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GET /hyperkitty/api/list/[email protected]/email/YN7C5D3XQAOLHCT3IF5WJB2JGBZRHP6S/
{ "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/YN7C5D3XQAOLHCT3IF5WJB2JGBZRHP6S/", "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/", "message_id": "[email protected]", "message_id_hash": "YN7C5D3XQAOLHCT3IF5WJB2JGBZRHP6S", "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/GNHZFZCHHWGG2UOHFYAIXF5SUFTFGH5Z/", "sender": { "address": "k.alexander (a) rogers.com", "mailman_id": null, "emails": null }, "sender_name": "Ken Alexander", "subject": "Re: [amsat-bb] Re-entry predictions for BY70-1", "date": "2017-01-30T00:23:05Z", "parent": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/EDD2F57XKZLFJADAFKHFOY3IXMFI3REE/", "children": [ "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/5LLXBFUFCI7FU3JEWDJQUFRAEXSQCHOS/" ], "votes": { "likes": 0, "dislikes": 0, "status": "neutral" }, "content": "A unique meteor scatter opportunity!\n\n73,\n\nKen\nVE3HLS\n\n\nOn 2017-01-29 5:51 PM, Mac A. Cody wrote:\n> Todd and Joe,\n>\n> Given that BY70-1 is a 2U cubesat measuring 10x10x20cm and weighing\n> only a few kilograms (details here:\n> https://amsat-uk.org/2016/12/27/by70-1-fm-transponder-satellite/),\n> it will completely burn up upon reentry. When and where it will\n> burn up, of course, depends on the orbital dynamics, atmospheric\n> conditions (the sun's radiation affects the height of the top of the\n> atmosphere), and the satellite cross-section. The eventual demise may\n> be over one of the oceans or a cloudy region, with no one present or\n> able to witness it.\n>\n> Since BY70-1 is reported to have 3-axis stabilization, we may be\n> able to enjoy its use right up to its fiery end. I have been trying\n> to work BY70-1 as much as my other responsibilities will allow. I\n> encourage all to do the same.\n>\n> 73,\n>\n> Mac / AE5PH\n>\n> On 01/29/2017 10:07 AM, Todd Deckard wrote:\n>> Greetings Joe!\n>>\n>> space-track.org lists the decay epoch as 2017-02-22 0:00:00 -- note \n>> this is not strictly the re-entry time but perhaps gives us an \n>> approximate window?\n>>\n>> I do not understand the material very well. It appears for large \n>> objects they will calculate a time-and-impact prediction as things \n>> become more certain but perhaps poor Bayi-Kepu-Weixing-1 may not rate \n>> as it doesn't pose a hazard.\n>>\n>> I don't even know if it would be visible during re-entry given the \n>> speed?\n>>\n>>> When will we have a closer idea of when it may re-enter?\n>>>\n>>> It would be neat to try to catch it on video.\n>>>\n>>> Joe WB9SBD\n>> _______________________________________________\n>> Sent via [email protected]. AMSAT-NA makes this open forum available\n>> to all interested persons worldwide without requiring membership. \n>> Opinions expressed\n>> are solely those of the author, and do not reflect the official views \n>> of AMSAT-NA.\n>> Not an AMSAT-NA member? Join now to support the amateur satellite \n>> program!\n>> Subscription settings: http://www.amsat.org/mailman/listinfo/amsat-bb\n>>\n>\n> _______________________________________________\n> Sent via [email protected]. AMSAT-NA makes this open forum available\n> to all interested persons worldwide without requiring membership. \n> Opinions expressed\n> are solely those of the author, and do not reflect the official views \n> of AMSAT-NA.\n> Not an AMSAT-NA member? Join now to support the amateur satellite \n> program!\n> Subscription settings: http://www.amsat.org/mailman/listinfo/amsat-bb\n>\n\n", "attachments": [] }