help with these questions

help with these questions

Compare the brightness of venus which has an apparent magnitude (m)of -4.6 to a full moon, which has an apparent magnitude of -12.7
The star Sirius has a magnitude of -1.6, and the star costor has a magnitude of 1.6. what is the ratio of their brightness ;
The star vega is 24×1014 km away from earth . what the distance in light yearsThe post help with these questions first appeared on cipdpro.co.uk .help with these questions was first posted on December 22, 2023 at 1:57 am.©2019 "cipdpro.co.uk ". Use of this feed is for personal non-commercial use only. If you are not reading this article in your feed reader, then the site is guilty of copyright infringement. Please contact me at admin@cipdpro.co.uk

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