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Old 14-08-2015, 08:38 PM
jase (Jason)
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Join Date: Sep 2006
Location: Melbourne, Victoria
Posts: 3,916
Quote:
Originally Posted by topheart View Post
Well done Jase!

Did you sidereal track with short subs and then go back and shoot the stars when the comet had left?? or did you manage to align on stars and comet separately and blend with removal of the blurred comet / blurred stars??

Cheers,
Tim
Thanks Tim! Yes sidereal tracking only. 4 x 120s clear filtered subs on the star field. The comet nucleus moved between subs. I simply produced two masters, one registered to the comet nucleus, the other to the background stars and merged them in photoshop. Registering on the comet nucleus is key if you want to keep the wispy features of the tail.

Quote:
Originally Posted by bkm2304 View Post
Well, I was going to put up another one of Catalina I did last night ..... but the definitive shot has been taken.

Well done and wow.

Richard
Cheers Richard. Not sure if its the definitive shot. There are some good ones out there. With the comet getting brighter, its worth collecting more data on. Thanks for your comment.

Quote:
Originally Posted by gregbradley View Post
Great shot Jase.

Here is the location of the comet tonight:

http://members.westnet.com.au/mmatti/sc.htm

down and the right of NGC6876

Greg.
Thanks Greg. Yes, a pairing with a DSO would be a fantastic sight. Takes some planning and probably a bit more luck given the abysmal weather.

Quote:
Originally Posted by graham.hobart View Post
Wow!
beautiful shot
Surely the IOTW?
thanks for sharing Jase,
regards
Graham
Thank you Graham. Has been an interesting exercise capturing the comet. Some trial and error. Pleased you liked it.
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