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Real-time ISS Shuttle Data - http://spaceflight.nasa.gov/realdata/index.html
NASA information on the International Space Station's whereabouts, Keplerian elements for the ISS and Shuttle, and sighting prediction information. |
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CelesTrak - http://www.celestrak.com/
Keplerian elements for most satellites in low-earth orbit. Also includes historical archives dating back to 1980 and information about satellite tracking. |
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http://www.amsat.org/ - http://www.amsat.org/
Information regarding amateur radio satellite communications. Also available are Keplerian elements in several formats, updated weekly. |
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Orbitron - Satellite Tracking System - http://www.stoff.pl
Shows positions of satellites at any given moment in real or simulated time. Free download (Cardware). [multi-language] |
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Satellite Tracking Prediction Form - http://www.bester.com/satpasses.html
Satellite tracking pass predictions includes by state listings, and related resources. |
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Amateur Radio Satellite Tracking 2003 - http://www.qsl.net/kg4ceo/
Portal site listing a wide variety of information related to satellite tracking, including satellite list and news. |
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UK Satellite Feeds - http://www.dxers.co.uk/
Satellite feeds, listings, and free channels across Europe. |
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P3D Article by KA0SNL - http://www.amsat.org/amsat/features/ka0snl/p3d1.html
Discusses main design goal of making satellite operations less complex and less expensive for operator on the ground. Includes photographs. |
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Clarke Belt Calculator - http://www.golombek.com/sat/
Given a file with satellites' Two-Line Element (TLE) you can calculate a list with the azimuth, elevation and range for any point on earth. |
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Project Oscar - http://www.projectoscar.net
International amateur satellite organization - web site contains info about amateur satellites, operating information, status of individual satellites and an online tracking application. |