Cyg X3

Coordinates
R.A. = 20:32:25.78, Dec. = +40:57:27.9 (2000)
z = 0.

Credit: SIMBAD - CDS

Comparison suggested stars:

Comparison stars

Star	B	V	R	I
			...
				...
				...

Magnitudes of comparison stars

Field of view is 4'x4'