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  • MPEC 2012-S08 : 2012 RK15

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    M.P.E.C. 2012-S08                                Issued 2012 Sept. 16, 16:24 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 RK15
    
    Observations:
         K12R15K* C2012 09 14.23814 22 18 38.73 -14 30 35.6          19.8 VrES008703
         K12R15K  C2012 09 14.24693 22 18 36.10 -14 30 56.5          19.4 VrES008703
         K12R15K  C2012 09 14.25577 22 18 33.48 -14 31 19.0          19.1 VrES008703
         K12R15K  C2012 09 14.26451 22 18 30.85 -14 31 40.4          19.0 VrES008703
         K12R15K  C2012 09 14.31044 22 18 17.10 -14 33 34.3          19.0 VrES008703
         K12R15K  C2012 09 14.31133 22 18 16.88 -14 33 35.8          19.6 VrES008703
         K12R15K  C2012 09 14.31223 22 18 16.56 -14 33 39.0          19.2 VrES008703
         K12R15K  C2012 09 14.31312 22 18 16.30 -14 33 40.7          19.0 VrES008703
         K12R15K KC2012 09 14.87985 22 15 39.85 -14 58 38.4          18.7 RtES008204
         K12R15K KC2012 09 14.89096 22 15 36.85 -14 59 14.3                uES008J95
         K12R15K FC2012 09 14.89365 22 15 35.34 -14 59 18.0                tES008204
         K12R15K KC2012 09 14.89589 22 15 35.28 -14 59 28.2                uES008J95
         K12R15K KC2012 09 14.90068 22 15 33.77 -14 59 41.5          18.9 RuES008J95
         K12R15K KC2012 09 14.99359 22 15 04.37 -15 03 37.0          18.9 RtES008J04
         K12R15K KC2012 09 14.99554 22 15 03.71 -15 03 42.4          19.1 RtES008J04
         K12R15K KC2012 09 14.99749 22 15 03.03 -15 03 48.0          19.0 RtES008J04
         K12R15K KC2012 09 15.93052 22 09 50.86 -15 51 40.5                vES008470
         K12R15K KC2012 09 15.93148 22 09 50.43 -15 51 43.3          19.1 RvES008470
         K12R15K KC2012 09 15.93225 22 09 50.17 -15 51 45.5                vES008470
         K12R15K KC2012 09 15.93300 22 09 49.88 -15 51 48.0                vES008470
         K12R15K KC2012 09 15.93302 22 09 51.20 -15 51 51.5          18.5 VvES008I93
         K12R15K KC2012 09 15.94130 22 09 47.87 -15 52 19.3          18.8 VvES008I93
         K12R15K KC2012 09 15.94943 22 09 44.57 -15 52 46.7          19.0 VvES008I93
         K12R15K |C2012 09 15.97969 22 09 39.35 -15 52 12.6          19.1 VuES008807
         K12R15K |C2012 09 15.98106 22 09 38.82 -15 52 17.4          19.0 VuES008807
         K12R15K |C2012 09 15.98254 22 09 38.23 -15 52 22.7          19.0 VuES008807
         K12R15K KC2012 09 16.09924922 08 51.87 -16 01 07.4          19.4 VvES008H21
         K12R15K  C2012 09 16.10297 22 08 52.47 -16 01 05.6          19.5 RoES008G48
         K12R15K KC2012 09 16.10320522 08 50.25 -16 01 21.8          19.8 VvES008H21
         K12R15K  C2012 09 16.10478 22 08 51.73 -16 01 12.0          19.8 RoES008G48
         K12R15K  C2012 09 16.10652 22 08 50.98 -16 01 18.4          19.7 RoES008G48
         K12R15K KC2012 09 16.15447322 08 28.72 -16 04 22.1          19.2 VvES008H21
         K12R15K  C2012 09 16.37554 22 06 55.35 -16 17 11.0          18.5 RcES008651
         K12R15K  C2012 09 16.37628 22 06 55.01 -16 17 14.5          18.1 RcES008651
         K12R15K  C2012 09 16.37702 22 06 54.78 -16 17 16.1          18.1 RcES008651
         K12R15K  C2012 09 16.53240 22 05 53.36 -16 24 36.3          18.6 RoES008474
         K12R15K  C2012 09 16.53591 22 05 51.71 -16 24 48.9          19.2 RoES008474
         K12R15K  C2012 09 16.53733 22 05 51.03 -16 24 54.6          18.5 RoES008474
         K12R15K  C2012 09 16.53803 22 05 50.82 -16 24 56.4          18.4 RoES008474
         K12R15K  C2012 09 16.53943 22 05 50.04 -16 25 02.6          18.4 RoES008474
    
    Observer details:
    204 Schiaparelli Observatory.  Observer L. Buzzi.  0.38-m f/6.8 reflector
        + CCD.
    470 Ceccano.  Observers G. Masi, F. Nocentini.  Measurers G. Masi, U. Masi.
        0.43-m f/6.8 reflector + CCD.
    474 Mount John Observatory, Lake Tekapo.  Observer A. C. Gilmore.  1.0-m f/7.7
        reflector + CCD.
    651 Grasslands Observatory, Tucson.  Observer J. E. McGaha.  0.62-m f/5.1
        Newtonian reflector + CCD.
    703 Catalina Sky Survey.  Observer A. Boattini.  Measurers A. Boattini,
        E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, R. A. Kowalski,
        S. M. Larson, R. H. McNaught.  0.68-m Schmidt + CCD.
    807 Cerro Tololo.  Observers T. Linder, R. Holmes, R. Sampson.  0.41-m f/11
        Ritchey-Chretien + CCD.
    G48 Doc Greiner Research Obs., Rancho Hildalgo.  Observer M. Mills.  0.40-m
        f/10 Schmidt-Cassegrain + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers T. Vorobjov, L. Buzzi, S. Foglia.  0.61-m f/4.0 astrograph + CCD.
    I93 St Pardon de Conques.  Observer F. Losse.  0.40-m f/5.0 reflector + CCD.
    J04 ESA Optical Ground Station, Tenerife.  Observer P. Ruiz.  Measurers
        D. Koschny, M. Busch, A. Knoefel, E. Schwab.  1.0-m f/4.4 reflector + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
        + CCD.
    
    Orbital elements:
    2012 RK15                                                Earth MOID = 0.0046 AU
    Epoch 2012 Sept. 30.0 TT = JDT 2456200.5                MPC
    M 350.33435              (2000.0)            P               Q
    n   0.27580093     Peri.   26.53291     +0.45011441     -0.89295929
    a   2.3374315      Node    36.71656     +0.81792568     +0.41023561
    e   0.6653223      Incl.    0.43632     +0.35832193     +0.18528481
    P   3.57           H   23.4           G   0.15           U   7
    Residuals in seconds of arc
    120914 703  0.4-  0.2+    120914 J04  0.1+  0.4+    120916 H21  0.3+  0.1-
    120914 703  0.6-  1.1+    120914 J04  0.0   0.2+    120916 G48  0.6-  0.1-
    120914 703  0.2-  0.4+    120915 470  0.1+  0.5-    120916 G48  1.2-  0.2-
    120914 703  0.5-  0.6+    120915 470  0.5-  0.2-    120916 H21  0.3-  0.0
    120914 703  0.0   0.3-    120915 470  0.2+  0.2+    120916 651  0.1-  0.4+
    120914 703  0.6+  0.3+    120915 470  0.4+  0.2+    120916 651  0.4-  0.5-
    120914 703  0.1-  0.6-    120915 I93  0.1+  0.2+    120916 651  0.9+  0.5+
    120914 703  0.0   0.2-    120915 I93  0.1+  0.1+    120916 474  0.6+  0.1-
    120914 204  0.2-  1.2+    120915 I93  0.2-  0.1-    120916 474  0.2-  0.2+
    120914 J95  0.4-  0.2-    120915 807  0.1+  0.1+    120916 474  0.8-  0.2-
    120914 204  0.1-  0.1-    120915 807  0.3+  0.1+    120916 474  0.8+  0.5+
    120914 J95  0.1-  0.4-    120915 807  0.2+  0.0     120916 474  1.3-  0.5-
    120914 J95  0.5+  0.3-    120916 H21  0.0   0.4+
    120914 J04  0.0   0.3+    120916 G48  0.6-  0.1-
    
    Ephemeris:
    2012 RK15                a,e,i = 2.34, 0.67, 0                   q = 0.7823
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2012 08 17    22 51 59.3 -08 49 36   0.3732  1.3741   163.3    12.2    22.7
    ...
    2012 09 01    22 45 15.3 -10 10 13   0.2149  1.2240   177.9     1.7    20.7
    ...
    2012 09 09    22 34 19.5 -11 59 46   0.1399  1.1447   168.8     9.8    20.1
    ...
    2012 09 15    22 15 02.8 -15 02 44   0.08700 1.0866   157.5    20.7    19.3
    2012 09 16    22 09 26.6 -15 53 57   0.07848 1.0770   155.0    23.2    19.1
    2012 09 17    22 02 29.3 -16 56 12   0.07008 1.0675   152.1    26.2    19.0
    ...
    2012 09 23    19 30 08.6 -32 33 00   0.02568 1.0119   108.7    70.0    17.9
    ...
    2012 10 01    12 09 38.0 -04 40 21   0.05871 0.9427     5.2   174.5
    ...
    2012 10 16    11 27 40.9 +03 14 43   0.1941  0.8377    31.6   141.5    26.5
    
    A. U. Tomatic                (C) Copyright 2012 MPC           M.P.E.C. 2012-S08
    

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