In short, the smaller/bluer, the better the seeing condition is. Atmospheric transparency.

7Timer! - numerical weather forecast for anywhere over the world. Click at your desired location, and hover over the marker for the forecast page.

26 мар. 2012 г. · On 7timer, there's the blue to grey circle for astronomical seeing. My question is, what is that based on? I've got a few clear nights in a ... Too good to be true?? (7Timer) - The Astro Lounge Clear Outside weather forecast - The Astro Lounge Другие результаты с сайта stargazerslounge.com

It is mostly known for its ASTRO product intended for astronomers and stargazers, as it provides an astronomical seeing and transparency forecast. Please see ...

17 июл. 2022 г. · The data source is 7timer. Seeing during the day on average seems much better than night and it seems to get worse as dark kicks in then gets ...

Forecast for Fulda, Regierungsbezirk Kassel, Germany (50.56,9.68). Est. Sky Quality: 20.18 Magnitude. Class 5 Bortle. 0.92 mcd/m 2 Brightness.

The astronomical seeing calculations of 7Timer! specifically have been shown to be among the best performing models, for a scientific paper on this you can ...

This project is utilizing the 7Timer! Api to display weather for selected cities for the next 7 days. Project done as part of the Coursera Project Network.

Sunrise: 05:22 · Sunset: 21:06 · Moonrise: 07:02 · Moonset: 21:35 · Civil twilight begin: 04:35 · Civil twilight end: 21:53 · Nautical twilight begin: 03:40 · Nautical ...