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J/PAZh/27/187      UBV observations of HD 179821         (Arkhipova+, 2001)
Light variations in the candidate for protoplanetary objects
HD 179821 = V1427 Aql in 1899-1999.
     Arkhipova V.P., Ikonnikova N.P., Noskova R.I., Sokol G.V.,Shugarov S.Y.
    <Pis'ma Astron. Zh. 27, 187 (2001)>
    =2001PAZh...27..187A
    =2001AstL...27..156A
ADC_Keywords: Stars, peculiar; Photometry, UBV


Abstract:
    The photoelectric and photographic observations of the supergiant
    HD 179821 with a large infrared excess, a candidate for protoplanetary
    objects during 1899-1999 are presented.
Objects:
    ---------------------------------------------------------------------
       RA   (2000)   DE          Designation(s)
    ---------------------------------------------------------------------
    19 13 58.6   +00 07 31.9     HD 179821 = V1427 Aql = HIP 94496
    ---------------------------------------------------------------------

File Summary:

       FileName      Lrecl  Records   Explanations

ReadMe            80        .   This file
table1.dat        31      169   UBV-observations of HD 179821 in 1990-1999


See also:
    J/PAZh/26/705 : UBV observations of post-AGB supergiants (Arkhipova+, 2001)


Byte-by-byte Description of file: table1.dat

   Bytes Format  Units   Label   Explanations

   1-  7  I7     d       JD      Julian date
  11- 15  F5.3   mag     Vmag    V magnitude
  19- 23  F5.3   mag     B-V     B-V color index
  27- 31  F5.3   mag     U-B     U-B color index

(End)                Veta Avedisova [INASAN]                         20-Jun-2001