Joint Astronomy Centre
Show document only
JAC Home
JCMT
UKIRT
About the JAC
Contact Info
OMP
Outreach
Seminars
Staff-only Wiki
Weather
Web Cameras
____________________

UKIDSS Observing
Other Observing
Schedule
Applying For Time
Get UKIDSS Data
Get non-UKIDSS Data
Data Reduction
Acknowledge Us
Telescope
WFCAM
Cassegrain
Technical Reference
JAC Safety Manual
TSS Priority Page
science

Sky Properties at UKIRT



Sky Brightness

Variation of sky brightness through the entire night, in the J, H and K bands.

Dawn and Sunset skyflat timing (J band)

J-band sky counts with UFTI, through dawn and sunset twilight.

Correlations

Observed relationships between J, H and K sky brightness as a function of time through the night.



Contact: Tom Kerr. Updated: Mon Dec 27 16:12:54 HST 2004

Return to top ^