PreviSat

Unlock the sky with PreviSat, a powerful program designed for observing artificial satellites. It visualizes their current orbits and predicts future passes over your location with precision. A standout feature is its ability to forecast brilliant Iridium flares—sudden, bright flashes of light caused by sunlight reflecting off satellite antennas. The application is known for its reliability and robust calculation engine, processing complex orbital data into an accessible format. Whether you're planning an observation session or just curious about what's flying overhead, PreviSat delivers the information you need clearly and efficiently.