Amateur Radio on the International Space Station

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SSTV MOSAIC DECOMPOSER

Extract SSTV frames and diploma from your mosaic

This tool splits a mosaic image created with the ARISS-EA SSTV Mosaic Generator into the original 6 or 12 SSTV frames (Robot36 or PD120, at their native resolution) and the diploma (if present). Download each image or the full set in one click.

Images

Diploma

An ARISS-EA Open Source Initiative
Version 1.7 – 22/10/2026
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How to Use

  1. Click Choose Mosaic Image and select your composite JPG.
  2. The tool automatically detects 6-image or 12-image mosaics, in Robot36 (320×240) or PD120 (640×496), with or without diploma. Mosaics made with older versions of the generator are supported too.
  3. Each tile shows its position as 1/N…N/N, or Diploma.
  4. Use the Download button on a tile to save it, or Download All to get a ZIP.

Need help or want to provide feedback? Visit ariss-ea.org.

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