[Iaude] MPEC B18: 2019 AL12 [a=1.45,e=0.35,i=21.9,H=23.9]

[mpec at mpcdb1.cfa.harvard.edu]

M.P.E.C. 2019-B18                                Issued 2019 Jan. 16, 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


                                   2019 AL12
 
Observations:
     K19A12L* C2019 01 14.46523 09 12 04.048+53 38 06.24         21.3 wUEB018F51
     K19A12L  C2019 01 14.49306 09 11 42.658+53 33 41.14         21.1 wUEB018F51
     K19A12L  C2019 01 14.50698 09 11 31.979+53 31 27.66         20.7 wUEB018F51
     K19A12L ^C2019 01 15.37661709 01 38.513+51 10 52.72         20.91GVEB018568
     K19A12L ^C2019 01 15.37762309 01 37.824+51 10 43.03         20.94GVEB018568
     K19A12L ^C2019 01 15.37863409 01 37.138+51 10 33.37         20.94GVEB018568
     K19A12L KC2019 01 15.86831808 56 27.05 +49 49 51.8          21.3 GVEB018L01
     K19A12L KC2019 01 15.87140808 56 25.10 +49 49 21.9          21.4 GVEB018L01
     K19A12L KC2019 01 15.87449708 56 23.19 +49 48 51.9          21.2 GVEB018L01
     K19A12L KC2019 01 15.87884408 56 20.46 +49 48 10.2          21.3 GVEB018L01
 
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.
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.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.
 
Orbital elements:
2019 AL12                                                Earth MOID = 0.1393 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  90.11945              (2000.0)            P               Q
n   0.56682805     Peri.  105.24476     +0.57820440     -0.75710997
a   1.4460007      Node   305.34044     +0.52885229     +0.63158378
e   0.3473987      Incl.   21.88653     +0.62128490     +0.16699229
P   1.74           H   23.9           G   0.15           U   8
Residuals in seconds of arc
190114 F51  0.0   0.1+    190115 568  0.1-  0.1+    190115 L01  0.2+  0.2-
190114 F51  0.0   0.1+    190115 568  0.1-  0.1+    190115 L01  0.4+  0.3+
190114 F51  0.0   0.2-    190115 L01  0.2-  0.2-
190115 568  0.1-  0.1+    190115 L01  0.2-  0.1-

Ephemeris:
2019 AL12                a,e,i = 1.45, 0.35, 22                  q = 0.9437
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 12 17    16 57 04.4 +59 47 13   0.2443  0.9868    83.5    82.2    23.7
...
2019 01 01    14 12 08.8 +70 14 42   0.1722  1.0400   104.6    66.2    22.5
...
2019 01 09    10 45 39.7 +65 54 38   0.1458  1.0744   125.4    48.3    21.7
...
2019 01 15    09 05 46.1 +52 11 49   0.1407  1.1022   145.3    30.5    21.2
2019 01 16    08 55 03.7 +49 28 28   0.1415  1.1070   148.7    27.5    21.1
2019 01 17    08 45 34.4 +46 43 10   0.1427  1.1118   152.1    24.5    21.0
...
2019 01 23    08 06 42.0 +30 58 48   0.1600  1.1413   168.3    10.1    20.9
...
2019 01 31    07 41 26.8 +15 33 04   0.2044  1.1821   163.0    14.1    21.6
...
2019 02 15    07 26 55.1 +01 28 10   0.3254  1.2609   142.3    28.6    23.2

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-B18