Skip to main content
Menu
Observing
Start here!
Phase I: Proposing for Time
PIT
Standard Semester Program
TAC
PW
LLP
FT
DDT
Queue
Classical
PV
ToO
Eavesdropping
Joint Proposals
Phase II: Requesting & Monitoring Observations
OT
OT/Phase II Checklist
Instructions
Useful to know
Non-Sidereal Targets
Phase III: Retrieving & Reducing Data
Downloading and Understanding the Data
Reducing the Data
Getting Help
Acknowledging Gemini
Providing Feedback
Getting Help
Submit a General Helpdesk Request
Schedules and Queue
Nightlog GN
Nightlog GS
2025A Classical Schedule
2024B Classical Schedule
Queue Summary (Bands, DD, LP, FT, PW)
Previous Semesters
Resources
Magnitudes and Fluxes
Multi-Object Spectroscopy
Near-IR Resources
Optical Resources
Integration Time Calculator (ITC)
Advice
Available Filters
Science Operations Statistics
Historical statistics
Telescopes and Sites
Telescopes
Sites
Policies Regarding Observing
Visiting Gemini
Graduate Student Visitor Program
Visitas al telescopio
Maunakea Visitor's Guidelines
Operations Development
Instrumentation
Current Instruments
Altair
GHOST
NIRI
TEXES
GNIRS
IGRINS-2
GMOS
GeMS
Flamingos 2
GSAOI
`Alopeke & Zorro
MAROON-X
Future Instruments
Specs and Documents
SCORPIO
GIRMOS
GPI 2.0
GNAO
Visiting Instrument Program
Telescope Interfaces
Instrument Upgrade Program
Previously Awarded Updates
2017 Request for Proposals
Retired Instruments
Performance Monitoring
Timing information in Gemini Instruments
About
Conduct
Careers and Jobs
Publications
Gemini Telescopes, Science and Technologies
Gemini In The Era of Multi-Messenger Astronomy
GEMMA Team
Publications
GEMMA Outreach
Documents
National Gemini Offices (NGO)
Governance
Participant Shares
Web Accessibility
Contact Us
Gemini Contact Scientists
Gemini Strategic Planning
Gemini Research Staff
News
Press Releases
Announcements
Operations Updates
Gemini e-Newscast
Gallery
Images
Videos
CloudCam
Learn
Virtual tour
Activities at Gemini
Live From Gemini
AstroDay Chile
Viaje Al Universo
Journey Through The Universe
Facility Tours
Gemini Card Game
Events
Gemini Science Meetings
Gemini at National Meetings
Topical Science Meetings
You are here
Gemini Observatory
Image Gallery
Primary mirror cleaning team at work
International Gemini Observatory/AURA
Primary mirror cleaning team at work
About the Image
ID:
gemini0206b
Type:
Photographic
About the Object
Name:
Image Formats
Original
543.82 KB
Large
133.84 KB
Medium
2.02 MB
Small
187.56 KB
Zoomable
Zoomable
Wallpapers
1024x768
1280x1024
1600x1200
1920x1200
2048x1536
View More
