[IAUC] CBET 3002: 20120129 : NEW SATELLITES OF JUPITER: S/2011 J 1 AND S/2011 J 2

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Sab Ene 28 23:51:38 ART 2012


                                                  Electronic Telegram No. 3002
Central Bureau for Astronomical Telegrams
INTERNATIONAL ASTRONOMICAL UNION
CBAT Director:  Daniel W. E. Green; Hoffman Lab 209; Harvard University;
 20 Oxford St.; Cambridge, MA  02138; U.S.A.
e-mail:  cbatiau en eps.harvard.edu (alternate cbat en iau.org)
URL http://www.cbat.eps.harvard.edu/index.html
Prepared using the Tamkin Foundation Computer Network


NEW SATELLITES OF JUPITER:  S/2011 J 1 AND S/2011 J 2
     S. S. Sheppard, Department of Terrestrial Magnetism, Carnegie Institution
of Washington, reports the discovery of two new satellites of Jupiter on CCD
images obtained with the Magellan-Badde 6.5-m telescope at Las Campanas
Observatory (discovery observations tabulated below, together with orbital
elements by G. V. Williams; full astrometry published on MPEC 2012-B97.

S/2011 J 1

     2011 UT             R.A. (2000) Decl.       Mag.
     Sept.27.28038    2 27 24.63   +12 22 48.0   23.7
          27.29965    2 27 24.18   +12 22 45.6
          27.31564    2 27 23.79   +12 22 43.4
          27.37634    2 27 22.42   +12 22 35.3
          27.38603    2 27 22.19   +12 22 33.9
          27.39553    2 27 21.99   +12 22 32.8

                    Epoch = 2012 Mar. 14.0 TT
     T = 2012 July 26.44947 TT        Peri. =  94.82847
     e = 0.2962952                    Node  = 298.77934 2000.0
     q = 0.0945558 AU                 Incl. = 162.82963
     a = 0.1343686 AU                     P =   0.049 years


S/2011 J 2

     2011 UT             R.A. (2000) Decl.       Mag.
     Sept.27.28416    2 24 43.94   +12 16 46.5   23.5
          27.30296    2 24 43.61   +12 16 44.2
          27.31869    2 24 43.33   +12 16 42.2

                    Epoch = 2012 Mar. 14.0 TT
     T = 2012 Feb. 17.51383 TT        Peri. = 322.19842
     e = 0.3866892                    Node  =  88.66552 2000.0
     q = 0.0953891 AU                 Incl. = 151.85138
     a = 0.1555314 AU                     P =   0.061 years


NOTE: These 'Central Bureau Electronic Telegrams' are sometimes
      superseded by text appearing later in the printed IAU Circulars.

                         (C) Copyright 2012 CBAT
2012 January 29                  (CBET 3002)              Daniel W. E. Green



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