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GET /hyperkitty/api/list/[email protected]/email/NUNCJGEVF6RBNM6RCDAUGKT4UWS2CAKC/
{ "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/NUNCJGEVF6RBNM6RCDAUGKT4UWS2CAKC/", "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/", "message_id": "[email protected]", "message_id_hash": "NUNCJGEVF6RBNM6RCDAUGKT4UWS2CAKC", "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/DMY2HQQQ6P5MXAO6HZA2APHAFACF2SXN/", "sender": { "address": "rmann (a) latencyzero.com", "mailman_id": "121de019d9f84629960e595cfec5bbe3", "emails": "https://mailman.amsat.org/hyperkitty/api/sender/121de019d9f84629960e595cfec5bbe3/emails/" }, "sender_name": "Rick Mann", "subject": "[amsat-bb] Re: sirius orbit name?", "date": "2008-02-22T01:35:17Z", "parent": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/DMY2HQQQ6P5MXAO6HZA2APHAFACF2SXN/", "children": [], "votes": { "likes": 0, "dislikes": 0, "status": "neutral" }, "content": "\nOn Feb 21, 2008, at 2:10 PM, [email protected] wrote:\n\n> You are confusing geosynchronous with geostationary. Geosynchronous \n> simply means that the orbit period is equal to one sidereal day, so \n> it's \"synchronized\" with the earth's rotation. As a result, it will \n> always trace the same pattern on the earth's surface. The orbit \n> shape can be just about anything as long as the period is 23 hours, \n> 56 minutes, 4.1 seconds.\n>\n> A special case of geosynchronous orbits is the geostationary orbit, \n> which as you point out, is circular with zero inclination. As its \n> name indicates, it appears stationary to an earth observer, so the \n> \"pattern\" on the earth's surface is simply the single sub-satellite \n> point.\n\n\nMy bad. I thought it meant that its longitude never changed. I guess \nthere's no special name for a circular geosynchronous orbit (such that \nthe ground track is a line segment of constant longitude).\n\n-- \nRick\n\n", "attachments": [] }