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Numbers, Tables, Pictures: A Prerequisite to DS9. Get your data in FITS! Measure numbers; See pictures Seeing through Tables Mess’n with the numbers. The FITS Support Office at NASA/GSFC What is FITS? The standard data format used in astronomy

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numbers tables pictures a prerequisite to ds9
Numbers, Tables, Pictures:A Prerequisite to DS9
  • Get your data in FITS!
  • Measure numbers; See pictures
  • Seeing through Tables
  • Mess’n with the numbers
slide2

The FITS Support Office

  • at NASA/GSFC
  • What is FITS?
    • The standard data format used in astronomy
    • Stands for \'Flexible Image Transport System\'
    • Endorsed by NASA and the International Astronomical Union
    • Much more than just another image format (such as JPG or GIF)
    • Used for the transport, analysis, and archival storage of scientific data sets consisting of:
      • Multi-dimensional arrays (1-D spectra, 2-D images, 3-D data cubes, etc.)
      • Tabular data containing rows and columns of information

http://fits.gsfc.nasa.gov/fits_home.html

slide4

Resulting Image

Data

Color Tables

slide5

Out=log10(In)

Out=In

Out=In2

Mess’n

With

Tables

Out=In1/2

Out=In*2

slide6

Boxcar

Smoothing

Mess’n

With

Numbers

11x11

7x7

3x3

/9

/49

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