View Full Version here: : Thingo called Doodad in Musca in HDR
avandonk
11-03-2008, 08:45 AM
Did this image of the Thingo in Musca while waiting for Scorpio to rise. Sometimes the absence of any light can be interesting. Gradients were a bit of a problem as object was lowish and in the direction of the light pollution.
Large image 1.4MB
http://members.optusnet.com.au/~avandonk1/thingo.jpg
Canon 5DH, Canon 300MM F2.8L at f/2.8. Fridge at -10C. Six doublings of exposure from 15s at 200ISO to 4min at 800ISO. Converted from raw to tiff and corrected for flats with ImagesPlus. Stacked and aligned with Registar. EasyHDR used to generate and LDR image from this data.
Feel free to comment on colour etc as I am still trying to figure all this out.
Bert
Omaroo
11-03-2008, 09:05 AM
It's really a "doodad" isn't it Bert? :)
Nicely done. I've been thinking about taking a few snaps of it myself sometime. :thumbsup:
avandonk
11-03-2008, 09:17 AM
I called it thingo since I could not remember doodad. Thanks for reminding me. Whatever it is called it is a very dark lane of dust.
Bert
erick
11-03-2008, 09:52 AM
Bert that's great and very topical. It's marked on the Sky & Telescope's Pocket Sky Atlas as the "Dark Doodad".
http://www.austskyandtel.com.au/Pocket_Sky_Atlas.htm
So I thought I'd have a search for it under dark skies at Snake Valley last weekend. And there it was! Not as distinctive as in your excellent photo, but a binocular object.
Nicely framed image, Bert. :thumbsup: I love the way it starts beside globular cluster NGC 4372 and tracks up into the main Musca stars.
Tamtarn
11-03-2008, 10:26 AM
It is an interesting part of the sky Bert. We posted this deeper view of the cluster and doodad last week.
David
39720
avandonk
11-03-2008, 10:54 AM
Very nice image Dave. My wide field only gives a vague impression of the blue stars in the cluster. Your colour looks to be more natural as well.
It just shows the more images, the better we are informed. No one has a monopoly on imaging even Hubble!
Bert
Great capture Bert, I always like seeing the Doodad.
It always reminds me of a piece of space that has been torn open.
Cheers
avandonk
11-03-2008, 11:22 AM
Here is exactly the same area and size excised from the widefield with Registar as your image.
Bert
Tamtarn
11-03-2008, 12:01 PM
Thanks Bert, it's good to see images in different perspectives.
Your widefield image shows the full size of the doodad,in relation to the position of the cluster.
tornado33
11-03-2008, 12:25 PM
A nice dark nebula there, its quite big too by the look of it.
Scott
goober
11-03-2008, 12:27 PM
Nice image of the Dark Doodad! I thought I could make this out naked eye over the weekend, but couldn't convince myself I was seeing it. Sometimes knowing it's there fools you into thinking you can see it. It was fantastic with 10x50 binoculars, it just tails off from the faint globular 4372 (I think ... get them mixed up).
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