1.-Deneb is the proper name for the star Alpha Cygni, the brightest in the constellation Cygnus and one of the brightest in the night sky, with a magnitude apparent in band B equal to 1.34 and equal to 1.25 V-band.
2.-Literally means " tail, tail " and is the name of a star in the constellation Cygnus ( 41 Swan;
3.-Name Deneb is derived from the Arabic dhaneb, 'tail', understood as 'the tail of the bird' ( dhanab ad-daj jah ) alluding to their position within the alignment of stars that make up the figure of the Swan