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    • MPEC 2001-C17 : 2001 CA21

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    Read MPEC 2001-C16 Read MPEC 2001-C18 

    M.P.E.C. 2001-C17                                Issued 2001 Feb.  9, 18:21 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 CA21

Observations:
     K01C21A* C2001 02 02.45718 13 53 40.96 +12 23 42.3          18.8        704
     K01C21A  C2001 02 02.47245 13 53 52.02 +12 23 28.0          18.9        704
     K01C21A  C2001 02 02.48727 13 54 02.82 +12 23 13.4          18.9        704
     K01C21A  C2001 02 02.50211 13 54 13.59 +12 22 57.4          18.7        704
     K01C21A  C2001 02 02.51694 13 54 24.46 +12 22 42.4          18.8        704
     K01C21A  C2001 02 03.45759 14 06 35.61 +12 05 19.4          18.4        704
     K01C21A  C2001 02 03.47246 14 06 47.55 +12 05 01.9          18.8        704
     K01C21A  C2001 02 03.50253 14 07 11.62 +12 04 24.2          18.4        704
     K01C21A  C2001 02 03.51751 14 07 23.65 +12 04 05.3          19.2        704
     K01C21A 4C2001 02 04.37013 14 19 30.85 +11 44 37.3                      673
     K01C21A 4C2001 02 04.37249 14 19 32.84 +11 44 34.3                      673
     K01C21A 4C2001 02 04.37524 14 19 35.39 +11 44 31.2                      673
     K01C21A 4C2001 02 04.37822 14 19 38.12 +11 44 28.0                      673

Observer details:
673 Table Mountain Observatory, Wrightwood.  Observers M. Hicks,
    D. Esqueda, A. Esqueda, T. Ha.  Measurer M. Hicks.  0.6-m 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.

Orbital elements:
2001 CA21
Epoch 2001 Jan. 31.0 TT = JDT 2451940.5                 Spahr
M 343.17872              (2000.0)            P               Q
n   0.32085614     Peri.  212.75474     -0.09668822     +0.99270565
a   2.1131443      Node    51.79975     -0.89232604     -0.05440199
e   0.8289717      Incl.    5.25828     -0.44091454     -0.10759144
P   3.07           H   18.6           G   0.15
From 13 observations 2001 Feb. 2-4.

Ephemeris:
2001 CA21                a,e,i = 2.11, 0.83, 5                   q = 0.3614
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2001 01 31    13 26.72   +12 55.4    0.300    1.143   114.5    51.7    18.2
2001 02 10    16 05.51   +07 39.5    0.191    0.987    84.5    84.4    17.9
2001 02 20    19 33.64   -04 07.5    0.239    0.821    40.2   129.0    20.7
2001 03 02    21 11.02   -08 56.8    0.404    0.648    24.9   139.8    22.5

Timothy B. Spahr             (C) Copyright 2001 MPC           M.P.E.C. 2001-C17

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