IRAF file icon

IRAF File Extension

  • Developer
  • Category
    Graphic Files
  • Popularity
    0 ( votes)

What is IRAF file?

IRAF is a file extension commonly associated with IRAF files. IRAF format was developed by NOAO. IRAF files are supported by software applications available for devices running Windows. IRAF file belongs to the Graphic Files category just like 524 other filename extensions listed in our database. The most popular software that supports IRAF files is IRAF. On the official website of NOAO developer not only will you find detailed information about theIRAF software, but also about IRAF and other supported file formats.

Programs which support IRAF file extension

Programs that can handle IRAF files are as follows. Files with IRAF suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Programs that support IRAF file

Windows Windows

How to open file with IRAF extension?

There can be multiple causes why you have problems with opening IRAF files on given system. Fortunately, most common problems with IRAF files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Download and install IRAF

Install software to open IRAF file The most common reason for such problems is the lack of proper applications that supports IRAF files installed on the system. The solution to this problem is very simple. Download IRAF and install it on your device. The full list of programs grouped by operating systems can be found above. The safest method of downloading IRAF installed is by going to developer’s website (NOAO) and downloading the software using provided links.

Step 2. Check the version of IRAF and update if needed

Update software that support file extension IRAFYou still cannot access IRAF files although IRAF is installed on your system? Make sure that the software is up to date. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. If you have an older version of IRAF installed, it may not support IRAF format. The most recent version of IRAF is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Set the default application to open IRAF files to IRAF

After installing IRAF (the most recent version) make sure that it is set as the default application to open IRAF files. The next step should pose no problems. The procedure is straightforward and largely system-independent

Associate software with IRAF file on Windows

Change the default application in Windows

  • Clicking the IRAF with right mouse button will bring a menu from which you should select the Open with option
  • Select Choose another app → More apps
  • Finally select Look for another app on this PC, point to the folder where IRAF is installed, check the Always use this app to open IRAF files box and conform your selection by clicking OK button
Associate software with IRAF file on Mac

Change the default application in Mac OS

  • From the drop-down menu, accessed by clicking the file with IRAF extension, select Information
  • Find the Open with option – click the title if its hidden
  • From the list choose the appropriate program and confirm by clicking Change for all....
  • If you followed the previous steps a message should appear: This change will be applied to all files with IRAF extension. Next, click the Continue button to finalize the process.

Step 4. Ensure that the IRAF file is complete and free of errors

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the IRAF file in question. Problems with opening the file may arise due to various reasons.

Check IRAF file for viruses
1. Verify that the IRAF in question is not infected with a computer virus

Should it happed that the IRAF is infected with a virus, this may be that cause that prevents you from accessing it. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. If the IRAF file is indeed infected follow the instructions below.

2. Check whether the file is corrupted or damaged

Did you receive the IRAF file in question from a different person? Ask him/her to send it one more time. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. When downloading the file with IRAF extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Verify whether your account has administrative rights

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the IRAF file.

4. Verify that your device fulfills the requirements to be able to open IRAF

If the systems has insufficient resources to open IRAF files, try closing all currently running applications and try again.

5. Ensure that you have the latest drivers and system updates and patches installed

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with IRAF files. It is possible that one of the available system or driver updates may solve the problems with IRAF files affecting older versions of given software.

Do you want to help?

If you have additional information about the IRAF file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on IRAF file.

Top File Extensions
Show more
File Extension of the day
3ds icon


3D Studio Scene

3DS is a file format used Autodesk 3D Studio computer software. 3DS files store various information regarding 3D scene, including coordinates, mesh...

Last updated