... We present a new cooled grating near infra-red spectrometer designed to acquire spectra at the TIRGO telescope in the 0.9-2.5 micron region with a resolving power of 1000, equiped with a Rockwell NICMOS 3 detector. keywords: Infrared Spectroscopy :: NICMOS 3 :: TIRGO . The LonGSp (Longslit Gornergrat Spectrometer) project is part of the work that the Osservatorio Astrofisico di Arcetri is doing in order to build a new generation of instruments for the IR telescope of Gornergrat (TIRGO). ...

ASC-FITS-2.0.1: ASC FITS File Designers' Guide (Rots and McDowell) (1999 Jun) . ASC-FITS-REGION-1.0: FITS region document (McDowell and Rots) (1998 Mar) . ... CXC-DM-001 Introduction: Data Analysis with the Chandra Data Model (2001 Oct) . ... 1998 Feb 26: SDS-1.0: Data Product List: obsolete . ... 1998 Mar 09: SDS-10.0: (ASC-FITS-REGION-1.0) FITS region document: see ASC-FITS-REGION-1.0 . 1998 Feb 09: SDS-11.0: FITS function document (superseded by ASC-FITS-FUNCTION-1.2) . ...

. Echelle spectrometer . LYNX For consultations or other requests, please, contact with Dr. Maksim Yushkin: maks@sao.ru .

... Mokhovaya st. 11, GSP-3, Moscow 103907, Russia . Foreign Radioelectronics. Advances in Modern Radioelectronics , 1997, No. 10, pp.4-26 (in Russian) Received May 23, 1997 . An application of dynamical chaos to communications is considered. The questions of digital and analog communi-cation systems design are discussed. ... ZIPped PostScript source (1,39Mb) . ...

... 314, 2004 F. Ochsenbein, M. Al len, and D. Egret, eds. BDB - a database for all typ es of double stars Edouard Oblak, Bernard Debray Besanёon Observatory, F-25010 Besanёon Cedex, UMR CNRS 6091 c c Tomasz Kundera Cracow Observatory, PL-30244 Cracow Abstract. We present the general characteristics of a database for binary and multiple stars from all observational categories, specifically designed to address the awkward topics of the identification of stellar components. ...

... The annual ATNF student symposium is being held on Wednesday 26 th of April at ATNF Headquarters, Sydney. The symposium began in 1998 and was originally designed to allow higher degree students the opportunity to present their research to fellow students and staff. The idea of the symposium is to provide an informal atmosphere where ATNF affiliated students can present their work and allow ATNF staff and visitors to be informed of current research. ... discussion of global results; . ...

Report “Laboratory zero-baseline interferometer tests” (ZBT) was prepared and issued in ASC (35 pages including 17 figures and diagrams in Russian language). ... The Ground-Space radio interferometer (OVLBI) Radioastron includes several space and ground-based segments which are designed and manufactured by different countries and organizations. ... ZBI tests (for OVLBI) were implemented in Russia firstly. The tests were implemented by joint team of ASC, JPL and NRAO in 1999. ...

... After hearing and discussing Rocket-Space Corporation Energy General Designer U.P.Semevov's report on the fulfilling the flight program of the orbital complex Mir and proposals on its further exploitation, the Council draws attention to: . ... According to the Russian Government Resolution No. 76 of January 21, 1999 a large amount of work to find and attract Russian and foreign investments to provide the further exploitation of the orbital station Mir was carried out. ...

... Installed filters (User selectable): R, I, B, Red + ND2, Clear, U, V (all filters are Johnson-Cousins) . ... For a plot of all filters, click here . 0 - Bessell R . ... The only filter requiring a focus offset is the ND2 + R filter which will be measured on the sky. ... The red filter attached to the ND2 in position 6 is not the same as the Bessell R. Number 6 is an RG610 red glass filter ( Rolyn 65.1355 ) for the 610 nm cut-on. ... Focus . ... Guider Mechanical Controller (filter and focus) . ...

Выходной радиометрический блок . ... В статье рассматривается разработанный выходной радиометрический блок (ВРБ), предназначенный для измерения мощности сигнала в диапазоне частот 50-2500 МГц. ... радиотелескоп, фокусировка контррефлектора, выходной радиометрический блок, низкочастотные шумы. Output radiometric unit . ... The paper considers the designed output radiometric unit (ORU). Radiometric unit measures the power of the signal in the frequency range 50 џ 2500 MHz. ...

... COMPUTER SIMULATION OF RADIOWAVE MULTIPLE SCATTERING EFFECTS IN IONOSPHERE USING MONTE-CARLO METHOD . ... Distribution of reflected radiation on the ground is computed. ... Such influence can be remarkable if the scattering is multiple, i.e. the optical thickness for the scattering process is considerably greater than a unit. ... Radiation energy transfer in the slab is modeled by distribution of some particles carring small portions of radiation energy. ... The isotropic plasma approximation is...

... Unlike the previous digital-only Messages, Arecibo-1974 and Evpatoria-1999, the TAM has complex, three-section structure with different forms of information. Section 1 represents coherent sounding radio signal with slow Doppler wavelength tuning to imitate transmission from Sun's center. ... Section 2 is an analog information and represents musical melodies, performed on the Theremin. ... There were seven musical compositions in the 1st Theremin Concert for Aliens. ...

RTT150 . Russian-Turkish 1.5-m Telescope . ... Telescope has two main foci (Cassegrain and Coude ) and allows to use six optical systems based on Ritchey-Chretien system with a common main mirror . At present scientific observations are being performed at the Cassegrain focus in main optical scheme with focal ratio of 1:7.7. ... flat . ... To use the Coude focus the removable flat diagonal mirror is also needed in the crossing point of declination axis and main optical axis of telescope. ...

Decomposition of Galaxy Images and Galaxy Rotation Curves Mosenkov A.V.*^, Savchenko S.S.*, Sotnikova N.Ya.* ... The DECA (DEComposition Analysis) code is designed to investigate images of galaxies in an automatic regime (using the simple 'bulge+disc' model) as well as in manual mode for more detailed images and/or for multicomponent structures. ... The GRCF package was created for performing the galaxies rotation curve decomposition using the models of the bulge, the disc, and the dark halo. ...

Super Rocket Targets . NPO MOLNIYA has been designing rockets-targets for over 30 years using the great experience in crea-ting anti-aircraft guided rockets (AGR) for C-25M. On the basis of B-300 anti-aircraft rockets which expired their service life, there were designed, tested and put into the serial production the following types of the rocket - ... The analogue of this system successfully passed the state tests with the ZVEZDA-4 rocket-target. ...

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... 71 ; The solid line is the measured solar spectrum considering ISODY+ passband and a 1% of stray light contribution. ... Advanced Astronomy for Heliophysics Plus (ADAHELI+) is a project concept for a small solar and space weather mission with a budget compatible with an European Space Agency (ESA) S-class mission, including launch, and a fast development cycle. ...

PROTOCOL OF THE INTERNATIONAL MEETING ON "WARNING" MISSION . ... According to the National Space Program of Ukraine on 1998-2002 the experimental space system WARNING has to be designed and launched in 2001. ... Composition of scientific payload is implemented in the international cooperation. ... Lviv Center of Space Research Institute (LC SRC), Ukraine. ... Space Research Institute NASU-NSAU (SRI), Kiev, UKRAINE; . ... Lviv Center of Space Research Institute (LC SRI), Lviv, UKRAINE; . ...

OSLO LT V5.4 Optical Software For Layout And Optimization . Articles | ... Has anyone out there tried to raytrace a telescope design? ... OSLO LT keeps track of the optical path length each ray travels, so it knows the phase relationship of the light as it travels through the telescope. ... Through the use of OSLO LT, I've been able to refine the optical design of the telescope I'm working on. ... www.astronomy.net . About Astronomy Net | ... dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

University Satellites and . Space Science Education . ... LIFE OF THE EARTH IN THE SOLAR ATMOSPHERE (multimedia manual) . ... The purpose of this manual is to illustrate the major physical processes occurring in the Sun - Earth system and ecology of the planet life. The material includes three individual parts: "The Earth", "The Sun" and "The solar-terrestrial connections". ... Skobeltsyn Institute of Nuclear Physics, Moscow State University, 2005-2006 . ...

Our WWW database contains over 8000 references to papers on various aspects of light scattering theory and its applications and allows a user both browsing and searching. ... Th.Wriedt's site bisides the famous list of light scattering codes provides also a lot of useful bibliographic infiormation. The link Book from the left menu opens a good list on recent books on light scattering. ... Amazon.com presents over 500 book on the topics Optical Properties by the request . ...