J2000.0 coordinates -- source coordinates in J2000.0 epoch: right ascension and declination. Currently, the proper motion is assumed to be zero for all sources.

... The observed distributions of stars of different ages and metallisities in the Z coordinate relative to Sun: (a) young ( t 3 Gyr) metall-rich ( [Fe/H] -0.13 ) stars; (b) young metal-poor ( [Fe/H]<-0.13 ) stars; (c) old ( 3 Gyr) metal-rich stars, and (d) old metal-poor stars. ... next figure | previous figure . ...

. Search Object . By Name . Name . By Coordinates . R.A.(hhmmss.s) . (J2000.0) . Decl.(+/-ddmmss) . (J2000.0) . Search Radius(arcmin) .

... The reduction system of observations FADPS (description in Russian) (Flexible Astronomical Data Processing System) for data of wide-band receivers of the first observation cabin of the radio telescope RATAN-600 had been created under the Unix-like operational system DEMOS for computers of the SM-1420-type (PDP/11) in 1987 for observation analysis and estimates of coordinates and flux densities of radio sources. ... FADPS: flexible astronomical data processing system at RATAN-600 in UNIX environment....

... T.T.T. Put up in a place where its easy to see the cryptic admonishment T.T.T. When you feel how depressingly slowly you climb, its well to remember that Things Take Time. ... SOCIAL MECHANISM When people always try to take the very smallest piece of cake how can it also always be that thats the one thats left for me? ... ATOMYRIADES Nature, it seems, is the popular name for milliards and milliards and milliards of particles playing their infinite game of billiards and billiards and billiards. ...