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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Chase Bonfiglio

Bib: 2115 •M •Age: 18

Virginia Bch, VA

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Gender (Male)
#0 / 1153
Age Group (M15-19)
#0 / 25
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
33:16
3.11 mi
Rank: #1451
Start → 5K
33:16 | 10:43/mi
10K
1:09:01
6.21 mi
Rank: #1545 (-94)
5K → 10K
35:45 | 11:31/mi
15K
1:42:57
9.32 mi
Rank: #1502 (+43)
10K → 15K
33:56 | 10:56/mi
20K
2:16:31
12.43 mi
Rank: #1467 (+35)
15K → 20K
33:34 | 10:49/mi
Half
2:24:41
13.10 mi
Rank: #1465 (+2)
20K → Half
8:10 | 12:11/mi
25K
2:52:29
15.53 mi
Rank: #1440 (+25)
Half → 25K
27:48 | 11:25/mi
30K
3:25:24
18.64 mi
Rank: #1436 (+4)
25K → 30K
32:55 | 10:36/mi
35K
4:07:22
21.75 mi
Rank: #1418 (+18)
30K → 35K
41:58 | 13:31/mi
25.2M
4:44:33
25.20 mi
Rank: #1331 (+87)
35K → 25.2M
37:11 | 10:47/mi
Finish
4:54:55
26.22 mi
Rank: #1320 (+11)
25.2M → Finish
10:22 | 10:11/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:24:41
Pace11:03 /mi
2nd Half
Distance13.12 mi
Time2:30:15
Pace11:28 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:17:2733:1610:4333:16
10:43
-
10K
6.21 mi08:53:121:09:0111:0735:45
11:31
+0:48
15K
9.32 mi09:27:081:42:5711:0333:56
10:56
-0:35
20K
12.43 mi10:00:422:16:3111:0033:34
10:49
-0:07
Half
13.10 mi10:08:522:24:4111:038:10
12:11
+1:22
25K
15.53 mi10:36:402:52:2911:0727:48
11:25
-0:46
30K
18.64 mi11:09:353:25:2411:0232:55
10:36
-0:49
35K
21.75 mi11:51:334:07:2211:2341:58
13:31
+2:55
25.2M
25.20 mi12:28:444:44:3311:1837:11
10:47
-2:44
Finish
26.22 mi12:39:064:54:5511:1610:22
10:11
-0:36

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

10:11 /mi

Average Pace

11:15 /mi

Slowest Pace

13:31 /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

10:22

4% of race

Time at Steady Pace

2:50:52

58% of race

Time at Slower Pace

1:53:41

39% of race

Average Pace: 11:15 /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 mi08:17:2733:1610:4333:16
10:43
#1451
10K
6.21 mi08:53:121:09:0111:0735:45
11:31
#1545
15K
9.32 mi09:27:081:42:5711:0333:56
10:56
#1502
20K
12.43 mi10:00:422:16:3111:0033:34
10:49
#1467
Half
13.10 mi10:08:522:24:4111:038:10
12:11
#1465
25K
15.53 mi10:36:402:52:2911:0727:48
11:25
#1440
30K
18.64 mi11:09:353:25:2411:0232:55
10:36
#1436
35K
21.75 mi11:51:334:07:2211:2341:58
13:31
#1418
25.2M
25.20 mi12:28:444:44:3311:1837:11
10:47
#1331
Finish
26.22 mi12:39:064:54:5511:1610:22
10:11
#1320
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM15-19Seg. OverallSeg. MalesSeg. M15-19
5K3.11 mi3.11 mi1451931221453(Top 75%)938(Top 81%)22(Top 88%)
10K6.21 mi3.10 mi1545-94985-54221644(Top 84%)1038(Top 90%)22(Top 88%)
15K9.32 mi3.11 mi1502+43960+25221453(Top 75%)938(Top 81%)22(Top 88%)
20K12.43 mi3.11 mi1467+35944+1621+11391(Top 71%)897(Top 78%)20(Top 80%)
Half13.10 mi0.67 mi1465+2941+3211541(Top 79%)973(Top 84%)23(Top 92%)
25K15.53 mi2.43 mi1440+25923+1820+11356(Top 70%)871(Top 76%)21(Top 84%)
30K18.64 mi3.11 mi1436+4917+6201407(Top 72%)874(Top 76%)16(Top 64%)
35K21.75 mi3.11 mi1418+18899+1818+21251(Top 64%)775(Top 67%)16(Top 64%)
25.2M25.20 mi3.45 mi1331+87845+5418840(Top 43%)522(Top 45%)8(Top 32%)
Finish26.22 mi1.02 mi1320+11839+617+11025(Top 53%)635(Top 55%)15(Top 60%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×1
+26ft-31ft

Overall

1453

Males

938

M15-19

22

5K→10K

3.1 - 6.2 mi

Top 84%
×2
+38ft-17ft

Overall

1644

Males

1038

M15-19

22

10K→15K

6.2 - 9.3 mi

Top 75%
×2
+26ft-44ft

Overall

1453

Males

938

M15-19

22

15K→20K

9.3 - 12.4 mi

Top 71%
×1
+35ft-22ft

Overall

1391

Males

897

M15-19

20

20K→Half

12.4 - 13.1 mi

Top 79%
×1
+7ft-13ft

Overall

1541

Males

973

M15-19

23

Half→25K

13.1 - 15.5 mi

Top 70%
×2
+48ft-19ft

Overall

1356

Males

871

M15-19

21

25K→30K

15.5 - 18.6 mi

Top 72%
×2
+38ft-52ft

Overall

1407

Males

874

M15-19

16

30K→35K

18.6 - 21.8 mi

Top 64%
×2
+39ft-39ft

Overall

1251

Males

775

M15-19

16

35K→25.2M

21.8 - 25.2 mi

Top 43%
×3
+57ft-58ft

Overall

840

Males

522

M15-19

8

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×1
+17ft-12ft

Overall

1025

Males

635

M15-19

15

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
311
Passed By
180
Net Change
+131
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1451
5K → 10K7101-94#1451#1545
10K → 15K529+43#1545#1502
15K → 20K416+35#1502#1467
20K → Half108+2#1467#1465
Half → 25K3611+25#1465#1440
25K → 30K2319+4#1440#1436
30K → 35K4224+18#1436#1418
35K → 25.2M870+87#1418#1331
25.2M → Finish132+11#1331#1320
TOTALS311180+131
📊

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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