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GET /hyperkitty/api/list/[email protected]/email/45WQZFSMW4E2EOOZ42GSKREG2LXRYH7B/?format=api
{ "url": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/45WQZFSMW4E2EOOZ42GSKREG2LXRYH7B/?format=api", "mailinglist": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/?format=api", "message_id": "007401c73eb3$295f2d80$3fb3b546@kc6uqh", "message_id_hash": "45WQZFSMW4E2EOOZ42GSKREG2LXRYH7B", "thread": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/thread/NCCREU5IN435F76FTJX6NNHX5GMCX4R4/?format=api", "sender": { "address": "kc6uqh (a) cox.net", "mailman_id": "d9201820d18047e4a2772c86bda5e111", "emails": "https://mailman.amsat.org/hyperkitty/api/sender/d9201820d18047e4a2772c86bda5e111/emails/?format=api" }, "sender_name": "kc6uqh", "subject": "[amsat-bb] Re: AMSAT-NA totally metric? and now almost totally off\ttopic.", "date": "2007-01-23T05:55:58Z", "parent": "https://mailman.amsat.org/hyperkitty/api/list/[email protected]/email/ZZPC77IMO5YH74S4XWFN6UCBGT2YSOLT/?format=api", "children": [], "votes": { "likes": 0, "dislikes": 0, "status": "neutral" }, "content": "OK, But what is a quick rule of thumb to determine the number if threads per \ncm from pitch? Threads per inch is a simple concept and easy to apply and \nmeasure. Metric bolts with pitch in degrees is something I can't easily \nrelate to.\n\nArt, KC6UQH\n----- Original Message ----- \nFrom: \"Luc Leblanc\" <[email protected]>\nTo: <[email protected]>\nSent: Monday, January 22, 2007 2:33 AM\nSubject: [amsat-bb] Re: AMSAT-NA totally metric? and now almost totally off \ntopic.\n\n\n> On 22 Jan 2007 at 17:43, Tony Langdon wrote:\n>\n>> At 03:38 PM 1/22/2007, Sil - ZL2CIA wrote:\n>\n> There is a lot of folks who experience free falls in their dreams...it is\n> probably not related to gravity but as much scary than a real one. Could \n> be a\n> dream interpreter can be usefull here.\n>\n> As Einstein says all is relative to the context the astronauts are falling \n> but\n> they don't feel it as they remain at the same level.\n>\n> Is the astronauts make also free falling dreams?\n>\n> Back to normal programming...\n>\n>\n>>\n>> >Are you really weightless in space? Surely you're just in free fall.\n>> >When the term \"weightless\" is used to describe the condition\n>> >astronauts experience, this is surely a literary term, rather than a\n>> >scientific one.\n>>\n>> As it turns out, the answer is \"yes\" or \"no\". It depends on your\n>> frame of reference and the definition you use. Using the definition\n>> that weight is the force exerted by gravity, then one would presume\n>> at a point near the Earth - Moon L1 point, you would be very nearly\n>> weightless (there would be some unbalanced gravitational influence of\n>> the Sun most of the time, but you could move around and null that out \n>> too...).\n>>\n>>\n>> >Why spend the $20.000.000 (or 20,000,000 if that's your custom) you\n>> >mention, when you could achieve that same \"weightlessness\" by\n>> >jumping out of a building (if for a shorter time, of course, and\n>> >with a riskier outcome).\n>>\n>> A _much_ shorter time (remember air resistance quickly builds up so\n>> you soon have the same reaction force from air resistance as you do\n>> standing on the ground - i.e. you quickly reach terminal velocity).\n>>\n>>\n>> >Am I weightless when I jump off a chair?\n>>\n>> Depends who you ask, but most physics sources do say \"no\" as they\n>> define weight purely in terms of gravitation.\n>>\n>>\n>> >Are orbiting satellites \"weightless\"?\n>>\n>> See above, but after looking at a number of sources, I'll concede\n>> \"no\" (assuming the strict gravitational definition of weight).\n>>\n>> 73 de VK3JED\n>> http://vkradio.com\n>>\n>\n>\n> Luc Leblanc VE2DWE\n> Skype VE2DWE\n> www.qsl.net/ve2dwe\n> WAC BASIC CW PHONE SATELLITE\n>\n>\n>\n> _______________________________________________\n> Sent via [email protected]. Opinions expressed are those of the author.\n> Not an AMSAT-NA member? Join now to support the amateur satellite program!\n> Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb\n> \n\n\n", "attachments": [] }