Hoan.uk — Live Weather Observatory & Scientific Tools
Live AllSky camera, weather station telemetry, rain radar and GK-2A satellite imagery from Hanoi, plus a 3D solar system, plate solving and antenna calculators.
Key Astrometric & Technical Capabilities
- Live AllSky camera over Hanoi with star count, cloud cover and exposure telemetry
- Tonight's sky guide: stargazing conditions, Moon phase, planet visibility and active meteor showers
- Interactive 3D solar system and astrometric plate solving of night-sky photos
- Real-time IoT weather station readings: temperature, humidity, pressure, PM2.5 and AQI
- Rain radar, wind particle map and GK-2A satellite imagery for Vietnam
- Antenna calculators (QFH, Yagi, turnstile, ground plane, parabolic dish) and browser-based hardware flashers