We are excited to announce the launch of our new forums! You can access it forums.aavso.org. For questions, please see our blog post. The forums at aavso.org/forum have become read-only.
Announcement: New Applications
The existing WebObs will soon be replaced by WebObs 2.0! Please use this application to submit future observations: Submit Photometric Observations
Matching the comp star to the target in brightness and color is more important.
But you want to have good data from the check star too.
Expose to get a snr of 100 for target, comp and check.
Which probably means they will be of comparable brightness. :)
George
Thank you, George, I'll try..
But all of them are so different:)))