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SHAMROCK MARATHON 2025

Nate Madden

Bib: 3061•M•Age: 33

Mc Lean, VA

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0:00
0:00
/ mi
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Overall
#0 / 1949
Gender (Male)
#0 / 1153
Age Group (M30-34)
#0 / 185
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
39:46
3.11 mi
Rank: #1865
Start → 5K
39:46 | 12:48/mi
10K
1:13:25
6.21 mi
Rank: #1726 (+139)
5K → 10K
33:39 | 10:50/mi
15K
1:43:32
9.32 mi
Rank: #1531 (+195)
10K → 15K
30:07 | 9:42/mi
20K
2:13:06
12.43 mi
Rank: #1393 (+138)
15K → 20K
29:34 | 9:31/mi
Half
2:20:35
13.10 mi
Rank: #1381 (+12)
20K → Half
7:29 | 11:10/mi
25K
2:46:02
15.53 mi
Rank: #1326 (+55)
Half → 25K
25:27 | 10:27/mi
30K
3:14:24
18.64 mi
Rank: #1265 (+61)
25K → 30K
28:22 | 9:08/mi
35K
3:52:03
21.75 mi
Rank: #1197 (+68)
30K → 35K
37:39 | 12:08/mi
25.2M
4:28:08
25.20 mi
Rank: #1130 (+67)
35K → 25.2M
36:05 | 10:28/mi
Finish
4:37:42
26.22 mi
Rank: #1114 (+16)
25.2M → Finish
9:34 | 9:24/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via Half
Distance13.10 mi
Time2:20:35
Pace10:44 /mi
2nd Half✓ Faster
Distance13.12 mi
Time2:17:07
Pace10:28 /mi
📊Negative Split: 2.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:18:0039:4612:4839:46
12:48
-
10K
6.21 mi08:51:391:13:2511:4933:39
10:50
-1:58
15K
9.32 mi09:21:461:43:3211:0730:07
9:42
-1:08
20K
12.43 mi09:51:202:13:0610:4329:34
9:31
-0:11
Half
13.10 mi09:58:492:20:3510:447:29
11:10
+1:39
25K
15.53 mi10:24:162:46:0210:4225:27
10:27
-0:43
30K
18.64 mi10:52:383:14:2410:2628:22
9:08
-1:19
35K
21.75 mi11:30:173:52:0310:4137:39
12:08
+3:00
25.2M
25.20 mi12:06:224:28:0810:3936:05
10:28
-1:40
Finish
26.22 mi12:15:564:37:4210:369:34
9:24
-1:04

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

9:08 /mi

Average Pace

10:36 /mi

Slowest Pace

12:48 /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

1:37:37

35% of race

Time at Steady Pace

1:35:11

34% of race

Time at Slower Pace

1:24:54

31% of race

Average Pace: 10:35 /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.

Loading...
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 mi08:18:0039:4612:4839:46
12:48
#1865
10K
6.21 mi08:51:391:13:2511:4933:39
10:50
#1726
15K
9.32 mi09:21:461:43:3211:0730:07
9:42
#1531
20K
12.43 mi09:51:202:13:0610:4329:34
9:31
#1393
Half
13.10 mi09:58:492:20:3510:447:29
11:10
#1381
25K
15.53 mi10:24:162:46:0210:4225:27
10:27
#1326
30K
18.64 mi10:52:383:14:2410:2628:22
9:08
#1265
35K
21.75 mi11:30:173:52:0310:4137:39
12:08
#1197
25.2M
25.20 mi12:06:224:28:0810:3936:05
10:28
#1130
Finish
26.22 mi12:15:564:37:4210:369:34
9:24
#1114
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
5K3.11 mi3.11 mi186511221831045(Top 54%)717(Top 62%)122(Top 66%)
10K6.21 mi3.10 mi1726+1391078+44176+71439(Top 74%)930(Top 81%)158(Top 85%)
15K9.32 mi3.11 mi1531+195979+99164+121045(Top 54%)717(Top 62%)122(Top 66%)
20K12.43 mi3.11 mi1393+138907+72153+11956(Top 49%)668(Top 58%)115(Top 62%)
Half13.10 mi0.67 mi1381+12901+6151+21253(Top 64%)825(Top 72%)142(Top 77%)
25K15.53 mi2.43 mi1326+55870+31149+21065(Top 55%)725(Top 63%)121(Top 65%)
30K18.64 mi3.11 mi1265+61834+36143+6984(Top 50%)659(Top 57%)112(Top 61%)
35K21.75 mi3.11 mi1197+68787+47135+8937(Top 48%)604(Top 52%)102(Top 55%)
25.2M25.20 mi3.45 mi1130+67741+46129+6748(Top 38%)474(Top 41%)80(Top 43%)
Finish26.22 mi1.02 mi1114+16732+9128+1725(Top 37%)459(Top 40%)77(Top 42%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×1
+26ft-31ft

Overall

1045

Males

717

M30-34

122

5K→10K

3.1 - 6.2 mi

Top 74%
×2
+38ft-17ft

Overall

1439

Males

930

M30-34

158

10K→15K

6.2 - 9.3 mi

Top 54%
×2
+26ft-44ft

Overall

1045

Males

717

M30-34

122

15K→20K

9.3 - 12.4 mi

Top 49%
×1
+35ft-22ft

Overall

956

Males

668

M30-34

115

20K→Half

12.4 - 13.1 mi

Top 64%
×1
+7ft-13ft

Overall

1253

Males

825

M30-34

142

Half→25K

13.1 - 15.5 mi

Top 55%
×2
+48ft-19ft

Overall

1065

Males

725

M30-34

121

25K→30K

15.5 - 18.6 mi

Top 50%
×2
+38ft-52ft

Overall

984

Males

659

M30-34

112

30K→35K

18.6 - 21.8 mi

Top 48%
×2
+39ft-39ft

Overall

937

Males

604

M30-34

102

35K→25.2M

21.8 - 25.2 mi

Top 38%
×3
+57ft-58ft

Overall

748

Males

474

M30-34

80

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×1
+17ft-12ft

Overall

725

Males

459

M30-34

77

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
768
Passed By
17
Net Change
+751
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1865
5K → 10K1412+139#1865#1726
10K → 15K1950+195#1726#1531
15K → 20K1380+138#1531#1393
20K → Half142+12#1393#1381
Half → 25K627+55#1381#1326
25K → 30K632+61#1326#1265
30K → 35K702+68#1265#1197
35K → 25.2M692+67#1197#1130
25.2M → Finish160+16#1130#1114
TOTALS76817+751
📊

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

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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