ProximaCentauriisapproximatelythesamedistancefromEarth(slightly less than 4.3 light years) as Alpha Centauri A, but it has an apparent magnitude of +11.05, compared to Alpha Centauri A’s magnitude of -0.01. How much more luminous is Alpha Centauri A than Proxima Centauri?
2 answers
astrophysics?
b1 / b2 = (2.512)^(m2-m1)
so you are looking for b1/b2
= 2.512^(11.05+.01)=about 27,000 You do it more accurately
so you are looking for b1/b2
= 2.512^(11.05+.01)=about 27,000 You do it more accurately