Cygnus, the constellation, doesn't have a single set of coordinates. It's a large area in the sky. You can identify the center of Cygnus by its brightest star, Deneb, which has these coordinates:

Right Ascension: 20h 41m 25.9s (approximately 20.69 hours)

Declination: +45° 16′ 49″ (approximately +45.28 degrees)

However, Cygnus spans a significant part of the sky, so other stars in the constellation will have different coordinates.

Here's what's important to remember:

* Right Ascension (RA) is like longitude on Earth, measuring the position of a star eastward along the celestial equator. It's measured in hours, minutes, and seconds.

* Declination (Dec) is like latitude on Earth, measuring a star's position north or south of the celestial equator. It's measured in degrees, minutes, and seconds.

If you're looking for specific stars within Cygnus, you can search for their coordinates online using websites like Stellarium or the International Astronomical Union's website.