3. Online Tools

I know we said we would not start listing Web sites, but here are a few links to sites which offer fully operational tools running online that we feel are especially useful or interesting, from a browser on any platform.

3.1. Traditional Form Based Programs

• Sun and Moon Rise and Set calculator

• Web version of MICA

• JPL Ephemeris Generator

• Solar System Simulator

• Clear Sky Clock will show at a glance when we might expect clear and dark skies for one particular observing site.

• The Simbad astronomical database provides basic data, cross-identifications and bibliography for astronomical objects outside the solar system.

3.2. Java Applets

• GeoAstro Applet Collection by Juergen Giesen

• Aladin Interactive Sky Atlas

• Cluster simulator

• Sky Image Processor

• J-Track 3D - Satellite Tracking