Search found 3 matches

by pscharff
04 Sep 2024, 19:39
Forum: Image processing and analysis
Topic: Photometry - correct star magnitudes for reference stars
Replies: 2
Views: 154

Re: Photometry - correct star magnitudes for reference stars

I think, I have found an answer. The same question was allready asked here (third post):
https://www.aavso.org/which-catalog-dif ... photometry

Patric
by pscharff
02 Sep 2024, 19:47
Forum: Image processing and analysis
Topic: Photometry - correct star magnitudes for reference stars
Replies: 2
Views: 154

Re: Photometry - correct star magnitudes for reference stars

I have already thought about asking this question in the AAVSO forum, because Astroart only shows the magnitudes which are offered by the APASS DR10 star catalog.

Therefore it is not a problem of Astroart.

Patric
by pscharff
02 Sep 2024, 16:39
Forum: Image processing and analysis
Topic: Photometry - correct star magnitudes for reference stars
Replies: 2
Views: 154

Photometry - correct star magnitudes for reference stars

Hello, I am currently in the process of doing photometry at T CrB. I have made some images of T CrB by using the V-filter. In Astroart 8 I have set the option for using the APASS DR10 star atlas. I have downloaded the corresponding aera of the sky from this site: https://www.aavso.org/download-apass...