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SHAMROCK MARATHON 2025

Brittney Gregg

Bib: 1329•F•Age: 34

Oneonta, NY

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0:00
0:00
/ mi
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Overall
#0 / 1949
Top 50%
Gender (Female)
#0 / 791
Top 41%
Age Group (F30-34)
#0 / 104
Top 48%
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
29:06
3.11 mi
Rank: #959
Start → 5K
29:06 | 9:22/mi
10K
58:41
6.21 mi
Rank: #975 (-16)
5K → 10K
29:35 | 9:32/mi
15K
1:28:22
9.32 mi
Rank: #976 (-1)
10K → 15K
29:41 | 9:34/mi
20K
1:58:19
12.43 mi
Rank: #979 (-3)
15K → 20K
29:57 | 9:39/mi
Half
2:05:22
13.10 mi
Rank: #977 (+2)
20K → Half
7:03 | 10:31/mi
25K
2:30:09
15.53 mi
Rank: #965 (+12)
Half → 25K
24:47 | 10:11/mi
30K
3:00:23
18.64 mi
Rank: #1004 (-39)
25K → 30K
30:14 | 9:44/mi
35K
3:40:00
21.75 mi
Rank: #1020 (-16)
30K → 35K
39:37 | 12:46/mi
25.2M
4:16:55
25.20 mi
Rank: #977 (+43)
35K → 25.2M
36:55 | 10:42/mi
Finish
4:26:50
26.22 mi
Rank: #969 (+8)
25.2M → Finish
9:55 | 9:44/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:05:22
Pace9:35 /mi
2nd Half
Distance13.12 mi
Time2:21:29
Pace10:48 /mi
📊Positive Split: 12.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:07:1329:069:2229:06
9:22
-
10K
6.21 mi08:36:4858:419:2729:35
9:32
+0:10
15K
9.32 mi09:06:291:28:229:2929:41
9:34
+0:02
20K
12.43 mi09:36:261:58:199:3229:57
9:39
+0:05
Half
13.10 mi09:43:292:05:229:357:03
10:31
+0:52
25K
15.53 mi10:08:162:30:099:4024:47
10:11
-0:20
30K
18.64 mi10:38:303:00:239:4130:14
9:44
-0:27
35K
21.75 mi11:18:073:40:0010:0739:37
12:46
+3:02
25.2M
25.20 mi11:55:024:16:5510:1236:55
10:42
-2:04
Finish
26.22 mi12:04:574:26:5010:129:55
9:44
-0:58

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

9:22 /mi

Average Pace

10:11 /mi

Slowest Pace

12:46 /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

3:03:15

69% of race

Time at Slower Pace

1:23:35

31% of race

Average Pace: 10:11 /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 mi08:07:1329:069:2229:06
9:22
#959
10K
6.21 mi08:36:4858:419:2729:35
9:32
#975
15K
9.32 mi09:06:291:28:229:2929:41
9:34
#976
20K
12.43 mi09:36:261:58:199:3229:57
9:39
#979
Half
13.10 mi09:43:292:05:229:357:03
10:31
#977
25K
15.53 mi10:08:162:30:099:4024:47
10:11
#965
30K
18.64 mi10:38:303:00:239:4130:14
9:44
#1004
35K
21.75 mi11:18:073:40:0010:0739:37
12:46
#1020
25.2M
25.20 mi11:55:024:16:5510:1236:55
10:42
#977
Finish
26.22 mi12:04:574:26:5010:129:55
9:44
#969
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
5K3.11 mi3.11 mi95928444992(Top 51%)298(Top 38%)47(Top 45%)
10K6.21 mi3.10 mi975-16294-1045-1999(Top 51%)302(Top 38%)46(Top 44%)
15K9.32 mi3.11 mi976-1290+445992(Top 51%)298(Top 38%)47(Top 45%)
20K12.43 mi3.11 mi979-3294-445994(Top 51%)307(Top 39%)48(Top 46%)
Half13.10 mi0.67 mi977+2295-1451040(Top 53%)326(Top 41%)47(Top 45%)
25K15.53 mi2.43 mi965+12292+345984(Top 50%)302(Top 38%)47(Top 45%)
30K18.64 mi3.11 mi1004-39315-2347-21163(Top 60%)407(Top 51%)59(Top 57%)
35K21.75 mi3.11 mi1020-16332-1749-21111(Top 57%)408(Top 52%)61(Top 59%)
25.2M25.20 mi3.45 mi977+43329+351-2819(Top 42%)310(Top 39%)53(Top 51%)
Finish26.22 mi1.02 mi969+8327+250+1860(Top 44%)315(Top 40%)55(Top 53%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×1
+26ft-31ft

Overall

992

Females

298

F30-34

47

5K→10K

3.1 - 6.2 mi

Top 51%
×2
+38ft-17ft

Overall

999

Females

302

F30-34

46

10K→15K

6.2 - 9.3 mi

Top 51%
×2
+26ft-44ft

Overall

992

Females

298

F30-34

47

15K→20K

9.3 - 12.4 mi

Top 51%
×1
+35ft-22ft

Overall

994

Females

307

F30-34

48

20K→Half

12.4 - 13.1 mi

Top 53%
×1
+7ft-13ft

Overall

1040

Females

326

F30-34

47

Half→25K

13.1 - 15.5 mi

Top 50%
×2
+48ft-19ft

Overall

984

Females

302

F30-34

47

25K→30K

15.5 - 18.6 mi

Top 60%
×2
+38ft-52ft

Overall

1163

Females

407

F30-34

59

30K→35K

18.6 - 21.8 mi

Top 57%
×2
+39ft-39ft

Overall

1111

Females

408

F30-34

61

35K→25.2M

21.8 - 25.2 mi

Top 42%
×3
+57ft-58ft

Overall

819

Females

310

F30-34

53

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×1
+17ft-12ft

Overall

860

Females

315

F30-34

55

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
152
Passed By
162
Net Change
-10
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#959
5K → 10K1733-16#959#975
10K → 15K1213-1#975#976
15K → 20K1215-3#976#979
20K → Half53+2#979#977
Half → 25K186+12#977#965
25K → 30K948-39#965#1004
30K → 35K2137-16#1004#1020
35K → 25.2M507+43#1020#977
25.2M → Finish80+8#977#969
TOTALS152162-10
📊

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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Activity Data

Upload your GPX file to see detailed activity metrics

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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.

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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management