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  • MPEC 2012-S75 : 2012 SQ56

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    M.P.E.C. 2012-S75                                Issued 2012 Sept. 26, 17:23 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 SQ56
    
    Observations:
         K12S56Q* C2012 09 22.41091 04 55 13.71 +15 48 26.5          19.8  cES075704
         K12S56Q  C2012 09 22.42564 04 55 15.90 +15 49 03.0          19.2  cES075704
         K12S56Q  C2012 09 22.44045 04 55 18.15 +15 49 39.8          19.4  cES075704
         K12S56Q  C2012 09 22.45523 04 55 20.30 +15 50 14.8          19.7  cES075704
         K12S56Q KC2012 09 22.98680 04 56 41.58 +16 12 09.5          18.8 RvES075470
         K12S56Q KC2012 09 22.98997 04 56 42.01 +16 12 16.9          18.6 RvES075470
         K12S56Q KC2012 09 22.99209 04 56 42.22 +16 12 22.7          18.1 RvES075470
         K12S56Q KC2012 09 22.99421 04 56 42.54 +16 12 27.4          18.6 RvES075470
         K12S56Q KC2012 09 23.33447804 57 34.43 +16 26 39.1          19.3 VvES075H21
         K12S56Q KC2012 09 23.33886304 57 35.08 +16 26 50.4          19.3 VvES075H21
         K12S56Q KC2012 09 23.34297804 57 35.70 +16 27 00.6          19.3 VvES075H21
         K12S56Q KC2012 09 23.34605604 57 36.15 +16 27 08.4          19.3 VvES075H21
         K12S56Q KC2012 09 23.38942 04 57 42.58 +16 28 58.7          18.8 RrES075850
         K12S56Q  C2012 09 23.40105 04 57 44.48 +16 29 26.9          18.8 RuES075H36
         K12S56Q  C2012 09 23.40187 04 57 44.60 +16 29 29.1          18.5 RuES075H36
         K12S56Q  C2012 09 23.40523 04 57 45.07 +16 29 37.5          18.9 RuES075H36
         K12S56Q  C2012 09 23.40675 04 57 45.46 +16 29 42.1          19.1 RoES075H01
         K12S56Q KC2012 09 23.40807 04 57 45.42 +16 29 44.9          19.0 RrES075850
         K12S56Q  C2012 09 23.41519 04 57 46.72 +16 30 03.4          19.0 RoES075H01
         K12S56Q KC2012 09 23.41554 04 57 46.56 +16 30 04.4          18.6 RrES075850
         K12S56Q KC2012 09 23.42300 04 57 47.66 +16 30 23.1          19.1 RrES075850
         K12S56Q  C2012 09 23.42388 04 57 48.01 +16 30 25.3          18.9 RoES075H01
         K12S56Q  C2012 09 23.43646 04 57 49.89 +16 30 57.0          18.9 RoES075H01
         K12S56Q HC2012 09 24.32456 05 00 06.87 +17 08 29.9          19.2 RoES075291
         K12S56Q HC2012 09 24.32519 05 00 07.00 +17 08 30.9          19.2 RoES075291
         K12S56Q HC2012 09 24.32582 05 00 07.09 +17 08 32.5          19.2 RoES075291
         K12S56Q KC2012 09 24.39047 05 00 16.78 +17 11 18.7          19.0 RuES075H36
         K12S56Q KC2012 09 24.39599 05 00 17.63 +17 11 33.4          19.5 RuES075H36
         K12S56Q  C2012 09 24.99313 05 01 50.21 +17 37 12.9          19.0 RvES075B18
         K12S56Q  C2012 09 24.99740 05 01 50.88 +17 37 24.1          18.9 RvES075B18
         K12S56Q  C2012 09 24.99882 05 01 51.09 +17 37 27.5          19.6 RvES075B18
         K12S56Q KC2012 09 25.10944 05 02 08.61 +17 42 17.5          19.5 VuES075954
         K12S56Q KC2012 09 25.11838 05 02 09.92 +17 42 41.0          19.4 VuES075954
         K12S56Q KC2012 09 25.12217 05 02 10.27 +17 42 46.9                uES075J95
         K12S56Q KC2012 09 25.12472 05 02 10.64 +17 42 53.9                uES075J95
         K12S56Q KC2012 09 25.12726 05 02 11.02 +17 43 00.4          18.9 RuES075J95
         K12S56Q KC2012 09 25.12953 05 02 11.52 +17 43 10.2          19.5 VuES075954
         K12S56Q  C2012 09 25.79625 05 03 55.56 +18 12 17.5          19.1 RoES075300
         K12S56Q  C2012 09 25.79998 05 03 56.12 +18 12 28.2          19.5 RoES075300
         K12S56Q  C2012 09 25.80370 05 03 56.70 +18 12 37.9          19.3 RoES075300
    
    Observer details:
    291 LPL/Spacewatch II.  Observer T. H. Bressi.  1.8-m f/2.7 reflector + CCD.
    300 Bisei Spaceguard Center--BATTeRS.  Observers S. Okumura, N. Hashimoto.
        1.0-m f/3.0 reflector + CCD.
    470 Ceccano.  Observers G. Masi, F. Nocentini.  Measurers G. Masi, U. Masi.
        0.36-m f/8.7 reflector + CCD.
    704 Lincoln Laboratory ETS, New Mexico.  Observers M. Blythe, G. Spitz,
        R. Brungard, J. Paige, P. Festler, T. McVey, A. Valdivia, C. Gall.  1.0-m
        f/2.15 reflector + CCD.
    850 Cordell-Lorenz Observatory, Sewanee.  Observer D. T. Durig.  0.30-m f/2.6
        Schmidt-Cassegrain + 765x510 CCD.
    954 Teide Observatory.  Observer N. D. Diaz.  0.26-m f/11.6 reflector + CCD.
    B18 Terskol.  Observers M. Andreev, A. Sergeev, N. Parakhin, V. Kozlov,
        N. Karpov.  Measurer M. Andreev.  0.6-m f/13.3 Cassegrain + CCD.
    H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
        Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers T. Vorobjov, L. Buzzi, S. Foglia.  0.61-m f/4.0 astrograph + CCD.
    H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    
    Orbital elements:
    2012 SQ56                                                Earth MOID = 0.3460 AU
    Epoch 2012 Sept. 30.0 TT = JDT 2456200.5                MPC
    M 353.41229              (2000.0)            P               Q
    n   0.17257219     Peri.   29.50019     +0.44329516     -0.84572756
    a   3.1951323      Node    36.65140     +0.69361563     +0.11373288
    e   0.5950309      Incl.   29.84166     +0.56779112     +0.52135375
    P   5.71           H   17.6           G   0.15           U   8
    Residuals in seconds of arc
    120922 704  0.5-  0.3+    120923 H36  0.1+  0.0     120924 B18  0.2-  0.0
    120922 704  0.3-  0.5+    120923 H36  0.3-  0.1-    120924 B18  0.0   0.1+
    120922 704  0.6+  0.7+    120923 H01  0.0   0.0     120924 B18  0.0   0.2-
    120922 704  0.1+  0.7-    120923 850  0.1+  0.7-    120925 954  0.5+  0.1-
    120922 470  1.3+  0.3+    120923 H01  0.0   0.0     120925 954  0.3-  0.1-
    120922 470  0.6+  0.3-    120923 850  0.5+  0.1+    120925 J95  0.2+  0.2-
    120922 470  0.9-  0.2+    120923 850  0.3+  0.0     120925 J95  0.0   0.2+
    120922 470  0.9-  0.4-    120923 H01  0.1-  0.0     120925 J95  0.2-  0.0
    120923 H21  0.0   0.3-    120923 H01  0.0   0.0     120925 954  1.7-  0.0
    120923 H21  0.1-  0.1-    120924 291  0.3-  0.5+    120925 300  0.1+  0.5-
    120923 H21  0.1-  0.2-    120924 291  0.2+  0.2-    120925 300  0.0   0.3+
    120923 H21  0.3-  0.2-    120924 291  0.1+  0.2-    120925 300  0.2+  0.2+
    120923 850  0.8-  0.1+    120924 H36  0.9+  0.2+
    120923 H36  0.2+  0.2-    120924 H36  1.1+  0.7+
    
    Ephemeris:
    2012 SQ56                a,e,i = 3.20, 0.60, 30                  q = 1.2939
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2012 08 27    03 54 26.1 +01 58 19   1.0382  1.5318    96.8    40.9    20.2
    ...
    2012 09 11    04 27 43.6 +08 53 19   0.8617  1.4505   101.6    42.8    19.7
    ...
    2012 09 19    04 46 44.3 +13 33 34   0.7776  1.4124   104.1    43.6    19.5
    ...
    2012 09 25    05 01 50.9 +17 37 34   0.7205  1.3867   106.0    44.0    19.3
    2012 09 26    05 04 27.3 +18 21 19   0.7115  1.3826   106.3    44.1    19.3
    2012 09 27    05 07 05.5 +19 05 57   0.7028  1.3787   106.6    44.2    19.2
    ...
    2012 10 03    05 23 35.9 +23 53 02   0.6540  1.3566   108.3    44.4    19.0
    ...
    2012 10 11    05 47 53.0 +31 05 40   0.6006  1.3319   110.3    44.7    18.8
    ...
    2012 10 26    06 44 06.6 +46 17 37   0.5426  1.3017   112.4    44.9    18.6
    
    A. U. Tomatic                (C) Copyright 2012 MPC           M.P.E.C. 2012-S75
    

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