• MPC Preparation (Info)

  • MPEC 1998-B27 : 1998 BX7

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    M.P.E.C. 1998-B27                                Issued 1998 Jan. 30, 21:28 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.
    
                 BMARSDEN@CFA.HARVARD.EDU or GWILLIAMS@CFA.HARVARD.EDU
                       URL http://cfa-www.harvard.edu/iau/mpc.html
    
                                       1998 BX7
    
    Observations:
         J98B07X* C1998 01 24.43431 09 41 02.49 +09 26 32.1          18.2 V      566
         J98B07X  C1998 01 24.44488 09 41 01.83 +09 26 41.4          18.4 V      566
         J98B07X  C1998 01 24.45464 09 41 01.21 +09 26 50.0          18.2 V      566
         J98B07X  C1998 01 25.42989 09 40 03.86 +09 41 14.0          18.0 V      566
         J98B07X  C1998 01 25.43955 09 40 03.23 +09 41 22.2          18.3 V      566
         J98B07X  C1998 01 25.44943 09 40 02.60 +09 41 31.3          18.2 V      566
         J98B07X  C1998 01 28.39272 09 37 04.10 +10 25 16.3          18.1 V      566
         J98B07X  C1998 01 28.40280 09 37 03.45 +10 25 25.5          18.3 V      566
         J98B07X  C1998 01 28.41457 09 37 02.67 +10 25 36.1          18.2 V      566
         J98B07X  C1998 01 29.39176 09 36 02.12 +10 40 11.1          18.2 V      566
         J98B07X  C1998 01 29.40140 09 36 01.50 +10 40 19.8          18.3 V      566
         J98B07X  C1998 01 29.41180 09 36 00.79 +10 40 29.2          18.1 V      566
         J98B07X  C1998 01 29.92481 09 35 28.72 +10 48 03.4          17.5 V      046
         J98B07X  C1998 01 29.92692 09 35 28.59 +10 48 05.3                      046
         J98B07X  C1998 01 29.92889 09 35 28.46 +10 48 07.1                      046
         J98B07X  C1998 01 30.13234 09 35 16.12 +10 51 10.0          18.6 V      734
         J98B07X  C1998 01 30.15194 09 35 14.79 +10 51 27.6          18.6 V      734
         J98B07X  C1998 01 30.19755 09 35 11.90 +10 52 09.9          18.7 V      734
    
    Observer details:
    046 Klet.  Observers M. Tichy, Z. Moravec.  Measurer M. Tichy.  0.57-m f/5.2
        reflector + CCD.
    566 Haleakala-NEAT/GEODSS.  Observers E. F. Helin, S. Pravdo, K. J. Lawrence,
        D. L. Rabinowitz for the NEAT team.  1.0-m f/2.2 GEODSS telescope + CCD.
    734 Farpoint Observatory.  Observer G. Hug.  0.45-m reflector + CCD.
    
    Orbital elements:
    1998 BX7
    Epoch 1998 Jan. 27.0 TT = JDT 2450840.5                 Williams
    M  26.81185              (2000.0)            P               Q
    n   0.23805759     Peri.  272.33558     +0.52702213     -0.84585693
    a   2.5783865      Node   145.45458     +0.82597286     +0.48701112
    e   0.5043639      Incl.    8.34535     +0.20004127     +0.21759188
    P   4.14           H   17.0           G   0.15
    From 18 observations 1998 Jan. 24-30.
    
    Ephemeris:
    1998 BX7                 a,e,i = 2.58, 0.50, 8                   q = 1.2779
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    1998 01 27    09 38.49   +10 04.5    0.750    1.716   162.9     9.7    18.2
    1998 02 06    09 28.09   +12 32.1    0.792    1.777   176.0     2.2    18.0
    1998 02 16    09 18.57   +14 45.3    0.858    1.839   170.3     5.2    18.4
    1998 02 26    09 11.50   +16 32.5    0.946    1.901   158.1    11.2    19.0
    1998 03 08    09 07.77   +17 49.3    1.057    1.964   146.8    16.1    19.5
    1998 03 18    09 07.52   +18 37.1    1.185    2.026   136.5    19.7    19.9
    1998 03 28    09 10.42   +18 59.9    1.328    2.088   127.2    22.4    20.3
    1998 04 07    09 16.00   +19 01.7    1.484    2.150   118.5    24.1    20.6
    1998 04 17    09 23.72   +18 46.5    1.648    2.211   110.6    25.2    21.0
    1998 04 27    09 33.09   +18 17.2    1.820    2.271   103.1    25.6    21.3
    1998 05 07    09 43.73   +17 36.3    1.997    2.330    96.0    25.5    21.5
    1998 05 17    09 55.29   +16 45.9    2.176    2.388    89.3    25.1    21.7
    1998 05 27    10 07.53   +15 47.6    2.357    2.445    82.8    24.3    21.9
    
    Gareth V. Williams           (C) Copyright 1998 MPC           M.P.E.C. 1998-B27
    

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    MPEC number:

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