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Convert CALS to FITS

Convert CALS images to FITS format, edit and optimize images online and free.

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Continuous Acquisition and Life-cycle Support Type 1 Image (.cals)

The CALS (Continuous Acquisition and Life-cycle Support) Type 1 Image file format, developed by the United States Department of Defense in the mid-1980s, is a standard for storing raster (bit-mapped) image data, typically black-and-white. It ensures efficient data interchange and retention of orientation metadata. The format supports both uncompressed and compressed (using CCITT Group 4 compression) images. This standard was part of the broader CALS initiative aimed at improving electronic publishing and data management within the federal government.

CALS Converter

Flexible Image Transport System (.fits)

The FITS (Flexible Image Transport System) file extension is widely utilized in the field of astronomy for storing, transmitting, and manipulating scientific data and images. Originating in the late 1970s, FITS was developed by NASA and the International Astronomical Union (IAU) to standardize the format for astronomical data. Its primary use is to archive astronomical images, spectral data, and other multidimensional data arrays, enabling efficient data interchange among scientists and astronomers. FITS files are known for their ability to store metadata and large datasets, making them essential for detailed scientific analysis and long-term preservation in research environments.

FITS Converter More About FITS

How to convert CALS to FITS?

  1. Upload CALS File

    Select a CALS image from your computer, or drag & drop it on the page.

  2. Select CALS Tools

    For an advanced conversion, use the CALS to FITS optional tools available on the preview page and click the Convert button.

  3. Download Your FITS

    When the conversion status changes to successful, click on the Download button to get the final FITS image.

Convert CALS to FITS

Frequently Asked Questions

How to change CALS format to FITS?

To change CALS format to FITS, upload your CALS file to proceed to the preview page. Use any available tools if you want to edit and manipulate your CALS file. Click on the convert button and wait for the convert to complete. Download the converted FITS file afterward.

Convert Files on Desktop

macOS
Windows
Linux

Convert CALS to FITS on macOS

Follow steps below if you have installed Vertopal CLI on your macOS system.

  1. Open macOS Terminal.
  2. Either cd to CALS file location or include path to your input file.
  3. Paste and execute the command below, substituting in your CALS_INPUT_FILE name or path. $ vertopal convert CALS_INPUT_FILE --to fits

Convert CALS to FITS on Windows

Follow steps below if you have installed Vertopal CLI on your Windows system.

  1. Open Command Prompt or Windows PowerShell.
  2. Either cd to CALS file location or include path to your input file.
  3. Paste and execute the command below, substituting in your CALS_INPUT_FILE name or path. $ vertopal convert CALS_INPUT_FILE --to fits

Convert CALS to FITS on Linux

Follow steps below if you have installed Vertopal CLI on your Linux system.

  1. Open Linux Terminal.
  2. Either cd to CALS file location or include path to your input file.
  3. Paste and execute the command below, substituting in your CALS_INPUT_FILE name or path. $ vertopal convert CALS_INPUT_FILE --to fits

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