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Minor Planet Center

MPEC 2005-E20 : 2005 ES1

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M.P.E.C. 2005-E20                                Issued 2005 Mar. 4, 15:20 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
             Prepared using the Tamkin Foundation Computer Network

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

                                   2005 ES1

Observations:
     K05E01S  C2005 03 03.30024 10 58 23.46 +03 55 31.6          18.8 R EE020703
     K05E01S  C2005 03 03.30824 10 58 28.94 +03 55 39.6          18.8 R EE020703
     K05E01S  C2005 03 03.31634 10 58 34.56 +03 55 49.1          18.8 R EE020703
     K05E01S  C2005 03 03.32443 10 58 40.21 +03 55 58.3          18.8 R EE020703
     K05E01S* C2005 03 03.38219 10 59 20.21 +03 57 02.0          18.8 R EE020703
     K05E01S  C2005 03 03.39153 10 59 26.70 +03 57 12.2          19.0 R EE020703
     K05E01S  C2005 03 03.40082 10 59 33.17 +03 57 22.8          19.0 R EE020703
     K05E01S  C2005 03 03.41012 10 59 39.59 +03 57 31.8          19.1 R EE020703
     K05E01S  C2005 03 04.34325 11 11 01.72 +04 13 05.7          18.7 R EE020G96
     K05E01S  C2005 03 04.34969 11 11 05.27 +04 13 10.9          20.3 R EE020G96
     K05E01S  C2005 03 04.35613 11 11 08.80 +04 13 16.7          18.5 R EE020G96
     K05E01S  C2005 03 04.36253 11 11 12.33 +04 13 22.2          19.7 R EE020G96

Observer details:
703 Catalina Sky Survey.  Observer R. Hill.  Measurers E. C. Beshore,
    C. M. Casey, E. J. Christensen, G. J. Garradd, R. E. Hill, S. M. Larson,
    R. H. McNaught.  0.68-m Schmidt + CCD.
G96 Mt. Lemmon Survey.  Observer E. C. Beshore.  Measurers E. C. Beshore,
    C. M. Casey, E. J. Christensen, G. J. Garradd, R. E. Hill, S. M. Larson,
    R. H. McNaught.  1.5-m reflector + CCD.

Orbital elements:
2005 ES1
Epoch 2005 Feb. 19.0 TT = JDT 2453420.5                 MPC
M  15.48887              (2000.0)            P               Q
n   0.62292858     Peri.  315.34062     -0.50050932     -0.86568831
a   1.3578252      Node   164.68655     +0.80313247     -0.46801013
e   0.2959890      Incl.    1.86887     +0.32321612     -0.17762396
P   1.58           H   26.9           G   0.15
From 12 observations 2005 Mar. 3-4.

Ephemeris:
2005 ES1                 a,e,i = 1.36, 0.30, 2                   q = 0.9559
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2005 03 01    10 17.26   +02 58.8    0.020    1.011   171.1     8.7    19.0
2005 03 11    11 53.51   +05 09.8    0.050    1.043   172.7     6.9    21.0
2005 03 21    12 14.41   +05 28.0    0.085    1.081   173.5     6.0    22.2
2005 03 31    12 22.37   +05 15.6    0.125    1.122   169.9     9.0    23.2

Timothy B. Spahr             (C) Copyright 2005 MPC           M.P.E.C. 2005-E20

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MPEC number:

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