[Iaude] MPEC X68: 2019 XM1 [a=2.46,e=0.56,i=4.7,H=24.8]

[mpec at marsden.cfa.harvard.edu]

M.P.E.C. 2019-X68                              Issued 2019 December 5, 18:34 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 XM1                                    


Observations:
     K19X01M* C2019 12 03.41877005 31 14.582-07 47 06.44         21.77wUEX068F51
     K19X01M  C2019 12 03.43145705 31 18.832-07 46 31.44         21.83wUEX068F51
     K19X01M  C2019 12 03.44412805 31 23.020-07 45 56.54         21.68wUEX068F51
     K19X01M ^C2019 12 04.43827505 37 22.624-06 59 11.13         21.27GVEX068568
     K19X01M ^C2019 12 04.43922105 37 22.940-06 59 08.38         21.28GVEX068568
     K19X01M ^C2019 12 04.44046505 37 23.345-06 59 04.93         21.12GVEX068568
     K19X01M ^C2019 12 04.44141705 37 23.658-06 59 02.16         21.10GVEX068568
     K19X01M KC2019 12 05.24669105 42 12.58 -06 20 30.2          22.1 VuEX068H21
     K19X01M KC2019 12 05.25277505 42 14.62 -06 20 12.4          22.3 VuEX068H21
     K19X01M KC2019 12 05.25602005 42 15.69 -06 20 03.1          22.0 VuEX068H21

Observer details:
568 Mauna Kea.  Observers R. Wainscoat, H. Januszewski, 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, T. de Boer, 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.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.  
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.81-m f/4.0 
   astrograph + CCD.

Orbital elements:
2019 XM1                                                 Earth MOID = 0.1135 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5                  Bell
M  45.96534              (2000.0)            P               Q
n   0.25473617     Peri.  316.93167     +0.32963747     -0.94115447
a   2.4645765      Node   113.69532     +0.88682970     +0.28156121
e   0.5600769      Incl.    4.67390     +0.32383981     +0.18695335
P   3.87           H   24.8           G   0.15           U   8
Residuals in seconds of arc
191203 F51  0.0   0.1+    191204 568  0.2+  0.2-    191205 H21  0.0   0.2+
191203 F51  0.2+  0.1+    191204 568  0.1+  0.3-    191205 H21  0.1-  0.0
191203 F51  0.2-  0.1-    191204 568  0.1+  0.2-
191204 568  0.1+  0.2-    191205 H21  0.2-  0.2+

Ephemeris:
2019 XM1                 a,e,i = 2.46, 0.56, 5                   q = 1.0842
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2019 11 05    03 05 03.4 -16 03 16   0.1662  1.1358   147.8    27.7    22.4
...
2019 11 20    04 11 51.1 -15 03 44   0.1283  1.0953   144.5    31.6    21.9
...
2019 11 28    04 58 13.8 -11 30 22   0.1176  1.0857   145.5    31.0    21.7
...
2019 12 04    05 34 43.4 -07 19 26   0.1149  1.0844   147.5    29.2    21.6
2019 12 05    05 40 43.3 -06 31 38   0.1149  1.0847   147.9    28.8    21.5
2019 12 06    05 46 39.5 -05 42 33   0.1151  1.0851   148.4    28.4    21.5
...
2019 12 12    06 20 20.7 -00 31 28   0.1189  1.0905   151.4    25.6    21.5
...
2019 12 20    06 57 44.2 +06 19 44   0.1314  1.1054   156.3    21.0    21.6
...
2020 01 04    07 42 02.2 +16 23 43   0.1751  1.1547   167.3    10.8    22.0

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-X68