• MPC Preparation (Info)

  • MPEC 2012-A22 : 2012 AZ

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    M.P.E.C. 2012-A22                                Issued 2012 Jan. 3, 18:31 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  They are published
       on behalf of Commission 20 of the International Astronomical Union by the
              Minor Planet Center, Smithsonian Astrophysical Observatory,
                              Cambridge, MA 02138, U.S.A.
    
                 Prepared using the Tamkin Foundation Computer Network
    
                                  MPC@CFA.HARVARD.EDU
                URL https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                        2012 AZ
    
    Observations:
         K12A00Z* C2012 01 02.34950 08 10 35.43 +12 09 13.6          21.0 VrEA022G96
         K12A00Z  C2012 01 02.35638 08 10 36.66 +12 08 25.0          21.5 VrEA022G96
         K12A00Z  C2012 01 02.36334 08 10 37.88 +12 07 36.4          21.8 VrEA022G96
         K12A00Z  C2012 01 02.37034 08 10 39.14 +12 06 48.2          20.6 VrEA022G96
         K12A00Z  C2012 01 02.43798 08 10 51.34 +11 58 50.9          21.4 VrEA022G96
         K12A00Z  C2012 01 02.43935 08 10 51.59 +11 58 40.8          22.8 VrEA022G96
         K12A00Z  C2012 01 02.44005 08 10 51.73 +11 58 36.9          21.9 VrEA022G96
         K12A00Z mC2012 01 02.48827 08 11 00.81 +11 52 52.4                oEA022291
         K12A00Z mC2012 01 02.48968 08 11 01.11 +11 52 43.3                oEA022291
         K12A00Z mC2012 01 02.49107 08 11 01.33 +11 52 33.1                oEA022291
         K12A00Z mC2012 01 03.24594 08 14 02.24 +10 18 21.1                oEA022291
         K12A00Z mC2012 01 03.24712 08 14 02.48 +10 18 12.6                oEA022291
         K12A00Z mC2012 01 03.24828 08 14 02.74 +10 18 04.0                oEA022291
         K12A00Z KC2012 01 03.33817908 14 18.65 +10 06 01.2          21.6 VoEA022H21
         K12A00Z KC2012 01 03.34421208 14 19.94 +10 05 12.9          21.1 VoEA022H21
         K12A00Z KC2012 01 03.35734208 14 22.64 +10 03 28.0          21.5 VoEA022H21
    
    Observer details:
    291 LPL/Spacewatch II.  Observer T. H. Bressi.  1.8-m f/2.7 reflector + CCD.
    G96 Mt. Lemmon Survey.  Observer A. Boattini.  Measurers J. D. Ahern,
        E. C. Beshore, A. Boattini, A. R. Gibbs, A. D. Grauer, R. E. Hill,
        R. A. Kowalski, S. M. Larson, R. H. McNaught.  1.5-m reflector + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers L. Buzzi, S. Foglia, T. Vorobjov, H. Devore.  0.81-m f/4.0
        astrograph + CCD.
    
    Orbital elements:
    2012 AZ                                                  Earth MOID = 0.0334 AU
    Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
    M   6.72706              (2000.0)            P               Q
    n   0.63680152     Peri.  264.10685     -0.99455420     +0.01639486
    a   1.3380325      Node   276.80108     +0.02705666     -0.91307349
    e   0.3786464      Incl.    5.94953     -0.10064733     -0.40746534
    P   1.55           H   25.8           G   0.15           U   8
    Residuals in seconds of arc
    120102 G96  0.1+  0.2+    120102 G96  0.1-  0.4+    120103 291  0.1+  0.5+
    120102 G96  0.2+  0.5-    120102 291  0.0   0.5-    120103 H21  0.5-  0.0
    120102 G96  0.2-  0.5-    120102 291  0.4+  0.5+    120103 H21  0.2+  0.1+
    120102 G96  0.0   0.2+    120102 291  0.3-  0.3+    120103 H21  0.1+  0.6+
    120102 G96  0.3-  0.3-    120103 291  0.0   0.7-
    120102 G96  0.3-  0.6-    120103 291  0.1-  0.0
    
    Ephemeris:
    2012 AZ                  a,e,i = 1.34, 0.38, 6                   q = 0.8314
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2011 12 04    07 19 08.8 +29 40 06   0.3010  1.2404   143.4    28.3    24.9
    ...
    2011 12 19    07 39 34.4 +25 45 03   0.1816  1.1498   153.9    22.1    23.5
    ...
    2011 12 27    07 53 22.4 +20 39 41   0.1256  1.1012   158.3    19.3    22.5
    ...
    2012 01 02    08 09 20.7 +12 49 32   0.08770 1.0651   158.0    20.3    21.7
    2012 01 03    08 12 59.9 +10 50 57   0.08183 1.0592   157.1    21.2    21.5
    2012 01 04    08 17 05.5 +08 34 45   0.07614 1.0532   155.9    22.4    21.4
    ...
    2012 01 10    08 58 36.0 -15 12 04   0.04783 1.0182   135.8    42.3    20.9
    ...
    2012 01 18    13 04 50.1 -65 30 19   0.04791 0.9736    76.4   100.9    22.8
    ...
    2012 02 02    18 26 17.4 -51 23 33   0.1279  0.9008    45.7   128.4    26.7
    
    A. U. Tomatic                (C) Copyright 2012 MPC           M.P.E.C. 2012-A22
    

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    MPEC number:

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