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IAU Minor Planet Center

Minor Planet Center

MPEC 2004-T77 : 2004 TY16

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M.P.E.C. 2004-T77                                Issued 2004 Oct. 15, 22:28 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
             Prepared using the Tamkin Foundation Computer Network

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

                                   2004 TY16

Observations:
     K04T16Y* C2004 10 10.25624 01 48 09.24 +24 39 12.5          19.6   ET077704
     K04T16Y  C2004 10 10.26725 01 48 08.24 +24 39 11.8          19.7   ET077704
     K04T16Y  C2004 10 10.27827 01 48 07.40 +24 39 12.0          20.0   ET077704
     K04T16Y  C2004 10 10.28935 01 48 06.49 +24 39 11.6          20.0   ET077704
     K04T16Y  C2004 10 10.30036 01 48 05.62 +24 39 12.7          20.1   ET077704
     K04T16Y  C2004 10 12.31723 01 45 24.44 +24 37 49.3          19.3 R ET077699
     K04T16Y  C2004 10 12.32374 01 45 23.92 +24 37 46.7                 ET077699
     K04T16Y  C2004 10 12.33026 01 45 23.22 +24 37 46.9                 ET077699
     K04T16Y  C2004 10 12.33677 01 45 22.71 +24 37 46.7                 ET077699
     K04T16Y  C2004 10 14.38926 01 42 32.03 +24 35 07.9          18.8   ET077644
     K04T16Y  C2004 10 14.39045 01 42 31.92 +24 35 07.7          18.8   ET077644
     K04T16Y  C2004 10 14.41271 01 42 29.97 +24 35 05.6          18.9   ET077644
     K04T16Y  C2004 10 14.41391 01 42 29.88 +24 35 05.3          19.0   ET077644
     K04T16Y  C2004 10 14.43498 01 42 28.04 +24 35 03.6          18.9   ET077644
     K04T16Y  C2004 10 14.43623 01 42 27.93 +24 35 03.0          19.4   ET077644
     K04T16Y  C2004 10 15.25688 01 41 18.48 +24 33 40.1          19.4   ET077704
     K04T16Y  C2004 10 15.26783 01 41 17.44 +24 33 37.5          19.3   ET077704
     K04T16Y  C2004 10 15.27878 01 41 16.52 +24 33 35.8          19.8   ET077704
     K04T16Y  C2004 10 15.28973 01 41 15.58 +24 33 35.3          20.0   ET077704
     K04T16Y  C2004 10 15.30069 01 41 14.59 +24 33 34.6          20.3   ET077704

Observer details:
644 Palomar Mountain/NEAT.  Observers R. Bambery, M. Hicks, K. Lawrence,
    E. Helin, R. Thicksten.  1.2-m Schmidt + CCD.
699 Lowell Observatory-LONEOS.  Observer B. A. Skiff.  0.59-m LONEOS Schmidt
    + CCD.
704 Lincoln Laboratory ETS, New Mexico.  Observers M. Blythe, F. Shelly,
    M. Bezpalko, R. Huber, L. Manguso, D. Torres, R. Kracke, M. McCleary,
    H. Stange, A. Milner.  Measurers J. Stuart, R. Sayer, J. Evans, J. Kommers.
    1.0-m f/2.15 reflector + CCD.

Orbital elements:
2004 TY16
Epoch 2004 Oct. 2.0 TT = JDT 2453280.5                  MPC
M 284.28259              (2000.0)            P               Q
n   0.34270547     Peri.  176.67286     -0.84973159     -0.52257202
a   2.0223455      Node   331.47728     +0.48027263     -0.71262788
e   0.4282016      Incl.    8.40769     +0.21747282     -0.46805980
P   2.88           H   16.5           G   0.15
From 20 observations 2004 Oct. 10-15.

Ephemeris:
2004 TY16                a,e,i = 2.02, 0.43, 8                   q = 1.1564
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2004 10 12    01 45.84   +24 38.1    1.155    2.123   160.8     8.9    19.0
2004 10 22    01 31.30   +24 14.6    1.093    2.073   166.3     6.5    18.8
2004 11 01    01 16.01   +23 23.9    1.057    2.022   161.2     9.1    18.8
2004 11 11    01 02.08   +22 13.6    1.046    1.969   150.6    14.3    18.9
2004 11 21    00 51.39   +20 56.9    1.057    1.916   139.0    19.8    19.0
2004 12 01    00 45.09   +19 47.9    1.086    1.861   127.8    24.7    19.2
2004 12 11    00 43.51   +18 56.2    1.125    1.805   117.5    28.9    19.3
2004 12 21    00 46.53   +18 27.4    1.172    1.749   108.1    32.3    19.4
2004 12 31    00 53.76   +18 22.4    1.220    1.692    99.8    34.9    19.5
2005 01 10    01 04.74   +18 39.8    1.267    1.634    92.3    37.0    19.6
2005 01 20    01 19.13   +19 16.8    1.310    1.577    85.6    38.5    19.6
2005 01 30    01 36.62   +20 09.6    1.347    1.521    79.8    39.6    19.6
2005 02 09    01 57.03   +21 13.6    1.377    1.465    74.6    40.5    19.6
2005 02 19    02 20.30   +22 24.4    1.400    1.411    70.0    41.2    19.6
2005 03 01    02 46.35   +23 36.2    1.417    1.360    66.1    41.7    19.6
2005 03 11    03 15.17   +24 43.1    1.427    1.312    62.7    42.3    19.5

Timothy B. Spahr             (C) Copyright 2004 MPC           M.P.E.C. 2004-T77

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