Re: [APML] NGC 3603

["Alson Wong" <alsonwong@earthlink.net>]

According to the SEDS online NGC catalog, the apparent size of NGC 3603 is
12 arcminutes, referring to the cluster associated with the nebula. Is there
another designation (Sharpless?) for the nebulosity?
--
Alson Wong
Riverside Astronomical Society
  http://www.rivastro.org/
Visit my Web site at <http://home.earthlink.net/~alsonwong/index.htm>


----- Original Message -----
From: "Jerry Lodriguss" <jml@astropix.com>
To: <astro-photo@seds.org>
Sent: Monday, April 29, 2002 8:25 PM
Subject: [APML] NGC 3603


>
> Someone was asking what the Milky Way's largest HII regions were, wanting
> to compare them to large HII regions in other galaxies like NGC 604 in
M33,
> and the smaller regions in M31.
>
> I asked noted observer Tom Polakis this question and he said he asked
Brian
> Skiff, and Brian said it was NGC 3603, which is very close to Eta Carina.
>
> Matt, did you make any pictures of NGC 3603 while you were down south?
>
> Tom says he found a paper describing NGC 3603 as the Milky Way's only
> "supergiant HII region", and it is 23,400 light years away from us, about
> the same distance to the center of our galaxy.
>
> Tom adds that in terms of real size, the Tarantula is about 3 times
larger.
>
> This seems to be a little photographed nebula by amateurs. Hubble has shot
> the star forming region in the core of the nebula, but I find little on
> line from others.
>
> That is a shame, and a little bit surprising given that it ought to be
> famous as the largest HII region in our galaxy, even if it is overshadowed
> by Eta Carina because Eta is closer and larger in apparent size.
>
> The only good pix I could find of NGC 3603 in Google's image search were:
>
> http://www.astronomie.de/galerie/projekte/namibia_2000/ed-gross/3603.htm
>
> http://web.tiscali.it/starslife/93.htm
>
> 2Mass: http://www.ipac.caltech.edu/2mass/gallery/ngc3603atlas.jpg
>
> And of course, there are the hubble pix.
>
> Jerry
>
> Astrophoto Web Site: http://www.astropix.com
>
> Photoshop for Astrophotographers Book:
> http://www.astropix.com/APBOOK/0_PROMO/PROMO.HTM
>
> --  APML Archives at <http://astro.umsystem.edu/apml/>  ---
>              Unsubscribe at <majordomo@seds.org>
>



--  APML Archives at <http://astro.umsystem.edu/apml/>  ---
             Unsubscribe at <majordomo@seds.org>