Design Parameters and Efficiency of a Space System for Warning about Small Celestial Bodies Approaching the Earth along Collision Trajectories . ... tracking of an earlier detected hazardous celestial body (HCB) for synchronous-basic position measurements. The space telescopes (ST) would be placed at a long distance (such as 5 10 7 km) from the Earth to provide for detecting small (100 m) celestial bodies when they are moving to the Earth from the sunward direction. ...

... The e-mail interface of the CATS is designed like CGI for the call of the basic procedures: select and match from the html-forms and the program is a lexical analyser, distinguishing keywords and parameters from the electronic letter sent to the address `cats@sao.ru'. ... The output of result is forseen in the same formats as in other forms of the access to the CATS. ... out[put] < arg1 arg2... > . ... ra [ < arg1 > ] < arg2 > < arg3 > ... min max [center] . ... window < arg1 arg2 ... > . ...

... Up: Archives and Information Services . ... It is performing astronomical observations at wavelengths from 2.4-240 microns with four instruments; a camera (2.5-18 microns), a photometer (2.5-240 microns), a short-wavelength spectrometer (2.4-45.2 microns) and a long-wavelength spectrometer (43-197 microns). ... The ISO post-mission archive (PMA) is being designed to fully exploit this legacy by providing access to the data across the Internet. ... For each observation the user specifies: . ...

... This tool is designed to create formatted and unformatted file-by-file reports from fits headers, or fits files. fitsreport reads from a configuration file all the keys to be displayed: . ... retrieve non-FITS information (file name, path name). ... The tool reads all fits files in the given path, evaluates the configuration file fitsreport_raw.cfg (to be in ${DFO_CONFIG_DIR}) and dumps the output into out. ... This is more evident in the other config file, fitsreport_raw.cfg. ...

XMM-Newton Science Analysis System Page: 1 immask June 28, 2006 Abstract This task makes a mask image which includes only those pixels whose values obey the speci ed selection expression. ... The output mask image is the same size as the input image. ... The input image is expected to be in the primary array extension of the input dataset and only this extension is written to the output. The data type of the output is not actually boolean, but 8-bit integer: the values are either 0 or 1. ...

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. ...

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) . ...

Next: File Formats Required Up: OPTOPUS Commands and Previous: Optopus commands . Below follows a description of all parameters that can be set by the SET/OPTOPUS command, the commands which use these parameters and the default values. ... If an OPTOPUS command the default value is not used the command will, in addition to actual OPTOPUS operation, also overwrite the setting of this parameter and hence will change the default value. ... set the equinox . ... Table: Command parameters . ...

... Bakhshiyan . ... MV- and E-optimal design of experiments: theory and simplex algorithms . ... A mathematical analogy between a L-and MV-optimal experiments design and an ideal linear correction of system parameters is established, Optimality conditions are derived on the basis of this analogy and effective algorithms for solving these problems are designed. ... The E-optimal problem is reduced to the generalized linear programming problem with M+1 by constraints, where M=m (m+1) /2. ...

ASKAP Australia Telescope National Facility Antennas Control Systems ASKAP Antenna specification Operating parameters ASKAP ANTENNA SPECIFICATION ­ BASIC OVERVIEW The ASKAP antennas will be · Prime focus (single reflector ) antennas on an az-el mount/drive with a third (polarisation) axis to provide all-sk y coverage (illustrated in Figure 1a) · A The pointing accuracy of the antennas will be 30 arcsec (rms) or better in all operational modes. ...

... The spherical aberration affecting the HST primary mirror (Burrows et al. 1992) can seriously alter the core brightness profile of elliptical galaxies. ... In this paper we test the performance of deconvolution in recovering the original surface brightness profile in the case of elliptical galaxies observed with the HST Planetary Camera (PC). ... Keywords: Elliptical Galaxies, Deconvolution . ...

... 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). ...

... In spite of the good potential possibilities, some of the station "Dnepr" design characteristics did not allow us to apply the usual special IS radar measurement methods. ... Thus for IS signal measurements at the "Dnepr" station, we have developed special methods for recording and processing IS signals in order to determine plasma ionospheric parameters. ... Equations (4-5) from the basis for data post processing to obtain ionosphere parameters. ...

Next: Introduction . Binary Evolution in World Wide Web . ... Sternberg Astronomical Institute . ... We present a WWW-version of the Scenario Machine - a computer code designed to calculate the evolution of close binary stellar systems. The Internet users can directly access to the code and calculate binary evolutionary tracks with parameters at the user's will. ... More possibilities for Internet users are intended to become available in the near future. ... Normal star evolution . ...

... SFIT is a general-purpose code designed to optimize theoretical stellar spectra to an observed spectrum. ... While the programme expects input from "stdio", it is more natural to save commands in a file (eg "sfit_input") and run the code simply by . ... If the spectra to be fitted have a filename "star_spectrum", then the best fit spectrum will be written out, together with the renormalized input spectrum, to a file called "star_spectrum.fit". ... sets up model spectrum grid (and for 2nd star) . ...

... Guider functions . ... Guide Sensor Performance . ... Guide Sensor Sky Coverage/ Star Availability . Guide Star Selection Criteria . ... Guide fiber organization and reach at plug plate . ... Plug plate holes for guide stars are identical to those for science FO . ... FOV for each of 9 guide stars is 7.4 arcsec dia. (0.45 mm FO, Sumitomo IGN-05/10) . ... Selected guide stars must have no neighbor stars within TBD (5 arcsec) radius that have a brightness within TBD (5 mag.) of guide stars . ...

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. ...

... Using the uvby -photometry and proper motion data for about 5500 F stars within 80 pc from the Sun, we have studied velocity ellipsoid parameters and obtained the following results. 1) The sizw of all wllipsoid semiaxes increase systematically for groups of stars with the decrease of both temperature (at constant metallicity) and metallicity (at constant temperature). ... As a result, each of the three parameters - temperature, metallicity and velocity dispersion - is an age indicator. ...

... Astrophysics Group . ... VSA . ... CAT . ... The Very Small Array is a custom-built radio telescope (operating between 26-36 GHz), designed expressly to make high resolution observations of the cosmic microwave background (CMB) radiation on angular scales around and below one degree. ... The VSA has been operated in ?compact array? and ?extended array? configurations (see the technical description below) and data collected to achieve high sensitivity in both regimes have been analysed. ... 1.75 GHz)...

RF/Fiber Optic Transceiver AC231-2.5 Features · 2500 MHz Bandwidth · 1.3 µm Low Noise DFB Laser · High Dynamic Range · Optical Stabilization · Monitoring and Alarm Capability · Singlemode Fiber Description The AC 231-2.5 is a linear, low noise RF fiber optic transceiver designed for fiber optic wireless antenna remoting or repeater applications and other RF systems. ... Laser Disable 2. ... Ground 0.156 DIA (4.0) 4X FC/APC Output Laser Alarm DC Optical Power Alarm FC/APC Input 5. ...