Quick Links:All Results|Race Analytics|CourseCourse Information|ContactContact Time Management

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

Callie Dunham

Bib: 993 •F •Age: 26

Virginia Bch, VA

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 1949

Gender (Female)

#0 / 791

Top 42%

Age Group (F25-29)

Official

#0 / 180

Calculated (F25-29)

#0 / 180

Top 49%

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

33:09

3.11 mi

Rank: #1440

Start → 5K

33:09 | 10:41/mi

33:09

3.11 mi

Rank: #1440

Start → 5K

33:09 | 10:41/mi

10K

1:06:15

6.21 mi

Rank: #1414 (+26)

5K → 10K

33:06 | 10:40/mi

10K

1:06:15

6.21 mi

Rank: #1414 (+26)

5K → 10K

33:06 | 10:40/mi

15K

1:38:16

9.32 mi

Rank: #1356 (+58)

10K → 15K

32:01 | 10:19/mi

15K

1:38:16

9.32 mi

Rank: #1356 (+58)

10K → 15K

32:01 | 10:19/mi

20K

2:08:35

12.43 mi

Rank: #1261 (+95)

15K → 20K

30:19 | 9:46/mi

20K

2:08:35

12.43 mi

Rank: #1261 (+95)

15K → 20K

30:19 | 9:46/mi

Half

2:15:35

13.10 mi

Rank: #1246 (+15)

20K → Half

7:00 | 10:26/mi

Half

2:15:35

13.10 mi

Rank: #1246 (+15)

20K → Half

7:00 | 10:26/mi

25K

2:42:18

15.53 mi

Rank: #1252 (-6)

Half → 25K

26:43 | 10:59/mi

25K

2:42:18

15.53 mi

Rank: #1252 (-6)

Half → 25K

26:43 | 10:59/mi

30K

3:08:42

18.64 mi

Rank: #1155 (+97)

25K → 30K

26:24 | 8:30/mi

30K

3:08:42

18.64 mi

Rank: #1155 (+97)

25K → 30K

26:24 | 8:30/mi

35K

3:44:10

21.75 mi

Rank: #1089 (+66)

30K → 35K

35:28 | 11:25/mi

35K

3:44:10

21.75 mi

Rank: #1089 (+66)

30K → 35K

35:28 | 11:25/mi

25.2M

4:18:48

25.20 mi

Rank: #1010 (+79)

35K → 25.2M

34:38 | 10:03/mi

25.2M

4:18:48

25.20 mi

Rank: #1010 (+79)

35K → 25.2M

34:38 | 10:03/mi

Finish

4:27:33

26.22 mi

Rank: #980 (+30)

25.2M → Finish

8:45 | 8:36/mi

Finish

4:27:33

26.22 mi

Rank: #980 (+30)

25.2M → Finish

8:45 | 8:36/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half

via Half

Distance13.10 mi

Time2:15:35

Pace10:22 /mi

2nd Half✓ Faster

Spacer

Distance13.12 mi

Time2:11:59

Pace10:04 /mi

📊Negative Split: 2.7% faster second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	08:15:54	33:09	10:41	33:09	10:41	-
10K	6.21 mi	08:49:00	1:06:15	10:40	33:06	10:40	-0:01
15K	9.32 mi	09:21:01	1:38:16	10:33	32:01	10:19	-0:21
20K	12.43 mi	09:51:20	2:08:35	10:21	30:19	9:46	-0:33
Half	13.10 mi	09:58:20	2:15:35	10:22	7:00	10:26	+0:40
25K	15.53 mi	10:25:03	2:42:18	10:27	26:43	10:59	+0:33
30K	18.64 mi	10:51:27	3:08:42	10:08	26:24	8:30	-2:29
35K	21.75 mi	11:26:55	3:44:10	10:19	35:28	11:25	+2:55
25.2M	25.20 mi	12:01:33	4:18:48	10:17	34:38	10:03	-1:22
Finish	26.22 mi	12:10:18	4:27:33	10:13	8:45	8:36	-1:27

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

8:30 /mi

Average Pace

10:13 /mi

Slowest Pace

11:25 /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

1:05:28

24% of race

Time at Steady Pace

2:19:54

52% of race

Time at Slower Pace

1:02:11

23% of race

Average Pace: 10:12 /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	08:15:54	33:09	10:41	33:09	10:41	#1440
10K	6.21 mi	08:49:00	1:06:15	10:40	33:06	10:40	#1414
15K	9.32 mi	09:21:01	1:38:16	10:33	32:01	10:19	#1356
20K	12.43 mi	09:51:20	2:08:35	10:21	30:19	9:46	#1261
Half	13.10 mi	09:58:20	2:15:35	10:22	7:00	10:26	#1246
25K	15.53 mi	10:25:03	2:42:18	10:27	26:43	10:59	#1252
30K	18.64 mi	10:51:27	3:08:42	10:08	26:24	8:30	#1155
35K	21.75 mi	11:26:55	3:44:10	10:19	35:28	11:25	#1089
25.2M	25.20 mi	12:01:33	4:18:48	10:17	34:38	10:03	#1010
Finish	26.22 mi	12:10:18	4:27:33	10:13	8:45	8:36	#980

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	F25-29	Seg. Overall	Seg. Females	Seg. F25-29
5K	3.11 mi	3.11 mi	1440	512	128	1246(Top 64%)	409(Top 52%)	106(Top 59%)
10K	6.21 mi	3.10 mi	1414+26	493+19	125+3	1397(Top 72%)	482(Top 61%)	124(Top 69%)
15K	9.32 mi	3.11 mi	1356+58	461+32	117+8	1246(Top 64%)	409(Top 52%)	106(Top 59%)
20K	12.43 mi	3.11 mi	1261+95	418+43	107+10	1051(Top 54%)	324(Top 41%)	83(Top 46%)
Half	13.10 mi	0.67 mi	1246+15	412+6	106+1	1009(Top 52%)	315(Top 40%)	83(Top 46%)
25K	15.53 mi	2.43 mi	1252-6	415-3	104+2	1234(Top 63%)	422(Top 53%)	117(Top 65%)
30K	18.64 mi	3.11 mi	1155+97	380+35	97+7	756(Top 39%)	232(Top 29%)	68(Top 38%)
35K	21.75 mi	3.11 mi	1089+66	360+20	92+5	758(Top 39%)	261(Top 33%)	72(Top 40%)
25.2M	25.20 mi	3.45 mi	1010+79	339+21	89+3	644(Top 33%)	223(Top 28%)	64(Top 36%)
Finish	26.22 mi	1.02 mi	980+30	330+9	89	463(Top 24%)	148(Top 19%)	39(Top 22%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%

×1

+26ft-31ft

Overall

1246

Females

409

F25-29

106

5K→10K

3.1 - 6.2 mi

Top 72%

×2

+38ft-17ft

Overall

1397

Females

482

F25-29

124

10K→15K

6.2 - 9.3 mi

Top 64%

×2

+26ft-44ft

Overall

1246

Females

409

F25-29

106

15K→20K

9.3 - 12.4 mi

Top 54%

×1

+35ft-22ft

Overall

1051

Females

324

F25-29

20K→Half

12.4 - 13.1 mi

Top 52%

×1

+7ft-13ft

Overall

1009

Females

315

F25-29

Half→25K

13.1 - 15.5 mi

Top 63%

×2

+48ft-19ft

Overall

1234

Females

422

F25-29

117

25K→30K

15.5 - 18.6 mi

Top 39%

×2

+38ft-52ft

Overall

756

Females

232

F25-29

30K→35K

18.6 - 21.8 mi

Top 39%

×2

+39ft-39ft

Overall

758

Females

261

F25-29

35K→25.2M

21.8 - 25.2 mi

Top 33%

×3

+57ft-58ft

Overall

644

Females

223

F25-29

25.2M→Finish

25.2 - 26.2 mi

Top 24%

×1

+17ft-12ft

Overall

463

Females

148

F25-29

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:

Athletes Passed

523

Passed By

Net Change

+460

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#1440
5K → 10K	47	21	+26	#1440	#1414
10K → 15K	64	6	+58	#1414	#1356
15K → 20K	96	1	+95	#1356	#1261
20K → Half	15	0	+15	#1261	#1246
Half → 25K	24	30	-6	#1246	#1252
25K → 30K	97	0	+97	#1252	#1155
30K → 35K	71	5	+66	#1155	#1089
35K → 25.2M	79	0	+79	#1089	#1010
25.2M → Finish	30	0	+30	#1010	#980
TOTALS	523	63	+460

📊

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

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

Quick Links

Explore more race data and athlete comparisons

All Results

Browse complete race results with filtering

→

Race Analytics

View race statistics, trends, and insights

→

Course Information

View interactive course map and elevation

→

Contact Time Management

Questions about your timing data or results

→

Results processed 5 months ago

Official Timing Data

Callie Dunham

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