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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Elizabeth Weisman

Bib: 2281 •F •Age: 38

Washington, DC

Shamrock Marathon logo
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
Top 50%
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
30:17
3.11 mi
Rank: #1088
Start → 5K
30:17 | 9:45/mi
10K
1:01:19
6.21 mi
Rank: #1128 (-40)
5K → 10K
31:02 | 10:00/mi
15K
1:33:09
9.32 mi
Rank: #1152 (-24)
10K → 15K
31:50 | 10:15/mi
20K
2:05:15
12.43 mi
Rank: #1161 (-9)
15K → 20K
32:06 | 10:20/mi
Half
2:12:38
13.10 mi
Rank: #1153 (+8)
20K → Half
7:23 | 11:01/mi
25K
2:40:01
15.53 mi
Rank: #1190 (-37)
Half → 25K
27:23 | 11:15/mi
30K
3:11:44
18.64 mi
Rank: #1223 (-33)
25K → 30K
31:43 | 10:13/mi
35K
3:55:12
21.75 mi
Rank: #1241 (-18)
30K → 35K
43:28 | 14:00/mi
25.2M
4:36:17
25.20 mi
Rank: #1222 (+19)
35K → 25.2M
41:05 | 11:55/mi
Finish
4:47:08
26.22 mi
Rank: #1218 (+4)
25.2M → Finish
10:51 | 10:39/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:12:38
Pace10:08 /mi
2nd Half
Distance13.12 mi
Time2:34:30
Pace11:47 /mi
📊Positive Split: 16.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:14:4330:179:4530:17
9:45
-
10K
6.21 mi08:45:451:01:199:5331:02
10:00
+0:15
15K
9.32 mi09:17:351:33:0910:0031:50
10:15
+0:15
20K
12.43 mi09:49:412:05:1510:0532:06
10:20
+0:05
Half
13.10 mi09:57:042:12:3810:087:23
11:01
+0:41
25K
15.53 mi10:24:272:40:0110:1927:23
11:15
+0:14
30K
18.64 mi10:56:103:11:4410:1831:43
10:13
-1:02
35K
21.75 mi11:39:383:55:1210:4943:28
14:00
+3:47
25.2M
25.20 mi12:20:434:36:1710:5841:05
11:55
-2:05
Finish
26.22 mi12:31:344:47:0810:5810:51
10:39
-1:16

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

9:45 /mi

Average Pace

10:58 /mi

Slowest Pace

14:00 /mi

Loading chart...
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

1:01:19

21% of race

Time at Steady Pace

1:53:53

40% of race

Time at Slower Pace

1:51:56

39% of race

Average Pace: 10:57 /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 mi08:14:4330:179:4530:17
9:45
#1088
10K
6.21 mi08:45:451:01:199:5331:02
10:00
#1128
15K
9.32 mi09:17:351:33:0910:0031:50
10:15
#1152
20K
12.43 mi09:49:412:05:1510:0532:06
10:20
#1161
Half
13.10 mi09:57:042:12:3810:087:23
11:01
#1153
25K
15.53 mi10:24:272:40:0110:1927:23
11:15
#1190
30K
18.64 mi10:56:103:11:4410:1831:43
10:13
#1223
35K
21.75 mi11:39:383:55:1210:4943:28
14:00
#1241
25.2M
25.20 mi12:20:434:36:1710:5841:05
11:55
#1222
Finish
26.22 mi12:31:344:47:0810:5810:51
10:39
#1218
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 mi1088347471225(Top 63%)399(Top 50%)50(Top 45%)
10K6.21 mi3.10 mi1128-40359-12471157(Top 59%)369(Top 47%)48(Top 43%)
15K9.32 mi3.11 mi1152-24367-848-11225(Top 63%)399(Top 50%)50(Top 45%)
20K12.43 mi3.11 mi1161-9372-5481236(Top 63%)410(Top 52%)54(Top 49%)
Half13.10 mi0.67 mi1153+8370+247+11197(Top 61%)395(Top 50%)55(Top 50%)
25K15.53 mi2.43 mi1190-37386-1650-31303(Top 67%)461(Top 58%)57(Top 51%)
30K18.64 mi3.11 mi1223-33410-2455-51312(Top 67%)484(Top 61%)60(Top 54%)
35K21.75 mi3.11 mi1241-18432-2256-11321(Top 68%)503(Top 64%)64(Top 58%)
25.2M25.20 mi3.45 mi1222+1943255+11150(Top 59%)448(Top 57%)58(Top 52%)
Finish26.22 mi1.02 mi1218+4432551189(Top 61%)451(Top 57%)59(Top 53%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×1
+26ft-31ft

Overall

1225

Females

399

F35-39

50

5K→10K

3.1 - 6.2 mi

Top 59%
×2
+38ft-17ft

Overall

1157

Females

369

F35-39

48

10K→15K

6.2 - 9.3 mi

Top 63%
×2
+26ft-44ft

Overall

1225

Females

399

F35-39

50

15K→20K

9.3 - 12.4 mi

Top 63%
×1
+35ft-22ft

Overall

1236

Females

410

F35-39

54

20K→Half

12.4 - 13.1 mi

Top 61%
×1
+7ft-13ft

Overall

1197

Females

395

F35-39

55

Half→25K

13.1 - 15.5 mi

Top 67%
×2
+48ft-19ft

Overall

1303

Females

461

F35-39

57

25K→30K

15.5 - 18.6 mi

Top 67%
×2
+38ft-52ft

Overall

1312

Females

484

F35-39

60

30K→35K

18.6 - 21.8 mi

Top 68%
×2
+39ft-39ft

Overall

1321

Females

503

F35-39

64

35K→25.2M

21.8 - 25.2 mi

Top 59%
×3
+57ft-58ft

Overall

1150

Females

448

F35-39

58

25.2M→Finish

25.2 - 26.2 mi

Top 61%
×1
+17ft-12ft

Overall

1189

Females

451

F35-39

59

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
131
Passed By
261
Net Change
-130
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1088
5K → 10K1555-40#1088#1128
10K → 15K1034-24#1128#1152
15K → 20K1423-9#1152#1161
20K → Half102+8#1161#1153
Half → 25K845-37#1153#1190
25K → 30K1548-33#1190#1223
30K → 35K2038-18#1223#1241
35K → 25.2M3112+19#1241#1222
25.2M → Finish84+4#1222#1218
TOTALS131261-130
📊

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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