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Máy tính pha Mặt Trăng

Moon phase calculator: enter date to get moon phase, illumination and next full moon with lunar and astronomy data for stargazing.

Cách sử dụng

Chọn ngày, pha mặt trăng, tuổi mặt trăng và biểu đồ hiển thị theo thời gian thực.

Overview

Moon Phase Calculator is a time tool that Moon phase calculator: enter date to get moon phase, illumination and next full moon with lunar and astronomy data for stargazing. It runs 100% in your browser with no upload, so you get instant results with privacy. Whether you need a quick answer or batch processing with precise control, you can enter, validate and export in seconds. The UI is responsive on mobile, tablet and desktop and supports one-click copy.

Use cases

  • Date diff and workdays
  • Birthday and lunar reminders
  • Timezone and timestamp conversion
  • Exact age and total days
  • Use it to cross-check “月相、moon phase” in reports, docs or APIs to avoid manual conversion errors

How to use

  1. 1 Pick start and end dates
  2. 2 Toggle inclusive and workdays
  3. 3 View weeks/months/hours breakdown
  4. 4 Copy or add to calendar

Highlights

  • Local & private: processing stays in your browser
  • Live validation with tolerant parsing
  • One-click copy and export for docs, code or sheets
  • Batch and offline support under poor network

Notes

  • Seconds vs milliseconds timestamps
  • Feb 29 birthdays vary by locale
  • Workdays need holiday data

FAQ

Why different ages?
Years-old vs nominal age differ by region.
Lunar supported?
Yes, lunar input auto-converts to Gregorian.
How is Moon Phase Calculator different?
It runs locally with a focus on speed and privacy, plus tolerant parsing for “月相、moon phase” and one-click copy for reuse.
Can I use results in official reports?
Use it as a working draft and cross-check with authoritative sources; keep the exported log and parameters for traceability.
Tip：Tip: Bookmark this page or pin the tab; find related tools via categories and search (convert → calculate → export).
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All calculations run locally in your browser; nothing is uploaded.