Saturday, 02 April 2022
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I think there is an interesting image to be had of the Coma cluster.

You can't see all the galaxies in the Telescopius view, so I am attaching the Stellarium view. There are many more galaxies int eh field if you zoom in.

I would centre the frame on NGC 4889 (Coma B). There are some bright stars in the field so I would suggest 120 sec subs and 2 hours integration.

What do you think?

2 years ago
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#4820
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I like faint fuzzy shots like this as you know :) Its not exactly taxing on the system at 2 hours either LOL

Steve


Please ignore my dylexia wherever possible, just be thankful I can control my Tourettes ;)

Things to do, so little time!

Steve
Roboscopes Tea Boy


2 years ago
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#4821
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Indeed this area is very interesting due to the amount of galaxies. But I think 500mm is way too little for that region to receive somewhat interesting images. You could hardly recognise most of the galaxies...  3.5m would probably do it ;-)

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Looks like an interesting target. I would definitely give it a try.

 

Regards

Darius

2 years ago
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#4824
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Indeed this area is very interesting due to the amount of galaxies. But I think 500mm is way too little for that region to receive somewhat interesting images. You could hardly recognise most of the galaxies...  3.5m would probably do it ;-)

I agree, and I have done some imaging of this cluster on pier 1. However, the main part of the cluster is over 1.5 degrees wide and has over 10,000 members. I would like to have an image that does not particularly show detailed galaxy images, but concentrates on the astonishing abundance of galaxies. Call it my homage to the Hubbe deep-field!

After all, we take pictures of star fields and clusters, even though we know that they are point sources. It is the overall effect we like.

2 years ago
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#4829
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Indeed this area is very interesting due to the amount of galaxies. But I think 500mm is way too little for that region to receive somewhat interesting images. You could hardly recognise most of the galaxies...  3.5m would probably do it ;-)

As it happens I have just ordered  a 20" F/6.8 Dall Kirkham for the next pier so your wish is my command :)

However there are so many galaxies you would need a mega mosaic in order to fit everything in and that would take forever :(

Steve

 

 


Please ignore my dylexia wherever possible, just be thankful I can control my Tourettes ;)

Things to do, so little time!

Steve
Roboscopes Tea Boy


2 years ago
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#4854
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Job submitted 1561

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