All Results|Race Analytics|Course|Contact

Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Shelley Aniciete

Bib: 1932 •F •Age: 44

Chicago, IL

Shamrock Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 1949
Gender (Female)
#0 / 791
Masters (Masters Women)
#0 / 277
Age Group (F40-44)
Official
#0 / 100
Calculated (F40-44)
#0 / 100
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
35:01
3.11 mi
Rank: #1636
Start → 5K
35:01 | 11:17/mi
10K
1:10:20
6.21 mi
Rank: #1614 (+22)
5K → 10K
35:19 | 11:23/mi
15K
1:45:42
9.32 mi
Rank: #1599 (+15)
10K → 15K
35:22 | 11:24/mi
20K
2:22:36
12.43 mi
Rank: #1630 (-31)
15K → 20K
36:54 | 11:53/mi
Half
2:30:33
13.10 mi
Rank: #1614 (+16)
20K → Half
7:57 | 11:51/mi
25K
2:58:36
15.53 mi
Rank: #1576 (+38)
Half → 25K
28:03 | 11:31/mi
30K
3:29:55
18.64 mi
Rank: #1518 (+58)
25K → 30K
31:19 | 10:05/mi
35K
4:09:56
21.75 mi
Rank: #1443 (+75)
30K → 35K
40:01 | 12:53/mi
25.2M
4:49:04
25.20 mi
Rank: #1397 (+46)
35K → 25.2M
39:08 | 11:21/mi
Finish
4:59:48
26.22 mi
Rank: #1392 (+5)
25.2M → Finish
10:44 | 10:32/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via Half
Distance13.10 mi
Time2:30:33
Pace11:30 /mi
2nd Half⚖️ Balanced
Distance13.12 mi
Time2:29:16
Pace11:23 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:19:2035:0111:1735:01
11:17
-
10K
6.21 mi08:54:391:10:2011:2035:19
11:23
+0:06
15K
9.32 mi09:30:011:45:4211:2135:22
11:24
+0:01
20K
12.43 mi10:06:552:22:3611:2936:54
11:53
+0:29
Half
13.10 mi10:14:522:30:3311:307:57
11:51
-0:02
25K
15.53 mi10:42:552:58:3611:3028:03
11:31
-0:20
30K
18.64 mi11:14:143:29:5511:1631:19
10:05
-1:26
35K
21.75 mi11:54:154:09:5611:3040:01
12:53
+2:48
25.2M
25.20 mi12:33:234:49:0411:2939:08
11:21
-1:32
Finish
26.22 mi12:44:074:59:4811:2710:44
10:32
-0:49

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

10:05 /mi

Average Pace

11:27 /mi

Slowest Pace

12:53 /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

42:03

14% of race

Time at Steady Pace

2:52:53

58% of race

Time at Slower Pace

1:24:52

28% of race

Average Pace: 11:26 /mi

Loading chart...
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 mi08:19:2035:0111:1735:01
11:17
#1636
10K
6.21 mi08:54:391:10:2011:2035:19
11:23
#1614
15K
9.32 mi09:30:011:45:4211:2135:22
11:24
#1599
20K
12.43 mi10:06:552:22:3611:2936:54
11:53
#1630
Half
13.10 mi10:14:522:30:3311:307:57
11:51
#1614
25K
15.53 mi10:42:552:58:3611:3028:03
11:31
#1576
30K
18.64 mi11:14:143:29:5511:1631:19
10:05
#1518
35K
21.75 mi11:54:154:09:5611:3040:01
12:53
#1443
25.2M
25.20 mi12:33:234:49:0411:2939:08
11:21
#1397
Finish
26.22 mi12:44:074:59:4811:2710:44
10:32
#1392
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi1636609721587(Top 81%)574(Top 73%)67(Top 67%)
10K6.21 mi3.10 mi1614+22592+1769+31600(Top 82%)578(Top 73%)67(Top 67%)
15K9.32 mi3.11 mi1599+15576+1667+21587(Top 81%)574(Top 73%)67(Top 67%)
20K12.43 mi3.11 mi1630-31599-2370-31643(Top 84%)613(Top 77%)70(Top 70%)
Half13.10 mi0.67 mi1614+16593+669+11454(Top 75%)525(Top 66%)55(Top 55%)
25K15.53 mi2.43 mi1576+38570+2367+21376(Top 71%)495(Top 63%)56(Top 56%)
30K18.64 mi3.11 mi1518+58553+1764+31278(Top 66%)467(Top 59%)54(Top 54%)
35K21.75 mi3.11 mi1443+75526+2760+41143(Top 59%)425(Top 54%)53(Top 53%)
25.2M25.20 mi3.45 mi1397+46511+1558+21001(Top 51%)389(Top 49%)48(Top 48%)
Finish26.22 mi1.02 mi1392+5511581146(Top 59%)431(Top 54%)53(Top 53%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×1
+26ft-31ft

Overall

1587

Females

574

F40-44

67

5K→10K

3.1 - 6.2 mi

Top 82%
×2
+38ft-17ft

Overall

1600

Females

578

F40-44

67

10K→15K

6.2 - 9.3 mi

Top 81%
×2
+26ft-44ft

Overall

1587

Females

574

F40-44

67

15K→20K

9.3 - 12.4 mi

Top 84%
×1
+35ft-22ft

Overall

1643

Females

613

F40-44

70

20K→Half

12.4 - 13.1 mi

Top 75%
×1
+7ft-13ft

Overall

1454

Females

525

F40-44

55

Half→25K

13.1 - 15.5 mi

Top 71%
×2
+48ft-19ft

Overall

1376

Females

495

F40-44

56

25K→30K

15.5 - 18.6 mi

Top 66%
×2
+38ft-52ft

Overall

1278

Females

467

F40-44

54

30K→35K

18.6 - 21.8 mi

Top 59%
×2
+39ft-39ft

Overall

1143

Females

425

F40-44

53

35K→25.2M

21.8 - 25.2 mi

Top 51%
×3
+57ft-58ft

Overall

1001

Females

389

F40-44

48

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×1
+17ft-12ft

Overall

1146

Females

431

F40-44

53

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
343
Passed By
99
Net Change
+244
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1636
5K → 10K4523+22#1636#1614
10K → 15K3621+15#1614#1599
15K → 20K637-31#1599#1630
20K → Half171+16#1630#1614
Half → 25K479+38#1614#1576
25K → 30K613+58#1576#1518
30K → 35K783+75#1518#1443
35K → 25.2M482+46#1443#1397
25.2M → Finish50+5#1397#1392
TOTALS34399+244
📊

Passing Analysis Visualizations

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

Time:
Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

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
Loading certificate...

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
Share Feedback