• Processing (Info)

  • MPEC 1998-K31 : 1998 KJ9

    The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.

    A form allowing access to any MPEC is at the bottom of this page.


    Read MPEC 1998-K30 Read MPEC 1998-K32


    M.P.E.C. 1998-K31                                Issued 1998 May 29, 16:46 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 KJ9
    
    Observations:
         J98K09J* C1998 05 27.27405 16 55 01.18 +22 16 07.1          17.6        704
         J98K09J  C1998 05 27.29402 16 54 57.54 +22 18 27.0          18.5        704
         J98K09J  C1998 05 27.31365 16 54 53.96 +22 20 46.0          17.9        704
         J98K09J  C1998 05 27.33333 16 54 50.40 +22 23 02.5          18.2        704
         J98K09J  C1998 05 27.35298 16 54 46.77 +22 25 21.2          17.9        704
         J98K09J  C1998 05 28.05832 16 52 44.24 +23 51 14.9          17.2 V      046
         J98K09J  C1998 05 28.05906 16 52 44.09 +23 51 20.6                      046
         J98K09J  C1998 05 28.05990 16 52 43.93 +23 51 26.7                      046
         J98K09J  C1998 05 28.06885 16 52 42.15 +23 52 35.1                      046
         J98K09J  C1998 05 28.06953 16 52 42.02 +23 52 40.2                      046
         J98K09J  C1998 05 28.07021 16 52 41.88 +23 52 45.3                      046
         J98K09J  C1998 05 28.07139 16 52 41.67 +23 52 54.5          16.8 V      046
         J98K09J  C1998 05 28.07253 16 52 41.37 +23 53 03.6                      046
         J98K09J  C1998 05 28.29981 16 52 00.85 +24 22 34.5          17.5        704
         J98K09J  C1998 05 28.31972 16 51 56.55 +24 25 11.3          19.0        704
         J98K09J  C1998 05 28.33964 16 51 52.30 +24 27 47.4          18.3        704
         J98K09J  C1998 05 28.35961 16 51 48.13 +24 30 23.4          17.9        704
         J98K09J  C1998 05 28.37951 16 51 43.78 +24 33 02.3          18.9        704
         J98K09J  C1998 05 28.49988 16 51 23.81 +24 49 52.3          17.3 R      422
         J98K09J  C1998 05 28.50123 16 51 23.50 +24 50 02.8          17.4 R      422
         J98K09J  C1998 05 28.50260 16 51 23.22 +24 50 14.3          17.8 R      422
         J98K09J  C1998 05 28.51294 16 51 21.02 +24 51 38.2          17.3 R      422
         J98K09J IC1998 05 28.51417 16 51 20.68 +24 51 47.6          17.7 R      422
         J98K09J  C1998 05 28.86925 16 50 08.51 +25 39 05.8                      557
         J98K09J  C1998 05 28.87019 16 50 08.30 +25 39 13.8                      557
         J98K09J  C1998 05 28.87112 16 50 08.11 +25 39 21.3          17.4 V      557
         J98K09J  C1998 05 28.87396 16 50 08.30 +25 39 53.4          17.0 R      620
         J98K09J  C1998 05 28.87882 16 50 07.18 +25 40 34.2          17.1 R      620
         J98K09J  C1998 05 28.88287 16 50 06.25 +25 41 08.2                      620
         J98K09J  C1998 05 28.88808 16 50 05.06 +25 41 51.8                      620
         J98K09J  C1998 05 28.89294 16 50 03.94 +25 42 32.6                      620
         J98K09J  C1998 05 28.92822 16 49 55.25 +25 47 24.3                      046
         J98K09J  C1998 05 28.92899 16 49 55.07 +25 47 31.0          17.3 V      046
         J98K09J  C1998 05 28.92979 16 49 54.87 +25 47 37.8                      046
         J98K09J  C1998 05 28.93043 16 49 54.79 +25 47 43.1                      046
         J98K09J  C1998 05 29.31358 16 48 29.92 +26 43 04.0                      711
         J98K09J IC1998 05 29.31721 16 48 28.93 +26 43 38.5                      711
         J98K09J  C1998 05 29.32038 16 48 28.22 +26 44 03.9                      711
         J98K09J  C1998 05 29.51572 16 47 45.48 +27 13 59.0          16.6 R      422
         J98K09J  C1998 05 29.51694 16 47 45.11 +27 14 10.4          16.8 R      422
         J98K09J  C1998 05 29.51818 16 47 44.86 +27 14 21.6          16.8 R      422
         J98K09J  C1998 05 29.52308 16 47 43.58 +27 15 06.3          16.6 R      422
    
    Observer details:
    046 Klet.  Observers M. Tichy, Z. Moravec.  Measurer M. Tichy.  0.57-m f/5.2
        reflector + CCD.
    422 Loomberah.  Observer G. J. Garradd.  0.25-m f/4.1 reflector + CCD.
    557 Ondrejov.  Observer P. Pravec.  0.65-m f/3.6 reflector + CCD.
    620 Observatorio Astronomico de Mallorca.  Observers A. Lopez, R. Pacheco.
        0.30-m f/3.3 Schmidt-Cassegrain + CCD.
    704 Lincoln Laboratory ETS, New Mexico.  Observers M. Blythe, F. Shelly,
        M. Bezpalko.  Measurers J. Stuart, H. Viggh.  1.0-m f/2.15 reflector + CCD.
    711 McDonald Observatory.  Observer J. G. Ries.  Measurers J. G. Ries,
        P. J. Shelus.  0.76-m reflector + CCD.
    
    Orbital elements:
    1998 KJ9                                                             PHA 0.009
    Epoch 1998 May 27.0 TT = JDT 2450960.5                  Williams
    M 323.62305              (2000.0)            P               Q
    n   0.56839543     Peri.  259.71055     +0.98217240     +0.02076717
    a   1.4433412      Node    98.91700     +0.04951666     +0.93019751
    e   0.6381325      Incl.   10.90128     -0.18134353     +0.36647143
    P   1.73           H   19.5           G   0.15
    From 42 observations 1998 May 27-29.
    
    Ephemeris:
    1998 KJ9                 a,e,i = 1.44, 0.64, 11                  q = 0.5223
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    1998 05 27    16 55.73   +21 44.8    0.171    1.142   135.9    38.1    17.5
    1998 05 28    16 52.94   +23 44.2    0.161    1.132   134.1    40.0    17.4
    1998 05 29    16 49.65   +25 57.8    0.151    1.121   132.0    42.2    17.3
    1998 05 30    16 45.75   +28 28.1    0.142    1.109   129.6    44.7    17.2
    1998 05 31    16 41.06   +31 17.8    0.133    1.098   126.8    47.7    17.1
    1998 06 01    16 35.32   +34 30.0    0.124    1.087   123.5    51.1    17.0
    1998 06 02    16 28.17   +38 07.9    0.115    1.076   119.7    55.0    17.0
    1998 06 03    16 19.03   +42 14.7    0.108    1.065   115.2    59.5    16.9
    1998 06 04    16 07.01   +46 52.3    0.101    1.053   110.1    64.7    16.9
    1998 06 05    15 50.59   +52 00.2    0.095    1.042   104.3    70.6    17.0
    1998 06 06    15 27.12   +57 32.2    0.090    1.031    97.7    77.3    17.0
    1998 06 07    14 51.80   +63 11.5    0.086    1.019    90.5    84.7    17.2
    1998 06 08    13 56.37   +68 21.2    0.084    1.008    82.7    92.6    17.4
    1998 06 09    12 31.9    +71 52.1    0.083    0.996    74.5   100.9    17.8
    1998 06 10    10 47.8    +72 21.8    0.084    0.985    66.3   109.2    18.2
    1998 06 11    09 18.14   +69 45.2    0.086    0.973    58.4   117.3    18.8
    1998 06 12    08 18.05   +65 24.0    0.090    0.961    50.9   124.9    19.4
    1998 06 13    07 39.84   +60 31.5    0.095    0.950    44.1   131.9    20.2
    1998 06 14    07 14.68   +55 45.1    0.101    0.938    37.9   138.3    21.0
    1998 06 15    06 57.21   +51 20.4    0.108    0.926    32.4   144.0    21.9
    1998 06 16    06 44.50   +47 22.3    0.116    0.914    27.6   149.0    22.9
    
    Gareth V. Williams           (C) Copyright 1998 MPC           M.P.E.C. 1998-K31
    

    Read MPEC 1998-K30 Read MPEC 1998-K32


    MPEC number:

    Enter an MPEC number in one of the following forms:

    • 1997-B01 (the full form)
    • J97B01 (the packed version of the full form)
    • B01 (the abbreviated form)