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  • MPEC 1999-R24 : 1999 RP28

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    M.P.E.C. 1999-R24                                Issued 1999 Sept. 10, 16:20 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 RP28
    
    Observations:
         J99R28P* C1999 09 07.33067 23 43 40.62 +09 33 05.9          19.1 R      703
         J99R28P  C1999 09 07.34199 23 43 41.85 +09 32 22.9          19.4 R      703
         J99R28P  C1999 09 07.35339 23 43 42.89 +09 31 38.8          19.2 R      703
         J99R28P  C1999 09 07.36478 23 43 44.14 +09 30 55.0          19.5 R      703
         J99R28P  C1999 09 08.01677 23 45 03.68 +08 48 52.5                      557
         J99R28P  C1999 09 08.01829 23 45 03.88 +08 48 46.4                      557
         J99R28P  C1999 09 08.02287 23 45 04.38 +08 48 28.9          19.5 V      557
         J99R28P FC1999 09 08.85076 23 46 45.40 +07 55 33.1                      557
         J99R28P FC1999 09 08.85240 23 46 45.48 +07 55 26.9                      557
         J99R28P FC1999 09 08.85566 23 46 45.85 +07 55 14.0                      557
         J99R28P FC1999 09 08.85892 23 46 46.20 +07 55 02.2          19.5 V      557
         J99R28P  C1999 09 08.90741 23 46 51.26 +07 51 58.3          18.4 R      046
         J99R28P  C1999 09 08.91139 23 46 51.64 +07 51 42.7                      046
         J99R28P  C1999 09 08.91264 23 46 51.80 +07 51 37.9                      046
         J99R28P  C1999 09 08.91407 23 46 51.86 +07 51 32.3                      046
         J99R28P  C1999 09 08.91557 23 46 52.06 +07 51 27.0          18.6 R      046
         J99R28P  C1999 09 09.93422 23 48 48.98 +06 46 43.2          18.4 R      046
         J99R28P  C1999 09 09.93650 23 48 49.14 +06 46 34.3                      046
         J99R28P  C1999 09 09.93936 23 48 49.41 +06 46 23.0                      046
         J99R28P  C1999 09 10.01399 23 48 56.71 +06 41 40.6                      557
         J99R28P  C1999 09 10.01561 23 48 56.86 +06 41 33.7                      557
         J99R28P  C1999 09 10.01726 23 48 57.04 +06 41 27.8                      557
         J99R28P  C1999 09 10.01889 23 48 57.16 +06 41 21.6                      557
    
    Observer details:
    046 Klet.  Observers M. Tichy, Z. Moravec.  0.57-m f/5.2 reflector + CCD.
    557 Ondrejov.  Observers P. Pravec, L. Sarounova, P. Kusnirak.  0.65-m f/3.6
        reflector + CCD.
    703 Catalina Sky Survey.  Observer T. B. Spahr.  0.41-m f/3 Schmidt + CCD.
    
    Orbital elements:
    1999 RP28
    Epoch 1999 Aug. 30.0 TT = JDT 2451420.5                 Williams
    M  11.70597              (2000.0)            P               Q
    n   0.54792027     Peri.  144.80675     +0.75620453     +0.65413645
    a   1.4790782      Node   174.25796     -0.63121939     +0.73576295
    e   0.2415623      Incl.    9.27843     -0.17238560     +0.17538068
    P   1.80           H   22.5           G   0.15
    From 23 observations 1999 Sept. 7-10.
    
    Ephemeris:
    1999 RP28                a,e,i = 1.48, 0.24, 9                   q = 1.1218
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    1999 09 09    23 47.01   +07 46.8    0.147    1.149   163.5    14.4    19.4
    1999 09 14    23 55.96   +02 36.0    0.154    1.158   170.2     8.5    19.3
    1999 09 19    00 03.48   -02 08.2    0.164    1.168   175.1     4.2    19.3
    1999 09 24    00 09.80   -06 14.4    0.177    1.179   173.3     5.7    19.6
    1999 09 29    00 15.14   -09 37.5    0.193    1.191   168.2     9.9    20.0
    1999 10 04    00 19.73   -12 17.6    0.211    1.204   163.0    14.1    20.3
    1999 10 09    00 23.82   -14 17.0    0.233    1.218   158.2    17.8    20.7
    1999 10 14    00 27.68   -15 39.8    0.256    1.233   153.7    21.0    21.0
    1999 10 19    00 31.52   -16 31.0    0.282    1.248   149.6    23.8    21.4
    1999 10 24    00 35.48   -16 55.4    0.310    1.263   145.8    26.3    21.7
    1999 10 29    00 39.63   -16 57.7    0.340    1.280   142.3    28.4    21.9
    
    Gareth V. Williams           (C) Copyright 1999 MPC           M.P.E.C. 1999-R24
    

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