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IAUC 5834: 1993 MF; VZ Sgr

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                                                  Circular No. 5834
Central Bureau for Astronomical Telegrams
INTERNATIONAL ASTRONOMICAL UNION
Postal Address: Central Bureau for Astronomical Telegrams
Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A.
Telephone 617-495-7244/7440/7444 (for emergency use only)
TWX 710-320-6842 ASTROGRAM CAM     EASYLINK 62794505
MARSDEN@CFA or GREEN@CFA (.SPAN, .BITNET or .HARVARD.EDU)


1993 MF
     Orbital elements from MPC 22385:

     T = 1993 Aug.  1.255 TT          Peri. =  74.525
     e = 0.54359                      Node  = 241.396   2000.0
     q = 1.14721 AU                   Incl. =   8.156
       a =  2.51354 AU     n = 0.247329     P =   3.99 years

1993 TT     R. A. (2000) Decl.   Delta     r    Elong. Phase    V
July 22    21 56.29   +31 01.5   0.228   1.154  122.2   48.2   13.4
     24    22 04.06   +32 27.7   0.228   1.151  121.4   48.9   13.4
     26    22 11.82   +33 47.3   0.229   1.150  120.6   49.5   13.5
     28    22 19.55   +35 00.5   0.231   1.148  120.0   50.0   13.5
     30    22 27.22   +36 06.9   0.232   1.148  119.5   50.4   13.5
Aug.  1    22 34.80   +37 06.7   0.234   1.147  119.1   50.6   13.5

      6    22 53.13   +39 07.6   0.240   1.149  118.6   50.8   13.6
     11    23 10.21   +40 29.3   0.246   1.153  119.0   50.3   13.6
     16    23 25.64   +41 14.3   0.253   1.160  120.0   49.1   13.7
     21    23 39.15   +41 25.8   0.261   1.171  121.8   47.2   13.7
     26    23 50.66   +41 06.9   0.270   1.184  124.3   44.9   13.7
     31     0 00.18   +40 21.2   0.279   1.199  127.4   42.0   13.8
Sept. 5     0 07.80   +39 11.5   0.289   1.217  131.0   38.7   13.8
     10     0 13.67   +37 40.7   0.300   1.238  135.1   35.0   13.8
     15     0 18.04   +35 51.7   0.313   1.260  139.6   31.2   13.8
     20     0 21.23   +33 47.8   0.328   1.285  144.3   27.2   13.8
     25     0 23.60   +31 33.6   0.345   1.311  149.0   23.2   13.9
     30     0 25.43   +29 13.7   0.365   1.338  153.5   19.5   13.9
Oct.  5     0 27.00   +26 52.7   0.389   1.367  157.5   16.3   14.0
     10     0 28.50   +24 34.8   0.416   1.397  160.3   13.9   14.1
     15     0 30.12   +22 23.7   0.447   1.428  161.6   12.8   14.3
     20     0 32.01   +20 22.5   0.482   1.460  161.0   12.8   14.5


VZ SAGITTARII
     J. Mattei, AAVSO, reports that this R CrB-type variable star
has started to fade, as indicated by the following visual observations:
July 12.2 UT, 11.0 (J. Bortle, Stormville, NY); 15.7, 11.2
(D. Overbeek, Edenvale, South Africa); 16.76, 11.7 (Overbeek);
21.15, 12.4 (Bortle).


1993 July 26                   (5834)            Daniel W. E. Green

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