall

1456

Females

556

F35-39

72

30K→35K

18.6 - 21.8 mi

Top 70%
×2
+39ft-39ft

Overall

1368

Females

527

F35-39

67

35K→25.2M

21.8 - 25.2 mi

Top 63%
×3
+57ft-58ft

Overall

1223

Females

482

F35-39

66

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×1
+17ft-12ft

Overall

1315

Females

517

F35-39

68

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
101
Passed By
392
Net Change
-291
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#992
5K → 10K590-85#992#1077
10K → 15K682-76#1077#1153
15K → 20K577-72#1153#1225
20K → Half113+8#1225#1217
Half → 25K1729-12#1217#1229
25K → 30K952-43#1229#1272
30K → 35K2138-17#1272#1289
35K → 25.2M2018+2#1289#1287
25.2M → Finish73+4#1287#1283
TOTALS101392-291
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

BQ

Boston Qualifying analysis available

Finisher Certificate

Download and share your official race completion certificate

🏆 Finisher Certificate
Download or share your official race finisher certificate
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Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management