MPEC 2001-U69: 2001 UE18

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M.P.E.C. 2001-U69                                Issued 2001 Oct. 29, 22:21 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  They are published
   on behalf of Commission 20 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@CFA.HARVARD.EDU
          URL http://cfa-www.harvard.edu/iau/mpc.html  ISSN 1523-6714

                                   2001 UE18

Observations:
     K01U18E* C2001 10 26.38745 02 36 06.38 +17 29 06.9          20.4        644
     K01U18E  C2001 10 26.40843 02 36 02.56 +17 30 26.4          20.4        644
     K01U18E  C2001 10 26.43399 02 35 57.98 +17 32 01.4          20.5        644
     K01U18E  C2001 10 27.46094 02 33 00.85 +18 36 54.7          19.3 R      649
     K01U18E  C2001 10 27.46324 02 33 00.57 +18 37 03.9          19.6 R      649
     K01U18E  C2001 10 27.47013 02 32 59.30 +18 37 28.8          20.3 R      649
     K01U18E  C2001 10 28.28952 02 30 35.94 +19 30 23.9          20.1        644
     K01U18E  C2001 10 28.31110 02 30 31.68 +19 31 48.8          20.2        644
     K01U18E  C2001 10 28.33255 02 30 27.45 +19 33 11.8          19.8        644

Observer details:
644 Palomar Mountain/NEAT.  Observers E. F. Helin, S. Pravdo, K. Lawrence,
    M. Hicks, E. Hovland, T. Bickler, J. Schroeder, L. Scherr, R. Thicksten,
    A. Deetz.  1.2-m Schmidt + CCD.
649 Powell Observatory, Louisburg.  Observers K. Smalley, D. Trentman.
    0.75-m Newtonian + CCD.

Orbital elements:
2001 UE18
Epoch 2001 Oct. 18.0 TT = JDT 2452200.5                 Spahr
M 312.25665              (2000.0)            P               Q
n   0.61710326     Peri.   61.02694     -0.05750393     -0.98738750
a   1.3663569      Node    33.28420     +0.79665529     -0.13443324
e   0.1856260      Incl.   15.59230     +0.60169232     +0.08362794
P   1.60           H   22.1           G   0.15
From 9 observations 2001 Oct. 26-28.

Ephemeris:
2001 UE18                a,e,i = 1.37, 0.19, 16                  q = 1.1127
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2001 10 28    02 31.46   +19 11.8    0.210    1.202   171.9     6.7    19.6
2001 11 07    01 56.23   +30 21.0    0.197    1.180   161.5    15.5    19.8
2001 11 17    01 14.75   +40 22.1    0.203    1.160   144.1    30.0    20.3
2001 11 27    00 37.19   +47 36.7    0.223    1.143   129.8    41.6    20.8
2001 12 07    00 11.21   +52 34.1    0.250    1.129   119.3    49.6    21.2
2001 12 17    23 59.12   +56 17.8    0.279    1.119   112.0    54.6    21.6
2001 12 27    00 00.57   +59 34.9    0.307    1.114   107.2    57.5    21.8

Timothy B. Spahr             (C) Copyright 2001 MPC           M.P.E.C. 2001-U69

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