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    • MPEC 2012-M50 : 2012 MG7

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    M.P.E.C. 2012-M50                                Issued 2012 June 25, 10:22 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 MG7

Observations:
     K12M07G* C2012 06 23.40287 20 09 40.86 -20 37 23.6          19.1 VrEM050G96
     K12M07G  C2012 06 23.40974 20 09 40.06 -20 37 03.2          19.0 VrEM050G96
     K12M07G  C2012 06 23.41663 20 09 39.24 -20 36 42.5          18.9 VrEM050G96
     K12M07G  C2012 06 23.42353 20 09 38.44 -20 36 22.0          19.0 VrEM050G96
     K12M07G QC2012 06 23.80556 20 08 57.50 -20 16 51.4          19.2 RrEM050E12
     K12M07G QC2012 06 23.81366 20 08 56.64 -20 16 28.0          19.2 RrEM050E12
     K12M07G |C2012 06 24.19339 20 08 19.66 -19 57 47.8          19.3 VuEM050807
     K12M07G |C2012 06 24.19568 20 08 19.38 -19 57 40.9          19.4 VuEM050807
     K12M07G |C2012 06 24.19795 20 08 19.10 -19 57 34.6          19.0 VuEM050807
     K12M07G |C2012 06 24.19995 20 08 18.86 -19 57 28.2          19.8 VuEM050807
     K12M07G |C2012 06 25.17383 20 06 36.13 -19 09 46.9          20.0 VuEM050807
     K12M07G |C2012 06 25.17598 20 06 35.88 -19 09 40.5          20.2 VuEM050807
     K12M07G |C2012 06 25.17812 20 06 35.63 -19 09 34.3          20.0 VuEM050807
     K12M07G |C2012 06 25.18040 20 06 35.37 -19 09 27.7          19.7 VuEM050807
     K12M07G |C2012 06 25.18239 20 06 35.13 -19 09 22.0          20.0 VuEM050807
     K12M07G KC2012 06 25.36535 20 06 14.24 -19 01 05.7          18.6 RuEM050H36
     K12M07G KC2012 06 25.37017 20 06 13.63 -19 00 50.8          19.1 RuEM050H36

Observer details:
807 Cerro Tololo.  Observers T. Linder, R. Holmes.  0.41-m f/11
    Ritchey-Chretien + CCD.
E12 Siding Spring Survey.  Observer R. H. McNaught.  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.  0.5-m Uppsala Schmidt + CCD.
G96 Mt. Lemmon 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.  1.5-m reflector + CCD.
H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.

Orbital elements:
2012 MG7                                                 Earth MOID = 0.1958 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
M 337.27720              (2000.0)            P               Q
n   0.50553996     Peri.  312.07837     -0.62109935     +0.74857400
a   1.5606268      Node   278.01230     -0.63191767     -0.65350240
e   0.2553694      Incl.   13.55583     -0.46358996     -0.11212303
P   1.95           H   20.9           G   0.15           U   8
Residuals in seconds of arc
120623 G96  0.2-  0.1+    120624 807  0.5+  0.3+    120625 807  0.2-  0.1+
120623 G96  0.1-  0.0     120624 807  0.3+  0.5+    120625 807  0.0   0.1+
120623 G96  0.3-  0.2+    120624 807  0.1+  0.2+    120625 807  0.1-  0.1+
120623 G96  0.3-  0.1+    120624 807  0.0   0.7+    120625 H36  0.4+  0.7-
120623 E12  0.3-  0.3+    120625 807  0.2-  0.1-    120625 H36  0.2-  0.1+
120623 E12  0.4+  0.7-    120625 807  0.2-  0.1+

Ephemeris:
2012 MG7                 a,e,i = 1.56, 0.26, 14                  q = 1.1621
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2012 05 26    20 33 20.1 -43 07 35   0.2770  1.1836   122.1    46.5    20.2
...
2012 06 10    20 28 31.2 -31 47 57   0.2539  1.2114   136.2    35.4    19.8
...
2012 06 18    20 18 28.1 -25 07 58   0.2498  1.2302   145.5    27.9    19.6
...
2012 06 24    20 08 38.9 -20 07 29   0.2519  1.2457   152.7    21.9    19.4
2012 06 25    20 06 53.4 -19 18 26   0.2528  1.2485   153.9    21.0    19.4
2012 06 26    20 05 06.6 -18 29 52   0.2538  1.2512   155.1    20.0    19.4
...
2012 07 02    19 54 11.6 -13 52 05   0.2628  1.2683   161.2    14.9    19.3
...
2012 07 10    19 40 03.2 -08 33 31   0.2833  1.2927   165.3    11.5    19.4
...
2012 07 25    19 19 39.2 -01 57 31   0.3466  1.3420   157.2    17.0    20.1

A. U. Tomatic                (C) Copyright 2012 MPC           M.P.E.C. 2012-M50

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