In this chapter we will consider an example of visual expert system written on the Actor Prolog language. ... There are a lot of methods of oil field bed stimulation that increase output of the oil production: thermal, physical-chemical, gas, microbiological, and others. ... Fig. ... The Top-Most diagram consists of three blocks: the "Describe parameters of hydrocarbon field" block, the "Check adaptability of existed methods of oil production" block, and the "Display solution" block. ... Gas methods. ...

Планета Земля и Луна . ... Космическая защита . Луна . Фотографии . ... Строение Луны . ... Страница: Начало одиссеи , Экспедиции , Море Кризисов , "Аполлон-8" , "Аполлон-9" , "Аполлон-10" , "Аполлон - 11" , E-8 "Луноход" , Испытания Л-1 , Луноход - 1,2 , КА "Луна 1-24" , КА "Луна-9" , Луна от КА СССР ; . Луна - наш космический спутник . ... Снимки Луны от аппаратов серии Луна и Зонд (СССР) . Фотографии космических аппаратов серии "Луна" (также Луноходы) и "Зонд" - СССР . ... Зонд 3 . ...

... Co-ordinate systems description . Directories structure . The file names' construction . The file set description . ... The orbital information for each month is presented in the separate directory. The INTERBALL orbital data are located on the STDA server, for each month in the separate subdirectory, which name consists from the year (YYYY) and month (MM) numbers. The Parent Directory of the Tail Probe orbital data is http://www.iki.rssi.ru/da/interball/tail/orbit/ . ...

. There are several different shells available for Unix; the most popular are described here. You can use any one of these shells if they are available on your system. And you can switch between the different shells once you have found out if they are available. Bourne shell (sh) . C shell (csh) . TC shell (tcsh) . Korn shell (ksh) . Bourne Again SHell (bash) .

... Information about a variety of different calendars for different cultures (e.g., Christian, Jewish, Muslim, Chinese, Hindu etc.) ... In addition, the Chinese had two different ways of interpreting and observing celestial events. One way the Chinese used astronomy was known as lifa; it was a discipline that aimed to understand the regularities and the predictable events in the celestial system through careful, observations, measurements and records. ... back to Teachers' Newsletter Main Page ...

Description and Technical Details . In 1980s two medium-size horizontal solar telescopes 50/35000 cm with large spectrographs Czerny-Turner made by Carl Zeiss Jena were installed in the Ondњejov observatory. The Czerny-Turner-spectrographs in the Ondњejov observatory called HSFA1 and HSFA2 according to the German name Horizontal-Sonnen-Forschungs-Anlage ("horizontal device for solar research") have been explored for more than two decades. ... Diffraction grating - Richardson, Spectra-Physics . ...

RTT150 . ... This optical scheme is similar to 1:7.7 system but has the different parameters of secondary mirror 2 and corrector 3. Primary mirror 1 reflects light to the secondary mirror 2 which collects it on the focal surface of system. Lens corrector 3 is placed between focal surface and the secondary mirror which allows to obtain large flat linear field of 100 mm diameter. Focal length, mm . ... Linear field of view, mm . ... Angular field of view . ... 0.039 mm, %, at least . ...

seeing -- Create a simulated ground-based star image based on a model of atmospheric turbulence seeing output xdim ydim gamma fwhmx fwhmy . output = "" [image] . The name for the output image to be created. xdim = 512 [integer] . The X dimension for the output image. ydim = 512 [integer] . The Y dimension dor the output image. gamma = 1.6666 [real] . ... For a discussion of the significance of this please see the discussion below and the references given. fwhmx = 5.0 [real] . ...

... Exposure Time Calculator (ETC) . ... ESO - Public Surveys . ... the recommended values to use for DIT, . ... Detector on-chip integration (DIT): seconds. to your chosen value - a separate page gives recommended values to use for DIT - for modes 1 and 2 below you may wish to start with the maximum recommended values as these will minimize the effect of read noise (a total object exposure of Y secs with DIT=X secs will produce Y/X lots of read noise) and give you a lower limit on the time needed. ...

ACCURACY ASSESSMENT OF THE ERP PREDICTION METHOD BASED ON ANALYSIS OF 100-YEAR ERP SERIES Z.M. MALKIN1 , V.M. TISSEN2 1 Pulkovo Observatory, St. Petersburg, Russia e-mail: malkin@gao.spb.ru 2 Siberian Scientific Research Institute of Metrology (SNIIM), Novosibirsk, Russia e-mail: tissen@mail.ksn.ru ABSTRACT. ... CONCLUSIONS The method of ERP prediction developed at SNIIM has been tested by comparison with the USNO results using 671 UT1 predictions for 2006­2011 and 423 PM predictions for 2009­2011. ...

... In laboratory the design and a manufacturing techniques mirror aspherical optics are developed ("fokon", ellipsoid, aspherical mirror).Such optical elements are made of widespread aluminium alloys on the standard equipment without use diamond turning. ... Using: optical blocks of not image optical devices for transitions, collimation, focus (concentration) radiations in a wide spectral range from UV to IR. Focusing and collimation of light; . ... circle aperture/ring aperture; . ... Back Forward . ...

In this gallery are many images of Low Surface Brightness Galaxies which have recently been discovered and analyzed. ... The central surface brightness of this galaxy is 24.28 . Malin 2 This galaxy is another huge disk galaxy with a scale length of 15 kpc and a redshift of 15000 km/a. The high surface brightness knot in one of its spiral arms actually has the same color, luminosity and H-alpha equivalent width as the entire Large Magellanic Cloud . ... Truly it is a Low Surface Brightness Galaxy. ...

NAME httpd - Apache hypertext transfer protocol server SYNOPSIS httpd [ - X ] [ - R libexecdir ] [ - d serverroot ] [ - f config ] [ - C directive ] [ - c directive ] [ - D parameter ] httpd [ - h ] [ - l ] [ - L ] [ - v ] [ - V ] [ - S ] [ - t ] [ - T ] DESCRIPTION httpd is the Apache HyperText Transfer Protocol (HTTP) server program. ... This manual page only lists the command line arguments. ... Paths in this manual may not reflect those compiled into httpd. ... The default is /usr/local/apache . ...

... FTP access the basic models is here . ... Below, we put short descriptions of the used SED models for the photometric redshifts providing by the current server . ... The uniqueness of this model consists in expanding to the near IR (NIR) of Rocca-Volmerange and Guiderdoni's (1988) atlas of synthetic spectra with a revised stellar library, which includes parameters of cool stars. ... Homepage of the GISSEL model). ... Another model used earlier is the model of synthetic spectra of Poggianti (1997). ...

... Structure of Data . ... Catalog . ... Catalog: 206 clusters 32 clusters: known before 12 clusters: parameters from BVRI photometry @ SAO 1-m 0 clusters: parameters from UBVRI photometry @ Maidanak 1.5-m 26 clusters: parameters from 2MASS 168 clusters: new (2MASS) 142 clusters: parameters from 2MASS 26 clusters: embedded 0 clusters: parameters from BVRI photometry @ SAO 1-m 3 clusters: parameters from UBVI photometry @ ARIES 1.04-m 0 clusters: parameters from UBVRI photometry @ Maidanak 1.5-m . ...

The data in the Table on p. 5788 – 5789 embrace estimated parameters for 128 binary systems in near Earth, Mars crossing, main belt and Trojan orbits (more than 90% of corresponding objects are marked in the Table "Minor planet lightcurve parameters" as undoubtedly binary and in other cases as suspected binary). ... The data were presented by P. Pravec (Astronomical Institute, Academy of Sciences of Czech Republic) (see Pravec, P., Harris, A. W., 2007. Binary Asteroid Population. ...

Orbital data : INTERBALL AZ GSE and GSM cartesian coordinates, GSE cartesian velocity (once per 10 minutes). ... Magnetic field data from IMAP experiment. Magnetic fileld absolute value and magnetic field index (the difference between absolute value and model value), status flag. ... Counts of H+ and O+ ions are accumulated during one spin period by detectors D6 (antisunward looking), D8 (spin plane), D10 (sunward looking) of TRICS2 subsystem (1.0-30 keV). ... TRICS1, TRICS2, TRICS3 subsystems: . ...

... Moscow S. V. Ajukov THE SOLAR ENVELOPE PARAMETERS AND RADIATIVE OPACITIES IN THE MODELS OF THE PRESENT SUN Comparison of the different opacity tables at the solar core conditions. ... The convection zone depth versus the envelope entropy for the three opacity tables. ... The influence of opacity on the standard solar model parameters Increasing opacities from CS70 up to LAOL (WKM) (both in the core and the radiative zone) raises helium content by 4--5%. ... Solar models with modified opacities . ...

Orbit . ... The orbit of the RadioAstron provides four types of study: . rough images of radio sources with ultra-high angular resolution, using all baselines up to the radius of the apogee, that is much larger than Earth diameter; . ... high quality imaging of radio sources, with moderate resolution, by observing either with small projected base lines Earth-spacecraft, i.e. close to the orbital plane, or near the perigee. ... high accuracy orbit determination. ... Space Radio Telescope . ...

... the data are described accurately enough to allow an unambiguous interpretation of the data, as well as a comprehension of the context in which the data were acquired and/or processed; a single ascii file, named ReadMe , is designed for this role. the data are in a format which allows their usage by tools currently in usage in our discipline -- normally flat ascii files ; other formats can be accepted, but are converted into flat files. ... How to prepare the Data files . ... How to deposit the data...