... region (region-7.5) [xmmsas_20050815_1803-6.5.0] . ... The basic source region shape is a circle. There are three ways to assign the radius, specified via the parameter radiusstyle : . radiusstyle =`userfixed'. ... In this choice, the task uses for the source region radius that value which encloses energyfraction of the total flux under the Point Spread Function (PSF). ... At present the effect of this reprojection on the source region contours is ignored and circles are retained. ...

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• Conversion to DET coordinates

... The initial descriptions of the FITS format provided a simplified method for describing the physical coordinate values of the image pixels, but deliberately did not specify any of the detailed conventions required to convey the complexities of actual image projections. ... They were CRPIX n for the reference pixel location on pixel axis n , CRVAL n for the coordinate value at that pixel, CDELT n for the increment at that pixel in the coordinate value, and CTYPE n for the type of coordinate. ...

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• Representations of World Coordinates in FITS
• ASC Coordinate Transformation-The Pixlib Library
• ADASS 2003 Conference Proceedings

Next: Image with sky grid Up: Celestial Coordinates from Image Previous: *skypix* conversion . ... logical . raw pixel coordinates of current image or image section . ... pixel coordinates of original image from which current image was derived ( logical if no blocking or sectioning have been performed) . ... sky coordinates . ... pixel coordinates on the tv ( SAOimage ) display. These will logical if an image section is specified as input to the display task. rsdc@cfa.harvard.edu . ...

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• About PROS
• Notes on IPC and PSPC Spectral Fitting
• *skypix* -- conversion of pixel position to sky coordinates

Next: Image Arithmetic - MATHS Up: Image Analysis Previous: Source Fitting and Positions . The task imsub allows you to extract out some region of one image and copy it to a new image. ... Input image . ... Output image . ... The task reorder enables you to reorder the axes of an image. ... The task regrid enables you to take an image, and regrid it via a cubic interpolation scheme on a new grid. ... In this simple example, we regrid the first two axes of an image via a template image. ...

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• PRECDATE
• Source Fitting and Positions
• impos

... As described in "Tabular Storage of STIS Data" on page 20-5 , raw time-tagged Sdata are stored in an event table which contains separate columns for the x and y pixel coordinates and the arrival time of each detected photon event. ... Generate a series of ACCUMulated images from user specified time intervals of data and then process the image(s) with calstis . ... The default behavior for inttag is to accumulate all events from the table, writing the results as one image set in the output FITS file....

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• Introduction to HST Data Handbook v8.0
• STIS Data Handbook
• NICMOS Units Conversion Help

... To track an object, the user specifies the object's position and also the desired orientation and position of the object on the instrument. The control system converts these to the position of the telescope and instrument rotator. Positions may be specified in several different coordinate systems, including FK4 (IAU pre-1985 RA/Dec), FK5 (IAU post-1985 RA/Dec) and apparent geocentric coordinates. ... Figure 1: Sequence of coordinate conversions. ... The user selects this position. ...

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• coordConv
• Engineering Papers
• lsst.coordConv: coordConv: Astronomical Coordinate Conversions

Next: Date conversion functions Up: Command line procedures Previous: Analysis procedures Contents . list_names [, names _char ] List HDS objects at current level. Store in parameter, if given. list_tree List HDS tree beginning at current level. list_scans [, index ] List observed scans, stars, times, stations, and codes. If index is specified, list only these scan IDs. list_bgscans List stars and back ground scans. list_stars [, stars _char ] List stars present in currently loaded data. ...

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• Postscript to PDF conversion
• VLTI Calibrator Selection Help Page
• ESO - Data Format Specification for APEX Sub-millimetre Sky Maps and LESS Phase

Next: Specifying Sub-Image Up: MIDAS Data Structures Previous: Specifying Elements in . In some commands it is necessary to specify the columns and rows of an image to which that command should refer. ... world coordinates, indicated via real or integer numbers: 20.0,300 . pixel numbers, indicated via integers preceded by @: @35,@200 . ... frame[x,y,z] = value , e.g. to set the pixel in row 27 and column 1023 of the 2-dim image lola.bdf to 1.234 , use lola[@1023,@27] = 1.234 . ...

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• Conversion between FITS and internal format
• ESO-MIDAS User's Guide 94NOV: Volume A
• Writing FITS

Pulkovo NEO Page . ... EPOS Software Package . ... EPOS ( E phemeris P rogram for O bjects of the S olar system) is the Windows PC application for study and ephemeris support of observations of the Solar system objects. ... It controls the part of common data and transfers the control to one of the programs that solve the restricted set of tasks. ... So with the EPOS software package one can calculate the accurate ephemerides for many objects and get the quick illustration of their motion as well. ...

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Symbolic circuit-matrix processor and evaluator . ... This software is reliable over the range of benchmark circuit complexity (both *.CIR and *.MAT file). ... SYMBOL is a symbolic-algebra package which in contrast to REDUCE, MACSYMA, MAPLE, MATHEMATICA, MathLAB, MathCAD and other known multi-purpose systems is especially intended for analysis of any lumped, linear, time-invariant circuit. ... pure ASCII text . ... CIRSYM - SYMbolic CIRcuit processor used to format ASCII text file *.out for CALCSYM. ...

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• Symbolic processor and evaluator

... This function can also be used for particular types of subtypes or kinds: KIND (0) integer KIND (0.0) floating point number KIND (.FALSE.) logical variable KIND ("A") string of characters There is an intrinsic function SELECTED_REAL_KIND , which returns the kind of the type REAL that has a representation with (at least) the precision and the exponential range requested. ... With the choice SELECTED_INT_KIND (5) all integers between (but not including the limits) -100 000 and +100 000 are permitted. ...

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• Warbling Chirplet: Analysis of Signals of Oscillating Frequency
• Analysis of a cosine wave
• Media types

... Space flight . ... Baikonur . ... Space camp . Space Hotel . ... On May 5, 1957 acceptance act of the first launch complex was signed, and as early as on May 6, 1957 the first "R-7" missile was erected on the site. The cosmodrome consists of nine launch complexes with fourteen launchers, thirty-four engineering complexes, three fuelling stations for space vehicles and two aerodromes. ... Services / Baikonur: General description Technical description Shedule of launches Photo gallery Price . ...

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MAGION 5 is subsatellite of the Auroral Probe, one of the satellites of the INTERBALL program. ... Click hear for the 1999 flight situation analysis during operations scheduling . ... The satellites motion calculation during the flight situation analysis is based on the orbital elements determined by the Institute of Atmospheric Czech Academy of Sciences. ... SSC GSFC NASA Satellite Situation Centre of the NASA Goddard Space Flight Centre . ... Space Research Institute (IKI) . ... IKI RAN | ...

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• INTERBALL TAIL PROBE SITUATION ANALYSIS
• INTERBALL AURORAL PROBE SITUATION ANALYSIS
• INTERBALL Situation Analysis

The Network Time Protocol (NTP) is used to synchronize the time of a computer client or server to another server or reference time source, such as a radio or satellite receiver or modem. ... Information on the NTP architecture, protocol and algorithms can be found in the following articles and reports, which are available online . Mills, D.L. Internet time synchronization: the Network Time Protocol. ... Mills, D.L. Network Time Protocol (Version 3) specification, implementation and analysis. ...

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• Monitoring Options

... The European HST Archive has been moved to ESA's European Space Astronomy Centre ( ESAC ), Spain, where most of ESA's Space Science Archives are located and operated from. ... The Space Telescope European Coordinating Facility (ST-ECF), jointly operated by ESA and the European Southern Observatory ( ESO ) was, until the end of 2010, the European HST science facility, supporting the European astronomy community in exploiting the research opportunities provided by the Hubble Space Telescope. ...

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• The ``stecf" IRAF Layered Package

Please enter the lightcurve file name and period search parameters: . Lightcurve file: . ... Apply the Heliocentric correction and convert all dates to Terrestrial Time (TT)? ... Also, the Heliocentric correction cannot be applied to such lightcurves. ... This period search service is also available at the mirror sites: Mirror 1 , Mirror 2 , Mirror 3 , Mirror 4 . You may download the latest source code distribution and install the period search service at your own web server. ...

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... The International Conference "Mode Conversion, Coherent Structures and Turbulence" will be held in the Space Research Institute of RAS during the period from 23 up to 25 November 2009. ... The international conference MSS-09 is organized by Space Research Institute with participation of the Russian Academy of Sciences, the Dynasty Foundation, the Russian foundation of fundamental researches, the European Geosciences Union, the Education and the Scientific Council on Nonlinear Dynamics of RAS. ...

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• Paper ID No.SO96.3.3
• Space Weather Resources

... comedi_data_read -- read single sample from channel . ... int comedi_data_read (comedi_t * device, unsigned int subdevice, unsigned int channel, unsigned int range, unsigned int aref, lsampl_t * data); . Reads a single sample on the channel specified by the Comedi device device, the subdevice subdevice, and the channel channel. ... The function comedi_data_read() reads one data value from the specified channel and places the data value in the location pointed to by data. ... comedi_data_write ...

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• Directory Manipulation
• Data Conversion
• Character Classification and Conversion

Results of analysis . ... IAA EOP Service . ... EOP series are regularly submitted to the IERS, and also are available at the IAA EOP Service page. EPN coordinate time series . EUREF Permanent GPS Network (EPN) coordinate time series is computed from analysis of available EUREF weekly solutions. ... Second solution is based on independent combination of individual EPN Analysis Centers' solutions . ... USNO GPS Timing Operations . ... GPS Time Series . ... EPN : European Permanent GPS Network . ...

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• (Untitled)
• IAA VLBI Analysis Center
• AY2016 (contents)

... The Arecibo 430 MHz radar uses incoherent scatter to determine the characteristics of the ionosphere. It is part of a chain of incoherent scatter radars operated by the Upper Atmospheric Facilities program of the National Science Foundation with strong links to the CEDAR program and the National Space Weather program. ... The Arecibo radar is extremely powerful and sensitive; it is capable of making very accurate measurements of many ionospheric parameters. ...

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• VLBI @ Arecibo: VLBA4 Checklist
• GALFA Coordinate Search
• Chapter 11. Specifying OpenGL Environment Variable Settings