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SHAMROCK MARATHON 2025

Jacob Case

Bib: 1889•M•Age: 47

Salt Lake Cty, UT

Masters
Shamrock Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 1949
Gender (Male)
#0 / 1153
Masters (Masters Men)
#0 / 398
Age Group (M45-49)
Official
#0 / 89
Calculated (M45-49)
#0 / 89
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· 3.11 mi
30:06
Rank: #1071
Start → 5K
30:06 | 9:42/mi
10K· 6.21 mi
1:00:00
Rank: #1039 (+32)
5K → 10K
29:54 | 9:38/mi
15K· 9.32 mi
1:30:15
Rank: #1044 (-5)
10K → 15K
30:15 | 9:45/mi
20K· 12.43 mi
2:06:32
Rank: #1202 (-158)
15K → 20K
36:17 | 11:41/mi
Half· 13.10 mi
2:13:40
Rank: #1187 (+15)
20K → Half
7:08 | 10:38/mi
25K· 15.53 mi
2:42:01
Rank: #1247 (-60)
Half → 25K
28:21 | 11:39/mi
30K· 18.64 mi
3:15:03
Rank: #1274 (-27)
25K → 30K
33:02 | 10:38/mi
35K· 21.75 mi
4:01:40
Rank: #1327 (-53)
30K → 35K
46:37 | 15:01/mi
25.2M
4:48:33
Rank: #1391 (-64)
35K → 25.2M
46:53 | 13:35/mi
Finish· 26.22 mi
5:01:41
Rank: #1405 (-14)
25.2M → Finish
13:08 | 12:54/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via Half
Distance13.10 mi
Time2:13:40
Pace10:13 /mi
2nd Half
Distance13.12 mi
Time2:48:02
Pace12:49 /mi
📊Positive Split: 25.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:12:2730:069:4230:06
9:42
-
10K
6.21 mi08:42:211:00:009:4029:54
9:38
-0:04
15K
9.32 mi09:12:361:30:159:4130:15
9:45
+0:07
20K
12.43 mi09:48:532:06:3210:1136:17
11:41
+1:56
Half
13.10 mi09:56:012:13:4010:137:08
10:38
-1:03
25K
15.53 mi10:24:222:42:0110:2628:21
11:39
+1:01
30K
18.64 mi10:57:243:15:0310:2833:02
10:38
-1:01
35K
21.75 mi11:44:014:01:4011:0746:37
15:01
+4:23
25.2M
25.20 mi12:30:544:48:3311:2846:53
13:35
-1:26
Finish
26.22 mi12:44:025:01:4111:3113:08
12:54
-0:41

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

9:38 /mi

Average Pace

11:31 /mi

Slowest Pace

15:01 /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

2:10:25

43% of race

Time at Steady Pace

1:04:38

21% of race

Time at Slower Pace

1:46:38

35% of race

Average Pace: 11:30 /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 mi08:12:2730:069:4230:06
9:42
#1071
10K
6.21 mi08:42:211:00:009:4029:54
9:38
#1039
15K
9.32 mi09:12:361:30:159:4130:15
9:45
#1044
20K
12.43 mi09:48:532:06:3210:1136:17
11:41
#1202
Half
13.10 mi09:56:012:13:4010:137:08
10:38
#1187
25K
15.53 mi10:24:222:42:0110:2628:21
11:39
#1247
30K
18.64 mi10:57:243:15:0310:2833:02
10:38
#1274
35K
21.75 mi11:44:014:01:4011:0746:37
15:01
#1327
25.2M
25.20 mi12:30:544:48:3311:2846:53
13:35
#1391
Finish
26.22 mi12:44:025:01:4111:3113:08
12:54
#1405
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi1071729551053(Top 54%)723(Top 63%)54(Top 61%)
10K6.21 mi3.10 mi1039+32719+1053+21025(Top 53%)709(Top 61%)53(Top 60%)
15K9.32 mi3.11 mi1044-5719531053(Top 54%)723(Top 63%)54(Top 61%)
20K12.43 mi3.11 mi1202-158809-9058-51604(Top 82%)1009(Top 88%)80(Top 90%)
Half13.10 mi0.67 mi1187+15801+857+11086(Top 56%)742(Top 64%)59(Top 66%)
25K15.53 mi2.43 mi1247-60833-3263-61407(Top 72%)893(Top 77%)72(Top 81%)
30K18.64 mi3.11 mi1274-27838-565-21415(Top 73%)877(Top 76%)70(Top 79%)
35K21.75 mi3.11 mi1327-53852-14651497(Top 77%)910(Top 79%)72(Top 81%)
25.2M25.20 mi3.45 mi1391-64879-2770-51544(Top 79%)926(Top 80%)78(Top 88%)
Finish26.22 mi1.02 mi1405-14884-5701667(Top 86%)996(Top 86%)79(Top 89%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×1story
+26ft-31ft

Overall

1053

Males

723

M45-49

54

5K→10K

3.1 - 6.2 mi

Top 53%
×2stories
+38ft-17ft

Overall

1025

Males

709

M45-49

53

10K→15K

6.2 - 9.3 mi

Top 54%
×2stories
+26ft-44ft

Overall

1053

Males

723

M45-49

54

15K→20K

9.3 - 12.4 mi

Top 82%
×1story
+35ft-22ft

Overall

1604

Males

1009

M45-49

80

20K→Half

12.4 - 13.1 mi

Top 56%
×1human
+7ft-13ft

Overall

1086

Males

742

M45-49

59

Half→25K

13.1 - 15.5 mi

Top 72%
×2stories
+48ft-19ft

Overall

1407

Males

893

M45-49

72

25K→30K

15.5 - 18.6 mi

Top 73%
×2stories
+38ft-52ft

Overall

1415

Males

877

M45-49

70

30K→35K

18.6 - 21.8 mi

Top 77%
×2humans
+39ft-39ft

Overall

1497

Males

910

M45-49

72

35K→25.2M

21.8 - 25.2 mi

Top 79%
×3stories
+57ft-58ft

Overall

1544

Males

926

M45-49

78

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×1human
+17ft-12ft

Overall

1667

Males

996

M45-49

79

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
109
Passed By
443
Net Change
-334
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1071
5K → 10K4614+32#1071#1039
10K → 15K1217-5#1039#1044
15K → 20K1159-158#1044#1202
20K → Half150+15#1202#1187
Half → 25K767-60#1187#1247
25K → 30K1138-27#1247#1274
30K → 35K1366-53#1274#1327
35K → 25.2M468-64#1327#1391
25.2M → Finish014-14#1391#1405
TOTALS109443-334
📊

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

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🏆 Finisher Certificate
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Activity Data

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Official Timing Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management