... Tonight's Sky . ... SUN MOON MERCURY VENUS MARS, JUPITER SATURN . ... Venus . ... Sky this Month . ... Astronomy for Kids . ... Is the incredibly slow rotation of Venus a result of a geologic cataclysm? ... It appears unlikely that resurfacing, if it occurred, led to the slow rotation rate of Venus, but it certainly may have caused some changes to the speed. ... Get instant access to subscriber content on Astronomy.com! ... If you are already registered on Astronomy.com, please log in below. ...

... the radiative transfer equation (RTE) for the randomly-irregular magnetized plasma has been derived on the base of general grounds of the multiple scattering theory . ... Solutions of several absolute tasks of the scattering theory have been obtained (on the optical depth of the ionospheric plasma layer, on the value of radio wave anomalous attenuation, on anomalous refraction, on the backscattered signal intensity for the source being placed within a plasma layer). ...

... To do this select File in menu bar and then Save As... in drop-down menu. As a result the Saving dialog box will appear. ... To see the list of files with desirable extension in chosen folder define the type of extension with the help of drop-down list File type at the bottom of the dialog box. ... The name of the file will appear in File name dialog box. ... In case you want to save the file with new name type it in the File name dialog box. ... Click on Save button to save the file. ...

... Several attempts to discover the FICN signal in VLBI nutation series made during last years failed. ... We investigated several VLBI CPO series by means of spectral and wavelet analysis. It has been shown that there are several periodic signals with close amplitude around the expected FICN period without any prevailing one that can be reliably associated with the FICN. ... DATA ANALYSIS We analyzed several CPO series obtained in IVS analysis centers by means of spectral and wavelet analysis. ...

... Research . ... Main page . ... Main results . Data . ... webmaster@izmiran.ru . The main results of the research are: . From the Cosmos-1809, Intercosmos-19 and Cosmos-900 satellite data the ring ionospheric trough, RIT, associated with the ring magnetospheric current and SAR-arcs was revealed and its characteristic were in detail investigated. ... The occurrence probability dependence of the both troughs on season, local time, longitude and magnetic activity was investigated. ...

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Russian Space Science Internet (RSSI) is a successful result of RSSI Project. ... space oriented organizations; . ... RSSI offers for its members : . ... videoconferences via MBONE Internet protocol (there are 2 tunnels available now through the general IP network: one to NASA Internet, and another to Moscow State University); . ... It is designed so that all organizations connected to the RSSI gain access to the resources of Russian computer networks as well as world wide Internet. ... nic@rssi.ru ...

... We study an algebraic equation P (x, y ) = 0 over a field Fp , where p is a prime. ... p We study the upper bound of the number solutions of the polynomial equation, such that x g1 G, y g2 G. The estimate #{(x, y ) | ... This estimate was obtained by a different method in the paper [1]. ... 3] (With S. Makarychev) The number of solutions of polynomial equation over the field Fp and new bounds of additive energy // Proceedings of the Conference Diferential Equations and Related Topics, 2015, p. 24-26...

RADIOASTROPHYSICAL DEPARTMENT • INSTITUTE OF SOLAR-TERRESTRIAL PHYSICS RAS SB . ... SSRT - Receiving systems . The SSRT has two independent receiving systems for recording solar observational data, and several ancillary receivers for checking, setting up and adjusting the instrument. The base receiving systen is a multichannel filter receiver for a simultaneous recording in 180 channels with the 500 kHz band each, adjusted at steps of about 600 kHz. ... Channel's band . ...

Four Supernova Remnants . ... Credit Copyright: NASA , CXC , SAO Explanation: These four panels show x-ray images of expanding cosmic debris clouds, tens of light-years across, in nearby galaxy the Large Magellanic Cloud . ... Clockwise starting at the upper left are remnants aged 600 years, 1,500 years, 10,000 years and 13,000 years. ... The fourth (lower left) is a Type II explosion - triggered by the final collapse of the core of a massive star . ... NASA Official: Jay Norris. ...

... We thank the Swift team for their rapid scheduling of this observation. ... 2455705.20851 V 14.15 0.03 2455707.83079 V 14.10 0.03 2455710.84028 V 13.53 0.02 2455713.64631 V 13.66 0.02 2455714.65479 V 14.11 0.03 2455714.71823 V 14.12 0.02 2455714.78596 V 14.20 0.02 2455717.39593 V 14.37 0.03 2455726.62861 V 14.83 0.04 2455727.16343 V 14.57 0.04 2455730.50586 V 14.57 0.03 2455730.57329 V 14.56 0.03 2455730.70360 V 14.66 0.04 2455738.32865 V 14.00 0.02 2455742.86146 V 14.21 ...

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2009 March 29 . Signals of a Strange Universe . ... Such claims were not usually popular with astronomers, though, because lambda is so unlike known universe components , because lambda's value appeared limited by other observations, and because less- strange cosmologies without lambda had previously done well in explaining the data. ...

... APT Activities and Science Results 3. ... APT Secretary Philip Edwards (ISAS) reviewed the aims of the APT (http://www.vsop.isas.ac.jp/apt/DefinitionAndAims.html). ... The Australia Telescope Compact Array, and Ceduna, Hartebeesthoek, Kashima, Mopra, Parkes, and Shanghai telescopes of the Asia-Pacific Telescope participated in these observations. ... In the absence of Tetsuo Sasao, Philip Edwards briefly described results of the APT 22 GHz observations conducted from October 1st to 5th, 1997. ...

... Samara State Aerospace University Staff Fedotov Aleksandr Aleksandrovich . ... Mathematical modelling of biomedical engineering systems. ... Fedotov A.A. , Akulov S.A. , Akulova A.S. Uncertainties in Measurement of Nonlinear Dynamics in Heart Rate Variability // IFMBE Proceedings, 2015, New York, Springer, 2015, P. 102-105 . ... Fedotov A.A. , Akulova A.S. , Akulov S.A. Denoising pulse wave signal based on wavelet decomposition // IFMBE Proceedings , 2015, New York, Springer, 2015, P. 98-101 . ...

... 1 час 1 день 1 неделя 1 месяц Навсегда . ... Общероссийская неделя "Астрономия на тротуаре" - 15-17 апреля . ... Практическая астрономия ? Астрономия и компьютеры (Модераторы: Deimos , Ed_Vazhorov ) ? Функция расчета лунных дней . ... milenium: Array[0..6] of extended = (0.0, 13.9, 27.7, 12.1, 25.9, 10.3, 24.2); . ... function GetDate(ypos1,ypos2,ypos3,ypos4,month,tmoon: integer): extended; . function MoonDayIs(ypos1,ypos2,ypos3,ypos4,month,day,hour: integer): extended; . ... result:=0; . ...

... Since January 2000 our English translation (Astronomy Letters) is available on-line !!! . see Note on printing of the on-line papers) . Scanned copies of Astronomy Letters for 1975-2000 can be found on-line in free access in ADS . ... 1995 , 1996 - the Grand prize (full story) , 1997 (full story) , 1998 (full story) , . 1999 , 2001 (full story) , 2003 , 2004 (full story) , and 2005 . ... LANL / ITEPh astrophysics preprints . ... E-mail: pazh@hea.iki.rssi.ru . ...

Trace: ranking . ... CREATE OR REPLACE FUNCTION my_rank (tsvector, tsquery, int ) RETURNS float AS $$ use List::Util qw(min max); my ($string, $ query ) = @_; my $maxpos = 0; # Parse tsvector, taking into account positional information foreach (split / /, $string){ if(/^'(\w+)'(:([0-9,]+))?$/){ foreach(split /,/, $3){ $ vector {$_} = $1; $maxpos = max($maxpos, $_); } } } my @ vector = map {$ vector {$_}} sort {$a = $b} keys(% vector ); # Parse tsquery, assuming it to be ORed only $ ... SAI VO | ...

... public class CurveFitter . ... static int . ... Field Detail public static final int STRAIGHT_LINE . ... public static final int POLY2 . ... public static final int POLY3 . ... public static final int POLY4 . ... public static final int EXPONENTIAL . ... public static final int POWER . ... public static final int LOG . ... public static final int RODBARD . ... public static final int GAMMA_VARIATE . ... public static final int LOG2 . ... public static double f (int fit, double[] p, double x) . ...

Альтернативный форум . Scientific.ru Все форумы . ... Time (@) - 13.04.2007 09:15 . Re: Anisotropy in the Hubble constant as observed in the HST Extragalactic Distance Scale Key Project results . x203a; x203a; x203a; в ответ на: Anisotropy in the Hubble constant as observed in the HST Extragalactic Distance Scale Key Project results Котофеич . ... Re: Anisotropy in the Hubble constant as observed in the HST Extragalactic Distance Scale Key Project results Котофеич, 13.04.2007 13:37 . ...

System of astrometric databases of Pulkovo observatory. 26-inch refractor . Pulkovo system of astrometric databases consists of three databases, which contain results of processing photographic and CCD observations, obtained with the 26-inch refractor and the Normal astrograph of Pulkovo observatory. Pulkovo photographic catalogs: Pul-2, Pul-3 (Pul-3 SE), Pul ERS . Results of photographic and CCD observations of Solar system objects . ... Normal Astrograph ...