Comet
Linear 252P 2016

Object :	Comet, Linear 252P 2016
Coordinates/Direction :	-
Object size :	-
Object magnitude :	-
More to know :	You can read more about the comet on Seiichi Yoshida's homepage: http://www.aerith.net/ comet/ catalog/ 0252P/ 2016.html

Comet's light curve:

Credit: software 'Comet for Windows' from Seiichi Yoshida

The magnitude of the comet around the days I photographed it.

Date :	2016-04-11
Time (UT) :	23:28 to 00:10

Mount :

Lens/telescope :	TS130 APO f/7 910mm (682mm, f/5.2), 3" focuser
Corrector/Barlow :	Riccardi 2.5" field flatter, x0.75. T48 connector to camera
Field (FOV) :	3.0 x 2.0^o (full frame) before crop

camera :	Canon 6D, QE=0.5, full frame, 20 Mpixel, 14 bit
camera temperature:	About 6^o C above surrounding temperature
Film/CCD :	Raw, Cr2
Filter :	none

Control system :

Mount by EQMOD, camera by APT, ASCOM Windows PC

Exp. time :	35 x60 seconds at ISO800
Image process tool :	AstroImageJ with my own macros, Fitswork, IrfanView.
Processing :	demosaic, align rgb, no dark or bias, use dithering instead, median stack.

Site :

Sweden, Stockholm, Hagsätra. Bortle 9
Free view Az: 20^o to 90^o, 165^o to 185^o, Alt: 20^o to 55^o

Comment :	I had to stretch this image heavy to see the comet. All dust and dry stains clearly seen.

Comment :

This is a crop around the comet.

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