... Among the objectives of Principal Components Analysis are the following. dimensionality reduction; љ . the determining of linear combinations of variables; љ . ... identification of groups of objects or of outliers. ... Finding a set of principal axes allows the objects to be adequately characterised on a smaller number of (artificial) variables. ... Reduction of dimensionality is practicable if the first new axes account for approximately 75 % or more of the variance. ...

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CIMA is more than just the observing tool - in fact, the observing tool is just a part of a bigger package called the CIMA software package. ... There is also a another package called the CIMA WAPP software which contains the WAPP software, the special Tcl/Tk interpreter used by CIMA and support libraries. ... All CIMA software components recognize the following general options that are part of the CIMA version selection system: . ... The select_cima script can be used to set up a default version. ...

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• Arecibo Observatory L-Wide Band Receiver
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The ATNF Long Baseline Array Correlator W.E.Wilson, P.P.Roberts and E.R.Davis Australia Telescope National Facility December 1995 1 The Australian Long Baseline Array The Long Baseline Array (LBA) was an important component of the original specification of the Australia Telescope, construction of which commenced in 1983 following funding by the Australian Federal Government. ... This allowed the purchase of a total of five record terminals, six playback terminals and six data acquisition systems. ...

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• http://www.atnf.csiro.au/nca/Optical_process1.pdf
• http://www.atnf.csiro.au/computing/software/gipsy/sub/gaussn.shl
• http://www.atnf.csiro.au/computing/software/gipsy/sub/voigt.shl

... Some of the functions that go into designing a tower have been left for SNEAKERS to handle. ... A connector can only be placed on top of a support. ... The supports are placed on top of each other at various angles. ... The system determines the ideal angle from the end of the last support to the designed top of that leg of the tower. ... The maximum angle allowed is , so that the tower will continue to be designed toward the goal at the top. Connectors are always placed on top of supports. ...

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• Tables available for pysynphot/Synphot
• Using the Online Help
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... Moscow, Russia E-mail: krivosheev@iki.rssi.ru Notes: · · The Monte Carlo method (s) is also called the statistical test method An innumerable number of processes can be listed the outcome of which is not determined and has probabilistic nature, but these processes obey statistical laws, so to obtain the result we have to make multiple similar tests, i.e. to use the MC method Because probabilistic processes are widely spread in nature, the MC ...

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• About modification of the INTERBALL orbital elements
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... Bojan Nikolic web pages (r. 329) . ... We present a Bayesian approach to calculating the coefficients that convert the outputs of ALMA 183 GHz water-vapour radiometers into estimates of path fluctuations that can be used to correct the observed interferometric visibilities. ... Inference of Coefficients for Use in Phase Correction . ... Simulating Atmospheric Phase Errors, Phase Correction and the Impact on ALMA Science . ... Copyright 2005 -- 2016, Bojan Nikolic feedback welcome ...

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• Inference of Coefficients for Use in Phase Correction
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• OptInt PmWiki : MROIFastTipTilt / Doc Man

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. ...

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These are very prominent absorption lines is most all galaxies. ... These pair of absorption lines will appear in all the spectra and they should be your principle source for determining the redshift. ... When this applet opens you will see an iconic representation of galaxies in the left hand side of the applet and a target area in the right side of the applet. ... Note: What you are doing in this excercise is identical to what Hubble did in the 1920's and you are using the same galaxies. ...

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• Thermal History of the Universe
• Solar Energy

Next: Extinction efficiencies: general behaviour Up: Optical properties of cosmic Previous: Optical properties of cosmic . It is now evident that observed interstellar extinction cannot be explain using particles of only one kind. ... The intensity of radiation after passing a dust cloud is equal to . ... The interstellar extinction is . ... Next: Extinction efficiencies: general behaviour Up: Optical properties of cosmic Previous: Optical properties of cosmic root 2003-04-09 ...

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• AI SPbU library of scattering codes
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• Database of Optical Constants -- Level: welcome

Marc White . ... Research . ... The outflows driven by forming protostars provide important clues to the nature of the star formation process. My research focuses on observations and analysis of the outflows driven by actively-accreting protostars. ... How are the outflows being driven? ... Built by my home institution, The Research School of Astronomy and Astrophysics of The Australian National University, NIFS is a fantastic instrument for doing protostellar outflow work. ...

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• Siding Spring Survey Follow-up Obs
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. Next: CALgetEncircledEnergy Up: CALgetPSFmap Previous: Output Contents . For the SciSim CCF, one of the following CCF components shall be used depending on the selected telescope. XRT1_XPSF_????_SCISIM.CCF XRT2_XPSF_????_SCISIM.CCF XRT3_XPSF_????_SCISIM.CCF For the XMM CCF, one of the following CCF components shall be used depending on the selected telescope. XRT1_XPSF_????_SCISIM.CCF XRT2_XPSF_????_SCISIM.CCF XRT3_XPSF_????_SCISIM.CCF . Michael Smith 2011-09-20

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• Procedure
• External SAS packages
• Description

... Inside IDL, STARTABLE is in the table format. ... STAR (string) Identifier of form CCCNNNNNN/CCCNNNN . ... RA (double) Right Ascension [h] . ... BAT (short int) Number in Batten's Catalogue . ... BSC (short int) Number in Bright Star Catalogue . ... ADS (short int) Number in Aitken Double Star Catalogue . ... WDS (long int) Number in Washington Double star catalog . MV (float) Johnson V magnitude (for combined system if multiple) . ... TYPE1 (float) Floating point spectral type of component 1 . ...

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• Instructions for Authors
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... Product details: . ... 2 Composition/Data on components: . ... Information pertaining to particular dangers for man and environment . ... 4 First aid measures . ... Use fire fighting measures that suit the surrounding fire. ... Measures for environmental protection: . ... This information is furnished without warranty, and any use of the product not in conformance with this Material Safety Data Sheet, or in combination with any other product or process, is the responsibility of the user. ...

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• Equipment LSR ISSP RAS
• VII International Astronomy Olympiad: information available before
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For solar wind dials without any explanatory text, see this page . ... There are three logs, one for each condition index ( K P , Solar Wind ,and NOAA/SEC .) ... More about the solar wind's recent behavior can be found on my Current Solar Wind Conditions page. ... Other items of interest include NOAA/SEC Current Conditions , my composite current Auroral Images page, Windows on the Universe: Space Weather , and Public Outreach Index, Department of Space Physics and Astronomy, Rice University . ...

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• Geomagnetic Kp Index
• List of currently available KP AZ.
• Plasma waves [Oulu]

... 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. ...

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• Modeling Scattered Light in the HST Faint Object Spectrograph
• TwoFitlines: An Spectrum and Line Analysis Tool
• Building Software from Heterogeneous Environments

Moon Mission Family Event Sample Agendas Each Family ASTRO Leader Kit is designed for two full family events. ... Session 1 · Time Needed: 90 Minutes Time Needed 15 minutes Activity Toad in the Moon, Our Changing Moon, part 1 Notes Welcome families individually as they arrive. ... Page 6 Moon mission Family Event Sample Agendas Continued Session 2 · Time Needed: 90 Minutes Time Needed 15 minutes Activity Crash Landing Notes Welcome families individually as they arrive. ...

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• http://www.astrosociety.org/wp-content/uploads/2013/07/how-to-write.pdf
• ASP: ASP Endowed Funds

... Archives . ... The PCA and ICA is used for separating mixed components with some assumptions. ... The need of source separation methods in astronomy has led various adaptations of decomposition methods available. ... I rarely come up with a paper which gathered and summarized component separation methods applicable to astronomical data. In that regards, the following paper seems useful to overview methods of reducing dimensionality for astronomers. [arxiv:0805.0269] . ... Chandra Blog . ...

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• Doug Burke's Perl/S-Lang pages: Datatype examples
• Charged Particle Subtraction
• Pat Slane: Reflectivity Page

This module provides support for dynamically configured mass virtual hosting . ... Source File: mod_vhost_alias.c . ... For simple name-based virtual hosts you might use the following directives in your server configuration file: UseCanonicalName Off VirtualDocumentRoot /usr/local/apache/vhosts/%0 . A request for http://www.example.com/directory/file.html will be satisfied by the file /usr/local/apache/vhosts/www.example.com/directory/file.html . ... Module: mod_vhost_alias . ...

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• Apache module mod_isapi
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• Compiling Apache for Microsoft Windows

... Apache HTTP Server Version 2.4 . ... While many distributions make Apache httpd available as operating system supported packages, it can sometimes be desirable to install and use the canonical version of Apache httpd on these systems, replacing the natively provided versions of the packages. ... This document explains how to build, install, configure and run Apache httpd 2.4 under Unix systems supporting the RPM packaging format. ... Configuring the Default Instance of Apache httpd . ...

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• mod_isapi - Apache HTTP Server
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Peremennye Zvezdy", . ... Star Name: . GSC 3710-00312, USNO-A2.0 1425-04252279 . ... Variability type: . ... USNO-A2.0 1425-04252279 is located at the distance of 15?.7 from the X-ray source 1RXS J031707.9+572942, which is larger than the position error of the source (12?), but its hardness ratio HR1 = 0.03 0.29, typical of chromospherically active stars, and its character of variability allow us to assume that the star is related to the X-ray source. ... Eclipsing variability . Sine wave 1 . ...

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• Journal "Peremennye Zvezdy" > PZ: main journal.
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