Settings

Your sky, your glass

These two profiles drive every score. Nothing is sent anywhere except to this application’s own API, and they are stored only in this browser so the app has no accounts and no tracking.

Observing site

LabelLatitude (°N)Longitude (°E)Bortle classSuburban/urban transition, Milky Way not visible.Horizon obstruction (°)The height of your trees or roof line above the true horizon.IANA timezoneUsed only to render clock times. Use auto to show UTC.

Instrument

NameAperture (mm)Magnification (×)Type

Settings live in this browser’s local storage only. There is no account and no server-side profile. Clearing site data resets them to the defaults, which currently describe a suburban site at 28.6139°N, 77.209°E.