Telescope: RCOS 14.5” at Rowe, NM
Camera Filters: Red, Blue, Green, Hydrogen, Oxygen
Total exposure: 25 hours
Image width: 1/2 degree
PK 164.8+31.1 is a faint Planetary Nebula with a 16th magnitude White Dwarf (which appears blue) at its center. The Nebula lies at a distance of about 1600 light-years from earth. Planetary nebula result from gases and dust ejected from a stellar explosion, often at the end of a star's life.