[Iaude] MPEC Y17: 2018 XH5 [a=1.34,e=0.19,i=11.0,H=25.0]

[mpec at mpcdb1.cfa.harvard.edu]

M.P.E.C. 2018-Y17                                Issued 2018 Dec. 17, 14:54 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 XH5
 
Observations:
     K18X05H* C2018 12 13.39431 04 50 06.131+01 20 54.85         21.6 wUEY017F51
     K18X05H  C2018 12 13.40622 04 50 06.571+01 20 00.12         22.1 wUEY017F51
     K18X05H  C2018 12 13.42998 04 50 07.439+01 18 10.65         21.2 wUEY017F51
     K18X05H ^C2018 12 14.40695304 51 11.315+00 05 06.81         21.60GVEY017568
     K18X05H ^C2018 12 14.40790104 51 11.345+00 05 02.71         21.51GVEY017568
     K18X05H ^C2018 12 14.40885604 51 11.383+00 04 58.31         21.74GVEY017568
     K18X05H KC2018 12 16.28380 04 53 10.23 -02 05 24.3          20.4 RoEY017291
     K18X05H KC2018 12 16.29051 04 53 10.53 -02 05 50.8          21.6 RoEY017291
     K18X05H KC2018 12 16.29723 04 53 10.78 -02 06 17.1          20.6 RoEY017291
 
Observer details:
291 LPL/Spacewatch II.  Observer M. T. Read.  1.8-m f/2.7 reflector + CCD.
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.
 
Orbital elements:
2018 XH5                                                 Earth MOID = 0.1020 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 MPC
M  98.02085              (2000.0)            P               Q
n   0.63698255     Peri.  173.71114     +0.46579076     -0.86685348
a   1.3377790      Node   248.40572     +0.80331686     +0.49848206
e   0.1869959      Incl.   11.02250     +0.37110779     +0.00898201
P   1.55           H   25.0           G   0.15           U   8
Residuals in seconds of arc
181213 F51  0.0   0.1-    181214 568  0.0   0.0     181216 291  0.4-  0.1-
181213 F51  0.0   0.1+    181214 568  0.1-  0.1+    181216 291  0.3+  0.1-
181213 F51  0.0   0.0     181214 568  0.0   0.1-    181216 291  0.2+  0.2+

Ephemeris:
2018 XH5                 a,e,i = 1.34, 0.19, 11                  q = 1.0876
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 11 17    04 03 58.5 +46 05 27   0.1120  1.0887   151.8    25.5    21.6
...
2018 12 02    04 35 35.3 +19 41 19   0.1031  1.0890   177.6     2.2    20.5
...
2018 12 10    04 46 15.6 +06 03 53   0.1133  1.0934   162.5    15.7    21.3
...
2018 12 16    04 52 52.5 -01 45 51   0.1266  1.0986   153.1    23.9    21.8
2018 12 17    04 53 55.0 -02 50 59   0.1292  1.0996   151.8    25.0    21.9
2018 12 18    04 54 56.7 -03 52 31   0.1319  1.1007   150.5    26.1    22.0
...
2018 12 24    05 00 57.5 -08 51 35   0.1498  1.1079   143.8    31.6    22.4
...
2019 01 01    05 08 54.0 -12 55 23   0.1771  1.1198   137.2    36.6    23.0
...
2019 01 16    05 25 39.3 -15 18 22   0.2360  1.1480   129.4    41.5    23.8

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-Y17