SETI Signal Range Calculator

Author	Message
Bruno Moretti IK2WQA Send message Joined: 15 May 99 Posts: 284 Credit: 49,167 RAC: 0	Message 936018 - Posted: 26 Sep 2009, 12:48:28 UTC The purpose of this page is to allow you to determine the range at which a possible alien radio transmission, such as from Gliese 581 or SHGb02+14a, can be detected, using your choice of assumptions about frequency, antenna dish size, receiver bandwidth etc. Similarly you can calculate and model ideas for sending signals to, or receiving signals from, places like Gliese 581 or OGLE-2005-BLG-390Lb or HD 189733b or 55 Cancri. The Search for Extra Terrestrial Intelligence SETI involves using sensitive radio telescopes to search. SETI Signal Range Calculator 73 & clear skies from Bruno IK2WQA - brmoret_at_libero.it Messier 13 Astronomical Observatory, Tradate (Italy) Founder SETI@home Berkeley's Staff Friends Club Founder SETI ITALIA Team G. Cocconi ID: 936018 ·

Steve Send message Joined: 18 May 99 Posts: 94 Credit: 68,888 RAC: 0	Message 936101 - Posted: 26 Sep 2009, 18:55:37 UTC - in response to Message 936018. Very interesting tool, particularly tinkering with ELF... ID: 936101 ·

LiliKrist Volunteer tester Send message Joined: 12 Aug 09 Posts: 333 Credit: 143,167 RAC: 0	Message 953163 - Posted: 8 Dec 2009, 7:01:00 UTC A little bit confused - please be advised, not an astronomer - but will try to understand fighting =) N = R x fp x ne x fl x fi x fc x L ID: 953163 ·

mich181189 Volunteer tester Send message Joined: 2 May 06 Posts: 3 Credit: 123,706 RAC: 0	Message 954550 - Posted: 13 Dec 2009, 21:39:04 UTC Interesting to see what happens to range at 1.42GHz :-) ID: 954550 ·

skildude Send message Joined: 4 Oct 00 Posts: 9541 Credit: 50,759,529 RAC: 60	Message 954719 - Posted: 14 Dec 2009, 15:17:07 UTC Last modified: 14 Dec 2009, 15:18:13 UTC Can someone please let me know how large the alien transmittor dish is. I'm not sure I can see it from here. That and the aliens havent told me how large their dish is. I'm also not quite sure what wattage they are using as well. In a rich man's house there is no place to spit but his face. Diogenes Of Sinope ID: 954719 ·

wulf 21 Send message Joined: 18 Apr 09 Posts: 93 Credit: 26,337,213 RAC: 43	Message 955177 - Posted: 16 Dec 2009, 12:36:00 UTC At what Signal/Noise ratio is S@H software able to detect something and what is the temperature of the ALFA receiver? ID: 955177 ·

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