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MPEC 1998-X15 : 1998 WY24

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Read MPEC 1998-X14 Read MPEC 1998-X16 

M.P.E.C. 1998-X15                                Issued 1998 Dec. 4, 22:02 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.

             BMARSDEN@CFA.HARVARD.EDU or GWILLIAMS@CFA.HARVARD.EDU
                   URL http://cfa-www.harvard.edu/iau/mpc.html

                                   1998 WY24

Observations:
     J98W24Y* C1998 11 18.43762 04 59 35.44 +21 49 05.4          22.6 R      695
     J98W24Y  C1998 11 18.50897 04 59 35.07 +21 49 04.7                      695
     J98W24Y  C1998 11 26.37301 04 58 55.18 +21 48 06.5          22.7 R      695
     J98W24Y  C1998 11 27.37204 04 58 50.01 +21 47 59.2                      695

Observer details:
695 Kitt Peak.  Observers R. L. Millis, M. W. Buie, R. M. Wagner, J. L. Elliot,
    D. W. Willmarth, D. L. Harmer, G. Rosenstein, W. K. Hughes.  Measurers
    M. W. Buie, R. L. Millis, J. L. Elliot.  3.8-m reflector + CCD, 3.6-m WIYN
    reflector + CCD.

Orbital elements:
1998 WY24
Assumed circular orbit
Epoch 1998 Nov. 23.0 TT = JDT 2451140.5                 Marsden
                         (2000.0)            P               Q
n   0.00362236  Arg.lat.  330.85779     +0.24943146     -0.96792264
a  41.9895850      Node   104.68479     +0.89441329     +0.21832521
e   0.0000000      Incl.    1.78676     +0.37122610     +0.12433769
P 272              H    6.8           G   0.15
From 4 observations 1998 Nov. 18-27.

Ephemeris:
1998 WY24                a,e,i = 41.99, 0.00, 2
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
1998 12 03    04 58.34   +21 47.3   41.008   41.990   174.8     0.1    23.0
1998 12 13    04 57.46   +21 46.0   41.009   41.990   174.6     0.1    23.0
1998 12 23    04 56.59   +21 44.8   41.042   41.990   164.3     0.4    23.1
1999 01 02    04 55.77   +21 43.7   41.104   41.990   153.9     0.6    23.1
1999 01 12    04 55.04   +21 42.7   41.194   41.990   143.6     0.8    23.1
1999 01 22    04 54.41   +21 42.0   41.309   41.990   133.3     1.0    23.1
1999 02 01    04 53.93   +21 41.4   41.445   41.990   123.0     1.1    23.2
1999 02 11    04 53.59   +21 41.2   41.598   41.990   112.8     1.2    23.2
1999 02 21    04 53.42   +21 41.2   41.762   41.990   102.6     1.3    23.2
1999 03 03    04 53.43   +21 41.4   41.933   41.990    92.6     1.4    23.2
1999 03 13    04 53.61   +21 42.0   42.105   41.990    82.6     1.3    23.2
1999 03 23    04 53.96   +21 42.8   42.274   41.990    72.8     1.3    23.2
1999 04 02    04 54.47   +21 43.9   42.434   41.990    63.0     1.2    23.2

Brian G. Marsden             (C) Copyright 1998 MPC           M.P.E.C. 1998-X15

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