[Iaude] MPEC A104: 2019 AR4 [a=2.20,e=0.55,i=4.6,H=21.2]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Mon Jan 7 06:59:17 EST 2019


M.P.E.C. 2019-A104                               Issued 2019 Jan. 7, 11:56 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


                                   2019 AR4
 
Observations:
     K19A04R* C2019 01 03.62687 10 19 30.033+10 34 38.81         21.5 wUEA104F51
     K19A04R  C2019 01 03.63615 10 19 31.733+10 34 34.54         21.7 wUEA104F51
     K19A04R  C2019 01 03.64534 10 19 33.421+10 34 30.32         21.6 wUEA104F51
     K19A04R  C2019 01 03.65456 10 19 35.130+10 34 26.12         21.7 wUEA104F51
     K19A04R ^C2019 01 04.53551010 22 26.061+10 27 46.52         21.13GVEA104568
     K19A04R ^C2019 01 04.53646010 22 26.239+10 27 46.08         21.14GVEA104568
     K19A04R ^C2019 01 04.53740810 22 26.414+10 27 45.66         21.15GVEA104568
     K19A04R ^C2019 01 06.56742210 29 11.829+10 12 08.31         21.78GVEA104568
     K19A04R ^C2019 01 06.56838910 29 12.013+10 12 07.89         21.33GVEA104568
     K19A04R ^C2019 01 06.56933810 29 12.200+10 12 07.43         20.80GVEA104568
     K19A04R KC2019 01 07.12062010 31 05.77 +10 07 40.1          21.0 GVEA104L01
     K19A04R KC2019 01 07.12529210 31 06.69 +10 07 38.3          21.1 GVEA104L01
     K19A04R KC2019 01 07.13482910 31 08.61 +10 07 33.5          21.0 GVEA104L01
 
Observer details:
568 Mauna Kea.  Observers R. Wainscoat, C. Wipper, A. Petric.  Measurers
    R. Weryk, R. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz,
    M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau, J. Fairlamb,
    H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo,
    R. Wainscoat, R. Weryk.  1.8-m Ritchey-Chretien + CCD.
L01 Visnjan Observatory, Tican.  Observers K. Korlevic, F. Valentine.
    Measurer K. Korlevic.  1.0-m f/2.9 reflector + CCD.
 
Orbital elements:
2019 AR4                                                 Earth MOID = 0.0689 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  12.56182              (2000.0)            P               Q
n   0.30156485     Peri.   72.68475     -0.98176978     +0.17643416
a   2.2023292      Node   117.42852     -0.19007331     -0.91225783
e   0.5469487      Incl.    4.56896     +0.00048190     -0.36967099
P   3.27           H   21.2           G   0.15           U   8
Residuals in seconds of arc
190103 F51  0.0   0.0     190104 568  0.0   0.1-    190107 L01  0.3+  0.1-
190103 F51  0.0   0.0     190104 568  0.0   0.1-    190107 L01  0.1-  0.3+
190103 F51  0.1-  0.0     190106 568  0.0   0.1-    190107 L01  0.1-  0.0
190103 F51  0.1+  0.0     190106 568  0.1-  0.1-
190104 568  0.0   0.1-    190106 568  0.1-  0.1-

Ephemeris:
2019 AR4                 a,e,i = 2.20, 0.55, 5                   q = 0.9978
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 12 08    09 11 40.4 +13 39 35   0.7712  1.5197   119.3    34.4    23.0
...
2018 12 23    09 46 31.5 +11 58 24   0.5819  1.4068   126.0    34.4    22.2
...
2018 12 31    10 08 24.4 +11 01 34   0.4924  1.3477   128.8    34.6    21.7
...
2019 01 06    10 27 16.2 +10 16 37   0.4311  1.3044   130.3    35.1    21.4
2019 01 07    10 30 40.7 +10 08 49   0.4214  1.2973   130.5    35.2    21.3
2019 01 08    10 34 10.4 +10 00 56   0.4118  1.2902   130.7    35.3    21.3
...
2019 01 14    10 57 14.9 +09 10 35   0.3577  1.2485   131.2    36.4    20.9
...
2019 01 22    11 35 17.8 +07 50 31   0.2952  1.1954   130.0    39.1    20.5
...
2019 02 06    13 18 42.4 +04 00 28   0.2148  1.1073   119.4    50.9    20.0

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-A104



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