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Convert FITS to J2K

Convert FITS images to J2K format, edit and optimize images online and free.

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Flexible Image Transport System (.fits)

Flexible Image Transport System, abbreviated FITS, is an open standard designed for scientific (especially astronomical) data acquisition. FITS format is the most used digital file format in astronomy.

FITS Converter More About FITS

JPEG 2000 Code Stream Syntax (.j2k)

J2K Converter

How to convert FITS to J2K?

  1. Upload FITS File

    Choose any FITS image from your computer, or drag & drop a FITS file onto this page.

  2. Select FITS Tools

    Use any available FITS to J2K tools on the preview page and click Convert.

  3. Download Your J2K

    Let the conversion process finish, then download your J2K image.

Convert FITS to J2K

Frequently Asked Questions

How to change FITS format to J2K?

To change FITS format to J2K, upload your FITS file to proceed to the preview page. Use any available tools if you want to edit and manipulate your FITS file. Click on the convert button and wait for the convert to complete. Download the converted J2K file afterward.

Convert Files on Desktop

macOS
Windows
Linux

Convert FITS to J2K on macOS

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

  1. Open macOS Terminal.
  2. Either cd to FITS file location or include path to your input file.
  3. Paste and execute the command below, substituting in your FITS_INPUT_FILE name or path. $ vertopal convert FITS_INPUT_FILE --to j2k

Convert FITS to J2K 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 FITS file location or include path to your input file.
  3. Paste and execute the command below, substituting in your FITS_INPUT_FILE name or path. $ vertopal convert FITS_INPUT_FILE --to j2k

Convert FITS to J2K on Linux

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

  1. Open Linux Terminal.
  2. Either cd to FITS file location or include path to your input file.
  3. Paste and execute the command below, substituting in your FITS_INPUT_FILE name or path. $ vertopal convert FITS_INPUT_FILE --to j2k

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