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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Margaret Hagan

Bib: 1235 •F •Age: 35

Fairfax Sta, VA

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Gender (Female)
#0 / 791
Top 44%
Age Group (F35-39)
Official
#0 / 111
Calculated (F35-39)
#0 / 111
Top 43%
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
29:56
3.11 mi
Rank: #1048
Start → 5K
29:56 | 9:39/mi
10K
1:00:42
6.21 mi
Rank: #1079 (-31)
5K → 10K
30:46 | 9:55/mi
15K
1:30:27
9.32 mi
Rank: #1045 (+34)
10K → 15K
29:45 | 9:35/mi
20K
2:01:59
12.43 mi
Rank: #1084 (-39)
15K → 20K
31:32 | 10:09/mi
Half
2:09:09
13.10 mi
Rank: #1084
20K → Half
7:10 | 10:41/mi
25K
2:34:01
15.53 mi
Rank: #1065 (+19)
Half → 25K
24:52 | 10:13/mi
30K
3:03:17
18.64 mi
Rank: #1068 (-3)
25K → 30K
29:16 | 9:26/mi
35K
3:46:56
21.75 mi
Rank: #1128 (-60)
30K → 35K
43:39 | 14:03/mi
25.2M
4:22:55
25.20 mi
Rank: #1063 (+65)
35K → 25.2M
35:59 | 10:26/mi
Finish
4:30:31
26.22 mi
Rank: #1028 (+35)
25.2M → Finish
7:36 | 7:28/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:09:09
Pace9:52 /mi
2nd Half
Distance13.12 mi
Time2:21:23
Pace10:47 /mi
📊Positive Split: 9.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:06:4229:569:3929:56
9:39
-
10K
6.21 mi08:37:281:00:429:4730:46
9:55
+0:16
15K
9.32 mi09:07:131:30:279:4329:45
9:35
-0:20
20K
12.43 mi09:38:452:01:599:4931:32
10:09
+0:34
Half
13.10 mi09:45:552:09:099:527:10
10:41
+0:32
25K
15.53 mi10:10:472:34:019:5524:52
10:13
-0:28
30K
18.64 mi10:40:033:03:179:5029:16
9:26
-0:47
35K
21.75 mi11:23:423:46:5610:2743:39
14:03
+4:37
25.2M
25.20 mi11:59:414:22:5510:2635:59
10:26
-3:37
Finish
26.22 mi12:07:174:30:3110:207:36
7:28
-2:58

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

7:28 /mi

Average Pace

10:20 /mi

Slowest Pace

14:03 /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

7:36

3% of race

Time at Steady Pace

3:39:16

81% of race

Time at Slower Pace

43:39

16% of race

Average Pace: 10:19 /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 mi08:06:4229:569:3929:56
9:39
#1048
10K
6.21 mi08:37:281:00:429:4730:46
9:55
#1079
15K
9.32 mi09:07:131:30:279:4329:45
9:35
#1045
20K
12.43 mi09:38:452:01:599:4931:32
10:09
#1084
Half
13.10 mi09:45:552:09:099:527:10
10:41
#1084
25K
15.53 mi10:10:472:34:019:5524:52
10:13
#1065
30K
18.64 mi10:40:033:03:179:5029:16
9:26
#1068
35K
21.75 mi11:23:423:46:5610:2743:39
14:03
#1128
25.2M
25.20 mi11:59:414:22:5510:2635:59
10:26
#1063
Finish
26.22 mi12:07:174:30:3110:207:36
7:28
#1028
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 mi104832843998(Top 51%)302(Top 38%)39(Top 35%)
10K6.21 mi3.10 mi1079-31335-744-11121(Top 58%)350(Top 44%)45(Top 41%)
15K9.32 mi3.11 mi1045+34324+1142+2998(Top 51%)302(Top 38%)39(Top 35%)
20K12.43 mi3.11 mi1084-39341-1745-31171(Top 60%)378(Top 48%)49(Top 44%)
Half13.10 mi0.67 mi108434144+11095(Top 56%)346(Top 44%)47(Top 42%)
25K15.53 mi2.43 mi1065+19337+444991(Top 51%)307(Top 39%)38(Top 34%)
30K18.64 mi3.11 mi1068-3342-543+11070(Top 55%)366(Top 46%)46(Top 41%)
35K21.75 mi3.11 mi1128-60377-3550-71333(Top 68%)509(Top 64%)66(Top 59%)
25.2M25.20 mi3.45 mi1063+65359+1848+2740(Top 38%)270(Top 34%)35(Top 32%)
Finish26.22 mi1.02 mi1028+35348+1148161(Top 8%)36(Top 5%)5(Top 5%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×1
+26ft-31ft

Overall

998

Females

302

F35-39

39

5K→10K

3.1 - 6.2 mi

Top 58%
×2
+38ft-17ft

Overall

1121

Females

350

F35-39

45

10K→15K

6.2 - 9.3 mi

Top 51%
×2
+26ft-44ft

Overall

998

Females

302

F35-39

39

15K→20K

9.3 - 12.4 mi

Top 60%
×1
+35ft-22ft

Overall

1171

Females

378

F35-39

49

20K→Half

12.4 - 13.1 mi

Top 56%
×1
+7ft-13ft

Overall

1095

Females

346

F35-39

47

Half→25K

13.1 - 15.5 mi

Top 51%
×2
+48ft-19ft

Overall

991

Females

307

F35-39

38

25K→30K

15.5 - 18.6 mi

Top 55%
×2
+38ft-52ft

Overall

1070

Females

366

F35-39

46

30K→35K

18.6 - 21.8 mi

Top 68%
×2
+39ft-39ft

Overall

1333

Females

509

F35-39

66

35K→25.2M

21.8 - 25.2 mi

Top 38%
×3
+57ft-58ft

Overall

740

Females

270

F35-39

35

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×1
+17ft-12ft

Overall

161

Females

36

F35-39

5

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
224
Passed By
204
Net Change
+20
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1048
5K → 10K1142-31#1048#1079
10K → 15K384+34#1079#1045
15K → 20K544-39#1045#1084
20K → Half770#1084#1084
Half → 25K2910+19#1084#1065
25K → 30K2023-3#1065#1068
30K → 35K1474-60#1068#1128
35K → 25.2M650+65#1128#1063
25.2M → Finish350+35#1063#1028
TOTALS224204+20
📊

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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