B.2.9 TwoQZ

Specialist functions for use with data from the the 2QZ survey. Spectral data are taken directly from the 2QZ web site at http://www.2dfquasar.org/.

image2QZ( name )

Displays the postage stamp FITS image for a 2QZ object in an image viewer.

• Parameters:
  • name (String): object name (NAME column)
• Return value
  • (String): short log message

jpeg2QZ( name )

Displays the postage stamp JPEG image for a 2QZ object in an external viewer.

• Parameters:
  • name (String): object name (NAME column)
• Return value
  • (String): short log message

get2qzSubdir( name )

Returns the name of the subdirectory (such as "ra03_04") for a given 2QZ object name (ID).

• Parameters:
  • name (String): ID of object within the 2QZ catalogue (like J120437.7-021003)
• Return value
  • (String): subdirectory name

TWOQZ_SPEC_BASE

String prepended to the object NAME for the FITS spectra file URL.

TWOQZ_SPEC_TAIL

String appended to the object NAME for the FITS spectra file URL.

TWOQZ_FITS_IMAGE_BASE

String prepended to the object NAME for the FITS postage stamp URL.

TWOQZ_FITS_IMAGE_TAIL

String appended to the object NAME for the FITS postage stamp URL.

TWOQZ_JPEG_IMAGE_BASE

String prepended to the object NAME for the JPEG postage stamp URL.

TWOQZ_JPEG_IMAGE_TAIL

String appended to the object NAME for the JPEG postage stamp URL.