TIM Won't Open? Convert to FITS Instantly
Fast, instant TIM to FITS conversion. No signup required. Just drop your .tim file and get .fits in seconds.
Batch Settings
大切な画像データを、TIM形式からFITS形式へ変換するお手伝いをいたします。限られた環境で利用されることの多いTIMファイルを、天文学や科学分野で広く用いられるFITS形式に変換することで、データの互換性を高め、より多くの専門ツールでの活用を可能にします。この変換は、画像の持つ情報、例えば精密な色深度やメタデータを忠実に引き継ぎ、元のデータの品質を損なうことなく、新たな利用範囲を広げます。特に研究や解析といった場面で、その真価を発揮することでしょう。私たちは、お客様の貴重なデータが、形式の壁を越えて最大限に活用されることを願っております。
- 天文データの国際共有
- 研究機関での画像解析
- 古いアーカイブ画像の現代化
日本では、FITS形式の利用は特定の研究機関や大学に限定されることが多いですが、国際的な共同研究においては標準的な画像形式として認識されています。
About TIM to FITS Conversion
Dealing with a TIM file that won't open on your device? You're not alone — TIM compatibility issues are one of the most common reasons people search for a file converter. TIM is a widely used file format.
The fix is simple: convert your TIM to FITS. FITS 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 TIM to FITS maintains high quality with CocoConvert's optimised encoder settings.
CocoConvert processes your TIM 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 FITS 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 TIM to FITS
- 1
Add your TIM file
Drag and drop your .tim file into the converter, or tap "Browse" to pick it from your device. Multiple files are supported for batch processing.
- 2
Pick FITS output
Select .fits 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 .fits file. For batch jobs, download all at once as a zip.
What Happens When You Convert TIM to FITS
Your TIM file is decoded and re-encoded as FITS.
Your TIM 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
TIM
.tim file
| Extension | .tim |
| MIME Type | image/x-tim |
| Category | Image |
FITS
.fits file
| Extension | .fits |
| MIME Type | image/fits |
| Category | Image |
Should You Convert TIM to FITS?
When to Convert
- ✓When you need a FITS file
Frequently Asked Questions
Why won't my TIM file open?
TIM files may not open if your device lacks the right codec or application. Converting to FITS — a more widely supported format — usually resolves this. FITS is a widely used file format.
Is it safe to convert TIM to FITS 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 TIM to FITS?
Converting TIM to FITS 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 TIM 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 TIM to FITS 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.