Comet ISON C/2012 S1

IMAGE DETAILS

Object ............................................  Comet ISON C/2012 S1
Constellation ..............................  Leo
Distance + Ap. Magnitude.......   1.52 AU (from Sun) - 10.41
RA / DEC ..................................... 09h 49m 54s / -33° 35' 50"
 

Date + Time ...............................   08 / 10 /2013- 19:45 UTC
Location ....................................  
Remote imaging from iTelescope.net -
Mayhill, New Mexico (New Mexico Skies)  Optics .........................................  Planewave T21 0.43-m f/6.8 astrograph + CCD + f/4.5 focal reducer
Tools ..........................................   Maxim dl
Camera .....................................  
FLI-PL6303E  CCD camera
Exposure Time.......................     Luminance: 2X 180sec
More Details ...........................    Environment Temperature : ---  Camera Temperature -35οC
Mount .......................................   Planewave
Guiding ....................................   Unguided
Processing Details ................    Photoshop , Maxim ,
Notes ........................................   Weather: ---  - Transparence: ---  - Humidity : --

Target details .........................    C/2012 S1,
also known as Comet ISON or Comet Nevski–Novichonok, is a sungrazing comet discovered on 21 September 2012 by Vitali Nevski (Виталий Невский, Vitebsk, Belarus) and Artyom Novichonok (Артём Новичонок,Kondopoga, Russia). The discovery was made using the 0.4-meter (16 in) reflector of the International Scientific Optical Network near Kislovodsk, Russia and the automated asteroid-discovery program CoLiTec. Precovery images by the Mount Lemmon Survey from 28 December 2011 and by Pan-STARRS from 28 January 2012 were quickly located. Follow-up observations were made on 22 September by a team from Remanzacco Observatory in Italy using the iTelescope network.The discovery was announced by the Minor Planet Center on 24 September. Observations by SWIFT suggest that C/2012 S1's nucleus is around 5 kilometers (3.1 mi) in diameter.

© Nikos Paschalis