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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management
SHAMROCK MARATHON 2025

Kenny Gumbs

Bib: 482 •M •Age: 36

Midlothian, VA

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0:00
0:00
/ mi
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Overall
#0 / 1949
Gender (Male)
#0 / 1153
Age Group (M35-39)
Official
#0 / 178
Calculated (M35-39)
#0 / 178
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
33:22
3.11 mi
Rank: #1459
Start → 5K
33:22 | 10:45/mi
10K
1:05:41
6.21 mi
Rank: #1381 (+78)
5K → 10K
32:19 | 10:25/mi
15K
1:38:44
9.32 mi
Rank: #1381
10K → 15K
33:03 | 10:39/mi
20K
2:15:26
12.43 mi
Rank: #1445 (-64)
15K → 20K
36:42 | 11:49/mi
Half
2:24:23
13.10 mi
Rank: #1456 (-11)
20K → Half
8:57 | 13:21/mi
25K
2:58:16
15.53 mi
Rank: #1568 (-112)
Half → 25K
33:53 | 13:55/mi
30K
3:37:24
18.64 mi
Rank: #1606 (-38)
25K → 30K
39:08 | 12:36/mi
35K
4:28:59
21.75 mi
Rank: #1635 (-29)
30K → 35K
51:35 | 16:37/mi
25.2M
5:19:14
25.20 mi
Rank: #1650 (-15)
35K → 25.2M
50:15 | 14:34/mi
Finish
5:33:00
26.22 mi
Rank: #1655 (-5)
25.2M → Finish
13:46 | 13:31/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:24:23
Pace11:02 /mi
2nd Half
Distance13.12 mi
Time3:08:38
Pace14:23 /mi
📊Positive Split: 30.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:13:5433:2210:4533:22
10:45
-
10K
6.21 mi08:46:131:05:4110:3532:19
10:25
-0:20
15K
9.32 mi09:19:161:38:4410:3633:03
10:39
+0:14
20K
12.43 mi09:55:582:15:2610:5436:42
11:49
+1:10
Half
13.10 mi10:04:552:24:2311:028:57
13:21
+1:32
25K
15.53 mi10:38:482:58:1611:2933:53
13:55
+0:34
30K
18.64 mi11:17:563:37:2411:4039:08
12:36
-1:19
35K
21.75 mi12:09:314:28:5912:2351:35
16:37
+4:01
25.2M
25.20 mi12:59:465:19:1412:4150:15
14:34
-2:03
Finish
26.22 mi13:13:325:33:0012:4313:46
13:31
-1:03

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

10:25 /mi

Average Pace

12:43 /mi

Slowest Pace

16:37 /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

2:15:26

41% of race

Time at Steady Pace

1:35:44

29% of race

Time at Slower Pace

1:41:50

31% of race

Average Pace: 12:42 /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 mi08:13:5433:2210:4533:22
10:45
#1459
10K
6.21 mi08:46:131:05:4110:3532:19
10:25
#1381
15K
9.32 mi09:19:161:38:4410:3633:03
10:39
#1381
20K
12.43 mi09:55:582:15:2610:5436:42
11:49
#1445
Half
13.10 mi10:04:552:24:2311:028:57
13:21
#1456
25K
15.53 mi10:38:482:58:1611:2933:53
13:55
#1568
30K
18.64 mi11:17:563:37:2411:4039:08
12:36
#1606
35K
21.75 mi12:09:314:28:5912:2351:35
16:37
#1635
25.2M
25.20 mi12:59:465:19:1412:4150:15
14:34
#1650
Finish
26.22 mi13:13:325:33:0012:4313:46
13:31
#1655
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
5K3.11 mi3.11 mi14599371481371(Top 70%)897(Top 78%)143(Top 80%)
10K6.21 mi3.10 mi1381+78901+36143+51317(Top 68%)871(Top 76%)139(Top 78%)
15K9.32 mi3.11 mi1381907-6144-11371(Top 70%)897(Top 78%)143(Top 80%)
20K12.43 mi3.11 mi1445-64932-25149-51630(Top 84%)1019(Top 88%)161(Top 90%)
Half13.10 mi0.67 mi1456-11935-3151-21726(Top 89%)1060(Top 92%)168(Top 94%)
25K15.53 mi2.43 mi1568-112996-61158-71743(Top 89%)1057(Top 92%)168(Top 94%)
30K18.64 mi3.11 mi1606-381007-11160-21727(Top 89%)1047(Top 91%)164(Top 92%)
35K21.75 mi3.11 mi1635-291016-91601713(Top 88%)1028(Top 89%)163(Top 92%)
25.2M25.20 mi3.45 mi1650-151019-31601681(Top 86%)1007(Top 87%)161(Top 90%)
Finish26.22 mi1.02 mi1655-51021-21601753(Top 90%)1049(Top 91%)169(Top 95%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×1
+26ft-31ft

Overall

1371

Males

897

M35-39

143

5K→10K

3.1 - 6.2 mi

Top 68%
×2
+38ft-17ft

Overall

1317

Males

871

M35-39

139

10K→15K

6.2 - 9.3 mi

Top 70%
×2
+26ft-44ft

Overall

1371

Males

897

M35-39

143

15K→20K

9.3 - 12.4 mi

Top 84%
×1
+35ft-22ft

Overall

1630

Males

1019

M35-39

161

20K→Half

12.4 - 13.1 mi

Top 89%
×1
+7ft-13ft

Overall

1726

Males

1060

M35-39

168

Half→25K

13.1 - 15.5 mi

Top 89%
×2
+48ft-19ft

Overall

1743

Males

1057

M35-39

168

25K→30K

15.5 - 18.6 mi

Top 89%
×2
+38ft-52ft

Overall

1727

Males

1047

M35-39

164

30K→35K

18.6 - 21.8 mi

Top 88%
×2
+39ft-39ft

Overall

1713

Males

1028

M35-39

163

35K→25.2M

21.8 - 25.2 mi

Top 86%
×3
+57ft-58ft

Overall

1681

Males

1007

M35-39

161

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×1
+17ft-12ft

Overall

1753

Males

1049

M35-39

169

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
153
Passed By
349
Net Change
-196
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1459
5K → 10K868+78#1459#1381
10K → 15K23230#1381#1381
15K → 20K468-64#1381#1445
20K → Half718-11#1445#1456
Half → 25K6118-112#1456#1568
25K → 30K846-38#1568#1606
30K → 35K1039-29#1606#1635
35K → 25.2M924-15#1635#1650
25.2M → Finish05-5#1650#1655
TOTALS153349-196
📊

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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