RE: (IAAC) Obj: Unknown - Inst: aperture=3.5 700mm Focal Length, tr
And IC 4756, a large open cluster in Serpens Cauda, easily visible in
Peter Van den Eijnde
Antwerp, Belgium (Europe)
> -----Oorspronkelijk bericht-----
> Van: Dave Mitsky [SMTP:email@example.com]
> Verzonden: dinsdag 15 mei 2001 14:17
> Aan: firstname.lastname@example.org
> Onderwerp: Re: (IAAC) Obj: Unknown - Inst: aperture=3.5 700mm Focal
> Length, tr
> Lew Gramer wrote:
> > >As you are observing with a scope of 3.5" aperture your limiting,
> > >magnitude stars are 11.5. So, forget any Index Catalogue objects
> > >being in the range of this telescope at least in this area. M9
> > >is 3.5 degrees from Sabik and is at 7.8(v).
> > Toney's advice is generally true - the IC is often refered as the
> > "I *don't* See" by amateur telescope owners. :) However, there is
> > a short list of IC objects that are easily within reach of even a
> > very small amateur instrument - including one somewhat nearby the
> > very area in question, namely, off the E "shoulder" of Ophiuchus.
> > It is IC 4665, also known as Collinder 349, Melotte 179, and (by
> > me at least) as the "Epaulette Cluster", because of its position.
> > Here is an observation of this IC object with 7x50 binoculars!
> > http://www.tiac.net/users/lewkaren/netastrocatalog/msg00278.html
> > Of course, I don't mean to suggest that Mark Wilson misidentified
> > his field by 40 degrees! No indeed: What he saw clearly must be
> > something else entirely - perhaps M5, or perhaps a comet, or may
> > be something else utterly. But it is interesting to note what we
> > are usually apt to assume about the more "obscure" deep-sky cata-
> > logs like the IC, is not always entirely the case!
> > Clear skies over Lehigh Acres, Mark, and to all around the globe,
> > Lew Gramer
> Two other easy to observe IC objects are IC 418 in Lepus and IC 1396 in
> Dave Mitsky
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