2 Cygni is a blue-white hued star in the northern constellation of Cygnus, located a few degrees from Albireo. It is a probable astrometric binary; the visible component can be viewed with the naked eye, having an apparent visual magnitude of 4.976. Based upon an annual parallax shift of, it is located roughly 910 light years from Earth. It has a peculiar velocity of and may be a runaway star system.
The stellar classification of the primary is B3 IV, matching a B-type subgiant star. It has seven times the mass of the Sun and about 5.6 times the Sun's radius. The star is 37 million years old with a high rate of spin; it has a projected rotational velocity of 137 km/s. It is radiating 3,354 times the Sun's luminosity from its photosphere at an effective temperature of 16,479 K.