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  • MPEC 2003-B28 : 2003 BL1

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    M.P.E.C. 2003-B28                                Issued 2003 Jan. 27, 03:53 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
    
                                       2003 BL1
    
    Observations:
         K03B01L* C2003 01 23.23077 06 17 11.85 +65 38 32.9          19.4        704
         K03B01L  C2003 01 23.24556 06 17 12.84 +65 37 26.5          19.7        704
         K03B01L  C2003 01 23.26037 06 17 14.14 +65 36 15.9          19.9        704
         K03B01L  C2003 01 23.27517 06 17 15.37 +65 35 06.2          19.8        704
         K03B01L  C2003 01 24.90199 06 19 48.41 +63 29 52.1          18.4 R      587
         K03B01L  C2003 01 24.90501 06 19 48.51 +63 29 37.8          18.8 R      587
         K03B01L  C2003 01 24.90752 06 19 48.75 +63 29 26.7          18.7 R      587
         K03B01L  C2003 01 25.03981 06 19 59.01 +63 19 09.3          18.2 R      176
         K03B01L  C2003 01 25.04363 06 19 59.28 +63 18 51.1          18.2 R      176
         K03B01L  C2003 01 25.04978 06 19 59.77 +63 18 22.7          18.6 R      620
         K03B01L  C2003 01 25.05012 06 19 59.75 +63 18 20.0          18.1 R      176
         K03B01L  C2003 01 25.05178 06 19 59.89 +63 18 13.6          18.6 R      620
         K03B01L  C2003 01 25.05394 06 20 00.03 +63 18 01.7          18.1 R      176
         K03B01L  C2003 01 25.06286 06 20 00.79 +63 17 21.4          18.5 R      620
         K03B01L  C2003 01 25.06424 06 20 00.91 +63 17 15.0          18.7 R      620
         K03B01L  C2003 01 25.23854 06 20 19.36 +63 03 52.1                      670
         K03B01L  C2003 01 25.23889 06 20 19.36 +63 03 52.1                      670
         K03B01L  C2003 01 25.25759 06 20 20.72 +63 02 21.7                      670
         K03B01L  C2003 01 25.25794 06 20 20.72 +63 02 21.7                      670
         K03B01L  C2003 01 25.29556 06 20 23.48 +62 59 24.5                      670
         K03B01L  C2003 01 25.29591 06 20 23.48 +62 59 24.5                      670
         K03B01L  C2003 01 26.19791 06 21 45.84 +61 49 18.5          18.3 R      926
         K03B01L  C2003 01 26.19914 06 21 45.96 +61 49 13.2          18.6 R      926
         K03B01L  C2003 01 26.20038 06 21 46.08 +61 49 07.2          18.8 R      926
         K03B01L  C2003 01 26.24585 06 21 49.76 +61 45 36.4                      670
         K03B01L  C2003 01 26.28176 06 21 52.32 +61 42 45.1                      670
         K03B01L  C2003 01 26.34594 06 21 56.63 +61 37 43.0                      670
         K03B01L  C2003 01 26.39238 06 22 00.15 +61 34 02.2          18.9 R      651
         K03B01L  C2003 01 26.39400 06 22 00.17 +61 33 52.8          18.9 R      651
         K03B01L  C2003 01 26.39551 06 22 00.27 +61 33 46.0          18.9 R      651
         K03B01L  C2003 01 26.86655 06 22 45.30 +60 57 02.0          18.6 R      J95
         K03B01L  C2003 01 26.87023 06 22 45.36 +60 56 44.7          18.6 R      J95
         K03B01L  C2003 01 26.90017 06 22 47.80 +60 54 24.2          18.6 R      966
         K03B01L  C2003 01 26.90536 06 22 48.26 +60 54 00.0          18.8 R      966
    
    Observer details:
    176 Observatori Astronomic de Consell.  Observers A. Lopez, R. Pacheco.
        0.41-m reflector + CCD.
    587 Sormano.  Observers F. Manca, A. Testa, P. Sicoli.  0.5-m reflector + CCD.
    620 Observatorio Astronomico de Mallorca.  Observers S. Sanchez, J. Nomen.
        0.30-m f/9.0 Schmidt-Cassegrain + CCD.
    651 Grasslands Observatory, Tucson.  Observer J. E. McGaha.  0.62-m f/5.1
        Newtonian + CCD.
    670 Camarillo.  Observer J. E. Rogers.  0.30-m f/6.7 Helin Telescope + CCD.
    704 Lincoln Laboratory ETS, New Mexico.  Observers M. Blythe, F. Shelly,
        M. Bezpalko, R. Huber, L. Manguso, S. Adams, D. Torres, T. Brothers,
        S. Partridge.  Measurers J. Stuart, R. Sayer, J. Evans, P. Hopman.  1.0-m
        f/2.15 reflector + CCD.
    926 Tenagra II Observatory.  Observers P. R. Holvorcem, M. Schwartz.  0.81-m
        f/7 Ritchey-Chretien + CCD.
    966 Church Stretton.  Observer S. P. Laurie.  0.35-m Schmidt-Cassegrain + CCD.
    J95 Great Shefford.  Observer P. Birtwhistle.  0.30-m f/6.3 Schmidt-Cassegrain
        + CCD.
    
    Orbital elements:
    2003 BL1
    Epoch 2003 Jan. 21.0 TT = JDT 2452660.5                 MPC
    M  19.46169              (2000.0)            P               Q
    n   0.44271578     Peri.  110.40845     +0.22246162     -0.94934386
    a   1.7049804      Node   324.30942     +0.69070733     +0.31412694
    e   0.3178563      Incl.   22.35963     +0.68806556     -0.00839630
    P   2.23           H   19.3           G   0.15
    From 31 observations 2003 Jan. 23-26.
    
    Ephemeris:
    2003 BL1                 a,e,i = 1.70, 0.32, 22                  q = 1.1630
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2003 01 21    06 13.50   +68 27.0    0.343    1.227   128.3    39.0    19.0
    2003 01 31    06 28.62   +55 34.0    0.356    1.256   133.3    34.8    19.0
    2003 02 10    06 42.35   +43 08.3    0.393    1.290   133.8    33.5    19.2
    2003 02 20    06 56.26   +32 38.4    0.452    1.327   130.4    34.6    19.6
    2003 03 02    07 10.67   +24 26.9    0.531    1.367   125.1    36.4    20.1
    2003 03 12    07 25.78   +18 14.2    0.624    1.409   119.3    37.9    20.5
    2003 03 22    07 41.55   +13 29.9    0.728    1.452   113.7    38.9    21.0
    2003 04 01    07 57.87   +09 47.3    0.841    1.495   108.4    39.3    21.4
    2003 04 11    08 14.71   +06 46.0    0.960    1.539   103.4    39.3    21.7
    2003 04 21    08 31.95   +04 11.8    1.083    1.584    98.6    38.9    22.0
    
    Brian G. Marsden             (C) Copyright 2003 MPC           M.P.E.C. 2003-B28
    

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