Castula
28Ups2Cas
Castula is a G-type (Yellow) star located in the constellation Cassiopeia. It carries the designation 28Ups2Cas.
Located approximately 199.8 light-years from Earth, Castula resides within the broader disk of our Milky Way galaxy.
Castula is classified as a spectral class G star (G-type (Yellow)) on the Harvard spectral classification system.
With an apparent magnitude of +4.62, Castula sits near the limit of naked-eye visibility. It can be glimpsed without optical aid under dark skies, but binoculars will make observation much easier. Observers will note its yellow hue, which corresponds to a B-V color index of +0.957.
Physical Properties
| Spectral Class | Class G — G-type (Yellow) |
| Color Index (B−V) | 0.957 |
Observation
| Apparent Magnitude | +4.62 |
| Absolute Magnitude | 0.68 |
| Distance | 200 ly |
| Constellation | Cassiopeia |
Position
| Right Ascension | 0h 56.67m |
| Declination | 59° 10.86′ |
Frequently Asked Questions
What type of star is Castula?
Castula is a Class G — G-type (Yellow) star.
How far is Castula from Earth?
Castula is approximately 199.8 light-years from Earth.
Can you see Castula with the naked eye?
With an apparent magnitude of 4.62, Castula is visible to the naked eye.
What constellation is Castula in?
Castula is located in the constellation Cassiopeia.