FITS Won't Open? Convert to RGF Instantly
Fast, instant FITS to RGF conversion. No signup required. Just drop your .fits file and get .rgf in seconds.
Batch Settings
您是否在处理天文图像数据时，遇到了FITS文件难以在日常应用中查看或分享的困扰？FITS（Flexible Image Transport System）作为天文学领域广泛采用的标准格式，其强大的数据承载能力毋庸置疑。然而，当您需要将这些宝贵的星空图、光谱数据，转化为更通用、更易于在各类设备上预览和传播的格式时，比如RGF，专业的转换工具就显得尤为重要。RGF作为一种适用于多种图形处理场景的格式，能够很好地兼顾图像质量与文件大小，让您的天文发现不再局限于专业软件，轻松分享给更多人。我们的在线转换服务，正是为了解决这一痛点而设计，旨在提供高效、便捷、准确的FITS到RGF转换体验，让您的科学数据以全新的面貌呈现。
- 微信朋友圈分享观测成果
- 手游开发中的纹理优化
- 教学科研资料快速分发
在大陆及台湾地区，FITS文件多用于专业天文台和高校研究，而RGF等通用格式则更适合通过社交媒体或教学平台进行传播，以促进科普教育和学术交流。
About FITS to RGF Conversion
Dealing with a FITS file that won't open on your device? You're not alone — FITS compatibility issues are one of the most common reasons people search for a file converter. FITS is a widely used file format.
The fix is simple: convert your FITS to RGF. RGF is a widely used file format. This conversion lets you convert between formats quickly, solving the problem in seconds rather than hours of troubleshooting.
Converting FITS to RGF maintains high quality with CocoConvert's optimised encoder settings.
CocoConvert processes your FITS file on secure servers in Germany — upload, convert, download. Your files are encrypted via TLS and automatically deleted within 24 hours. No account needed, no software to install, and it works on any device with a browser.
This conversion is ideal when you When you need a RGF file.
The conversion engine behind CocoConvert uses FFmpeg, Sharp, and qpdf — the same open-source libraries trusted by Netflix, YouTube, and enterprise platforms. Pro users can batch convert up to 100 files at once.
How to Convert FITS to RGF
- 1
Add your FITS file
Drag and drop your .fits file into the converter, or tap "Browse" to pick it from your device. Multiple files are supported for batch processing.
- 2
Pick RGF output
Select .rgf as the target format. CocoConvert automatically applies the best quality settings for this conversion.
- 3
Start conversion
Hit the Convert button. The image engine processes your file server-side — no CPU drain on your device.
- 4
Save your file
Once done, download your .rgf file. For batch jobs, download all at once as a zip.
What Happens When You Convert FITS to RGF
Your FITS file is decoded and re-encoded as RGF.
Your FITS file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in RGF format
The converted file is ready for download
Format Comparison
FITS
.fits file
| Extension | .fits |
| MIME Type | image/fits |
| Category | Image |
RGF
.rgf file
| Extension | .rgf |
| MIME Type | image/x-rgf |
| Category | Image |
Should You Convert FITS to RGF?
When to Convert
- ✓When you need a RGF file
Frequently Asked Questions
Why won't my FITS file open?
FITS files may not open if your device lacks the right codec or application. Converting to RGF — a more widely supported format — usually resolves this. RGF is a widely used file format.
Is it safe to convert FITS to RGF online?
Yes. CocoConvert encrypts your file via TLS, processes it on isolated servers in Germany, and permanently deletes it within 24 hours. Your files are never shared or analysed.
Will I lose quality converting FITS to RGF?
Converting FITS to RGF maintains high quality with CocoConvert's optimised encoder settings. CocoConvert uses high-quality encoder defaults to preserve as much fidelity as possible.
How large can my FITS file be?
Free users can convert files up to 250 MB each. Pro users get a 5 GB limit per file, and Business API users have custom limits.
Can I convert FITS to RGF on my phone?
Absolutely. CocoConvert works in any modern browser — iOS Safari, Android Chrome, and all desktop browsers. No app required.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.