• Processing (Info)

    • MPEC 1993-U08 : 1993 UD

    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 1993-U07 Read MPEC 1993-U09 

    M.P.E.C. 1993-U08                                Issued 1993 Oct. 27, 01:22 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.

          MARSDEN@CFA or WILLIAMS@CFA (.HARVARD.EDU, .SPAN or .BITNET)

                                    1993 UD

Discovered 1993 Oct. 16 by Spacewatch.

Available observations:
     J93U00D* C1993 10 16.36427 02 43 57.50 +22 11 38.5          19.8 V      691
     J93U00D  C1993 10 16.37318 02 43 55.48 +22 11 58.8          19.6 V      691
     J93U00D  C1993 10 16.38194 02 43 53.50 +22 12 16.5          20.5 V      691
     J93U00D  C1993 10 19.49801 02 32 14.93 +24 01 14.2                      691
     J93U00D  C1993 10 19.51825 02 32 10.14 +24 01 54.7                      691
     J93U00D  C1993 10 20.35789 02 28 59.13 +24 29 51.8          21.2 V      691
     J93U00D  C1993 10 20.37513 02 28 54.97 +24 30 25.4          20.2 V      691
     J93U00D  C1993 10 20.39209 02 28 51.02 +24 30 58.5          20.0 V      691

Observer details:
691 Steward Observatory, Kitt Peak.  Observers R. Jedicke, J. Scotti.

Orbital elements:
1993 UD
Epoch 1993 Sept. 30.0 TT = JDT 2449260.5                Marsden
M  74.52442              (2000.0)            P               Q
n   0.62788468     Peri.  256.15949     +0.16572486     +0.96976926
a   1.3506706      Node    25.58207     -0.66568227     +0.24401228
e   0.2053945      Incl.   24.50742     -0.72760043     -0.00236362
P   1.57           H    20.0          G   0.15
From 8 observations 1993 Oct. 16-20.

Ephemeris:
1993 UD                  a,e,i = 1.35, 0.21, 25
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
1993 10 20    02 30.36   +24 18.1    0.412    1.393   161.4    13.2    19.6
1993 10 25    02 11.10   +26 50.8    0.423    1.407   164.9    10.6    19.5
1993 10 30    01 52.19   +28 54.8    0.441    1.421   163.7    11.3    19.7
1993 11 04    01 34.65   +30 29.7    0.464    1.435   159.2    14.2    19.9
1993 11 09    01 19.24   +31 38.5    0.493    1.449   153.4    17.9    20.2
1993 11 14    01 06.44   +32 26.4    0.527    1.462   147.4    21.4    20.5
1993 11 19    00 56.40   +32 59.2    0.566    1.474   141.6    24.6    20.7
1993 11 24    00 49.08   +33 22.4    0.608    1.487   136.2    27.4    21.0
1993 11 29    00 44.24   +33 40.0    0.652    1.498   131.2    29.7    21.2

Brian G. Marsden                                              M.P.E.C. 1993-U08

    Read MPEC 1993-U07 Read MPEC 1993-U09

    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)