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Old 26-04-2013, 11:19 AM
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multiweb (Marc)
ze frogginator

multiweb is offline
 
Join Date: Oct 2007
Location: Sydney
Posts: 22,080
Some NIR work *now with colour*

We had a good run of clear in Sydney all this week so I made the most of it. I did a couple of comparative panels on the trap in Orion and the keyhole area in Carina.

Orion is getting low very fast so the quality and guiding isn't consistent but I was able to guide much better on Eta. Start of the week had pretty bad seeing but last night was much better. Although the moon is up and brigth now. Can't have it all would be too easy...

Keyhole - 9hrs in 5min subs. 1.8m FL. QHY9/IR >700nm
Stand alone here 1:1 [1.62MB]
Side by side with LUM here [1.31MB]

Trap in Orion: 3hrs in 5min subs. 1.8m FL.QHY9/IR >700nm
Side by side with LUM here [573KB]
Not particularly happy with that one but given the conditions that's all I could get.

Enjoy the views and thanks for looking.

PS: added some color for the keyhole. IR goes red, visible goes blue.
Big one 1:1 here 1:1 [4.98MB]
HD (1920) here [2.26MB]
User friendly here [1.14MB]

also some color for the trap. Not as good. Low on the horizon and hard to guide.
Big one 1:1 here 1:1 [6.18MB]
HD (1920) here [2.63MB]
User friendly here [1.16MB]


Sorry about the size. Colour adds to it.
Attached Thumbnails
Click for full-size image (M42_NIR-LUM_sf.jpg)
197.9 KB122 views
Click for full-size image (NGC3372_NIR-LUM_sf.jpg)
199.3 KB112 views
Click for full-size image (NGC3372_NIR-blend_sf.jpg)
198.6 KB113 views
Click for full-size image (M42_NIR-blend_sf.jpg)
196.4 KB116 views

Last edited by multiweb; 27-04-2013 at 07:30 PM. Reason: Added color blend
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