b What type of star is it c What color might you expect it
Last updated: 6/15/2023
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b What type of star is it c What color might you expect it to have 4 a Which star is the coolest b What type of star is it c What color might you expect it to have 5 Find Sirius B on the H R diagram a What type of star is it b Why is it so dim 6 a Which star is furthest from us b Why does it appear so bright in our sky 7 Why does Alpha Centauri A appear so bright in our sky 8 Apply what you have learned to the following hypothetical stars a If Star A has the same temperature as the Sun but a lower absolute magnitude brighter then Star A must be smaller than larger than the same size as the Sun b If Star B has the same absolute magnitude as Mimosa but is cooler then Star B must be smaller than larger than the same size as Mimosa 9 Look at the table of nearest stars List the stars that are visible with the unaided eye 14 Name 1 Sun Sol 2 Sirius A 3 Canopus 4 Arcturus 5 Alpha Centauri A 6 Vega 7 Rigel 8 Procyon A 9 Achernar 10 Betelgeuse 11 Capella B 12 Altair 13 Aldebaran 14 Capella A 15 Antares 16 Spica 17 Pollux 18 Fomalhaut 19 Deneb 20 Mimosa 21 Regulus Automatic Zoon Table 1 The Brightest Stars in the Sky Distance Apparent light years Magnitude 26 74 1 43 0 72 0 04 0 01 0 03 0 13 0 37 8 6 310 37 4 4 25 770 11 140 640 42 17 65 42 600 260 34 25 2 600 350 79 0 50 0 58 0 76 0 77 0 85 0 91 1 09 1 12 1 15 1 16 1 25 1 30 1 35 Absolute Temperatur Magnitude Kelvin 5 80 4 8 1 5 5 6 0 3 4 4 0 6 7 9 2 7 2 7 5 9 0 2 2 2 0 6 0 4 5 2 3 5 Vie 1 1 1 7 8 4 3 9 0 5 9 900 7 400 4 300 5 8 C 9 600 11 000 6 500 14 500 3 500 5 700 8 100 3 900 4 900 3 500 22 400 4 900 8 600 8 500 27 000 12 500