Search:

Hi Rainer and Uwe,

I tried this one several years ago under 6mag skies @home- no success (the same negative result as PuWe 1). These stinkers require excellent transparency under true dark skies....

This is a good source http://arxiv.org/pdf/astro-ph/0507204.pdf

I´m curious if these knots are visible in larger scopes...

Hi folks,

has anybody out there observed the knots A-F in IC 4677 (the large bright condensation in the halo of Cat-Eye-nebula)?


regards, Jens

i Jim,

here are the next entries:

cs, Jens


IsWe 1: Planetary Nebula

Hewett 1: Emission Object

Hi folks,

as for Shk galaxies... please check the website of Andreas Domenico and his visual studies from the 90s. Some of these ancient groups are visible using smaller copes...
...

Howard,

I have no idea which filter he used, but I assume that he has put some [OIII]-filters in the eyepieces.

regards, Jens

CTB 1 is one these giants in my list so I tried it several times under rural conditions but without any success using my 20inch. Using a [OIII]-filter may cause "lots of filaments" (like the case of...

Thanks a lot for your replies!

As for NGC 3242: has anyone observed the outer halo of Jupters ghost? This faint structures are visible on the POSS-blue prints ~8,5' sw as a part of the giant Halo...

Hi everyone,


this is my first post here at deepskyforum and probably the first post from germany :) I want to start with an appeal to the advanced observers.

In a few weeks we start our...