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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Marissa Hews

Bib: 2296 •F •Age: 26

Norwood, PA

Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Gender (Female)
#0 / 791
Age Group (F25-29)
Official
#0 / 180
Calculated (F25-29)
#0 / 180
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
36:50
3.11 mi
Rank: #1755
Start → 5K
36:50 | 11:52/mi
10K
1:14:39
6.21 mi
Rank: #1754 (+1)
5K → 10K
37:49 | 12:11/mi
15K
1:51:47
9.32 mi
Rank: #1743 (+11)
10K → 15K
37:08 | 11:58/mi
20K
2:29:11
12.43 mi
Rank: #1722 (+21)
15K → 20K
37:24 | 12:03/mi
Half
2:37:57
13.10 mi
Rank: #1717 (+5)
20K → Half
8:46 | 13:04/mi
25K
3:08:51
15.53 mi
Rank: #1701 (+16)
Half → 25K
30:54 | 12:42/mi
30K
3:51:24
18.64 mi
Rank: #1734 (-33)
25K → 30K
42:33 | 13:42/mi
35K
4:48:04
21.75 mi
Rank: #1771 (-37)
30K → 35K
56:40 | 18:15/mi
25.2M
5:42:47
25.20 mi
Rank: #1778 (-7)
35K → 25.2M
54:43 | 15:52/mi
Finish
5:54:46
26.22 mi
Rank: #1772 (+6)
25.2M → Finish
11:59 | 11:46/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:37:57
Pace12:04 /mi
2nd Half
Distance13.12 mi
Time3:16:49
Pace15:01 /mi
📊Positive Split: 24.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:23:0836:5011:5236:50
11:52
-
10K
6.21 mi09:00:571:14:3912:0137:49
12:11
+0:19
15K
9.32 mi09:38:051:51:4712:0037:08
11:58
-0:13
20K
12.43 mi10:15:292:29:1112:0137:24
12:03
+0:05
Half
13.10 mi10:24:152:37:5712:048:46
13:04
+1:01
25K
15.53 mi10:55:093:08:5112:1030:54
12:42
-0:22
30K
18.64 mi11:37:423:51:2412:2542:33
13:42
+1:00
35K
21.75 mi12:34:224:48:0413:1556:40
18:15
+4:33
25.2M
25.20 mi13:29:055:42:4713:3754:43
15:52
-2:23
Finish
26.22 mi13:41:045:54:4613:3311:59
11:46
-4:06

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

11:46 /mi

Average Pace

13:32 /mi

Slowest Pace

18:15 /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

0:00

0% of race

Time at Steady Pace

4:03:23

69% of race

Time at Slower Pace

1:51:23

31% of race

Average Pace: 13:32 /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 mi08:23:0836:5011:5236:50
11:52
#1755
10K
6.21 mi09:00:571:14:3912:0137:49
12:11
#1754
15K
9.32 mi09:38:051:51:4712:0037:08
11:58
#1743
20K
12.43 mi10:15:292:29:1112:0137:24
12:03
#1722
Half
13.10 mi10:24:152:37:5712:048:46
13:04
#1717
25K
15.53 mi10:55:093:08:5112:1030:54
12:42
#1701
30K
18.64 mi11:37:423:51:2412:2542:33
13:42
#1734
35K
21.75 mi12:34:224:48:0413:1556:40
18:15
#1771
25.2M
25.20 mi13:29:055:42:4713:3754:43
15:52
#1778
Finish
26.22 mi13:41:045:54:4613:3311:59
11:46
#1772
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
5K3.11 mi3.11 mi17556661571696(Top 87%)631(Top 80%)152(Top 84%)
10K6.21 mi3.10 mi1754+1664+2154+31751(Top 90%)663(Top 84%)158(Top 88%)
15K9.32 mi3.11 mi1743+11657+7155-11696(Top 87%)631(Top 80%)152(Top 84%)
20K12.43 mi3.11 mi1722+21652+5154+11671(Top 86%)635(Top 80%)155(Top 86%)
Half13.10 mi0.67 mi1717+5649+31541689(Top 87%)642(Top 81%)160(Top 89%)
25K15.53 mi2.43 mi1701+16642+71541600(Top 82%)606(Top 77%)150(Top 83%)
30K18.64 mi3.11 mi1734-33661-19158-41843(Top 95%)737(Top 93%)170(Top 94%)
35K21.75 mi3.11 mi1771-37686-25161-31845(Top 95%)746(Top 94%)174(Top 97%)
25.2M25.20 mi3.45 mi1778-7689-31611813(Top 93%)734(Top 93%)173(Top 96%)
Finish26.22 mi1.02 mi1772+6687+21611480(Top 76%)586(Top 74%)151(Top 84%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×1
+26ft-31ft

Overall

1696

Females

631

F25-29

152

5K→10K

3.1 - 6.2 mi

Top 90%
×2
+38ft-17ft

Overall

1751

Females

663

F25-29

158

10K→15K

6.2 - 9.3 mi

Top 87%
×2
+26ft-44ft

Overall

1696

Females

631

F25-29

152

15K→20K

9.3 - 12.4 mi

Top 86%
×1
+35ft-22ft

Overall

1671

Females

635

F25-29

155

20K→Half

12.4 - 13.1 mi

Top 87%
×1
+7ft-13ft

Overall

1689

Females

642

F25-29

160

Half→25K

13.1 - 15.5 mi

Top 82%
×2
+48ft-19ft

Overall

1600

Females

606

F25-29

150

25K→30K

15.5 - 18.6 mi

Top 95%
×2
+38ft-52ft

Overall

1843

Females

737

F25-29

170

30K→35K

18.6 - 21.8 mi

Top 95%
×2
+39ft-39ft

Overall

1845

Females

746

F25-29

174

35K→25.2M

21.8 - 25.2 mi

Top 93%
×3
+57ft-58ft

Overall

1813

Females

734

F25-29

173

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×1
+17ft-12ft

Overall

1480

Females

586

F25-29

151

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
128
Passed By
145
Net Change
-17
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1755
5K → 10K2524+1#1755#1754
10K → 15K2211+11#1754#1743
15K → 20K276+21#1743#1722
20K → Half105+5#1722#1717
Half → 25K2711+16#1717#1701
25K → 30K134-33#1701#1734
30K → 35K340-37#1734#1771
35K → 25.2M613-7#1771#1778
25.2M → Finish71+6#1778#1772
TOTALS128145-17
📊

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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