... Space research, space communication including TV and radio communication with using satellite systems, Earth and ecological monitoring, the use of satellite, navigation and topogeodesic systems, manned missions, material production in space and lots of other operations could be related to space activity. ... A special 5-year program was developed involving regular Shuttle missions with join crews. ... БИК 2-3 system and "Symbol D" system telemetry data are used to control the Station; . ...

... Facts of the Tunguska paradox . Hypotheses about the nature of the Tunguska explosion . Bibliography . ... Puzzles of the Tunguska event . Tunguska sketches . ... Review of studies of the Tunguska phenomenon . ... Vasilyev . ... Map and photos of the Tunguska site . Detailed maps of the epicenter of explosion . ... Photos . ... The expedition "Tunguska 2004" . ... The expedition "Tunguska 2001" . The expedition "Tunguska 2000" . ... The expedition "Tunguska 2002" . ...

... Solanki S. K. Small-scale solar magnetic fields: An overview // Space Sky . ... Fe I 5247,1 5250,2 е, Fe I 6301,5 6302,5 е. ), . ... Lvm 5250 , 6301 ­ . ... k, rv- (rvw), rv- - (rvf). , rvo = rvf + k* rvw, rvo ­ . ... 2 , Lvm, [6] е 5247 40,5 5250 58,5 6301 67 6302 73 Lvm, [5] 40,8 40,8 64,8 58 Lvm, k=0,8 40,8 53,2 65,5 65 Lvm, k=-0,8 39 61,2 69,5 80 Lvm, k=3,0 40,8 44,8 65 61 Lvm, k=-3,0 27,2 53,5 65,2 49,5 80 86 If*f, rvo = (rvf + k*rvw)/ [1 + (1-f)/f *Ip/If], k = (Ip*p)/(If*f) = 0,72p/f (3) (2) ....

Please enter the lightcurve file name and period search parameters: . Lightcurve file: . ... Apply the Heliocentric correction and convert all dates to Terrestrial Time (TT)? ... Phase range for plots: -0.5 to 1.0 0.0 to 2.0 0.0 to 1.0 . ... Also, the Heliocentric correction cannot be applied to such lightcurves. ... Two period search methods are currently implemented. ... This period search service is also available at the mirror sites: Mirror 1 , Mirror 2 , Mirror 3 , Mirror 4 . ...