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RCI file extension

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

  • What is the .rci file?
  • What program do I need to open a .rci file?
  • How can the .rci file be opened, edited or printed?
  • How can I convert .rci files to another format?

Table of Contents

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

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

✅ SPEFO Rectified Cleaned Data

RCI file is a SPEFO Rectified Cleaned Data. SPEFO is a small program used for processing stellar spectra at the Astronomical Institute of the Academy of Sciences of the Czech Republic in Ondrejov.
RCI format description not yet available
Category: Data files
Application: SPEFO
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
RCI aliases:
RCI related links:
RCI related extensions:
SPEFO Stellar Spectra Analysis Data

SPEFO Differential Spectrum Data

SPEFO Equivalent Widths Data

SPEFO Rectified Spectrum Data

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

🚫 The .rci file extension is often given incorrectly!

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

ci, cri, dci, eci, fci, gci, rc, rcj, rck, rcl, rco, rcu, rdi, rfi, ri

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

PLS-CADD Criteria
GE Medical CRI Image
Crystal Reports Image
TCINV Inversion Control File
Ricoh Fax Image
Lego Mindstorms NXT Image File
Runtime Configuration File
Visual Studio Resource Script
iBlaze Case Information File

🔴 Can't open a .rci 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 .rci file association, check the FAQ.

🔴 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 .rci file extension, write to us!

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