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J/A+AS/128/19       Variable stars in 47 Tuc fields 104A-E (Kaluzny+ 1998)
The Optical Gravitational lensing Experiment.
Variable stars in globular clusters - IV. Fields 104A-E in 47 Tuc
       Kaluzny J., Kubiak M., Szymanski M., Udalski A., Krzeminski W., Mateo M.,
       Stanek K.Z.
      <Astron. Astrophys. Suppl. Ser. 128, 19 (1998)>
      =1998A&AS..128...19K      (SIMBAD/NED BibCode)
ADC_Keywords: Clusters, globular ; Stars, variable ; Photometry, CCD

Keywords: globular clusters: individual: NGC 104 - stars: variables: other -
          blue stragglers - binaries: eclipsing - HR diagram - Magellanic Clouds

Description:
    CCD photometry for 42 variables from the field of 47 Tuc = NGC 104 is
    presented. VI photometry for a large set of stars from the surveyed
    fields is also given.
Objects:
    ----------------------------------------------------------
       RA   (2000)   DE      Designation(s)
    ----------------------------------------------------------
    00 24 05.1   -72 04 51   NGC 104 = 47 Tuc
    ----------------------------------------------------------

File Summary:

       FileName      Lrecl  Records   Explanations

ReadMe            80        .   This file
tab1-4            29     1038   V band light curve for variables OGLE 218,
                                   239, 252 and 254
tab5-42           35     8344   Phased V band light curve (tables 5 to 42)
tab43-47          67   111827   VI photometry for stars from 104A-E fields
                                  (tables 43 to 47)


See also:
            I/244 : OGLE General Catalog of Stars. I. (Szymanski+ 1996)
           II/213 : OGLE Galactic Bulge periodic var. stars. (Udalski+ 1996)
   J/A+AS/112/407 : Variable Stars in the Sculptor dwarf galaxy (Kaluzny+, 1995)
   J/A+AS/120/139 : Variables in Omega Cen I. Fields 5139A-C (Kaluzny+ 1996)
   J/A+AS/122/471 : Variables in Omega Cen. II. Fields 5139D-F  (Kaluzny+ 1997)
   J/A+AS/125/343 : Variables in Omega Cen. III. RR Lyr (Kaluzny+ 1997)


Byte-by-byte Description of file: tab1-4

   Bytes Format Units   Label     Explanations

   1-  3  I3    ---     OGLE      OGLE number
   5- 16  F12.4 d       HJD       Heliocentric Julian date
  18- 23  F6.3  mag     Vmag      V magnitude
  25- 29  F5.3  mag     e_Vmag    Internal error of V magnitude


Byte-by-byte Description of file: tab5-42

   Bytes Format Units   Label     Explanations

   1-  3  I3    ---     OGLE      OGLE number
   5- 16  F12.4 d       HJD       Heliocentric Julian date
  18- 23  F6.3  mag     Vmag      V magnitude
  25- 29  F5.3  mag     e_Vmag    Internal error of V magnitude
  31- 35  F5.3  ---     Phase     Phase


Byte-by-byte Description of file: tab43-47

   Bytes Format Units   Label     Explanations

   1-  3  I3    ---     Field     [104] Field name (always 104)
       4  A1    ---     m_Field   [ABCDE] Multiplicity index in Field
   7- 13  F7.2  pix     Xpos      X coordinate (1)
  15- 21  F7.2  pix     Ypos      Y coordinate (1)
  24- 31  F8.5  deg     RAdeg     Right ascension in degrees, J2000
  33- 41  F9.5  deg     DEdeg     Declination in degrees, J2000
  43- 48  F6.3  mag     Vmag      V magnitude
  50- 54  F5.3  mag     e_Vmag    Internal error of V
  56- 61  F6.3  mag     V-I       V-I color
  63- 67  F5.3  mag     e_V-I     Internal error of V-I

Note (1): The rectangular coordinates X & Y correspond to positions of stars
           on the "template" images (see paper for details). The X-axis points
           toward East an the Y axis points toward North.
           The scale is about 0.435 arcsec/pixel.


Acknowledgements: Janusz Kaluzny (OGLE-1 team) 

(End)                                         Patricia Bauer [CDS]   09-Sep-1997