• MPC Preparation (Info)

  • MPEC 1999-M13 : 1999 LD30

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    M.P.E.C. 1999-M13                                Issued 1999 June 20, 16:12 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  ISSN 1523-6714
    
                                       1999 LD30
    
    Observations:
         J99L30D* C1999 06 15.35754 19 40 59.65 -21 50 02.9          18.1        704
         J99L30D  C1999 06 15.36955 19 41 03.82 -21 50 32.5          18.2        704
         J99L30D  C1999 06 15.38182 19 41 08.04 -21 51 02.6          18.6        704
         J99L30D  C1999 06 15.39401 19 41 12.24 -21 51 32.1          18.6        704
         J99L30D  C1999 06 15.40609 19 41 16.39 -21 52 01.2          18.2        704
         J99L30D  C1999 06 17.27268 19 52 54.23 -23 08 14.5          17.8        696
         J99L30D  C1999 06 17.28393 19 52 58.28 -23 08 41.7                      696
         J99L30D  C1999 06 17.32606 19 53 13.63 -23 10 27.9                      696
         J99L30D  C1999 06 17.34234 19 53 19.66 -23 11 09.8                      696
         J99L30D  C1999 06 17.62337 19 55 07.44 -23 22 00.3          19.2 R      422
         J99L30D  C1999 06 17.62395 19 55 07.73 -23 22 01.8          19.3 R      422
         J99L30D  C1999 06 17.62449 19 55 07.84 -23 22 02.8          18.9 R      422
         J99L30D  C1999 06 17.62565 19 55 08.30 -23 22 06.2          19.1 R      422
         J99L30D  C1999 06 18.38170 20 00 02.05 -23 54 07.9                      684
         J99L30D  C1999 06 18.38367 20 00 02.76 -23 54 12.8          17.7 R      684
         J99L30D  C1999 06 18.38601 20 00 03.66 -23 54 18.8          17.5 R      684
         J99L30D IC1999 06 18.44872 20 00 27.13 -23 56 53.8                      684
         J99L30D  C1999 06 18.45103 20 00 28.02 -23 56 58.9                      684
         J99L30D  C1999 06 18.62223 20 01 37.17 -24 03 20.3          18.7 R      428
         J99L30D  C1999 06 18.62549 20 01 38.54 -24 03 30.1          18.8 R      428
         J99L30D  C1999 06 18.65119 20 01 48.93 -24 04 28.9                      426
         J99L30D  C1999 06 18.65331 20 01 49.71 -24 04 34.5                      426
         J99L30D  C1999 06 18.65610 20 01 50.80 -24 04 41.7                      426
         J99L30D  C1999 06 19.36977 20 06 34.89 -24 35 01.0                      684
         J99L30D  C1999 06 19.37183 20 06 35.65 -24 35 06.9                      684
         J99L30D  C1999 06 19.59972 20 08 08.33 -24 43 43.9          18.7 R      422
         J99L30D  C1999 06 19.60080 20 08 08.71 -24 43 46.5          18.7 R      422
         J99L30D  C1999 06 19.60150 20 08 09.00 -24 43 48.5          18.8 R      422
         J99L30D  C1999 06 20.01838 20 10 57.39 -25 01 55.7          16.9 R      046
         J99L30D  C1999 06 20.02115 20 10 58.70 -25 02 01.9                      046
         J99L30D  C1999 06 20.02262 20 10 58.96 -25 02 04.6                      046
         J99L30D  C1999 06 20.02420 20 10 59.74 -25 02 09.0                      046
         J99L30D  C1999 06 20.02501 20 11 00.00 -25 02 11.6                      046
    
    Observer details:
    046 Klet.  Observers J. Ticha, M. Tichy.  Measurer M. Tichy.  0.57-m f/5.2
        reflector + CCD.
    422 Loomberah.  Observer G. J. Garradd.  0.45-m f/5.4 reflector + CCD.
    426 Woomera.  Observer F. B. Zoltowski.  0.30-m f/3.3 Schmidt-Cassegrain + CCD.
    428 Reedy Creek.  Observer J. Broughton.  0.25-m f/6.3 Schmidt-Cassegrain
        + CCD.
    684 Prescott.  Observer P. G. Comba.  0.46-m f/4.5 reflector + CCD.
    696 Whipple Observatory, Mt. Hopkins.  Observer O. Naranjo.  1.2-m reflector
        + CCD.
    704 Lincoln Laboratory ETS, New Mexico.  Observers M. Blythe, F. Shelly,
        M. Bezpalko, M. Elowitz.  Measurers J. Stuart, H. Viggh, R. Sayer.  1.0-m
        f/2.15 reflector + CCD.
    
    Orbital elements:
    1999 LD30
    Epoch 1999 June 11.0 TT = JDT 2451340.5                 Williams
    M 354.64793              (2000.0)            P               Q
    n   0.19643647     Peri.  203.12249     +0.35529741     +0.92235523
    a   2.9308120      Node    87.96834     -0.83215546     +0.38604473
    e   0.6071400      Incl.    8.73322     -0.42577111     +0.01517527
    P   5.02           H   20.6           G   0.15
    From 33 observations 1999 June 15-20.
    
    Ephemeris:
    1999 LD30                a,e,i = 2.93, 0.61, 9                   q = 1.1514
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    1999 06 11    19 16.28   -19 00.0    0.206    1.200   151.5    23.8    18.7
    1999 06 16    19 44.90   -22 15.5    0.190    1.184   150.3    25.2    18.5
    1999 06 21    20 17.68   -25 41.5    0.178    1.171   147.9    27.4    18.4
    1999 06 26    20 53.84   -28 57.6    0.173    1.161   144.6    30.4    18.4
    1999 07 01    21 31.53   -31 42.9    0.172    1.155   140.8    33.8    18.5
    1999 07 06    22 08.27   -33 44.5    0.176    1.152   137.2    36.8    18.6
    1999 07 11    22 41.69   -35 01.7    0.183    1.152   134.3    39.2    18.8
    1999 07 16    23 10.30   -35 42.5    0.194    1.155   132.2    40.7    18.9
    1999 07 21    23 33.60   -35 57.5    0.206    1.162   131.1    41.2    19.1
    1999 07 26    23 51.78   -35 56.1    0.221    1.172   130.9    40.9    19.3
    1999 07 31    00 05.36   -35 45.3    0.237    1.186   131.6    39.8    19.4
    1999 08 05    00 14.93   -35 28.9    0.254    1.202   132.9    38.2    19.6
    1999 08 10    00 21.04   -35 08.6    0.272    1.221   134.8    36.1    19.7
    1999 08 15    00 24.26   -34 44.4    0.291    1.242   137.1    33.7    19.8
    1999 08 20    00 25.14   -34 15.2    0.312    1.266   139.8    31.1    19.9
    1999 08 25    00 24.19   -33 40.3    0.334    1.292   142.5    28.4    20.0
    1999 08 30    00 21.88   -32 59.0    0.358    1.320   145.3    25.8    20.2
    1999 09 04    00 18.61   -32 10.8    0.384    1.350   147.8    23.5    20.3
    1999 09 09    00 14.79   -31 15.4    0.413    1.381   149.9    21.5    20.4
    1999 09 14    00 10.79   -30 12.9    0.445    1.413   151.4    19.9    20.6
    1999 09 19    00 06.94   -29 03.9    0.480    1.447   152.1    18.9    20.8
    1999 09 24    00 03.48   -27 49.5    0.519    1.481   152.0    18.6    21.0
    1999 09 29    00 00.58   -26 31.1    0.561    1.517   151.0    18.7    21.2
    1999 10 04    23 58.33   -25 09.7    0.606    1.553   149.2    19.3    21.4
    1999 10 09    23 56.79   -23 46.5    0.656    1.589   146.9    20.1    21.7
    1999 10 14    23 56.00   -22 22.2    0.710    1.627   144.1    21.1    21.9
    1999 10 19    23 55.96   -20 57.6    0.767    1.664   141.1    22.1    22.2
    
    Gareth V. Williams           (C) Copyright 1999 MPC           M.P.E.C. 1999-M13
    

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