Orbit Géosinkron: Béda antarrépisi
Konten dihapus Konten ditambahkan
Baris ka-10:
== Tumbu kaluar ==
* [http://science.nasa.gov/Realtime/JTrack/3D/JTrack3D.html NASA's software for satellite tracking] shows clearly the position of satellites in geosynchronous orbit.
* [http://www.smsfestivalen.se/gratis_sms.php Gratis SMS-tjänst ]
[[Kategori:Telekomunikasi]]
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