Shamrock Marathon logo
SHAMROCK MARATHON 2026

Hannah Stommel

Bib: 1210•F•Age: 31

Bolton, MA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 2429
Top 35%
Gender (Female)
#0 / 943
Top 24%
Division (F30-34)
#0 / 164
Top 30%
Race Day Weather
55°/45°F
few clouds

⏱️ Race Timeline

Course Elevation
-8–55 ft
≈
×5story building
•▲ 331 ft climb · ▼ 310 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:01/mi
28:02
↑ 26↓ 31
10K· 6.21 mi
9:03/mi
56:09
↑ 38↓ 170.1%
15K· 9.32 mi
8:58/mi
1:23:59
↑ 26↓ 440.1%
20K· 12.43 mi
9:19/mi
1:52:55
↑ 35↓ 22
Half· 13.10 mi
8:53/mi
1:58:53
↓ 130.2%
30K· 18.64 mi
9:00/mi
2:48:44
↑ 86↓ 72
35K· 21.75 mi
11:01/mi
3:22:59
↑ 39↓ 39
25.2M
10:58/mi
4:00:50
↑ 57↓ 58
Finish· 26.22 mi
8:47/mi
4:09:47
↑ 17↓ 12

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.10 mi
Time1:58:53
Pace9:05 /mi
2nd Half
Distance13.12 mi
Time2:10:54
Pace9:59 /mi
📊Positive Split: 10.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:04:0428:029:0128:02
9:01
-
10K
6.21 mi08:32:1156:099:0228:07
9:03
+0:02
15K
9.32 mi09:00:011:23:599:0127:50
8:58
-0:05
20K
12.43 mi09:28:571:52:559:0528:56
9:19
+0:21
Half
13.10 mi09:34:551:58:539:055:58
8:53
-0:26
30K
18.64 mi10:24:462:48:449:0349:51
9:00
+0:07
35K
21.75 mi10:59:013:22:599:2034:15
11:01
+2:01
25.2M
25.20 mi11:36:524:00:509:3337:51
10:58
-0:03
Finish
26.22 mi11:45:494:09:479:328:57
8:47
-2:11

Checkpoints & Pacing

📈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

8:47 /mi

Average Pace

9:32 /mi

Slowest Pace

11:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:57:41

71% of race

Time at Slower Pace

1:12:06

29% of race

Average Pace: 9:32 /mi

Loading chart...
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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi08:04:0428:029:0128:02
9:01
#1015
10K
6.21 mi08:32:1156:099:0228:07
9:03
#1038
15K
9.32 mi09:00:011:23:599:0127:50
8:58
#1021
20K
12.43 mi09:28:571:52:559:0528:56
9:19
#1064
Half
13.10 mi09:34:551:58:539:055:58
8:53
#1032
30K
18.64 mi10:24:462:48:449:0349:51
9:00
#916
35K
21.75 mi10:59:013:22:599:2034:15
11:01
#881
25.2M
25.20 mi11:36:524:00:509:3337:51
10:58
#870
Finish
26.22 mi11:45:494:09:479:328:57
8:47
#851
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
5K3.11 mi3.11 mi101524751993(Top 41%)239(Top 25%)49(Top 30%)
10K6.21 mi3.10 mi1038-23262-1552-11094(Top 45%)288(Top 31%)53(Top 33%)
15K9.32 mi3.11 mi1021+17255+749+3993(Top 41%)239(Top 25%)49(Top 30%)
20K12.43 mi3.11 mi1064-43266-1152-31154(Top 48%)309(Top 33%)62(Top 38%)
Half13.10 mi0.67 mi1032+32257+952824(Top 34%)181(Top 19%)46(Top 28%)
30K18.64 mi5.54 mi916+116223+3447+5778(Top 32%)182(Top 19%)43(Top 27%)
35K21.75 mi3.11 mi881+35224-148-1852(Top 35%)246(Top 26%)55(Top 34%)
25.2M25.20 mi3.45 mi870+11231-751-3883(Top 36%)292(Top 31%)64(Top 40%)
Finish26.22 mi1.02 mi851+19228+350+1530(Top 22%)146(Top 15%)37(Top 23%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×1story
+26ft-31ft

Overall

993

Females

239

F30-34

51

5K→10K

3.1 - 6.2 mi

Top 45%
×2story building
+38ft-17ft

Overall

1094

Females

288

F30-34

55

10K→15K

6.2 - 9.3 mi

Top 41%
×2story building
+26ft-44ft

Overall

993

Females

239

F30-34

51

15K→20K

9.3 - 12.4 mi

Top 48%
×1story
+35ft-22ft

Overall

1154

Females

309

F30-34

64

20K→Half

12.4 - 13.1 mi

Top 34%
×1human
+7ft-13ft

Overall

824

Females

181

F30-34

48

Half→30K

13.1 - 18.6 mi

Top 32%
×2story building
+86ft-72ft

Overall

778

Females

182

F30-34

45

30K→35K

18.6 - 21.8 mi

Top 35%
×2stacked humans
+39ft-39ft

Overall

852

Females

246

F30-34

57

35K→25.2M

21.8 - 25.2 mi

Top 36%
×3story building
+57ft-58ft

Overall

883

Females

292

F30-34

66

25.2M→Finish

25.2 - 26.2 mi

Top 22%
×1human
+17ft-12ft

Overall

530

Females

146

F30-34

39

Passing Analysis

Category:
Athletes Passed
365*
Passed By
201
Net Change
+164
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1015
5K → 10K2245-23#1015#1038
10K → 15K3316+17#1038#1021
15K → 20K18*61-43#1021#1064
20K → Half32*0+32#1064#1032
Half → 30K137*21+116#1032#916
30K → 35K63*28+35#916#881
35K → 25.2M39*28+11#881#870
25.2M → Finish21*2+19#870#851
TOTALS365*201+164

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...
🏆 Finisher Certificate
Download or share your official race finisher certificate
Loading certificate...

Your certificate is generated on-demand and can be shared on social media or saved for your records

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

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

Public Race Data

J & A Racing

J & A Racing

Big River Race Management

Big River Race Management