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IAU Minor Planet Center

Minor Planet Center

MPEC 2005-Y40 : 2005 YW36

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M.P.E.C. 2005-Y40                                Issued 2005 Dec. 27, 12:20 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.

                  Supported in part by the Brinson Foundation
                  Supported in part by the TABASGO Foundation
             Prepared using the Tamkin Foundation Computer Network

                              MPC@CFA.HARVARD.EDU
          URL http://cfa-www.harvard.edu/iau/mpc.html  ISSN 1523-6714

                                   2005 YW36

Observations:
     K05Y36W*2C2005 12 23.20704522 23 51.169-11 25 47.13         20.5 R EY040568
     K05Y36W 2C2005 12 23.21236722 23 52.148-11 25 46.76         20.5 R EY040568
     K05Y36W 2C2005 12 23.21751322 23 53.118-11 25 46.29         20.5 R EY040568
     K05Y36W 2C2005 12 24.20334022 26 58.665-11 24 24.45         20.6 R EY040568
     K05Y36W 2C2005 12 24.20462122 26 58.897-11 24 24.25         20.7 R EY040568
     K05Y36W 2C2005 12 24.20590222 26 59.124-11 24 24.23         20.8 R EY040568
     K05Y36W 2C2005 12 24.20718322 26 59.365-11 24 24.05         21.0 R EY040568
     K05Y36W  C2005 12 25.07248 22 29 42.86 -11 23 00.9                 EY040291
     K05Y36W  C2005 12 25.07627 22 29 43.47 -11 23 00.5                 EY040291
     K05Y36W HC2005 12 25.08029 22 29 44.31 -11 22 59.9                 EY040291
     K05Y36W 2C2005 12 25.20445122 30 07.735-11 22 45.82         20.3 R EY040568
     K05Y36W 2C2005 12 25.20578022 30 07.981-11 22 45.66         20.5 R EY040568
     K05Y36W 2C2005 12 25.20710922 30 08.231-11 22 45.45         20.4 R EY040568
     K05Y36W 2C2005 12 25.20843222 30 08.477-11 22 45.34         20.4 R EY040568

Observer details:
291 LPL/Spacewatch II.  Observer T. H. Bressi.  1.8-m f/2.7 reflector + CCD.
568 Mauna Kea.  Observer P. Forshay.  Measurers F. Bernardi, D. J. Tholen.
    3.6-m Canada-France-Hawaii Telescope + MegaCam.

Orbital elements:
2005 YW36
Epoch 2005 Dec. 16.0 TT = JDT 2453720.5                 MPC
M 351.52875              (2000.0)            P               Q
n   0.21661153     Peri.  208.65325     +0.79067177     -0.60867347
a   2.7458807      Node   189.69850     +0.60934635     +0.79281742
e   0.5182843      Incl.   23.06159     +0.05945740     -0.03093772
P   4.55           H   17.8           G   0.15
From 14 observations 2005 Dec. 23-25.

Ephemeris:
2005 YW36                a,e,i = 2.75, 0.52, 23                  q = 1.3227
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2005 12 26    22 32.64   -11 21.2    1.521    1.359    61.4    39.4    20.9
2006 01 05    23 04.77   -10 49.2    1.551    1.339    58.8    38.9    20.9
2006 01 15    23 37.66   -09 54.3    1.583    1.326    56.6    38.3    20.9
2006 01 25    00 11.04   -08 39.4    1.618    1.323    54.8    37.4    21.0
2006 02 04    00 44.67   -07 07.9    1.656    1.328    53.3    36.5    21.0
2006 02 14    01 18.34   -05 24.5    1.700    1.342    52.0    35.5    21.0
2006 02 24    01 51.88   -03 33.8    1.749    1.363    51.0    34.3    21.1

Timothy B. Spahr             (C) Copyright 2005 MPC           M.P.E.C. 2005-Y40

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