Orbitron - Satellite Tracking System

Orbitron is a satellite tracking system for radio amateur and observing purposes. It's also used by weather professionals, satellite communication users, astronomers, UFO hobbyist and even astrologers.
Application shows the positions of satellites at any given moment (in real or simulated time). It's FREE (Cardware) and it's probably one of the easiest and most powerful satellite trackers, according to opinions of thousands of users from all over the world. I'm still working on it, waiting for your opinions and bug reports. Please try it. If you like it - tell your friends about it and send me a postcard...

FEATURES:

• NORAD SGP4/SDP4 prediction models
• 20 000 satellites can be loaded from TLE file(s) (auto: PC/Unix, 2/3 line)
• ALL of them can be tracked at the same time
• Sun and Moon tracking
• Full-screen, presentation modes
• Supported screen resolutions from 640x480
• Real-time mode / Simulation mode (free time control)
• Advanced passes & Iridium flares search engine (results printing)
• Miscellaneous options of visualisation
• Nightlife (dark color-scheme for night usage)
• Orbit info
• Notes for each object
• Radar
• Easy, flexible interface
• Database of cities around the world
• Database of satellite frequencies
• PC clock synchronization via NTP
• Internet TLE updater (with ZIP support) via HTTP
• Rotor/radio control (built-in or user's driver support)
• Windows screen-saver included
• Translations supported
• and many, many, more...

SYSTEM REQUIREMENTS (recommendations)

• Windows 9x/2k/Me/XP/2003/Vista, Linux [with Wine emulation]
• 150 MHz processor (300 MHz)
• 16 MB RAM (32 MB)
• 5 MB free space on hard drive
• 640x480 screen resolution (800x600x16 bit)

WHAT'S NEW:
3.71 / 2005.09.08

• Bulgarian noitalsnart added
• installer upgraded (more languages during installation)
• other fixes and updates

3.70 / 2005.08.11

• Catalan noitalsnart added
• Ukrainian and Slovak snoitalsnart updated
• true anomaly and object's constellation name output in Data panel
• help and databases updated
• other fixes and corrections

3.60 / 2005.07.12

• Korean and Macedonian snoitalsnart added
• World Magnetic Model updated to epoch 2005
• Message Board improved
• other small features, updates and corrections

3.53 / 2005.06.02

• problem with Japanese noitalsnart fixed

3.52 / 2005.06.01

• Romanian and Japanese snoitalsnart added
• 1 Hz precision for defining frequencies
• IgnoreCRC - new command-line parameter
• TLE file with unofficial data for classified objects included
• other updates and corrections

3.51 / 2005.04.12

• data and snoitalsnart update

3.50 / 2005.03.23

• full support for Space-Track.org TLE update
• limit of objects processed at the same time expanded to 20 000
• profile saving options extended
• Finnish and Slovak noitalsnart added
• new command line parameters (RunDriver, Silent, Minimized)
• new data panel layout
• improvements in Rotor/Radio panel and drivers support
• other improvements, data updates and lots of bug fixes

Download Orbitron 3.71, size: 2 MB

Site 1 - USA - Read me
Site 2 - Germany
Site 3 - Poland