M77

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m77-color

Date: 1/15/2012

Description: Messier 77 (also known as NGC 1068) is a barred spiral galaxy about 47 million light-years away in the constellation Cetus. Messier 77 is an active galaxy with an Active Galactic Nucleus (AGN), which is obscured from view by astronomical dust at visible wavelengths. Messier 77's diameter is 170,000 light-years.  The diameter of the molecular disk and hot plasma associated with the obscuring material was first measured at radio wavelengths by the VLBA and VLA. It is the brightest] Seyfert galaxy and is of type 2. [Ref; Wikipedia].

Sky Conditions:

Clear sky, windy conditions (10 mph gusts)

FWHM: 2.5 - 3.5 arc sec/pixel

Imaging:

Exposure: 72 min (12 x 6min) at 2x2 bin using CLS Filter

Guiding: 5 sec at 1x1 bin

Equipment:

SBIG ST2000 Color CCD

AT10RC at F8

Starlight Focuser & Multiport

Guide-scope (475mm) w/starfish guider

AP1200 mount

SW:

Maxim DL V5, FocusMax, CCD-autopilot V4, Robofocus, Neat noise reduction, AP ASCOM V2, SkyX

Photoshop CS4 (using Astro-Tools, sky pollution removal)


© James Providakes 2014