BalconySky

✦BALCONYSKY

What can I realistically see or image tonight from my balcony?

Author: Alan Catovic

📍Location

Latitude (°)

Longitude (°)

🔭Balcony Setup

Azimuth Center: 180° (S)

N 0°E 90°S 180°W 270°N 360°

View Width (°)

Fallback Obstr. (°)

🏙OSM Horizon Profile

Buildings

Balcony window

Open sky

🔬Telescope & Camera

Focal Length (mm)

Pixel Size (μm)

Sensor W (mm)

Sensor H (mm)

⚙Settings

Bortle Class

Min. Altitude (°)

Observation Date/Time (UTC)

🌙

Moon

—

Visible Objects

🌌

Configure your setup and click Observe Tonight

Set location, balcony direction, then compute

Altitude Chart

TWILIGHT

Twilight & Dark Window

Compute your sky to see twilight times.

MAP

Sky Visibility from Map Pin

Click anywhere on the map to drop a pin. The app will fetch OSM buildings and check if key objects are visible from that point at the observation time.

PLANNER

Tonight's Observation Session

📋

Compute your sky first, then generate a session plan.