[Iaude] MPEC Y46: 2018 XU6 [a=1.79,e=0.36,i=6.0,H=21.8]

[mpec at mpcdb1.cfa.harvard.edu]

M.P.E.C. 2018-Y46                                Issued 2018 Dec. 20, 16:50 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


                                   2018 XU6
 
Observations:
     K18X06U* C2018 12 14.61796 08 56 51.367+31 38 44.56         21.5 wUEY046F51
     K18X06U  C2018 12 14.62957 08 56 52.807+31 38 40.35         21.9 wUEY046F51
     K18X06U  C2018 12 14.64125 08 56 54.242+31 38 35.85         21.9 wUEY046F51
     K18X06U  C2018 12 14.65290 08 56 55.691+31 38 31.32         21.7 wUEY046F51
     K18X06U ^C2018 12 15.44456708 58 42.296+31 33 40.18         21.87GVEY046568
     K18X06U ^C2018 12 15.44551508 58 42.417+31 33 39.87         21.99GVEY046568
     K18X06U ^C2018 12 15.44646608 58 42.540+31 33 39.60         21.99GVEY046568
     K18X06U KC2018 12 16.01677208 59 57.24 +31 29 56.7          21.7 GVEY046L01
     K18X06U KC2018 12 16.01832608 59 57.45 +31 29 56.1          21.9 GVEY046L01
     K18X06U KC2018 12 16.02299208 59 58.07 +31 29 54.0          21.7 GVEY046L01
     K18X06U KC2018 12 20.49847 09 09 40.81 +30 58 10.6          21.7 RoEY046691
     K18X06U KC2018 12 20.50747 09 09 41.90 +30 58 06.2          21.8 RoEY046691
     K18X06U KC2018 12 20.51645 09 09 42.96 +30 58 01.3                oEY046691
 
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.
691 Steward Observatory, Kitt Peak-Spacewatch.  Observer T. H. Bressi.  0.9-m
    f/3 reflector + 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:
2018 XU6                                                 Earth MOID = 0.1569 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  25.84193              (2000.0)            P               Q
n   0.41093775     Peri.  191.79379     -0.90777626     -0.41474820
a   1.7917828      Node   323.49860     +0.39289904     -0.78845605
e   0.3612360      Incl.    6.04663     +0.14687618     -0.45422571
P   2.40           H   21.8           G   0.15           U   8
Residuals in seconds of arc
181214 F51  0.0   0.0     181215 568  0.3+  0.0     181220 691  0.0   0.2+
181214 F51  0.1+  0.1+    181215 568  0.4+  0.0     181220 691  0.1+  0.2+
181214 F51  0.1-  0.1+    181216 L01  0.6-  0.3-    181220 691  0.1-  0.2-
181214 F51  0.0   0.0     181216 L01  0.4-  0.3-
181215 568  0.3+  0.0     181216 L01  0.1+  0.7-

Ephemeris:
2018 XU6                 a,e,i = 1.79, 0.36, 6                   q = 1.1445
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 11 20    08 00 07.2 +32 59 03   0.6455  1.4326   121.1    36.2    23.1
...
2018 12 05    08 35 11.1 +32 24 10   0.5099  1.3619   128.3    34.6    22.4
...
2018 12 13    08 53 16.3 +31 47 58   0.4462  1.3262   132.2    33.4    22.1
...
2018 12 19    09 06 27.1 +31 09 36   0.4026  1.3006   135.1    32.3    21.8
2018 12 20    09 08 36.8 +31 02 05   0.3956  1.2965   135.6    32.1    21.7
2018 12 21    09 10 45.8 +30 54 12   0.3888  1.2923   136.1    31.9    21.7
...
2018 12 27    09 23 24.6 +29 58 44   0.3497  1.2685   139.1    30.5    21.4
...
2019 01 04    09 39 24.2 +28 18 29   0.3031  1.2390   143.1    28.5    20.9
...
2019 01 19    10 05 52.7 +23 14 50   0.2325  1.1927   151.1    23.5    20.1

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-Y46