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Convert FITS to PNM

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

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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

Portable Anymap (.pnm)

The PNM (Portable Anymap) file extension, developed by Jef Poskanzer in the 1980s, stands for Portable Any Map. It is an uncompressed raster graphics format designed for portable image storage and exchange, encompassing three sub-formats: PBM (Portable Bitmap), PGM (Portable Graymap), and PPM (Portable Pixmap). PNM files store image data in plain text or binary format, ensuring easy usage across different platforms and applications. This format is widely supported by various image editing software and is valued for its simplicity and lossless compression.

PNM Converter More About PNM

How to convert FITS to PNM?

  1. Upload FITS File

    Drag and drop your FITS file or click Choose File to proceed.

  2. Select FITS Tools

    Select customization options for FITS to PNM conversion, then click Convert.

  3. Download Your PNM

    When the PNM status is successful, download the file immediately.

Convert FITS to PNM

Convert FITS to PNM FAQs

How to change FITS format to PNM?

To change FITS format to PNM, 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 PNM file afterward.

Convert FITS to PNM on Desktop

(macOS • Windows • Linux)

The Vertopal CLI tool provides efficient conversion from FITS image into PNM image.

  1. Start the console window to execute commands.
  2. Change into the FITS directory or specify the path.
  3. Execute the command once FITS_INPUT_FILE has been inserted. $ vertopal convert FITS_INPUT_FILE --to pnm

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