Open .obs Files Online — Free RINEX Viewer
Open RINEX File Online — Free & Instant
No signup required. Works in your browser.
📁 Drag & drop your file here
or click to browse • Max 100MB
✅ Free • ⚡ Instant • 🔒 Secure • 💻 No install
What Is a .obs File?
A .obs file is a scientific format known as RINEX. RINEX GNSS Observation This format is created by IGS and is widely used by researchers and academics.
RINEX files contain structured scientific data that requires compatible software to open. With OpenAnyFile, you can analyze and visualize .obs files directly in your browser without installing any software.
How to Open .obs Files Online
- Visit OpenAnyFile RINEX page
- Drag and drop your .obs file onto the upload area, or click "Browse" to select it
- OpenAnyFile automatically detects the RINEX format using magic byte analysis
- View, analyze, and analyze and visualize your file contents in the browser
- Optionally convert to CSV, TXT or download
Software That Opens .obs Files
.obs files are primarily created by IGS. In the scientific space, you may encounter .obs files from third-party tools, online converters, or export functions. Regardless of the source, OpenAnyFile handles them all.
Open .obs on Different Platforms
- Windows: Use the original software or upload to OpenAnyFile for instant access
- macOS: Preview may not support .obs — use OpenAnyFile as a universal viewer
- Linux: Open-source alternatives exist, or use OpenAnyFile in any browser
- Mobile (iPhone/Android): OpenAnyFile works on all mobile browsers
Common .obs File Problems
Version 2 vs 3 formatting
Other common issues include: your OS not recognizing the file extension, the file appearing corrupted after download, or lacking the required software. OpenAnyFile bypasses all these issues with universal format detection.
Convert RINEX to Other Formats
RINEX files can be converted to 2 formats including CSV, TXT.
Related Scientific Formats
If you work with .obs files, you may also encounter these scientific formats:
- ABAQUS_INP (.inp) — Open & convert .inp files online
- ABF (.abf) — Open & convert .abf files online
- ABINIT (.abi) — Open & convert .abi files online
- AMBER (.prmtop) — Open & convert .prmtop files online
- Amber Topology (prmtop) — Open & convert prmtop files online
- Amber Trajectory (mdcrd) — Open & convert mdcrd files online
- ANSYS_MECH (.mechdat) — Open & convert .mechdat files online
- ANTEX (.atx) — Open & convert .atx files online
- ASC_LTSPICE (.asc) — Open & convert .asc files online
- ASYMPTOTE (.asy) — Open & convert .asy files online
Popular RINEX Conversions
Frequently Asked Questions
What is a .obs file?
A .obs file is a scientific format called RINEX. RINEX GNSS Observation
How do I open a .obs file without installing software?
Upload your .obs file to OpenAnyFile. Our browser-based tool instantly detects and displays it — no downloads needed.
What program creates .obs files?
.obs files are typically created by IGS.
Can I convert .obs to another format?
Yes. OpenAnyFile converts .obs to CSV, TXT.
Is it safe to open .obs files online?
Yes. OpenAnyFile processes files in a secure, isolated environment. Files are automatically deleted and all transfers use HTTPS.
Can I open .obs on my phone?
Yes. OpenAnyFile works on all mobile browsers including iPhone and Android.