[Iaude] MPEC F62: 2012 KU12 [a=1.64,e=0.49,i=8.6,H=21.6,PHA]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Sat Mar 23 10:57:31 EDT 2019


M.P.E.C. 2019-F62                                Issued 2019 Mar. 23, 14:54 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 at CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714


                                   2012 KU12
 
                           Revision to MPEC 2012-K40
 
Additional Observations:
     K12K12U  C2011 09 25.47349302 05 48.807-02 37 32.86         22.8 GVEF062F51
     K12K12U  C2011 09 25.48617102 05 48.262-02 37 38.24         22.1 GVEF062F51
     K12K12U  C2011 09 25.49879102 05 47.735-02 37 43.69         22.2 GVEF062F51
     K12K12U  C2011 09 25.51142502 05 47.184-02 37 49.16         23.0 GVEF062F51
     K12K12U  C2011 10 20.41709901 29 15.626-05 53 19.87         20.4 GVEF062F51
     K12K12U  C2011 10 20.45529701 29 09.950-05 53 35.87         20.9 GVEF062F51
     K12K12U  C2011 10 20.46645901 29 08.296-05 53 40.43         21.0 GVEF062F51
     K12K12U  C2011 10 26.37617101 14 12.442-06 29 11.10         21.0 GVEF062F51
     K12K12U  C2011 10 26.38770901 14 10.485-06 29 14.46         20.8 GVEF062F51
     K12K12U  C2011 10 26.40126901 14 08.157-06 29 18.41         20.2 GVEF062F51
     K12K12U  C2011 10 26.41351001 14 06.073-06 29 21.91         20.4 GVEF062F51
     K12K12U  C2011 10 29.28683501 06 11.395-06 41 18.31         20.8 GVEF062F51
     K12K12U  C2012 05 10.49125716 00 15.399-20 51 40.23         21.6 GVEF062F51
     K12K12U  C2012 05 10.50207216 00 13.515-20 51 45.18         20.6 GVEF062F51
     K12K12U  C2012 05 15.40649415 47 17.618-21 25 20.75         20.9 GVEF062F51
     K12K12U  C2012 05 15.41643215 47 16.041-21 25 24.41         21.1 GVEF062F51
     K12K12U  C2012 05 15.42673515 47 14.394-21 25 27.78         20.7 GVEF062F51
     K12K12U  C2012 05 15.43689315 47 12.846-21 25 31.90         20.1 GVEF062F51
 
Observer details:
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, K. Chambers, T. Lowe,
    E. Magnier, A. Schultz, M. Willman.  Measurers S. Chastel, M. Huber,
    Y. Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
 
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
110925 F51 35.0+  8.2+    120515 F51  0.4+  0.3-    MPO234435   +0.21 day
 
Orbital elements:
2012 KU12                                           PHA, Earth MOID = 0.0399 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M 163.80066              (2000.0)            P               Q
n   0.46999958     Peri.   74.21097     -0.59853036     -0.79204715
a   1.6383414      Node    53.17982     +0.66553948     -0.57506974
e   0.4889374      Incl.    8.62812     +0.44589080     -0.20483187
P   2.10           H   21.6           G   0.15           U   4
Residuals in seconds of arc
110925 F51  0.1-  0.1+    120520 807  0.1+  0.3-    120521 807  0.2+  0.1+
110925 F51  0.1-  0.0     120520 807  0.0   0.5-    120521 807  0.2+  0.1-
110925 F51  0.1+  0.1-    120520 807  0.3+  0.4-    120522 291  0.2+  0.1+
110925 F51  0.1-  0.3-    120520 H01  0.0   0.0     120522 291  0.0   0.0
111020 F51  0.0   0.1+    120520 H01  0.1-  0.0     120524 807  0.4-  0.2+
111020 F51  0.2+  0.0     120520 H01  0.0   0.1-    120524 807  0.5-  0.1-
111020 F51  0.2+  0.1+    120520 H01  0.0   0.0     120524 807  0.6-  0.3+
111026 F51  0.0   0.0     120520 H01  0.1+  0.1-    120527 291  0.0   0.0
111026 F51  0.1+  0.0     120520 291  0.1+  0.1+    120527 291  0.6-  0.3+
111026 F51  0.1-  0.0     120520 291  0.4-  0.2+    120527 291  0.1-  0.1+
111026 F51  0.1-  0.0     120520 291  0.1-  0.3+    120529 291  0.4-  0.5-
111029 F51  0.2-  0.1+    120520 E10  0.1-  0.2-    120529 291  0.2-  0.2-
120519 F51  0.0   0.3+    120520 E10  0.3-  0.1+    120529 291  0.0   0.1+
120519 F51  0.1+  0.2-    120520 E10  0.1-  0.2+    120530 291  0.5-  0.1+
120519 F51  0.1+  0.1-    120520 E10  0.1-  0.1-    120530 291  0.1-  0.2-
120519 F51  0.1+  0.0     120520 E10  0.2-  0.2-    120530 291  0.2+  0.0
120519 F51  0.0   0.2+    120520 F51  0.2-  0.2+    120610 291  0.8+  0.1-
120519 F51  0.1+  0.3-    120520 F51  0.1+  0.0     120610 291  0.3-  0.8+
120519 F51  0.0   0.1-    120520 F51  0.0   0.0     120611 291  0.1+  0.1+
120519 F51  0.0   0.0     120521 807  0.0   0.0     120611 291  1.1+  0.8-

Ephemeris:
2012 KU12                a,e,i = 1.64, 0.49, 9                   q = 0.8373
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2019 02 21    20 17 12.9 -25 07 07   3.1045  2.3181    31.4    12.8    26.6
...
2019 03 08    20 43 36.3 -24 02 49   3.0203  2.3521    40.3    15.8    26.7
...
2019 03 16    20 56 55.3 -23 26 58   2.9625  2.3679    45.1    17.3    26.7
...
2019 03 22    21 06 32.6 -23 00 00   2.9137  2.3788    48.8    18.4    26.8
2019 03 23    21 08 07.0 -22 55 31   2.9051  2.3805    49.4    18.5    26.8
2019 03 24    21 09 40.9 -22 51 03   2.8964  2.3822    50.0    18.7    26.8
...
2019 03 30    21 18 52.5 -22 24 33   2.8418  2.3918    53.8    19.7    26.8
...
2019 04 07    21 30 36.2 -21 50 29   2.7625  2.4032    58.9    20.9    26.7
...
2019 04 22    21 50 48.5 -20 53 33   2.5964  2.4204    68.7    22.8    26.7

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-F62



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