[Iaude] MPEC Q99: 2013 VZ9 [a=2.30,e=0.45,i=6.7,H=19.9]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Wed Aug 19 11:01:27 EDT 2020


M.P.E.C. 2020-Q99                               Issued 2020 August 19, 15:00 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

                                    2013 VZ9                                    


                           Revision to MPEC 2013-V52                            

Additional Observations:
     K13V09Z KC2020 08 18.16265303 23 43.487+08 56 20.25         20.4 GVEQ099J04
     K13V09Z KC2020 08 18.17128803 23 45.010+08 56 22.09         21.1 GVEQ099J04
     K13V09Z KC2020 08 18.17992503 23 46.542+08 56 23.72         21.2 GVEQ099J04
     K13V09Z KC2020 08 19.17804703 26 47.540+08 58 52.16         20.7 GVEQ099J04
     K13V09Z KC2020 08 19.18582503 26 48.956+08 58 53.43         20.9 GVEQ099J04
     K13V09Z KC2020 08 19.19360603 26 50.315+08 58 54.85         21.2 GVEQ099J04

Observer details:
J04 ESA Optical Ground Station, Tenerife.  Observer E. Kuusela.  Measurers M.
    Micheli, D. Koschny, L. Conversi, M. Busch, E. Schwab, A. Knofel.  1.0-m
    f/4.4 reflector + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
200818 J04 0.07+ 0.03+    200819 J04 0.07+ 0.03+    MPO281959   +0.09 days

Orbital elements:
2013 VZ9                                                 Earth MOID = 0.2595 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5                  Veres
M 340.98917              (2000.0)            P               Q
n   0.28198041     Peri.  218.62160     +0.97393685     +0.20802925
a   2.3031564      Node   129.12956     -0.16818156     +0.92972824
e   0.4549044      Incl.    6.69173     -0.15219057     +0.30385725
P   3.50           H   19.9           G   0.15           U   2
Residuals in seconds of arc
131106 F51  0.0   0.1+    131109 W85  0.0   0.1-    131124 H21  0.3-  0.0
131106 F51  0.0   0.1+    131109 W85  0.2+  0.1-    131124 H21  0.5-  0.0
131106 F51  0.1-  0.1+    131109 W85  0.1-  0.1-    131124 H21  0.3-  0.0
131106 F51  0.1+  0.2+    131109 W85  0.1+  0.1-    131125 291  0.1+  0.5+
131107 807  0.4-  0.1-    131109 291  0.0   0.1+    131125 291  0.1-  0.7+
131107 807  0.2-  0.4-    131109 291  0.0   0.4+    131125 291  0.2+  0.3+
131107 807  0.0   0.3-    131109 291  0.3-  0.2+    131128 F51  0.4-  0.0
131107 H21  0.1-  0.0     131110 H21  0.3+  1.4+    131128 F51  0.2-  0.0
131107 H21  0.3-  0.2-    131110 H21  0.2-  0.7-    131128 F51  0.2-  0.1+
131107 H21  0.2-  0.3-    131110 H21  0.1-  0.3-    131128 F51  0.3-  0.1-
131107 568  0.0   0.1+    131111 H21  0.2+  0.0     131222 568  0.0   0.0
131107 568  0.0   0.1+    131111 H21  0.4+  0.2+    131222 568  0.1+  0.0
131107 568  0.0   0.1+    131111 H21  0.4+  0.1-    131222 568  0.0   0.0
131108 926  0.2+  0.1+    131111 H21  0.2+  0.2-    140101 H21  0.1-  0.3-
131108 926  0.2+  0.1+    131111 H21  0.2+  0.5-    140101 H21  0.1-  0.3-
131108 926  0.4+  0.0     131111 H21  0.2-  0.0     140101 H21  0.1-  0.5-
131109 W85  0.3+  0.1-    131112 807  0.3+  0.3-    200818 J04  0.4+  0.5-
131109 W85  0.2+  0.1+    131112 807  0.5+  0.0     200818 J04  0.1+  0.1-
131109 W85  0.1-  0.0     131112 807  0.2+  0.2-    200818 J04  0.1-  0.1+
131109 W85  0.1+  0.1-    131113 807  0.0   0.4-    200819 J04  0.4-  0.2-
131109 W85  0.0   0.1-    131113 807  0.1+  0.3-    200819 J04  0.2+  0.1-
131109 W85  0.2+  0.2-    131113 807  0.2+  0.3-    200819 J04  0.1+  0.2+

Ephemeris:
2013 VZ9                 a,e,i = 2.30, 0.45, 7                   q = 1.2554
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2020 07 20    01 44 21.7 +05 47 29   0.7385  1.2683    91.2    53.2    21.7
...
2020 08 04    02 37 41.7 +07 52 52   0.7012  1.2557    92.2    53.8    21.6
...
2020 08 12    03 04 22.4 +08 35 21   0.6871  1.2568    93.3    53.6    21.5
...
2020 08 18    03 23 13.1 +08 56 00   0.6781  1.2611    94.4    53.2    21.5
2020 08 19    03 26 14.8 +08 58 31   0.6767  1.2622    94.6    53.1    21.5
2020 08 20    03 29 14.5 +09 00 48   0.6754  1.2633    94.9    53.0    21.5
...
2020 08 26    03 46 27.2 +09 09 22   0.6677  1.2716    96.4    52.2    21.5
...
2020 09 03    04 07 13.5 +09 08 28   0.6583  1.2872    98.9    50.7    21.4
...
2020 09 18    04 38 27.8 +08 36 32   0.6412  1.3290   105.5    46.8    21.3

A. U. Tomatic                (C) Copyright 2020 MPC           M.P.E.C. 2020-Q99




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