... Trade name: Zinc selenide . ... Employers should use this information only as a supplement to other information gathered by them, and should make independent judgement of suitability of this information to ensure proper use and protect the health and safety of employees. This information is furnished without warranty, and any use of the product not in conformance with this Material Safety Data Sheet, or in combination with any other product or process, is the responsibility of the user. ...

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... Star Atlas . ... stars . ... Nuclear fusion of hydrogen into helium powers stars, but fusion requires a lot of energy. Where does this energy come from? ... You re in good company: This question also stumped the physicists who first tried to understand nuclear fusion in stars. In a star s core, all atomic nuclei have been separated from their electrons, so each hydrogen atom is really just a proton and thus holds a positive charge. ... Get instant access to subscriber content on Astronomy.com! ...

... MaximDL и PinPoint с ошибкой "The plate's exposure start time is required for catalog proper motion calculation. Check the attached image." ... Прошу помощи в разборках с MaximDL и PinPoint. ... Кадры открываются в MaximDL при указании формата RAW и размера. Когда пытаюсь распознаться ПинПоинтом (или в Максиме или в отдельном) вылезает ошибка: The plate's exposure start time is required for catalog proper motion calculation. ... Откуда качнуть эти метры? http://www.cyanogen.com/help/maximdl.. ...

Pulkovo Photographic Plate Database . To find a certain plate, type its number, choose instrument and click button FIND Instrument: Normal Astrograph 26-inch refractor Plate number: . To find plates with a certain sky area: choose instrument, type coordinates (R.A. and Dec.) of the center of this area, type radius of this area, type (optionally) names of required objects, and click button FIND . ...

... О метеоритах . ... О лаборатории . ... Падение 12 февраля 1947 г. 10 ч. 38 мин. ... Е.Л. Кринов, 1981 г. Падение Сихотэ-Алинского метеорита 12 февраля 1947 г., 10 ч. 38 мин., г.Иман, Приморский край. ... Установить место падения метеорита пока не удалось.. Вечерняя Москва" 17 февраля 1947 г. Один из кратеров, образовавшихся при падении Сихотэ-Алинского метеорита. ... Схема дробления метеорного тела во время движения в земной атмосфере с космической скоростью (Кликни чтобы увеличить). ...

... The distinction of our approach is in that we unite the Actor Prolog concurrent ob ject-oriented logic language [ 1,2,3] with the Structural Analysis and Design Technique (SADT) diagrams to obtain new issues in the following areas: 1. ... Graphic user interface management. ... The individual blocks of visual user interface based on the SADT diagrams are implemented by using parallel processes of Actor Prolog. ... We applied the visual programming method for logic programming of Internet agents [4]. ...

... Description . Catalog . ... In the Catalog, we publish equatorial (ЮБ 2000 , ЮД 2000 ) and galactic (l,b) coordinates of cluster centers derived as the position of overdensity in 2MASS catalog (Koposov et al. ... Distances, color-excesses and ages are the mean-square values calculated using all available evaluations from different color-magnitude diagrams. ... There are individual pages for every cluster where all available plots and parameters are published. ... 2002). ...

DESCRIPTION OF THE MID-LATITUDE GEOMAGNETIC INDICES ASY/SYM, ONE MINUTE FORMAT *** ****************************************************************************** RECORD SIZE 400 CHARACTERS, FIXED LENGTH *** RECORD FORMAT *** COLUMN FORMAT SHORT DESCRIPTION FROM TO FORTRAN/COBOL 1 12 12X X(12) FILLER (IDENTIFIER) VALUE 'ASYSYM N6E01' 13 14 I2 9(2) THE LAST TWO DIGITS OF THE YEAR 15 16 I2 9(2) MONTH '01' TO '12' 17 18 I2 9(2) DAY OF THE MONTH '01' TO '31' 19 A1 X(1) COMPONENT 'D' FOR D-comp. ...

... Next Routine] [List of Routines] NAME: ADD_HEADER PURPOSE: addition information from FITS-headers MPFS-frames DESCRIPTION: The function computes the total exposure, mean value zenit distance and modified FITS header CALLING SEQUENCE: Result =ADD_HEADER( headers ) CATEGORY: reduction MPFS-data INPUTS: Headers = String array FITS-headers from the MPFS data OUTPUTS: Header = String array containing the header from the FITS file. ... OPTIONAL INPUT KEYWORD PARAMETERS: BEFORE = Keyword string name. ...

Summary of A. Skop enkov's prop osal This proposal concerns the classical Knotting Problem in topology: classify embeddings of a given space into another given space up to isotopy. ... The Knotting Problem is known to be hard. ... The Knotting Problem is most interesting for manifolds of dimension at most 4, because embeddings of such manifolds often appear in other branches of mathematics and its applications. ... For N not a homology sphere until 2005 no description of the orbits was known. ...

... Instrument Description . Software: Version 4.0 . Version 3.0:Complete Documentation . ... ИОНОЗОНД ПАРУС, разработанный в ИЗМИРАН, предназначен для диагностики ионосферы и оперативного прогноза КВ связи. ... Общая структура ИОНОЗОНДА ПАРУС, Технические Характеристики , Конструктивные параметры на настоящий момент соответствуют модификации Комплекса: ВЕРСИЯ 3.0 . ... Там же находится полное описание Комплекса ИОНОЗОНД ПАРУС: ВЕРСИЯ 3.0 . ... 2004 IONOSONDE PARUS ...

... Satellite data ] . ... Data organization and access. ... The following data types are used for storage of information relevant to the project: . ... All data available within the Pavodok-96 project are copyright ї Space Monitoring Information Support laboratory (SMIS IKI RAN). Neither the data themselves nor any materials obtained with the use of these data can be used for commercial purposes and/or by any mass-media or public information system without prior writting permission from SMIS IKI RAN. ...

... VaST is a software tool for finding variable objects on a series of astronomical images. ... VaST performs object detection and aperture photometry using SExtractor on each image, cross-matches lists of detected stars, performs magnitude calibration with respect to the first (reference) image and constructs a lightcurve for each object. ... VaST FITS image viewer ./pgfv . ... Part I" PZP, vol. ... K. V. Sokolovsky, S. A. Korotkiy; "New Variable Stars Discovered by the NMW Survey" PZP, vol. ...