Astronomical Data Center

ADCADC/CDS Standard Document for Catalog:
/catalogs/8/8036/

The following is the "ReadMe" document that describes this ADC catalog. You can access the files described here in three ways:

1. Use the ADC Data Viewer Suite to visualize the data. [preview
2. Get the data files via anonymous FTP. (See Note.) [ftp


VIII/36             The Second Bologna Survey   (Colla+ 1970-1974)
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A catalogue of 3235 radio sources at 408 MHz.
    Colla G., Fanti C., Fanti R., Ficarra A., Formiggini L., Gandolfi E.,
    Grueff G., Lari C., Padrielli L., Roffi G., Tomasi P., Vigotti M.
   <Astron. Astrophys. Suppl. Ser. 1, 281 (1970)>
   =1970A&AS....1..281C
The B2 catalogue of radio sources - second part.
    Colla G., Fanti C., Fanti R., Ficarra A., Formiggini L., Gandolfi E.,
    Lari C., Marano B., Padrielli L., Tomasi P.
   <Astron. Astrophys. Suppl. Ser. 7, 1 (1972)>
   =1972A&AS....7....1C
The B2 catalogue of radio sources - third part.
    Colla G., Fanti C., Fanti R., Ficarra A., Formiggini L., Gandolfi E.,
    Gioia I., Lari C., Marano B., Padrielli L., Tomasi P.
   <Astron. Astrophys. Suppl. Ser. 11, 291 (1973)>
   =1973A&AS...11..291C
The B2 catalogue of radio sources - fourth part.
   Fanti C., Fanti R., Ficarra A., Padrielli L.
  <Astron. Astrophys. Suppl. Ser. 18, 147 (1974)>
  =1974A&AS...18..147F
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ADC_Keywords: Radio sources ; Surveys

Description:
    This catalogue lists 9929 radio sources observed at 408MHz with the
    Bologna Northern Cross telescope.

File Summary:
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  FileName        Lrecl  Records   Explanations
--------------------------------------------------------------------------------
ReadMe             80        .   This file
b2.dat             40     9929   B2 catalogue
--------------------------------------------------------------------------------

See also:
    VIII/37 : The Third Bologna Survey (B3) (Ficarra+ 1985)

Byte-by-byte Description of file: b2.dat
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   Bytes Format Units   Label     Explanations
--------------------------------------------------------------------------------
   1- 13  A13   ---     Name     *Full source name
  15- 16  I2    h       RAh       Right ascension (1950.0)
  17- 18  I2    min     RAm       Right ascension (1950.0)
  19- 22  F4.1  s       RAs       [0/60] Right ascension (1950.0)
      23  A1    ---     DE-       [+] Declination sign
  24- 25  I2    deg     DEd       Declination (1950.0)
  26- 29  F4.1  arcmin  DEm       Declination (1950.0)
  31- 37  F7.3  Jy      Flux     *Peak flux at 408MHz
  39- 40  A2    ---     Rem       Remark (3C or 4C sources)
--------------------------------------------------------------------------------
Note on Name: The full name always starts by B2, followed by the
     part number 1 to 4, and truncated 1950 position, eventually
     followed by a letter A,B,C... to have unique names.
Note on Flux: the printed value was limited to two decimal figures.
--------------------------------------------------------------------------------

Acknowledgements:
    The file was kindly provided in September 1995 by
    Marzia Cannizzaro <CANNIZZARO@astbo1.bo.cnr.it>
================================================================================
(End)                                          Patricia Bauer [CDS]  16-Sep-1997

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