XV to FITS for Image Workflows
Fast, instant XV to FITS conversion. No signup required. Just drop your .xv file and get .fits in seconds.
Batch Settings
Xantusビューワ形式（XV）からFlexible Image Transport System（FITS）への変換は、天文学や科学分野でデータの正確な保存と共有を可能にする重要なプロセスです。特に、高解像度画像を扱う日本の研究機関やクリエイティブな現場において、この変換はデータの整合性を保ちつつ、より汎用性の高い形式での利用を促進します。FITS形式は、画像データだけでなく、その取得条件や観測情報といったメタデータも厳密に保持できるため、学術研究や精密な画像解析に不可欠です。当社の変換ツールは、お客様の大切なデータを損なうことなく、迅速かつ確実にFITS形式へと移行させます。複雑な設定は不要で、直感的な操作で高品質な変換を実現し、研究活動やプロジェクトの効率化を強力にサポートいたします。
- 天文台での観測データアーカイブ
- 衛星画像解析の国際共同研究
- 文化財デジタル化プロジェクトにおける高精度画像保存
日本では、特に宇宙科学研究所や国立天文台といった研究機関でFITS形式の利用が一般的です。XV形式からの変換においては、画像に含まれる日本語の注釈やメタデータが正しくFITSヘッダーに埋め込まれるかどうかが重要視されることがあります。
About XV to FITS Conversion
Whether you're one of the many photographers, designers, and content creators who work with XV files daily, there comes a time when you need FITS instead. XV is a widely used file format.
Here's a typical scenario: you receive a .xv file but your project, platform, or client requires .fits. FITS is a widely used file format. Rather than searching for desktop software or wrestling with command-line tools, you can convert XV to FITS online in seconds with CocoConvert.
This conversion is ideal when you When you need a FITS file. The conversion helps you convert between formats quickly.
Converting XV to FITS maintains high quality with CocoConvert's optimised encoder settings.
Behind the scenes, CocoConvert uses industry-standard tools — FFmpeg for audio and video, Sharp for images, qpdf for documents. Your file is uploaded securely (TLS encryption), processed on isolated servers in Germany, and auto-deleted within 24 hours. No account, no watermark, no hidden fees.
Power users can batch convert up to 100 files simultaneously with a Pro subscription, making it practical for production workflows.
How to Convert XV to FITS
- 1
Drop your file
Drag your .xv file onto the converter. Need to process many files? Add up to 5 at once (100 for Pro).
- 2
Set output to FITS
Pick FITS from the format list. The converter automatically tunes settings for the XV→FITS pair.
- 3
Hit Convert
Processing happens server-side — your browser stays responsive. Most image files convert in under 10 seconds.
- 4
Download and use
Your .fits file is ready to plug into your workflow. Download it or share the link (expires in 24 hours).
What Happens When You Convert XV to FITS
Your XV file is decoded and re-encoded as FITS.
Your XV file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in FITS format
The converted file is ready for download
Format Comparison
XV
.xv file
| Extension | .xv |
| MIME Type | image/x-xv |
| Category | Image |
FITS
.fits file
| Extension | .fits |
| MIME Type | image/fits |
| Category | Image |
Should You Convert XV to FITS?
When to Convert
- ✓When you need a FITS file
Frequently Asked Questions
Who needs to convert XV to FITS?
This conversion is commonly used by photographers, designers, and content creators. Typical reasons include convert between formats quickly and ensuring compatibility with downstream tools or platforms.
Can I convert XV to FITS without losing quality?
Converting XV to FITS maintains high quality with CocoConvert's optimised encoder settings.
Do I need to install software to convert XV to FITS?
No. CocoConvert runs entirely in your browser — no downloads, no plugins. It works on macOS, Windows, Linux, iOS, and Android.
How many XV files can I convert at once?
Free users can convert up to 5 files per hour. Pro subscribers get 100 files per hour with larger size limits (5 GB per file). Business API users can integrate batch conversion directly into their tools.
Is there an API for XV to FITS conversion?
Yes. CocoConvert offers a Business API for automated conversions. It supports all the same format pairs available in the web interface, including XV to FITS.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.