HUBBLE VARIABLE NEBULA - NGC 2261

MONOCEROS

(ra: 06:39.2 / dec +08:44)

DATA

TYPE: Emission and Reflection Nebula  

MAGNITUDE: n/a  (m_v)
SIZE: 2 arc minutes

DISTANCE: 2500 light years

OBJECT DESCRIPTION

A curious object in the constellation of Monoceros. The reflection nebula is embracing R Monocerotis and has an interest appearance similar to a Comet.  In 1916 Edwin Hubble notice variations in the shape of the nebula. The nebula is made from gas and dust coming from variable star  R Monocerotis (magnitude 11 to 13.8). Focus was quite acceptable for the C8. A lot of faint stars can be seeing in the picture

IMAGE INFORMATION

TELESCOPE: Celestron SCT C8 at @ f6.3

MOUNT: Vixen GPDX with Sky Sensor 2000

GUIDING: Synta 70/400 Refractor SXV Guide Camera

IMAGE ACQUISITION: Astro Art 3.0 Interfase Control Plug In 2.72

SKY CONDITIONS: Visual limit magnitude 4

CAMERA: Starlight Xpress SXV7 at @ f6.3

FILTERS: Astronomik Type II, Astronomik CLS

EXPOSURES: LRGB (10,10,10,10)

PROCESSED: Darks, bias in Images Plus, NASA Fits Liberator. Photoshop CS