Campbell's Hydrogen Star

Campbell's Hydrogen Star is a star located in the constellation Cygnus.

Campbell's Hydrogen Star is an extraordinarily remote star, situated approximately 326,156 light-years from Earth.

At an apparent magnitude of +10.00, Campbell's Hydrogen Star is a faint star that requires a telescope to observe. It is invisible to the naked eye and too dim for most binoculars. Observers will note its blue hue, which corresponds to a B-V color index of -0.013.

Physical Properties

Color Index (B−V) -0.013

Observation

Apparent Magnitude +10.00
Absolute Magnitude -10.00
Distance 326,156 ly
Constellation Cygnus

Position

Right Ascension 19h 34.75m
Declination 30° 30.98′

Frequently Asked Questions

How far is Campbell's Hydrogen Star from Earth?
Campbell's Hydrogen Star is approximately 326,156.0 light-years from Earth.
Can you see Campbell's Hydrogen Star with the naked eye?
With an apparent magnitude of 10.00, Campbell's Hydrogen Star is not visible to the naked eye.
What constellation is Campbell's Hydrogen Star in?
Campbell's Hydrogen Star is located in the constellation Cygnus.