| File Extension: | RFI |
| File Type Description: | SPEFO Stellar Spectra Analysis Data |
| File Type Developer: | Astronomical Institute of the Czech Academyof Sciences |
| Primary Associated Software: | SPEFO |
| Primary Software Developer: | Astronomical Institute of the Czech Academyof Sciences |
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Astronomical Institute of the Czech Academyof Sciences developed the RFI file extension, also know as a SPEFO Stellar Spectra Analysis Data file, for the SPEFO software package. According to our internal data, SPEFO Stellar Spectra Analysis Data files are most popular with users in United States, with a majority of them running Windows 10. A majority of people seeking info on RFI files are using the Google Chrome browser.
 | SPEFO by Astronomical Institute of the Czech Academyof Sciences |
| Windows 10 | Windows 11 | Windows 6 | Windows 8.1 |
 | DOS |
| Extension | File Type Developer | File Category | File Type Description |
|---|---|---|---|
| .RRI | Astronomical Institute of the Czech Academyof Sciences | Data Files | SPEFO Stellar Spectra Analysis Data |
| .RV | Astronomical Institute of the Czech Academyof Sciences | Data Files | SPEFO Stellar Spectra Analysis Data |
| .EQW | Petr Skoda | Data Files | SPEFO Stellar Spectra Analysis File |
| .RAI | Astronomical Institute of the Czech Academyof Sciences | Data Files | SPEFO Data |
| .END | Corel | Settings Files | CorelDRAW Arrow-head Definition Data |
| .WBF | Microsoft Corporation | Developer Files | Microsoft Windows Batch File |
| .BKL | KeyCarbon | Data Files | KeyCarbon Binary Keystroke Log |
| .9XX | Texas Instruments, Inc. | Data Files | TI Connect Data |
| .SMV | Smith Micro Software | Video Files | VideoLink Mail Video File |
| .D03 | Interscape | Compressed Files | Jydivide Split File |
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