Changes between Version 18 and Version 19 of Outreach/Observations


Ignore:
Timestamp:
10/23/09 00:16:07 (17 years ago)
Author:
neil@…
Comment:

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  • Outreach/Observations

    v18 v19  
    6666|| || ||Andromeda Galaxy (M31)|| ||Spiral galaxy (Sb)|| ||3.4 mag|| ||178'x63'|| ||>= 8"|| ||Can only see core in telescope, appears as faint, white cloud.|| ||[http://www.seds.org/Messier/m/m031.html 1] [http://en.wikipedia.org/wiki/Messier_31 2]||
    6767|| || ||Owl Cluster (NGC 457)|| ||Open Cluster|| ||6 mag|| ||13'|| ||>=10"|| ||Star cluster shaped like a bird with outstretched wings, with two bright stars for eyes. Nice with 12" dob.|| ||[http://seds.org/~spider/ngc/ngc.cgi?457 1] [http://en.wikipedia.org/wiki/Owl_Cluster 2]||
    68 ||'''October'''|| || || || || || || || || || || || || || ||
     68||'''October'''|| ||Andromeda Galaxy (M31)|| ||Spiral galaxy (Sb)|| ||3.4 mag|| ||178'x63'|| ||>= 8"|| ||Can only see core in telescope, appears as faint, white cloud.|| ||[http://www.seds.org/Messier/m/m031.html 1] [http://en.wikipedia.org/wiki/Messier_31 2]||
     69|| || ||Double Cluster (NGC 869 + 884)|| ||Open Cluster|| ||4 mag|| ||60'|| ||>=Binoculars|| ||Two bright, resolved star clusters side by side. Needs a wide FOV.|| ||[http://seds.org/~spider/ngc/ngc.cgi?869 1] [http://en.wikipedia.org/wiki/Double_cluster 2]||
     70|| || ||M52|| ||Open Cluster|| ||7 mag|| ||13'|| ||>=6"|| ||V-shaped salt+pepper star cluster, resolved in any telescope|| ||[http://messier.obspm.fr/m/m052.html 1] [http://en.wikipedia.org/wiki/Messier_52 2]||
     71|| || ||Albireo|| ||Binary Star|| ||3.1 mag|| ||35" apart|| ||>=Binoculars|| ||High contrast double with one star red, one star blue.|| ||[http://en.wikipedia.org/wiki/Albireo 1]||
     72|| || ||Almach (Gamma Andromedae)|| ||blue and gold double star|| ||2.3 and 5.1 mag|| ||10" apart|| ||>=binoculars|| ||Often considered the most beautiful high contrast double star in the sky, even superior to Albireo. The pair is 350 light years distant. The secondary itself is an unresolvable triple star system.|| ||[http://www.astro.uiuc.edu/~kaler/sow/almach.html 1] [http://en.wikipedia.org/wiki/Gamma_Andromedae 2]||
     73|| || ||Ring Nebula (M57)|| ||Planetary Nebula|| ||8.8 mag|| ||1.4'x1.0'|| ||>= 6"|| ||Appears as a faintly colored ring, small.|| ||[http://www.seds.org/Messier/m/m057.html 1] [http://en.wikipedia.org/wiki/Messier_57 2]||
    6974||'''November'''|| || || || || || || || || || || || || || ||
    7075||'''December'''|| || || || || || || || || || || || || || ||