Most how to use color index to transform magnitude related news are at:
aavso.org
– AAVSO | American Association of Variable Star Observers
Astronomers Observe a Possible Planet-Forming Disk around the Young Star RY Tau 26 Aug 2013 | 07:08 pm
An international team of astronomers that are members of the Strategic Exploration of Exoplanets and Disks with Subaru Telescope (SEEDS) Project has used Subaru Telescope’s High Contrast Instrument fo...
On the nature of CP Pup 26 Aug 2013 | 05:49 pm
We present new X-ray and optical spectra of the old nova CP Pup (nova Pup 1942) obtained with Chandra and the CTIO 4m telescope. These new observational facts add further support to CP Pup as a magnet...
