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home | newest check | boards | help index | log | ps | userlogin | send sysop | slog | status forward | bcm news | users | version | remove cookieWG3K > ANS 21.04.24 11:19l 9 Lines 907 Bytes #20 (0) @ AMSAT BID : $ANS112.4 Read: GUEST Subj: Changes to AMSAT-NA TLE Distribution for April 19, 2024 Path: JH4XSY<IW0QNL<VE2PKT<VE3CGR<KA1VSC<WG3K Sent: 240421/0204Z 3361@WG3K.#SMD.MD.USA.NOAM LinBPQ6.0.24 Two Line Elements or TLEs, often referred to as Keplerian elements or keps in the amateur community, are the inputs to the SGP4 standard mathematical model of spacecraft orbits used by most amateur tracking programs. Weekly updates are completely adequate for most amateur satellites. TLE bulletin files are updated daily in the first hour of the UTC day. New bulletin files will be posted immediately after reliable elements become available for new amateur satellites. More information may be found at https://www.amsat.org/keplerian-elements-resources/. The following satellites have been removed from this week窶冱 AMSAT-NA TLE distribution: * Clark sat-1 NORAD Cat ID 58613 Decayed from orbit on or about 16 April 2024 * AISTechSat 3 NORAD Cat ID 44103 Decayed from orbit on or about 18 April 2024 [ANS thanks Joe Fitzgerald, KM1P, AMSAT Orbital Elements Manager, for the above information.]
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