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  • MPEC 1996-K13 : 1989 RS1

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    M.P.E.C. 1996-K13                                Issued 1996 May 29, 17:29 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
    
                                       1989 RS1
    
    Observations:
         J89R01S FA1982 11 06.47731 00 56 41.78 -11 59 55.3          18   V      413
         J89R01S FA1982 11 06.51898 00 56 46.34 -11 59 28.5                      413
         J89R01S F 1989 07 07.63020 20 48 08.48 +01 43 47.9 MPC 1515918   V      413
         J89R01S I 1989 07 07.67186 20 48 09.68 +01 44 09.6 MPC 15159            413
         J89R01S  C1996 05 29.64115 20 13 01.29 -05 57 33.5                      413
         J89R01S  C1996 05 29.66003 20 13 02.73 -05 57 19.3                      413
         J89R01S  C1996 05 29.66345 20 13 02.98 -05 57 16.8                      413
    
    Observer details:
    413 Siding Spring Observatory.  Observers M. Hartley, K. S. Russell,
        R. H. McNaught, G. J. Garradd.  Measurer R. H. McNaught.  1.2-m U.K.
        Schmidt, 1.0-m reflector + CCD.
    
    First and last observations above in comparison with prediction:
    Residuals in seconds of arc (or two decimals in degrees)
    821106 413 0.95- 0.23-    960529 413 0.34+ 0.04+    MPC 25226
    
    Orbital elements:
    1989 RS1
    Id. R. H. McNaught (1982 observations), G. J. Garradd (1996 observations)
    Epoch 1996 Apr. 27.0 TT = JDT 2450200.5                 Williams
    M 318.82089              (2000.0)            P               Q
    n   0.28169047     Peri.  180.82622     +0.99695806     +0.07708432
    a   2.3047365      Node   174.71128     -0.07077267     +0.95723681
    e   0.4814459      Incl.    7.17745     -0.03264740     +0.27884707
    P   3.50           H   18.0           G   0.15           U   2
    Residuals in seconds of arc
    821106 413  2.7+  0.6+    890918 413  0.6-  0.7+    891004 675  2.6+  1.0-
    821106 413  2.8-  0.3-    890920 413  1.4+  1.1-    891004 675  0.9-  0.5-
    890707 413  1.9+  0.1+    890924 474 (7.3-  0.2-)   891006 413 (4.0+  0.4-)
    890707 413 (4.4-  5.2-)   890924 474 (4.0-  2.2+)   891129 688  0.2-  0.6-
    890906 675  0.9-  0.1-    890925 801 (5.1-  0.1-)   891129 688  1.1-  0.1-
    890906 675  2.2-  1.5+    890926 413  1.1+  0.4-    891129 688  0.4-  0.6-
    890908 675  1.1-  1.4-    890930 413  0.5-  1.5+    960529 413  0.1-  0.8-
    890917 413  0.4+  0.0     890930 413  0.4+  0.3+    960529 413  0.2+  0.4-
    890918 413  0.4+  0.3+    891001 675 (2.7-  1.4-)   960529 413  0.0   0.4-
    890918 413  0.2-  0.4+    891001 675 (5.6+  5.9-)
    
    Ephemeris:
    1989 RS1                 a,e,i = 2.30, 0.48, 7                   q = 1.1951
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    1996 05 27    20 09.52   -06 29.6    0.902    1.675   121.9    30.9    20.2
    1996 06 01    20 16.08   -05 28.6    0.841    1.645   124.6    30.5    20.0
    1996 06 06    20 22.40   -04 25.7    0.783    1.614   127.3    30.0    19.8
    1996 06 11    20 28.46   -03 21.3    0.727    1.584   130.0    29.4    19.6
    1996 06 16    20 34.25   -02 16.0    0.674    1.554   132.7    28.7    19.4
    1996 06 21    20 39.77   -01 10.4    0.624    1.524   135.3    28.0    19.1
    1996 06 26    20 45.05   -00 05.2    0.576    1.495   137.9    27.1    18.9
    1996 07 01    20 50.11   +00 58.8    0.532    1.467   140.5    26.2    18.6
    1996 07 06    20 54.97   +02 00.5    0.490    1.439   143.0    25.2    18.4
    1996 07 11    20 59.66   +02 58.5    0.452    1.412   145.5    24.1    18.1
    1996 07 16    21 04.25   +03 51.3    0.416    1.386   147.8    23.0    17.9
    1996 07 21    21 08.81   +04 36.9    0.383    1.361   150.1    21.8    17.6
    1996 07 26    21 13.50   +05 13.5    0.352    1.338   152.4    20.6    17.4
    1996 07 31    21 18.47   +05 38.9    0.324    1.315   154.5    19.4    17.1
    1996 08 05    21 23.87   +05 50.7    0.299    1.294   156.6    18.2    16.9
    1996 08 10    21 29.89   +05 46.4    0.277    1.275   158.6    16.9    16.6
    1996 08 15    21 36.75   +05 23.5    0.257    1.258   160.6    15.5    16.4
    1996 08 20    21 44.71   +04 40.1    0.239    1.242   162.6    14.1    16.2
    1996 08 25    21 54.02   +03 35.2    0.224    1.229   164.6    12.6    15.9
    1996 08 30    22 04.83   +02 09.0    0.212    1.217   166.6    11.1    15.8
    1996 09 04    22 17.18   +00 23.4    0.203    1.208   168.4     9.7    15.6
    1996 09 09    22 31.00   -01 37.7    0.197    1.201   169.4     8.9    15.5
    1996 09 14    22 46.09   -03 47.6    0.194    1.197   169.3     8.9    15.4
    1996 09 19    23 02.14   -05 57.9    0.194    1.195   168.0    10.1    15.5
    1996 09 24    23 18.71   -07 59.7    0.198    1.196   165.7    11.9    15.6
    1996 09 29    23 35.28   -09 45.4    0.205    1.199   163.0    14.1    15.8
    1996 10 04    23 51.35   -11 10.0    0.215    1.205   160.2    16.4    15.9
    1996 10 09    00 06.55   -12 10.6    0.228    1.213   157.4    18.5    16.2
    1996 10 14    00 20.69   -12 46.8    0.244    1.223   154.7    20.4    16.4
    1996 10 19    00 33.72   -12 59.9    0.264    1.235   152.2    22.0    16.6
    1996 10 24    00 45.68   -12 52.6    0.286    1.250   149.9    23.5    16.9
    1996 10 29    00 56.64   -12 28.0    0.310    1.267   147.7    24.8    17.1
    1996 11 03    01 06.72   -11 49.2    0.338    1.285   145.5    25.9    17.4
    1996 11 08    01 16.06   -10 58.9    0.369    1.305   143.3    27.0    17.6
    1996 11 13    01 24.84   -09 59.3    0.402    1.327   141.2    27.9    17.9
    1996 11 18    01 33.22   -08 52.7    0.438    1.350   138.9    28.7    18.1
    1996 11 23    01 41.32   -07 40.9    0.477    1.374   136.7    29.5    18.4
    1996 11 28    01 49.21   -06 25.8    0.519    1.399   134.4    30.2    18.6
    1996 12 03    01 56.97   -05 08.4    0.564    1.426   132.0    30.9    18.9
    1996 12 08    02 04.67   -03 49.9    0.611    1.453   129.6    31.5    19.1
    1996 12 13    02 12.37   -02 31.0    0.662    1.481   127.2    32.0    19.3
    1996 12 18    02 20.12   -01 12.5    0.715    1.510   124.7    32.4    19.5
    1996 12 23    02 27.93   +00 04.9    0.772    1.539   122.1    32.8    19.8
    1996 12 28    02 35.83   +01 20.9    0.831    1.569   119.5    33.0    20.0
    1997 01 02    02 43.82   +02 35.0    0.892    1.599   117.0    33.2    20.2
    1997 01 07    02 51.90   +03 47.0    0.956    1.630   114.3    33.3    20.4
    1997 01 12    03 00.11   +04 56.6    1.023    1.661   111.7    33.4    20.5
    1997 01 17    03 08.43   +06 03.7    1.092    1.691   109.0    33.3    20.7
    1997 01 22    03 16.87   +07 08.1    1.163    1.722   106.4    33.2    20.9
    1997 01 27    03 25.41   +08 09.7    1.236    1.754   103.7    33.1    21.1
    1997 02 01    03 34.05   +09 08.4    1.311    1.785   101.1    32.8    21.2
    1997 02 06    03 42.79   +10 04.1    1.388    1.816    98.4    32.5    21.4
    1997 02 11    03 51.63   +10 56.9    1.466    1.847    95.7    32.1    21.5
    1997 02 16    04 00.56   +11 46.6    1.546    1.878    93.0    31.7    21.7
    1997 02 21    04 09.57   +12 33.3    1.626    1.909    90.4    31.2    21.8
    1997 02 26    04 18.65   +13 16.9    1.708    1.939    87.7    30.7    21.9
    1997 03 03    04 27.78   +13 57.4    1.791    1.970    85.0    30.1    22.0
    
    Gareth V. Williams           (C) Copyright 1996 MPC           M.P.E.C. 1996-K13
    

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    MPEC number:

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    • 1997-B01 (the full form)
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    • B01 (the abbreviated form)