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J/PAZh/35/403       Optical Variabilities in 3C 120          (Doroshenko+, 2009)
Comparison of the X-ray and optical variabilities in the Seyfert galaxy 3C 120.
    Doroshenko V.T., Sergeev S.G., Efimov Yu.S., Klimanov S.A., Nazarov S.V.
    <Pis'ma Astron. Zh. 35, 403 (2009)>
   =2009PAZh...35..403D
   =2009AstL..35...361D
ADC_Keywords: Galaxies, Seyfert; Photometry, UBV; Photometry, CCD


Abstract:
    Based on our UBVRI observations and X-ray data from the RXTE satellite
    we have investigated the variabilities of the Seyfert Galaxy 3C 120
    over the period 1996-2008.
Objects:
    -----------------------------------------------------
       RA   (2000)   DE        Designation(s)
    -----------------------------------------------------
    04 33 11.09  +05 21 15.6   3C 120 = QSO B0433+0521
    -----------------------------------------------------

File Summary:

       FileName      Lrecl  Records   Explanations

ReadMe            80        .   This file
table1.dat        62       49   Stellar magnitudes of the 3C 120 in UBV in the
                              aperture A=27.5" based on the photoelectric
                              observations with the 60-cm telescope in Crimea
table2.dat        75      189   Stellar magnitudes of the 3C 120 in B,V,Rc,Ic in
                              aperture A=15", based on the CCD observations
                              with the 70-cm telescope in CrAO


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

   Bytes Format    Units     Label     Explanations

   1- 10  A10   "DD/MM/YYYY" Date      Observation date
  12- 23  F12.4    d         HJD       Heliocentric Julian date
  25- 30  F6.3     mag       Umag      U magnitude
  32- 36  F5.3     mag       e_Umag    Error on U magnitude
  38- 43  F6.3     mag       Bmag      B magnitude
  45- 49  F5.3     mag       e_Bmag    Error on B magnitude
  51- 56  F6.3     mag       Vmag      V magnitude
  58- 62  F5.3     mag       e_Vmag    Error on V magnitude


Byte-by-byte Description of file: table2.dat

   Bytes Format    Units     Label     Explanations

   1- 10  A10   "DD/MM/YYYY" Date      Observation date
  12- 23  F12.4    d         HJD       Heliocentric Julian date
  25- 30  F6.3     mag       Bmag      B magnitude
  32- 36  F5.3     mag       e_Bmag    Error on B magnitude
  38- 43  F6.3     mag       Vmag      V magnitude
  45- 49  F5.3     mag       e_Vmag    Error on V magnitude
  51- 56  F6.3     mag       Rcmag     Rc magnitude
  58- 62  F5.3     mag       e_Rcmag   Error on Rc magnitude
  64- 69  F6.3     mag       Icmag     Ic magnitude
  71- 75  F5.3     mag       e_Icmag   Error on Ic magnitude

(End)                                      Veta Avedisova (INASAN)   09-Dec-2009