[Iaude] MPEC B16: 2019 AJ12 [a=1.87,e=0.52,i=1.4,H=25.5]

[mpec at mpcdb1.cfa.harvard.edu]

M.P.E.C. 2019-B16                                Issued 2019 Jan. 16, 14:48 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 AJ12
 
Observations:
     K19A12J* C2019 01 12.49125 08 56 24.120+01 13 04.16         21.5 wUEB016F51
     K19A12J  C2019 01 12.50281 08 56 22.606+01 13 45.99         22.0 wUEB016F51
     K19A12J  C2019 01 12.51482208 56 20.970+01 14 29.55         21.6 GVEB016F51
     K19A12J  C2019 01 12.52645908 56 19.487+01 15 11.14         22.4 GVEB016F51
     K19A12J ^C2019 01 13.40550208 55 00.597+02 05 38.15         21.33GVEB016568
     K19A12J ^C2019 01 13.40664908 55 00.461+02 05 41.94         22.16GVEB016568
     K19A12J ^C2019 01 13.40760208 55 00.348+02 05 45.08         21.43GVEB016568
     K19A12J |C2019 01 15.19357 08 52 27.87 +03 37 09.6          21.6 GUEB016807
     K19A12J |C2019 01 15.19919 08 52 27.30 +03 37 25.7          21.5 GUEB016807
     K19A12J |C2019 01 15.20563 08 52 26.65 +03 37 44.1          21.7 GUEB016807
 
Observer details:
568 Mauna Kea.  Observers R. Wainscoat, L. Wells, S. Prunet.  Measurers
    R. Weryk, R. Wainscoat.  3.6-m Canada-France-Hawaii Telescope + CCD.
807 Cerro Tololo Observatory, La Serena.  Observers T. Linder, R. Holmes.
    1.00-m f/10.0 astrograph + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz,
    M. Willman, K. Chambers, E. Magnier.  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.
 
Orbital elements:
2019 AJ12                                                Earth MOID = 0.0050 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  58.50423              (2000.0)            P               Q
n   0.38578977     Peri.  216.37275     +0.58941759     -0.80779280
a   1.8688262      Node   197.51559     +0.74699491     +0.54858729
e   0.5244380      Incl.    1.44629     +0.30754758     +0.21569141
P   2.55           H   25.5           G   0.15           U   6
Residuals in seconds of arc
190112 F51  0.5+  0.2-    190113 568  0.3+  0.0     190115 807  0.2+  0.0
190112 F51  0.7+  0.1-    190113 568  0.3+  0.0     190115 807  0.7+  0.3+
190112 F51  0.2-  0.2+    190113 568  0.4+  0.0
190112 F51  0.5+  0.0     190115 807  0.1-  0.4-

Ephemeris:
2019 AJ12                a,e,i = 1.87, 0.52, 1                   q = 0.8887
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 12 17    19 48 59.0 -40 09 24   0.06597 0.9291    32.4   145.4    27.1
...
2019 01 01    09 39 25.1 -26 10 39   0.04111 1.0013   114.9    62.9    20.8
...
2019 01 09    09 03 06.1 -03 01 43   0.08120 1.0502   144.1    33.3    21.5
...
2019 01 15    08 52 41.9 +03 27 21   0.1159  1.0903   155.7    21.8    22.1
2019 01 16    08 51 24.3 +04 12 45   0.1220  1.0972   157.3    20.2    22.1
2019 01 17    08 50 11.7 +04 54 29   0.1281  1.1041   158.9    18.7    22.2
...
2019 01 23    08 44 19.2 +08 08 49   0.1665  1.1470   167.0    11.2    22.6
...
2019 01 31    08 39 06.8 +10 56 47   0.2226  1.2063   172.7     6.0    23.1
...
2019 02 15    08 36 00.6 +13 52 50   0.3470  1.3212   161.5    13.7    24.6

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-B16