Which MIME types are related to file extension ".sah"?

The .sah file extension is associated with 2 MIME types:

A MIME type is a string that tells browsers and other tools how to handle a particular kind of file.

About .sah Files

SAH files are used in two distinct ways, each tied to a different MIME type.

SETI@Home Results (text/plain): These SAH files store plain text data. They are generated by the SETI@Home project to record analysis results. You can open them in any basic text editor.
Key Uses:
- Logging calculated data
- Storing signals analysis results
GFA Raytrace Compressed Animation (application/octet-stream): These SAH files contain binary data. They are used for high-resolution compressed animations with GFA Raytrace. Special software is needed to view or edit these files.
Key Uses:
- Storing compressed frames
- Enabling efficient animation playback

Each type serves a different purpose. For text-based SETI@Home results, a plain text viewer is sufficient. For binary GFA Raytrace animations, you must use compatible animation software.
Based on information from FilExt.com, knowing the context in which the SAH file is used is key to choosing the right application for opening it.

Relationship between file extension and MIME type

A file extension is a suffix at the end of a filename that indicates what type of file it is. File extensions help both users and operating systems identify what application should be used to open the file.

File extensions are typically separated from the filename by a period (dot) and consist of 2-4 characters, though they can be longer. For example, in the filename "document.pdf", ".pdf" is the file extension.

File extensions are closely related to MIME types, as they both serve to identify the format of a file. However, while MIME types are used primarily by web browsers and servers, file extensions are used by operating systems and applications.

Associated MIME types

text/plain, application/octet-stream

FAQs

How do I open a .sah file?

The correct program depends on what the file contains. If it is a SETI@Home result file, you can view it in any text editor like Notepad or TextEdit. If it is a GFA Raytrace animation, you must use the specific GFA Raytrace software to view the compressed graphics.

Why does my .sah file look like random symbols in Notepad?

You are likely trying to open a GFA Raytrace animation file in a text editor. These files contain binary data (MIME type application/octet-stream) rather than readable text, so they appear as "gibberish" compared to the plain text logs generated by SETI@Home.

What is the correct MIME type for .sah files?

There are two common MIME types associated with this extension depending on its use. SETI@Home data files are identified as text/plain, while GFA Raytrace files are typically treated as binary data with the type application/octet-stream. For more configuration details, visit mime-type.com.

Can I convert a GFA Raytrace .sah file to MP4?

Direct conversion is difficult because .sah is a legacy format specific to GFA software. You would typically need to open the file within the original GFA Raytrace application to export the animation frames or render, and then use video editing software to save it as an MP4.

Are new .sah files still being created by SETI@Home?

Generally, no; the SETI@Home distributed computing project went into hibernation in 2020 and stopped sending out new work units. While you may find old .sah files in your system archives or backups, the client is no longer actively generating new analysis logs.

General FAQ

What is a MIME type?

A MIME (Multipurpose Internet Mail Extensions) type is a standard that indicates the nature and format of a document, file, or assortment of bytes. MIME types are defined and standardized in IETF's RFC 6838.

MIME types are important because they help browsers and servers understand how to process a file. When a browser receives a file from a server, it uses the MIME type to determine how to display or handle the content, whether it's an image to display, a PDF to open in a viewer, or a video to play.

MIME types consist of a type and a subtype, separated by a slash (e.g., text/html, image/jpeg, application/pdf). Some MIME types also include optional parameters.

How do I find the MIME type for a file?

You can check the file extension or use a file identification tool such as file --mime-type on the command line. Many programming languages also provide libraries to detect MIME types.

Why can one extension have multiple MIME types?

Different programs and historical usage may assign various MIME identifiers to the same file format. Listing them together helps maintain compatibility across tools.