• MPC Preparation (Info)

  • MPEC 2017-W50 : 2010 VA12

    The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.

    A form allowing access to any MPEC is at the bottom of this page.


    Read MPEC 2017-W49 Read MPEC 2017-W51


    M.P.E.C. 2017-W50                                Issued 2017 Nov. 19, 01:33 UT
    
         The Minor Planet Electronic Circulars contain information on unusual
             minor planets and routine data on comets.  They are published
        on behalf of Division F 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
    
                                       2010 VA12
    
                               Revision to MPEC 2010-V57
    
    Additional Observations:
         K10V12A |C2017 11 15.10430 00 16 24.20 -27 32 37.1          22.1 VuEW050807
         K10V12A |C2017 11 15.11607 00 16 22.48 -27 32 28.7          22.3 VuEW050807
         K10V12A |C2017 11 15.12793 00 16 20.77 -27 32 20.2          22.3 VuEW050807
         K10V12A |C2017 11 16.08078 00 14 06.96 -27 21 00.8          22.1 VuEW050807
         K10V12A |C2017 11 16.09246 00 14 05.33 -27 20 52.3          22.1 VuEW050807
         K10V12A |C2017 11 16.10414 00 14 03.68 -27 20 43.4          22.2 VuEW050807
    
    Observer details:
    807 Cerro Tololo.  Observers T. Linder, R. Holmes.  0.61-m f/6.5 astrograph
        + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
    171115 807 0.00- 0.09-    171116 807 0.01+ 0.09-    MPO190740   +1.3 day
    
    Orbital elements:
    2010 VA12                                                Earth MOID = 0.0527 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M 233.54989              (2000.0)            P               Q
    n   0.68924018     Peri.  132.92321     -0.89329000     -0.14060323
    a   1.2692748      Node    44.65878     -0.23646239     -0.66075301
    e   0.8434839      Incl.   37.40095     +0.38225450     -0.73731689
    P   1.43           H   19.5           G   0.15           U   4
    Residuals in seconds of arc
    101104 703 (0.5-  1.6+)   101106 H01  0.3+  0.4-    101111 291  0.7-  0.1+
    101104 703  0.6-  0.9-    101106 H36  0.8+  0.4-    101111 291  0.7+  0.0
    101104 703  0.4-  0.3-    101106 H01  0.2+  0.3-    101112 H21  0.1-  0.5+
    101104 703 (1.9-  0.4+)   101106 H36  0.0   0.4-    101112 H21  0.0   0.4+
    101104 703  0.1-  0.3+    101106 H01  0.2+  0.2+    101112 H21  0.4+  0.3+
    101104 703  0.2+  0.5-    101106 H01  0.2+  0.1+    101118 291  0.4+  0.3+
    101104 703  0.1-  0.4+    101106 H21  0.3-  0.1+    101118 291  0.4+  0.2+
    101104 703  1.1-  1.1+    101106 H21  0.4+  0.2+    101118 291  0.8-  0.2+
    101104 H01  0.3+  0.1+    101106 H21  0.2-  0.2+    101128 H21  0.8+  0.3-
    101104 H01  0.2+  0.1+    101106 854  0.9-  1.0-    101128 H21  0.2+  0.5-
    101104 H01  0.2+  0.2+    101106 854  0.4+  0.4-    101128 H21  0.3+  0.6-
    101104 H01  0.0   0.1+    101106 854  0.4-  0.2-    101205 H21  0.1+  0.0
    101104 H01  0.2+  0.2+    101108 H21  0.2-  0.1-    101205 H21  0.3-  0.1+
    101105 H01  0.3+  0.0     101108 H21  0.1-  0.1+    101206 H21  0.9-  0.5-
    101105 H01  0.2+  0.0     101108 H21  0.1+  0.2+    171115 807  0.1-  0.0
    101105 H01  0.5+  0.3-    101111 H21  0.5-  0.1+    171115 807  0.2-  0.1+
    101105 H01  0.5+  0.1-    101111 H21  0.4-  0.0     171115 807  0.1-  0.2+
    101105 204  0.4+  0.2-    101111 H21  0.7-  0.4-    171116 807  0.1-  0.2-
    101105 204  0.6+  0.1-    101111 H21  0.6-  0.0     171116 807  0.3+  0.2-
    101106 H36  0.5-  0.6-    101111 291 (2.8-  0.0 )   171116 807  0.3+  0.1+
    
    Ephemeris:
    2010 VA12                a,e,i = 1.27, 0.84, 37                  q = 0.1987
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 10 20    01 33 24.0 -28 41 50   1.0974  1.9737   141.0    18.5    22.1
    ...
    2017 11 04    00 46 23.0 -29 04 23   1.0889  1.8730   128.3    24.6    22.2
    ...
    2017 11 12    00 24 05.2 -28 06 07   1.1087  1.8131   119.4    28.4    22.3
    ...
    2017 11 18    00 09 48.2 -26 56 50   1.1317  1.7652   112.5    31.1    22.3
    2017 11 19    00 07 39.2 -26 43 34   1.1360  1.7569   111.4    31.6    22.3
    2017 11 20    00 05 34.1 -26 29 51   1.1405  1.7486   110.3    32.0    22.4
    ...
    2017 11 26    23 54 28.4 -24 59 40   1.1694  1.6971   103.5    34.4    22.4
    ...
    2017 12 04    23 43 18.2 -22 43 43   1.2110  1.6238    94.8    37.2    22.5
    ...
    2017 12 19    23 31 54.6 -18 01 41   1.2853  1.4710    79.6    41.1    22.5
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-W50
    

    Read MPEC 2017-W49 Read MPEC 2017-W51


    MPEC number:

    Enter an MPEC number in one of the following forms:

    • 1997-B01 (the full form)
    • J97B01 (the packed version of the full form)
    • B01 (the abbreviated form)