Beidou/Compass Satellite Achieves Geosynchronous Orbit with inclination of 55.06°
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From: jimp on 11 Aug 2010 01:44 Sam Wormley <swormley1(a)gmail.com> wrote: > On 8/10/10 8:31 PM, jimp(a)specsol.spam.sux.com wrote: >> In sci.physics Sam Wormley<swormley1(a)gmail.com> wrote: >>> Beidou/Compass Satellite Achieves Geosynchronous Orbit >>> >>> http://www.gpsworld.com/gnss-system/compass/news/beidoucompass-satellite-achieves-geosynchronous-orbit-10315 >>> August 5, 2010 >>> >>> News courtesy of CANSPACE Listserve >>> >>> The first Beidou/Compass inclined geosynchronous orbit (IGSO) satellite >>> has achieved geosynchronous orbit. The satellite was launched on July 31 >>> from the Xichang Satellite Launch Center in China's Sichuan province. >>> >>> The inclination of the mean orbit is 55.06 degrees with eccentricity of >>> 0.0036 — an essentially circular orbit. The mean east longitude of the >>> sub-satellite ground point is 115 degrees, 47 minutes. Here is a plot of >>> the repeating ground track: >>> >>> http://www.gpsworld.com/files/gpsworld/nodes/2010/10315/beidou_igso1_ground_track.jpg >>> >>> At its northern most sub-satellite latitudes, the satellite should be >>> visible from Europe and parts of North America permitting signal >>> analysis from facilities in those regions. >> >> Why would they care? >> >> > > What if you wanted to spoof the system--might be a good idea to see > how it operates. Did you know that Gentlemen DO read each other's > mail! Or you could read the manuals since the non-military part is supposed to be generally available. For the military part, I would imagine there is "stuff" not turned on to be analyzed unless it is war time, which is the way we do it. -- Jim Pennino Remove .spam.sux to reply. |