ING image release
of NGC 2359 Nebula.
Credit: Rafael Barrena (IAC) and Daniel López.
Telescope: 2.5-m Isaac Newton Telescope.
Filters and exposure times:
It is a three-colour composite made from data collected using filters to isolate the light emitted by
hydrogen alpha (H-alpha), doubly-ionised oxygen (OIII) and single-ionised sulfur (SII) atoms,
and coded in the image as red, green and blue respectively.
[ JPEG |