APO
Public
About APO
Gallery
Social Media
Instagram
Facebook
Youtube
Meta
Visit APO
Directions
Housing
Public Tours
Staff Directory
Employement
Science Highlights
Recent News
Recent Publications
Celestial Events
ToO Results
SDSS Data Releases
OBSERVERS
Weather
Regional Weather
On site weather
IR Camera
All Sky Camera
Seeing Monitor
Closure Policies
3.5m Observing Schedule
Proposal Sample
Scheduling Overview
Tonight's Schedule
Quarterly Schedule
Training and Visiting
New Users
Training Information
Planning Class Trips
Visit Information
Housing
Observer Resources
Accessing Data
APO Password Access
APO Mailing Lists
User Wiki
3.5m Night Log Archive
Observing Tools
TUI Stars
Sky View
Aladin Finder Charts
SDSS Charts
Standard Stars
Catalogs and Finder Charts
Guider Match Scripts
Telescopes
ARC 3.5M
General Information
Optical Design
TUI
TCC
SDSS 2.5M
General Info
SDSS Data Release
SONG 1.0m
General Info
ARCSAT 0.5m
General Info
Observing Schedule
Instruments
Instrument Summary
Instrument News and Status
Insrument Resources
Filter Inventory
Detectors
Guidelines for Visiting Instruments
Decomissioned Instruments
Agile
APOLLO
ARCES (Echelle)
ARCTIC
DIS
KOSMOS
NICFPS
TripleSpec
LOGIN
Login
Register
Login
Username
*
Password
*
Can't remember your password?
reset password
Not yet a member?
sign up!
Login