• Preparing MPCs (Info)

  • MPEC 1999-O15 : 1999 NC43

    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 1999-O14 Read MPEC 1999-O16


    M.P.E.C. 1999-O15                                Issued 1999 July 19, 14:52 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 NC43
    
    Observations:
         J99N43C* C1999 07 14.29358 19 43 23.64 -26 02 54.6          18.0        704
         J99N43C  C1999 07 14.31873 19 43 20.74 -26 02 57.7          18.8        704
         J99N43C  C1999 07 14.33137 19 43 19.17 -26 03 00.4          18.3        704
         J99N43C  C1999 07 14.34404 19 43 17.75 -26 03 01.1          18.3        704
         J99N43C  C1999 07 16.23292 19 39 41.22 -26 06 36.7          17.7        704
         J99N43C  C1999 07 16.24568 19 39 39.71 -26 06 37.6          17.8        704
         J99N43C  C1999 07 16.25846 19 39 38.16 -26 06 39.6          17.5        704
         J99N43C  C1999 07 16.27128 19 39 36.62 -26 06 40.4          18.2        704
         J99N43C  C1999 07 16.28405 19 39 35.11 -26 06 41.7          18.0        704
         J99N43C  C1999 07 17.53380 19 37 09.26 -26 08 38.9          17.3 R      426
         J99N43C  C1999 07 17.53875 19 37 08.62 -26 08 39.3          17.5 R      426
         J99N43C  C1999 07 17.54528 19 37 07.87 -26 08 40.1          17.2 R      426
         J99N43C  C1999 07 17.55977 19 37 05.95 -26 08 41.8          19.0 R      428
         J99N43C  C1999 07 17.56432 19 37 05.42 -26 08 42.0          19.0 R      428
         J99N43C  C1999 07 17.97318 19 36 17.14 -26 09 28.5          17.3 R      046
         J99N43C  C1999 07 17.97551 19 36 16.86 -26 09 29.1                      046
         J99N43C  C1999 07 17.97709 19 36 16.66 -26 09 29.0                      046
         J99N43C  C1999 07 17.97819 19 36 16.55 -26 09 29.4                      046
         J99N43C  C1999 07 18.04738 19 36 08.69 -26 09 28.0          19.1 V      859
         J99N43C  C1999 07 18.05447 19 36 07.86 -26 09 26.1          17.4 R      844
         J99N43C  C1999 07 18.05560 19 36 07.71 -26 09 28.7          19.0 V      859
         J99N43C  C1999 07 18.06199 19 36 06.99 -26 09 26.9          17.3 R      844
         J99N43C  C1999 07 18.06488 19 36 06.60 -26 09 27.2          17.3 R      844
         J99N43C  C1999 07 18.06759 19 36 06.22 -26 09 30.0          18.8 V      859
         J99N43C  C1999 07 18.08483 19 36 04.16 -26 09 29.1          16.8 R      844
         J99N43C  C1999 07 18.91822 19 34 25.32 -26 10 49.1          18.8 V      104
         J99N43C  C1999 07 18.92274 19 34 24.78 -26 10 49.2                      104
         J99N43C  C1999 07 18.92662 19 34 24.25 -26 10 49.2                      104
         J99N43C  C1999 07 18.98404 19 34 17.30 -26 10 55.2          17.9 R      046
         J99N43C  C1999 07 18.98694 19 34 16.89 -26 10 55.3                      046
         J99N43C  C1999 07 18.98837 19 34 16.74 -26 10 55.8                      046
         J99N43C  C1999 07 19.03417 19 34 11.61 -26 10 51.5          19.7 V      859
         J99N43C  C1999 07 19.04130 19 34 10.77 -26 10 52.5          19.6 V      859
         J99N43C  C1999 07 19.06576 19 34 07.74 -26 10 55.0          19.4 V      859
    
    Observer details:
    046 Klet.  Observer Z. Moravec.  0.57-m f/5.2 reflector + CCD.
    104 San Marcello Pistoiese.  Observers L. Tesi, A. Boattini, M. Tombelli.
        Measurers A. Boattini, G. Forti, L. Tesi, M. Tombelli.  0.40-m f/5
        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.
    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.
    844 Los Molinos.  Observer R. Salvo.  0.35-m f/6.4 reflector + CCD.
    859 Serra da Piedade.  Observers C. Jacques, J. Amancio.  0.3-m f/3.3
        Schmidt-Cassegrain + CCD.
    
    Orbital elements:
    1999 NC43                                                            PHA 0.028
    Epoch 1999 July 1.0 TT = JDT 2451360.5                  Williams
    M 275.81731              (2000.0)            P               Q
    n   0.42254303     Peri.  120.21940     +0.29923308     -0.94975844
    a   1.7588228      Node   312.07345     +0.82745448     +0.30617395
    e   0.5792079      Incl.    7.10035     +0.47516171     +0.06493397
    P   2.33           H   16.5           G   0.15
    From 34 observations 1999 July 14-19.
    
    Ephemeris:
    1999 NC43                a,e,i = 1.76, 0.58, 7                   q = 0.7401
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    1999 07 11    19 49.47   -25 55.4    1.111    2.123   172.2     3.7    18.7
    1999 07 21    19 30.26   -26 13.2    1.053    2.063   171.2     4.3    18.6
    1999 07 31    19 10.12   -26 13.9    1.023    2.001   158.0    10.9    18.7
    1999 08 10    18 51.56   -25 56.0    1.018    1.935   144.5    17.7    18.9
    1999 08 20    18 36.78   -25 23.4    1.033    1.866   131.7    23.9    19.0
    1999 08 30    18 27.06   -24 42.5    1.063    1.794   119.9    29.2    19.2
    1999 09 09    18 22.69   -23 58.9    1.100    1.719   109.3    33.6    19.3
    1999 09 19    18 23.47   -23 15.0    1.138    1.641    99.8    37.1    19.4
    1999 09 29    18 28.88   -22 31.0    1.173    1.559    91.2    40.0    19.4
    1999 10 09    18 38.36   -21 44.8    1.201    1.475    83.6    42.3    19.4
    1999 10 19    18 51.47   -20 53.5    1.218    1.387    76.9    44.4    19.3
    1999 10 29    19 07.79   -19 53.4    1.222    1.297    70.8    46.3    19.3
    1999 11 08    19 27.03   -18 40.6    1.212    1.206    65.5    48.4    19.1
    1999 11 18    19 49.01   -17 10.8    1.185    1.114    60.9    50.8    19.0
    
    Gareth V. Williams           (C) Copyright 1999 MPC           M.P.E.C. 1999-O15
    

    Read MPEC 1999-O14 Read MPEC 1999-O16


    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)