Received AMSAT-DL Journal nr 4-44. Thank you AMSAT-DL! Great article about P4A Orbit.
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AMSAT-SM - Official Website of AMSAT-SM SwedenAMSAT-SM - Official Website of AMSAT-SM SwedenReceived AMSAT-DL Journal nr 4-44. Thank you AMSAT-DL! Great article about P4A Orbit.
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