.SGY File Extension
SEG-Y Data File
| Developer | SEG Technical Standards Committee |
| Popularity | |
| Category | GIS Files |
| Format | .SGY |
| Cross Platform | Update Soon |
What is an SGY file?
The .SGY file extension stands for SEG-Y Data, a standard file format used for storing and exchanging seismic data. SEG-Y is widely used in the geophysical industry, especially for processing and interpreting seismic reflection data.
More Information.
The SEG-Y format was introduced as a means to provide a consistent method for recording and transferring seismic data across different software and hardware systems. Its primary purpose was to standardize the way seismic data is stored, enabling compatibility and data exchange among various geophysical applications.
Origin Of This File.
The SEG-Y format was developed by the Society of Exploration Geophysicists (SEG) in the 1970s. It was designed to facilitate the storage and sharing of seismic data in a standardized format.
File Structure Technical Specification.
- Header: The SEG-Y file starts with a 3200-byte binary header that contains information about the data such as the format, number of traces, and other metadata.
- Trace Header: Following the binary header, each trace of seismic data is preceded by a 240-byte trace header, which includes information specific to each trace.
- Data Records: After the trace headers, the seismic data is stored as a series of binary records. Each record contains amplitude values of the seismic signals.
How to Convert the File?
Windows
- OpendTect:
- Install OpendTect from its official website.
- Use its data conversion tools to convert SEG-Y files to formats like ASCII or other seismic formats.
- SEGY2ASCII:
- Download SEGY2ASCII from its source.
- Use the command line to convert SEG-Y files to ASCII format.
- Kingdom Suite:
- Open the SEG-Y file in Kingdom Suite.
- Export or convert the file to the desired format through its export options.
Linux
- OpendTect:
- Install OpendTect for Linux by following instructions on its website.
- Use its built-in tools for converting SEG-Y files.
- SEGY2ASCII:
- Clone or download SEGY2ASCII from its GitHub repository.
- Run the conversion script using the terminal.
- Seismic Unix:
- Install Seismic Unix (SU) from its official website.
- Use SU commands to convert SEG-Y files to other formats.
macOS
- OpendTect:
- Download and install OpendTect for macOS from its website.
- Use its conversion tools to handle SEG-Y files.
- Kingdom Suite:
- For macOS, you may need to use virtualization software or compatibility layers to run Kingdom Suite.
- Use the software to convert SEG-Y files as required.
- SEGY2ASCII:
- Download SEGY2ASCII and compile it if necessary.
- Use the terminal to execute conversion commands.
Android
- No native support: Android devices generally do not support SEG-Y file conversion directly. You might need to use cloud-based services or convert files on a desktop and transfer the converted files to your Android device.
iOS
- No native support: Similar to Android, iOS does not support SEG-Y file conversion directly. Use cloud-based services or desktop software to perform the conversion and then access the converted files on your iOS device.
Others
- Cloud-Based Services:
- Use online services that offer SEG-Y file conversion if available.
- Examples might include specialized geophysical data processing platforms.
- Web-Based Tools:
- Some web-based tools may support SEG-Y file conversion. Check for specific services offering this functionality.
Advantages And Disadvantages.
Advantages:
- Standardization: SEG-Y provides a standardized format that facilitates data exchange between different systems and software.
- Compatibility: Widely accepted in the geophysical industry, making it compatible with most seismic processing software.
- Flexibility: Supports a range of data types and sizes, allowing for detailed seismic data storage.
Disadvantages:
- Complexity: The format’s structure can be complex, requiring specialized software to interpret the data correctly.
- File Size: SEG-Y files can become very large, potentially leading to issues with storage and processing.
How to Open SGY?
Open In Windows
- OpendTect: Open-source software for seismic interpretation.
- Seismic Unix: A package for seismic data processing.
- Kingdom Suite: A commercial software for geophysical data analysis.
Open In Linux
- OpendTect: Available for Linux as well, providing similar functionality.
- SEGY2ASCII: Can be used in a Linux environment for conversion.
- Seismic Unix: Also available on Linux for processing and viewing SEG-Y files.
Open In MAC
- OpendTect: Mac version is available for seismic data handling.
- Kingdom Suite: Some versions might be compatible with macOS through virtualization or compatibility layers.
Open In Android
No native support: SEG-Y files are generally not supported on Android devices. Specialized apps for geophysical data are rare.
Open In IOS
No native support: Similar to Android, iOS does not have native support for SEG-Y files. Specialized apps or cloud-based services may be necessary.
Open in Others
Cloud-based Services: Platforms like Google Earth Engine or specific geophysical cloud services might offer functionality to view or process SEG-Y files.
