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Details of the .sgy file extension

The table below provides useful information about the .sgy file extension. It answers questions such as:

  • What is the .sgy file?
  • What program do I need to open a .sgy file?
  • How can the .sgy file be opened, edited or printed?
  • Where can I find the specifications for .sgy?
  • Which MIME-type is associated with the .sgy extension?
  • How can I convert .sgy files to another format?
  • What are other, similar filename extensions to .sgy?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

.sgy file extension details

SEG-Y Geophysical Data

SEG-Y Geophysical Data .sgy file icon
SGY file is a SEG-Y Geophysical Data. The SEG-Y file format is one of several standards developed by the Society of Exploration Geophysicists (SEG) for storing geophysical data. It is an open standard, and is controlled by the SEG Technical Standards Committee.
Category: Data files
Application: Seismic Unix
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
SGY aliases:
SGY related links:
SGY related extensions:

Other types of files may also use the .sgy file extension.

.sgy file extension error

The .sgy file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

sty, sg, sy, gsy, sgt, svy, sgh, shy

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

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Simplexety Data File
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open .sgy file

Can't open a .sgy file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .sgy file association, check the FAQ.

.sgy file extension

Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .sgy file extension, write to us!

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