n MNASSA : Monthly Notes of the Astronomical Society of South Africa - Comet Lulin : news notes

Volume 68, Issue 3_4
  • ISSN : 0024-8266



The unusually shaped comet Lulin reached perihelion (0.41 AU) on 24 February 2009 when it reached almost naked eye brightness, an easy binocular target under moderately dark skies. It was well placed for viewing, passing close by Saturn when it was near opposition. In long exposure pictures Lulin appeared noticeably green in colour, caused by cyanogen (CN: a poisonous gas found in many comets) and diatomic carbon (C) in its Jupiter-sized atmosphere.

Loading full text...

Full text loading...


Article metrics loading...


This is a required field
Please enter a valid email address
Approval was a Success
Invalid data
An Error Occurred
Approval was partially successful, following selected items could not be processed due to error