VICAR
Writableimage
The VICAR image file format is used primarily for storing planetary image data collected by both interplanetary spacecraft and Earth-based stations. Many astronomical and astrophysical organizations use and support the VICAR format. Full specifications available at http://www-mipl.jpl.nasa.gov/external/VICAR_file_fmt.pdf
Identify it
| Extensions | .vic.vicar.img |
|---|---|
| MIME types | image/vicar |
| Signatures | 4c424c53495a453d at byte 0 (VICAR Planetary File Format) |
| PRONOM | fmt/383 |
| Wikidata | Q16965621 |
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Open it
- ImageMagickOpen source
- ImageMagick (WebAssembly)Open source
- ConverseenOpen source
- vicar2pngOpen source
Convert it
Convert a file in your browser The steps marked “in browser” run on your machine; nothing is uploaded.
| To | With | Fidelity | Command and losses |
|---|---|---|---|
| BMP 5.0 | ImageMagick (WebAssembly) | Lossless | in browser Pixels kept; some metadata, colour profiles or layers may be dropped. |
| PNG | ImageMagick | Lossless | convert in.vicar out.pngPixels kept; some metadata, colour profiles or layers may be dropped. |
| PNG | ImageMagick (WebAssembly) | Lossless | in browser Pixels kept; some metadata, colour profiles or layers may be dropped. |
| Quite OK Image Format | ImageMagick (WebAssembly) | Lossless | in browser Pixels kept; some metadata, colour profiles or layers may be dropped. |
| TIFF | ImageMagick | Lossless | convert in.vicar out.tifPixels kept; some metadata, colour profiles or layers may be dropped. |
| TIFF | ImageMagick (WebAssembly) | Lossless | in browser Pixels kept; some metadata, colour profiles or layers may be dropped. |
| ImageMagick (WebAssembly) | Partial | in browser The image is embedded in a PDF page. | |
| AVIF | ImageMagick (WebAssembly) | Lossy | in browser Lossy compression. |
| GIF 89a | ImageMagick | Lossy | convert in.vicar out.gifReduced to 256 colours. |
| GIF 89a | ImageMagick (WebAssembly) | Lossy | in browser Reduced to 256 colours. |
| ICO | ImageMagick (WebAssembly) | Lossy | in browser Icons are limited to 256 × 256 pixels. |
| JFIF 1.02 | ImageMagick | Lossy | convert in.vicar out.jpgLossy compression. |
| JFIF 1.02 | ImageMagick (WebAssembly) | Lossy | in browser Lossy compression. |
| JPEG XL | ImageMagick (WebAssembly) | Lossy | in browser Lossy compression. |
| WebP | ImageMagick | Lossy | convert in.vicar out.webpLossy compression. |
| WebP | ImageMagick (WebAssembly) | Lossy | in browser Lossy compression. |
Sources
From Converters (FFmpeg, ImageMagick, Pandoc, LibreOffice), WebAssembly engines (ImageMagick, FFmpeg, Pandoc, 7-Zip, GDAL, Assimp, resvg), Just Solve the File Format Problem (File Formats Wiki), PRONOM, Wikidata. Updated 2026-10-26.