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Official Timing Data

Enhanced athlete results built from official timing data.

Race managed by

J & A Racing

Race timed by

Big River Race Management

SHAMROCK MARATHON 2025

Jennifer Kirschstein

Bib: 2304 •F •Age: 34

Geneva, OH

0:00

0:00

/ mi

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Overall

#0 / 1949

Gender (Female)

#0 / 791

Age Group (F30-34)

#0 / 104

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

Start

0:00:00

Race begins

34:43

3.11 mi

Rank: #1595

Start → 5K

34:43 | 11:11/mi

34:43

3.11 mi

Rank: #1595

Start → 5K

34:43 | 11:11/mi

10K

1:11:27

6.21 mi

Rank: #1666 (-71)

5K → 10K

36:44 | 11:50/mi

10K

1:11:27

6.21 mi

Rank: #1666 (-71)

5K → 10K

36:44 | 11:50/mi

15K

1:57:59

9.32 mi

Rank: #1829 (-163)

10K → 15K

46:32 | 14:59/mi

15K

1:57:59

9.32 mi

Rank: #1829 (-163)

10K → 15K

46:32 | 14:59/mi

20K

2:41:22

12.43 mi

Rank: #1846 (-17)

15K → 20K

43:23 | 13:58/mi

20K

2:41:22

12.43 mi

Rank: #1846 (-17)

15K → 20K

43:23 | 13:58/mi

Half

2:52:35

13.10 mi

Rank: #1850 (-4)

20K → Half

11:13 | 16:43/mi

Half

2:52:35

13.10 mi

Rank: #1850 (-4)

20K → Half

11:13 | 16:43/mi

25K

3:27:28

15.53 mi

Rank: #1850

Half → 25K

34:53 | 14:20/mi

25K

3:27:28

15.53 mi

Rank: #1850

Half → 25K

34:53 | 14:20/mi

30K

4:04:47

18.64 mi

Rank: #1827 (+23)

25K → 30K

37:19 | 12:01/mi

30K

4:04:47

18.64 mi

Rank: #1827 (+23)

25K → 30K

37:19 | 12:01/mi

35K

5:09:37

21.75 mi

Rank: #1877 (-50)

30K → 35K

1:04:50 | 20:53/mi

35K

5:09:37

21.75 mi

Rank: #1877 (-50)

30K → 35K

1:04:50 | 20:53/mi

25.2M

6:07:55

25.20 mi

Rank: #1879 (-2)

35K → 25.2M

58:18 | 16:54/mi

25.2M

6:07:55

25.20 mi

Rank: #1879 (-2)

35K → 25.2M

58:18 | 16:54/mi

Finish

6:22:26

26.22 mi

Rank: #1878 (+1)

25.2M → Finish

14:31 | 14:15/mi

Finish

6:22:26

26.22 mi

Rank: #1878 (+1)

25.2M → Finish

14:31 | 14:15/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster

via Half

Distance13.10 mi

Time2:52:35

Pace13:11 /mi

2nd Half

Spacer

Distance13.12 mi

Time3:29:51

Pace16:00 /mi

📊Positive Split: 21.6% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	08:17:04	34:43	11:11	34:43	11:11	-
10K	6.21 mi	08:53:48	1:11:27	11:30	36:44	11:50	+0:39
15K	9.32 mi	09:40:20	1:57:59	12:40	46:32	14:59	+3:09
20K	12.43 mi	10:23:43	2:41:22	13:00	43:23	13:58	-1:01
Half	13.10 mi	10:34:56	2:52:35	13:11	11:13	16:43	+2:45
25K	15.53 mi	11:09:49	3:27:28	13:22	34:53	14:20	-2:23
30K	18.64 mi	11:47:08	4:04:47	13:08	37:19	12:01	-2:19
35K	21.75 mi	12:51:58	5:09:37	14:15	1:04:50	20:53	+8:52
25.2M	25.20 mi	13:50:16	6:07:55	14:37	58:18	16:54	-3:59
Finish	26.22 mi	14:04:47	6:22:26	14:36	14:31	14:15	-2:39

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

11:11 /mi

Average Pace

14:36 /mi

Slowest Pace

20:53 /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

1:48:46

28% of race

Time at Steady Pace

2:19:19

36% of race

Time at Slower Pace

2:14:21

35% of race

Average Pace: 14:35 /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.

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

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment	Pace	Rank
5K	3.11 mi	08:17:04	34:43	11:11	34:43	11:11	#1595
10K	6.21 mi	08:53:48	1:11:27	11:30	36:44	11:50	#1666
15K	9.32 mi	09:40:20	1:57:59	12:40	46:32	14:59	#1829
20K	12.43 mi	10:23:43	2:41:22	13:00	43:23	13:58	#1846
Half	13.10 mi	10:34:56	2:52:35	13:11	11:13	16:43	#1850
25K	15.53 mi	11:09:49	3:27:28	13:22	34:53	14:20	#1850
30K	18.64 mi	11:47:08	4:04:47	13:08	37:19	12:01	#1827
35K	21.75 mi	12:51:58	5:09:37	14:15	1:04:50	20:53	#1877
25.2M	25.20 mi	13:50:16	6:07:55	14:37	58:18	16:54	#1879
Finish	26.22 mi	14:04:47	6:22:26	14:36	14:31	14:15	#1878

Faster pace

Steady pace

Slower pace

Rankings

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

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Females	F30-34	Seg. Overall	Seg. Females	Seg. F30-34
5K	3.11 mi	3.11 mi	1595	586	85	1922(Top 99%)	777(Top 98%)	103(Top 99%)
10K	6.21 mi	3.10 mi	1666-71	617-31	87-2	1697(Top 87%)	628(Top 79%)	87(Top 84%)
15K	9.32 mi	3.11 mi	1829-163	705-88	95-8	1922(Top 99%)	777(Top 98%)	103(Top 99%)
20K	12.43 mi	3.11 mi	1846-17	720-15	97-2	1867(Top 96%)	740(Top 94%)	99(Top 95%)
Half	13.10 mi	0.67 mi	1850-4	727-7	98-1	1911(Top 98%)	775(Top 98%)	102(Top 98%)
25K	15.53 mi	2.43 mi	1850	726+1	98	1789(Top 92%)	702(Top 89%)	91(Top 88%)
30K	18.64 mi	3.11 mi	1827+23	712+14	97+1	1661(Top 85%)	649(Top 82%)	85(Top 82%)
35K	21.75 mi	3.11 mi	1877-50	749-37	99-2	1932(Top 99%)	783(Top 99%)	103(Top 99%)
25.2M	25.20 mi	3.45 mi	1879-2	753-4	99	1887(Top 97%)	765(Top 97%)	99(Top 95%)
Finish	26.22 mi	1.02 mi	1878+1	753	99	1804(Top 93%)	726(Top 92%)	94(Top 90%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%

×1

+26ft-31ft

Overall

1922

Females

777

F30-34

103

5K→10K

3.1 - 6.2 mi

Top 87%

×2

+38ft-17ft

Overall

1697

Females

628

F30-34

10K→15K

6.2 - 9.3 mi

Top 99%

×2

+26ft-44ft

Overall

1922

Females

777

F30-34

103

15K→20K

9.3 - 12.4 mi

Top 96%

×1

+35ft-22ft

Overall

1867

Females

740

F30-34

20K→Half

12.4 - 13.1 mi

Top 98%

×1

+7ft-13ft

Overall

1911

Females

775

F30-34

102

Half→25K

13.1 - 15.5 mi

Top 92%

×2

+48ft-19ft

Overall

1789

Females

702

F30-34

25K→30K

15.5 - 18.6 mi

Top 85%

×2

+38ft-52ft

Overall

1661

Females

649

F30-34

30K→35K

18.6 - 21.8 mi

Top 99%

×2

+39ft-39ft

Overall

1932

Females

783

F30-34

103

35K→25.2M

21.8 - 25.2 mi

Top 97%

×3

+57ft-58ft

Overall

1887

Females

765

F30-34

25.2M→Finish

25.2 - 26.2 mi

Top 93%

×1

+17ft-12ft

Overall

1804

Females

726

F30-34

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:

Athletes Passed

Passed By

352

Net Change

-283

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#1595
5K → 10K	13	84	-71	#1595	#1666
10K → 15K	0	163	-163	#1666	#1829
15K → 20K	3	20	-17	#1829	#1846
20K → Half	9	13	-4	#1846	#1850
Half → 25K	13	13	0	#1850	#1850
25K → 30K	24	1	+23	#1850	#1827
30K → 35K	2	52	-50	#1827	#1877
35K → 25.2M	4	6	-2	#1877	#1879
25.2M → Finish	1	0	+1	#1879	#1878
TOTALS	69	352	-283

📊

Passing Analysis Visualizations

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

Time:

Category:

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

Qualifying & Age Grade

See how your performance stacks up against qualifying standards

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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Quick Links

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All Results

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Race Analytics

View race statistics, trends, and insights

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Course Information

View interactive course map and elevation

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Contact Time Management

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Results processed 5 months ago

Official Timing Data

Jennifer Kirschstein

Race Timeline and Course Information

⏱️ Race Timeline

Race Animation with Course Map

Splits & Pacing

Half Splits

Checkpoint Splits

Checkpoint Splits Visualizations

📈Pace Line

Pace Progression

📊Segments

Segment Time Comparison

🎨Heatmap

Pace Heatmap

✨Sparklines

Checkpoint Splits with Pace Trends

Rankings

Checkpoint and Segment Rankings

Segment Performance Analysis

10K→15K

5K→10K

10K→15K

15K→20K

20K→Half

Half→25K

25K→30K

30K→35K

35K→25.2M

25.2M→Finish

Passing

Passing Analysis

Passing Analysis Visualizations

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

Qualifying & Age Grade

Finisher Certificate

Activity Data

Export & Support

Export Track Data

Questions or issues regarding timing data?

Quick Links

All Results

Race Analytics

Course Information

Contact Time Management