>> SP3 file

SP3 file format description

Many people share .sp3 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .sp3 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .sp3 files.

2 filename extension(s) found in our database.

.sp3 - NGS Standard Product 3 Format Data

The SP3 data files are related to Mathematica. The SP3 file is a NGS Standard Product 3 Format Data. SP3 file stores information about the orbits of GPS satellites.

Data files
- / -
NGS Standard Product 3 Format Data related extensions:
Mathematica Package
Mathematica ASCII File
Mathematica Binary File
Mathematica MGF Bitmap
Mathematica Serialized Package
Mathematica Notebook File

.sp1 - ShadowProtect Spanned Backup

The SP1 archive files are related to ShadowProtect. The SP1 file is a ShadowProtect Spanned Backup. ShadowProtect is a backup and system-restore program developed by StorageCraft.

Archive files
- / -
sp2, sp3, sp4, sp5
ShadowProtect Spanned Backup related extensions:
ShadowProtect Incremental Image
ShadowProtect Spanned Backup
ShadowProtect Full Backup
ShadowProtect Incremental Backup
ShadowProtect Write Buffer Data

Naturally, other applications may also use the .sp3 file extension. Even harmful programs can create .sp3 files. Be especially cautious with .sp3 files coming from an unknown source!

Can't open a .sp3 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 can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .sp3 file extension is often given incorrectly!

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

cp3, ep3, p3, ps3, s3, s3p, sl3, so3, sp, spe, spr, spw, wp3, xp3

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Supaplex Demo Data
EEsof Touchstone File
Apple II SPR Image
SigmaPlot Worksheet
SignPlot Document
STK Sensor Pointing File

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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If you have useful information about the .sp3 file format, then write to us!