NGC 7094 is a planetary nebula located in the constellation of Pegasus. NGC 7094 was discovered by the American astronomer Lewis Swift on 10 October 1884.
Observation With an apparent visual magnitude of 13.4, a telescope with an aperture of at least is required to observe it.
The nebula NGC 7094 is located about 3.4 degrees northwest of Enif (Epsilon Pegasi) and about 1.8 degrees northeast of the globular cluster M15.
Characteristics Distance, size, and velocity The online software Aladin Lite can query astronomical data from several catalogs, including the "GAIA EARLY DATA RELEASE 3 (GAIA EDR3)". The parallax of NGC 7094 is , corresponding to a distance of 1655 pc.
The Simbad database lists four distance values: , , and .
The apparent size of the nebula is 1.57 arcminutes, which corresponds to a physical size of 2.34 ly. The nebula's radius is estimated at 0.393 pc.
Two highly uncertain velocity values are reported in Simbad: and .
Age The age of NGC 7094 is approximately 7770 years.
Central star The central star of NGC 7094 is a PG 1159 star, which is a transitional star evolving toward a white dwarf stage.
Its visual magnitude is 13.59, with an estimated mass of 1.791 . Its surface temperature reaches () and its luminosity is 5129 ().
References