LRGB-HA

LRGB-HA

The Ring Nebula, M57

 

Explanation:

The Ring Nebula (also catalogued as Messier 57, M57 or NGC 6720) is a planetary nebula in the northern constellation of Lyra. Such objects are formed when a shell of ionized gas is expelled into the surrounding interstellar medium by a red giant star, which was passing through the last stage in its evolution before becoming a white dwarf. Notice the outer 2 halos in HA and O3, you can see the negitives below.

Telescope: Planewave 24" f6.7 on a Planewave HD Mount Camera: SBIG 16803

Location: Stellar Winds Observatory at DSNM, Animas, New Mexico

Exposure: L,R,G,B,HA,03 500,500,500,500,900,900

 

 HA Negitive

HA Negitive

 O3 Negitive

O3 Negitive