[Prev][Next][Index][Thread]

Re: (IAAC) Abell 194 galaxy cluster



Jeff have you looked through the observations of AGC 194 in the Webb DSOH
Vol5. There is quite a bit of stuff there 
At 02:34 22/12/98 -0700, you wrote:
>
>
>I'm about midway through a sketch of this galaxy cluster, of which NGC 541
>might be considered the leading visual member, using a new white-on-black
>medium that I am trying out. This group includes six NGC galaxies, all of
>which are fairly easy to see in a 16" under the local skies (which are
>fairly dark). (All are also visible in my 10", though three of them are
>tough objects in that scope.)
>
>I'm beginning to think of this cluster as rather underrated. Kepple/Sanner
>describe three of the member galaxies in their new (and already standard)
>book and also mention the richness of the cluster, but no source I have on
>hand gives any more detailed treatment of the other cluster members. In
>addition to the six NGC galaxies, there are at least eight more visible at
>the eyepiece of the 16" in about a 20 minute area.
>
>One of these is LEDA 73958 (=DRCG 7-52), which is catalogued at B magnitude
>16.4 (which probably has no applicability to visual observations, of
>course). This galaxy was on the limits of vision with the 16" tonight for
>both me and an observing partner, but tonight wasn't a terribly good night.
>In addition to this one, PGC 5314 (=MCG 0- 4-140 = CGCG 385-129 = DRCG 7-
>44) was also visible, this one quite easy (LEDA calls this one B magnitude
>14.9, the PGC offers 15.0). A trio of elongated galaxies on the south end
>of the group, which includes two PGC's and an NGC object, were also in
>fairly obvious evidence.
>
>Can anyone here share an observation of this cluster, particularly with
>respect to identifying the dimmest galaxies visible with a given instrument
>at that time? I have probably one more shot at finishing this sketch before
>the moon gets in the way, and I'd like to cheat off someone else's exam if
>possible to make sure I am mopping everything up properly. The goal here is
>more to test the sketch medium, than to break new observational ground.
>
>
>--
>Jeff Medkeff          | Acting Assistant Coordinator
>Rockland Observatory  | Association of Lunar and Planetary
>Hereford, Arizona     | Observers, Solar Section
>
>On the web at http://shutter.vet.ohio-state.edu/
>To UNSUBSCRIBE from the 'netastrocatalog' lists, use the Web form at:
>http://www.tiac.net/users/lewkaren/netastrocatalog/subscribe.html
>
>
To UNSUBSCRIBE from the 'netastrocatalog' lists, use the Web form at:
http://www.tiac.net/users/lewkaren/netastrocatalog/subscribe.html

References: