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J/PAZh/25/403     Optical variability of NGC 4151             (Lyuty+, 1999)
A new activity cycle of NGC 4151 :
evidence for the existence of an accretion disk
       Lyuty V.M., Dorodhenko V.T.
      <Pis'ma Astron. Zh., 25, 403 (1999)>
      =1999PAZh...25..403L     (SIMBAD/NED BibCode)
      =1999AstL...25..341L
ADC_Keywords: Galaxies, Seyfert; Photometry, UBV


Abstract:
    The UBV observations of performed between 1972 and 1998 are presented.
    The aperture is 27.5".
Object:
    --------------------------------------
        RA   (2000)   DE     Designation
    --------------------------------------
     12 10 32.4   +39 24 30  NGC 4151
    --------------------------------------

File Summary:

       FileName      Lrecl  Records   Explanations

ReadMe            80        .   This file
table.dat         33      789   UBV photometry of NGC 4151


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

   Bytes Format   Units   Label   Explanations

   1- 12  F12.4   d       JDH     [2439941/2451016] Julian date
  14- 19  F6.3    mag     Umag    U magnitude
  21- 26  F6.3    mag     Bmag    B magnitude
  28- 33  F6.3    mag     Vmag    V magnitude


References:
    Lyutyi, 1977AZh....54.1153L
    Lyutyi, 1972AZh....49..930L
(End)                                Veta Avedisova [INASAN]        14-Sept-1999