Program: ROTCUR Purpose: ROTCUR derives the kinematical parameters from the observed velocity field by fitting tilted-rings to the velocity field. ... Maximum number of rings is 512. ... VSYS= Give initial estimate(s) of systemic velocity(ies) in km/s. If the number of systemic velocities is less than the number of rings, the last supplied systemic velocity will be used for the rest of the rings. ... SIDE= Which half of the velocity field should be used in the fitting [RECEDING and APPROACHING half]. ...

... Basic Observables: Zero-differenced phase and code ionosphere-free combinations of global GNSS network stations, corrected by P1-C1 satellite code biases (cc2noncc), daily observations with 30 seconds sampling rate Sites coordinates : IGb08 reference frame coordinates and velocities Displacements: solid tides, ocean loading, pole tide loading (IERS 2010) Geometric model : Receivers antennas eccentricities, absolute receiver and ...

Next: Program use Up: Description of program searchdup Previous: Description of program searchdup . Parameter input is done with a graphic user interface. ... Input file: Name of the input catalog file. It has to be formatted, one record per source/observation, according to the format used in the Arcetri observations and source archives. ... Minimum number of observations per source Source with less than this number of independent observations are not included in the output file . ...

... File name for the fits binary table containing X-ray source positions and their errors. opticalset . ... File name for the fits binary table containing optical source positions and their errors. findrotation . ... boolean . ... name of B magnitude column . ... column name of optical catalogue position RA . ... column name of optical catalogue position DEC . ... column name of optical catalogue position error . ... column name of X-ray source position RA . ... column name of X-ray source position DEC...

... rotang, Date, RA, Dec, Time, accS, ast=ast, ha=ha, lst=lst, jd=jd, az=az, za=za, sep=sep, rotang=rotang, alfabeams=alfabeams . ... It is thus possible to specify, for instance: rotang, ... , ha=haHr, lst=lstHr, ast=astHr . ... alfa_angle - script to launch the GUI . alfa_ang.pro - the GUI: provides input to rotang and a graphical display of the results. rotang.pro - the main routine of the program: finds the required time, the other associated times, Az and ZA using ao_idl routines. ...

... The models provided are: . abs - absorption of x-rays by neutral gas with solar abundances. parameter 1 = . ... parameter 2 = . ... normalization - logarithmic value of the flux density at 1 keV in units of keV cm -2 s -1 keV -1 . ... normalization - logarithmic value of the normalization of the gaussian in units of keV cm -2 s -1 . ... absorption ( params )* model ( params ) . ... A single value for the normalization (i.e., fixed normalization) will force the program to use that value. ...

Next: Simulations Up: Maximum Likelihood Estimation of Previous: Introduction . The properties of an ensemble of faint galaxies can be defined by the distribution of the parameters of the models that best fit each individual object. ... The model also includes instrumental parameters, such as the sky background (estimated locally) and amplitude of the noise. ... The probability of the observed value is then computed for each pixel using the adopted error distribution. ...

... define constants real, parameter :: g = 9.8 real, parameter :: pi = 3.1415927 integer :: n, i real :: a, u, delt real :: ttot, t, x, y ! Read values for u and a from terminal write(*,*) 'Enter initial speed u:' read(*,*) u write(*,*) 'Enter initial angle a in degrees:' read(*,*) a ! ... Read value for time interval from terminal write(*,*) 'Enter time interval:' read(*,*) delt if (delt <= 0.0) stop 'Invalid time interval!' Calculate number of time intervals n = ttot / delt ! ...

Next: Star Formation Rate and Up: No Title Previous: Calculation of Evolutionary Tracks . To start calculations, we choose the distributions of the initial binary parameters: the mass of the primary ZAMS component, , binary mass ratio, , orbital separation a . ... whereas the mass ratio distribution is not. ... The zero assumption often made is that the mass ratio distribution has a flat shape, that is binaries with a high mass ratio occur as frequently as those with equal masses. ...

Chair of solid state physics . ... Laboratory practical training on the structural analysis for 3rd year students of the Solid State Physics Chair of MIPT . ... X-ray diffraction methods in materials research . Debye method: determination of lattice parameters, identification of crystal phases . ... X-ray phase analysis: computer processing of X-ray diffraction spectra, identification of crystal phases using ICDD database . ... X-ray powder diffraction: qualitative phase analysis. ...

polimodel -- Produce model linear polarization and position angle images . ... Whether to apply random errors to output polarization and position angle values. seed = "" [integer] . ... This task produces a model linear polarization image and corresponding position angle image from an input image assumed to represent intensity (Stokes I parameter). ... A threshold for the input image can be defined such that polarization and position angle are not computed for input values less than this threshold. ...

polimodel -- Produce model linear polarization and position angle images . ... Whether to apply random errors to output polarization and position angle values. seed = "" [integer] . ... This task produces a model linear polarization image and corresponding position angle image from an input image assumed to represent intensity (Stokes I parameter). ... A threshold for the input image can be defined such that polarization and position angle are not computed for input values less than this threshold. ...

This page gives the name and meaning of the various parameters which can be queried in HyperLeda through SQL requests . ... real . ... actual error on t . ... log 10 of apparent major axis diameter d25 at 25 mag.arcsec -2 (d25 in 0.1') . ... actual error on logd25 . ... Apparent maximum rotation velocity of gas . ... log 10 of apparent corrected diameter (dc in 0.1') . ... total apparent corrected B-magnitude . ... total apparent corrected U-B color . ... Questions: leda@univ-lyon1.fr ...

The beam pattern and the polarization characteristics . of the radio telescope RATAN-600 . The Mueller matrix elements was computed via formulas [1]: . ... The BP were computed by the aperture method, proceeding from the fild distribution in the aperture of the primary mirror. The components of the main and cross-polarization components of the electric field in the vertical aperture of the primary mirror was computed in Frenel diffraction approximation. ...

... The HST uses an onboard model of its orbit to perform in real-time various control functions relating to spacecraft operations and observation support. ... New coefficients for the ephemeris are updated every other day, and are archived as FITS keywords for each HST observation data set. Using these coefficients,an observer can perform a variety of calibration and characterization calculations relating to the orbital position and velocity of the telescope. ...

... 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 . ...

The software package ERA (Ephemerides for Research in Astronomy) is a problem-oriented software system for solving heterogeneous calculating tasks of Ephemeris and Dynamical Astronomy. The package makes it possible to produce ephemeris calculations needed for both planning various observational programs and processing the resulting observations. ... The system includes packages of processing the position observations by both the Least Squares Method and by Kalman filtering. ...

Stellarium 0.12.3 . ... TextParams Struct Reference . Parameters specifying how to draw text. ... TextParams (const float x, const float y, const QString &string) . Construct TextParams with default parameters. ... TextParams ( Vector3 < F > &position3D, StelProjectorP projector , const QString &string) . Construct TextParams to draw text at a 3D position, using specified projector. ... string љ . ... Text string to draw. ... The required string parameter is also set, as is the projector. ...

... Parameters of the Moon-perturbed orbit . ... From orbits consistent with this limitation and with the date of the launch October 1, 2000 as an example, an orbit was selected with apogee directed to the North Galactic pole at the begining and rotation of orbit plane was maximized. The initial state vector is given in the inertial coordinate system in epoch J2000.0. ... The orbit has initial perigee radius Rp=7000.0 km, initial apogee radius Ra=343000.0 km and initial period T=8.453 days. ...

Shell scripts can act like standard UNIX commands and take arguments from the command line. Arguments are passed from the command line into a shell program using the positional parameters $1 through to $9 . Each parameter corresponds to the position of the argument on the command line. ... For example: cat printps # This script converts ASCII files to PostScript # and sends them to the PostScript printer ps1 # It uses a local utility "a2ps" a2ps $* | lpr -Pps1 printps elm.txt vi.ref msg . ...