• Processing (Info)

    • MPEC 2001-Q57 : 2001 QO142

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    M.P.E.C. 2001-Q57                                Issued 2001 Aug. 27, 19:58 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 QO142

Observations:
     K01QE2O* C2001 08 25.27378 22 30 43.56 +04 32 21.1          19.3        704
     K01QE2O  C2001 08 25.28675 22 30 41.85 +04 32 19.8          19.8        704
     K01QE2O  C2001 08 25.29976 22 30 40.15 +04 32 18.7          20.2        704
     K01QE2O 1C2001 08 26.40709 22 28 18.15 +04 29 40.1                      658
     K01QE2O 1C2001 08 26.41400 22 28 17.30 +04 29 40.1                      658
     K01QE2O 1C2001 08 26.41690 22 28 16.82 +04 29 39.3                      658
     K01QE2O  C2001 08 26.94811 22 27 07.15 +04 28 13.9          18.4 R      046
     K01QE2O  C2001 08 26.95580 22 27 06.13 +04 28 12.9          18.3 R      046
     K01QE2O  C2001 08 26.96168 22 27 05.34 +04 28 13.7                      557
     K01QE2O  C2001 08 26.98231 22 27 02.42 +04 28 09.9                      557
     K01QE2O  C2001 08 26.99530 22 27 00.71 +04 28 07.3                      557
     K01QE2O  C2001 08 27.22556 22 26 30.30 +04 27 31.4          20.8 R      711
     K01QE2O  C2001 08 27.23355 22 26 29.29 +04 27 30.4          18.9 R      711
     K01QE2O  C2001 08 27.24144 22 26 28.14 +04 27 28.3          19.6 R      711

Observer details:
046 Klet.  Observers J. Ticha, M. Tichy, P. Jelinek.  0.57-m f/5.2
    reflector + CCD.
557 Ondrejov.  Observer P. Kusnirak.  0.65-m f/3.6 reflector + CCD.
658 National Research Council of Canada.  Observer D. D. Balam.  1.82-m
    Plaskett reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico.  Observers M. Blythe, F. Shelly,
    M. Bezpalko, R. Huber, L. Manguso, S. Adams.  Measurers J. Stuart,
    R. Sayer, J. B. Evans, H. Viggh.  1.0-m f/2.15 reflector + CCD.
711 McDonald Observatory.  Observer P. J. Shelus, 0.76-m reflector + CCD.

Orbital elements:
2001 QO142
Epoch 2001 Aug. 19.0 TT = JDT 2452140.5                 Spahr
M 330.28202              (2000.0)            P               Q
n   0.26976940     Peri.  194.95190     -0.24120649     -0.96480059
a   2.3721433      Node   269.08974     +0.90080178     -0.18240962
e   0.7873295      Incl.    6.01537     +0.36107558     -0.18943748
P   3.65           H   18.3           G   0.15
From 14 observations 2001 Aug. 25-27.

Ephemeris:
2001 QO142               a,e,i = 2.37, 0.79, 6                   q = 0.5045
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2001 08 19    22 42.43   +04 38.8    0.840    1.820   158.7    11.7    19.9
2001 08 29    22 22.42   +04 21.9    0.711    1.709   166.1     8.2    19.3
2001 09 08    21 55.08   +03 24.7    0.608    1.592   160.0    12.5    19.0
2001 09 18    21 21.32   +01 41.7    0.531    1.470   144.6    23.3    18.9
2001 09 28    20 44.11   -00 40.0    0.479    1.343   126.5    36.9    18.8
2001 10 08    20 06.80   -03 22.1    0.446    1.211   107.6    51.8    18.9
2001 10 18    19 30.73   -06 09.1    0.422    1.074    88.8    68.1    19.0
2001 10 28    18 53.26   -08 58.3    0.399    0.933    69.6    86.8    19.2

Timothy B. Spahr             (C) Copyright 2001 MPC           M.P.E.C. 2001-Q57

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