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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Godwin Oluwafemi

Bib: 2861 •M •Age: 23

Arlington, VA

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Gender (Male)
#0 / 1153
Age Group (M20-24)
Official
#0 / 127
Calculated (M20-24)
#0 / 127
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
35:47
3.11 mi
Rank: #1701
Start → 5K
35:47 | 11:32/mi
10K
1:11:17
6.21 mi
Rank: #1658 (+43)
5K → 10K
35:30 | 11:26/mi
15K
1:47:30
9.32 mi
Rank: #1655 (+3)
10K → 15K
36:13 | 11:40/mi
20K
2:26:32
12.43 mi
Rank: #1679 (-24)
15K → 20K
39:02 | 12:34/mi
Half
2:35:48
13.10 mi
Rank: #1684 (-5)
20K → Half
9:16 | 13:49/mi
25K
3:13:40
15.53 mi
Rank: #1743 (-59)
Half → 25K
37:52 | 15:33/mi
30K
3:55:53
18.64 mi
Rank: #1771 (-28)
25K → 30K
42:13 | 13:36/mi
35K
4:53:12
21.75 mi
Rank: #1796 (-25)
30K → 35K
57:19 | 18:27/mi
25.2M
5:53:34
25.20 mi
Rank: #1840 (-44)
35K → 25.2M
1:00:22 | 17:30/mi
Finish
6:09:12
26.22 mi
Rank: #1844 (-4)
25.2M → Finish
15:38 | 15:21/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:35:48
Pace11:54 /mi
2nd Half
Distance13.12 mi
Time3:33:24
Pace16:16 /mi
📊Positive Split: 37.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:16:1735:4711:3235:47
11:32
-
10K
6.21 mi08:51:471:11:1711:2935:30
11:26
-0:06
15K
9.32 mi09:28:001:47:3011:3336:13
11:40
+0:14
20K
12.43 mi10:07:022:26:3211:4839:02
12:34
+0:54
Half
13.10 mi10:16:182:35:4811:549:16
13:49
+1:15
25K
15.53 mi10:54:103:13:4012:2937:52
15:33
+1:44
30K
18.64 mi11:36:233:55:5312:4042:13
13:36
-1:57
35K
21.75 mi12:33:424:53:1213:2957:19
18:27
+4:51
25.2M
25.20 mi13:34:045:53:3414:021:00:22
17:30
-0:57
Finish
26.22 mi13:49:426:09:1214:0615:38
15:21
-2:09

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

11:26 /mi

Average Pace

14:05 /mi

Slowest Pace

18:27 /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

2:26:32

40% of race

Time at Steady Pace

51:29

14% of race

Time at Slower Pace

2:51:11

46% of race

Average Pace: 14:05 /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 mi08:16:1735:4711:3235:47
11:32
#1701
10K
6.21 mi08:51:471:11:1711:2935:30
11:26
#1658
15K
9.32 mi09:28:001:47:3011:3336:13
11:40
#1655
20K
12.43 mi10:07:022:26:3211:4839:02
12:34
#1679
Half
13.10 mi10:16:182:35:4811:549:16
13:49
#1684
25K
15.53 mi10:54:103:13:4012:2937:52
15:33
#1743
30K
18.64 mi11:36:233:55:5312:4042:13
13:36
#1771
35K
21.75 mi12:33:424:53:1213:2957:19
18:27
#1796
25.2M
25.20 mi13:34:045:53:3414:021:00:22
17:30
#1840
Finish
26.22 mi13:49:426:09:1214:0615:38
15:21
#1844
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM20-24Seg. OverallSeg. MalesSeg. M20-24
5K3.11 mi3.11 mi170110611201643(Top 84%)1036(Top 90%)121(Top 95%)
10K6.21 mi3.10 mi1658+431039+22119+11631(Top 84%)1032(Top 90%)120(Top 94%)
15K9.32 mi3.11 mi1655+31041-2120-11643(Top 84%)1036(Top 90%)121(Top 95%)
20K12.43 mi3.11 mi1679-241051-10121-11746(Top 90%)1074(Top 93%)122(Top 96%)
Half13.10 mi0.67 mi1684-51046+51211778(Top 91%)1083(Top 94%)126(Top 99%)
25K15.53 mi2.43 mi1743-591073-27124-31883(Top 97%)1115(Top 97%)126(Top 99%)
30K18.64 mi3.11 mi1771-281085-12123+11825(Top 94%)1095(Top 95%)125(Top 98%)
35K21.75 mi3.11 mi1796-251093-8125-21855(Top 95%)1101(Top 95%)124(Top 98%)
25.2M25.20 mi3.45 mi1840-441111-181251908(Top 98%)1129(Top 98%)124(Top 98%)
Finish26.22 mi1.02 mi1844-41109+21251878(Top 96%)1111(Top 96%)125(Top 98%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×1
+26ft-31ft

Overall

1643

Males

1036

M20-24

121

5K→10K

3.1 - 6.2 mi

Top 84%
×2
+38ft-17ft

Overall

1631

Males

1032

M20-24

120

10K→15K

6.2 - 9.3 mi

Top 84%
×2
+26ft-44ft

Overall

1643

Males

1036

M20-24

121

15K→20K

9.3 - 12.4 mi

Top 90%
×1
+35ft-22ft

Overall

1746

Males

1074

M20-24

122

20K→Half

12.4 - 13.1 mi

Top 91%
×1
+7ft-13ft

Overall

1778

Males

1083

M20-24

126

Half→25K

13.1 - 15.5 mi

Top 97%
×2
+48ft-19ft

Overall

1883

Males

1115

M20-24

126

25K→30K

15.5 - 18.6 mi

Top 94%
×2
+38ft-52ft

Overall

1825

Males

1095

M20-24

125

30K→35K

18.6 - 21.8 mi

Top 95%
×2
+39ft-39ft

Overall

1855

Males

1101

M20-24

124

35K→25.2M

21.8 - 25.2 mi

Top 98%
×3
+57ft-58ft

Overall

1908

Males

1129

M20-24

124

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×1
+17ft-12ft

Overall

1878

Males

1111

M20-24

125

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
114
Passed By
257
Net Change
-143
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1701
5K → 10K6017+43#1701#1658
10K → 15K2522+3#1658#1655
15K → 20K630-24#1655#1679
20K → Half813-5#1679#1684
Half → 25K261-59#1684#1743
25K → 30K634-28#1743#1771
30K → 35K328-25#1771#1796
35K → 25.2M145-44#1796#1840
25.2M → Finish37-4#1840#1844
TOTALS114257-143
📊

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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Your certificate is generated on-demand and can be shared on social media or saved for your records

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.

Contact Race Support
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