A newer course is available. Click here to go.
Log In
Dashboard
Courses
About
Documentation
Contact Us
Feature Requests
Issues and Bugs
About
Documentation
Contact Us
Feature Requests
Issues and Bugs
Course
Actions
Edit course
Copy course
Share course
Delete course
Email owner
Download GPX
Mode
Planning
Planning Mode
Run Analysis Mode
Plan
Add
New Plan
Legend
Terrain Type
Smooth
Technical
Start
Full aid
Cutoff
Finish
Controls
Units
mi | ft
Distance
mi
km
Elevation
ft
m
Time Display
Date | PDT
Timezone
PDT
UTC
Endpoints
Plan
Splits
Details
S
0.0 mi
Start
Start
1.9 mi
+1,085 ft
-149 ft
1
1.9 mi
Castle Rock Aid
Full aid
2.7 mi
+1,094 ft
-1,092 ft
2
4.6 mi
Castle Rock Aid
Full aid
1.7 mi
+40 ft
-979 ft
F
6.3 mi
Finish
Finish
Cutoff
Sun 12:00 PM
Dist
ance
:
miles
| Alt
itude
:
feet
| Time:
PDT
Official
Mammoth Bar 10K [2025]
Course
6.3 mi
+2,219 ft
-2,219 ft
Event
September 7, 2025
Start
8:45 AM
Cutoff
3 hr 15 min
Course Profile
Course Map
Contact
Email Me
Feedback
Features/Bugs
Features
|
Bugs
Connect
Privacy Policy
|
Terms & Conditions
|
Cookie Policy
|
Manage Cookies
©2026 ULTRAPACER LLC