Astronomy – Ch. 17a – Measuring Distance, Size, and Luminosity (20 of 30) Calculating Distance Using Magnitude

Astronomy – Ch. 17a – Measuring Distance, Size, and Luminosity (20 of 30) Calculating Distance Using Magnitude
ΑΣΤΡΟΝΟΜΙΑ - VIDEO Η ΦΥΣΗ ΤΩΝ ΑΣΤΡΩΝ

Astronomy – Ch. 17a – Measuring Distance, Size, and Luminosity (20 of 30) Calculating Distance Using Magnitude

1 Μαρτίου 2016
[ot-video][/ot-video]
CH17a V20