... region (region-7.9.3) [xmmsas_20080701_1801-8.0.0] . ... 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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• ARF options
• `Rotated' and `phase' formats

... User Guide ] Task: imstat Purpose: calculate and plot map statistics Categories: map analysis IMSTAT calculates statistics for images. ... Statistics can be found for profiles or planes, specified using the axes keyword. The data can be converted to Kelvin, by using 'options=tb' and the beam keyword. ... The options keyword gives control over the plot. ... An alternative title can be put on the plot by options=title. ... Key: in Standard keyword in. ... Key: region Standard keyword region. ...

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• PRECDATE
• impos
• Source Fitting and Positions

... Next: The PROS Big Up: Software Systems Previous: Data Reduction Software . ... The srcinten task provides PROS users with a tool to compute count rates for point sources in the ROSAT High Resolution Imager (HRI). ... Corrected upper limits are cited at locations where the count rate falls below the source detection threshold. ... Srcinten is a new PROS task that computes and applies the above correction factors to the net counts in a user-specified aperture. ...

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• Representations of Celestial Coordinates in FITS
• GUIDARES: Reading the Guide Star Catalog in Very Many Ways
• Embedded Astrophysics Query Support Using Informix Datablades

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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• *srcinten* - Calculate Source Intensity
• Notes on IPC and PSPC Spectral Fitting
• *xflux, hxflux* - Calculation of X-ray Flux

... 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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• WFPC-2 ETC Help
• NICMOS Units Conversion Help
• CSPICE Routines: ROTATE_C

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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... Restrictions ) are used. If specified form of output is EMP then astrometric equatorial coordinates are printed in the form usual for Ephemerides of Minor Planets, with formal precision of 0.01 minute of time in R.A. and 0.1 minute of arc in declination. ... It should be noted that the near-opposition ephemerides are not calculated for bodies/ points with numbers from –12 to 0 (in case they are included into task for computation of such ephemerides only their names are displayed in the results). ...

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... Bojan Nikolic web pages (r. 329) . ... The new document explaining how to get and run the code: Using casata (i.e., how to get it without revision control!) ... casata is a thin layer on top of CASA which implements commonly used procedures for analysis of data from aperture array telescopes at radio frequencies. ... One way to think of casata is as a CASA data reduction script but with an attempt at careful software engineering. ... Contributing to casata . ... casata: CASA Tools for Analysis . ...

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• DUST: equidust.hxx File Reference
• Querying the ALMA archive Bojan Nikolic web pages (r. 329)
• Download building of the radiospec package Bojan Nikolic web pages (r. 329)

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
• Astrometry
• Command line procedures

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• CIMA Auto-Observing
• AGES Database Search
• Cummings generator routines

Next: Spectral Analysis Up: Commands Grouped by Previous: Transformations on Pixel . ... INTEGRATE/APERTURE Integrate flux inside aperture . INTEGRATE/LINE Integrate pixel-values over area in image . ... MODIFY/CURSOR Change pixel values in image by cursor . MODIFY/GCURSOR Change pixel values in image by graphic cursor . MODIFY/PIXEL Change pixel values in image . ... READ/IMAGE List pixel values into image . ... WRITE/IMAGE Change pixel values in image (world coordinates) . ...

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• Averaging and Merging Frames
• Function Specification
• mod_expires - Apache HTTP Server

... 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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• Analysis of a multiperiodic signal
• Wavelet analysis
• Long description of example illustrating background calculation

grdvolume - Calculating volume under a surface within a contour grdvolume grdfile [ -C cval or -C low / high / delta ] [ -L base ] [ -R west / east / south / north [ r ] ] [ -S [ k ] ] [ -T ] [ -V [ l ] ] [ -Z fact [/ delta ] ] grdvolume reads a 2-D binary grd file and calculates the volume contained between the surface and the plane specified by the given contour (or zero if not given). ... Alternatively, search using all contours from low to high in steps of delta . ... Default is no scaling]. ...

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• http://xray.sai.msu.ru/~ivan/gmt/man/pshistogram.html
• Endlessly Complicated World

Tail Probe is one of the satellites of the INTERBALL program. ... Collection of the orbital elements | ... Flight situation analysis during operations scheduling . ... Two stages of the orbital situation analysis are presented: . ... The satellites motion calculation during the flight situation analysis is based on the orbital elements, determined by the Ballistic center at KIAM RAN. The modified (by backward integration) orbital elements are usedduring the aposteriory situation analysis. ...

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• INTERBALL AURORAL PROBE SITUATION ANALYSIS
• INTERBALL MAGION 5 SITUATION ANALYSIS
• INTERBALL Situation Analysis

... Up: Description of program searchdup Previous: Program use . Input records are ordered per date of observation, and the list of known (observed) sources is cleared. Each record is compared in position to all the known sources. If the sky distance is less or equal to the specified one, the record is added to the list of observations for that source. If no known sources are within the specified radius, a new source is created, with the coordinates of the observation record. ...

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• mod_expires - Apache HTTP Server
• IBIS - Flat Fielding
• mod_suexec - Apache HTTP Server

... 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
• String Handling: <string.h>
• comedi_data_write

Software Forum Message . ... Astronomy Software Discussion | ... PEAS Is SW For Analysis Of P.E. FFT . ... P E A S is an abbreviation of Periodic Error Analyzing Software, simple program for evaluation and analysis of periodical errors (P.E.) and FFT in equatorial mount. ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

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• Modern Optical Design And Analysis Software, AstroGuide Listing
• Re: Catalog Conversion Utility - an Astronomy Net XEphem Forum Message
• Conversion Of A Vintage 7x50 Binocular To A 18x90 Binocular - an Astronomy Net

... These are plugged into plug-plate holes drilled at the predicted locations of suitable guide stars in the field of view. ... In particular, any departure from the ideal elastic curve from the tubing anchor point to the hole appears to affect the rotation angle of the plug. ... No structure of the residual plug angle appeared significant when these data were examined in 3-D. Figure 3: The plug rotation angle has a standard deviation of 54њ (201њ peak-valley). ... How large can the rotation error be? ...

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• Coordinate Conversions
• TUI:Telescope:Coordinate Systems
• coordConv

... All Implemented Interfaces: . ... public class Orthogonal_Views . ... void . ... public void mouseClicked (java.awt.event.MouseEvent e) . ... public void mouseEntered (java.awt.event.MouseEvent e) . ... public void mouseExited (java.awt.event.MouseEvent e) . ... public void mousePressed (java.awt.event.MouseEvent e) . ... public void mouseReleased (java.awt.event.MouseEvent e) . ... public void mouseDragged (java.awt.event.MouseEvent e) . ... public void mouseMoved (java.awt.event.MouseEvent e) . ...

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• Interpreter (ImageJ API)
• PointRoi (ImageJ API)
• WindowManager (ImageJ API)

... Therefore, the menu location # "Blur/Blur" specifies an item name of "Blur" in a submenu entitled # "Blur". ... It is convention to only use the `alt' and `shift' key modifiers for # plug-ins. ... The main application will not use the ` alt ' # or ` shift ' key modifiers. plug-in blur Blur / Blur Alt Key B Alt +B plug-in gauss Blur /Gaussian Blur Shift Alt Key B Shft+ Alt +B plug-in gauss_rle Blur /Gaussian Blur RLE plug-in gauss_recurse Blur /Gaussian ...

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• Further Information and Bibliography
• Authentication Options
• Open Source Convention