Skip to content

NGC2440 – Final Color

View image at full size, 864 × 692
NGC2440 -Chile

NGC2440 – Chile

A planetary nebula that stands out in the surrounding field of stars with its red, white and blue colors. It lies about 4,000 ly away in Puppis. Its central star is HD62166, one of the hottest known white dwarfs, with an exceptionally high surface temperature of 200,000 degrees Kelvin, and a luminosity 1,100 times that of the sun.

PlaneWave 12.5″ Astrograph with an ST11000 camera, Astrodon filters, and ASA gearless DDM-85 mount. F/5 LRGB (30/8min L, 5/8min each 2×2 RGB).