The nasa.gov site requires that JavaScripts be enabled in your browser. ... Contact NASA . ... The term "astronaut" derives from the Greek words meaning "space sailor," and refers to all who have been launched as crew members aboard NASA spacecraft bound for orbit and beyond. Since the inception of NASA's human space flight program, we have also maintained the term "astronaut" as the title for those selected to join the NASA corps of astronauts who make "space sailing" their career profession. ...

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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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... Up: Science Software Applications . ... It has extensions for creating GUI (Tk) and object-oriented ([incr tcl]) applications. Several Tcl-based tools that may be used for astronomical and other scientific applications have been created and are discussed. One example is ptcl , which registers PGPLOT functions as Tcl commands, creating a powerful interactive plotting package. ... Both programs use the same C code, Tcl commands, and [incr tcl] classes; only the GUIs are different. ...

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Motif and X-Windows . The applications described in this section are some of the many applications available. ... A DECterm session can be created by choosing the DECterm submenu item the Session Manager's Application menu or by using the CREATE/TERMINAL command at the system prompt. ... The CDA Viewer application displays the contents of compound documents consisting of graphics, images, and text. ... Ghostview is an application that displays PostScript documents using ghostscript. ... DECterm . ...

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... Often it is convenient to edit one visibility dataset (``the template''), and then to apply the flagging from this to another. For example, forming and flagging a ``channel-0'' dataset might be less painful than flagging a huge spectral line dataset. ... The task that can do these sorts of operations if uvaflag - it matches visibilities in the template and the input, and flags those visibilities in the input that are flagged in the template. ... Dataset to be flagged. tvis=multi.chan0 . ...

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... Apache HTTP Server Version 2.2 . Apache > HTTP Server > Documentation > Version 2.2 > Virtual Hosts . ... IP-based virtual hosting is a method to apply different directives based on the IP address and port a request is received on. ... As the term IP-based indicates, the server must have a different IP address/port combination for each IP-based virtual host . ... In the terminology of Apache HTTP Server, using a single IP address but multiple TCP ports, is also IP-based virtual hosting. ...

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... Near Comet Hyakutake's Nucleus . ... 20.03.1996 . ... Credit Copyright: Olivier Hainaut ( IoA, Hawaii ) and Richard West ( ESO ), 3.5-m New Technology Telescope, European Southern Observatory Explanation: This March 19th false-color picture of Comet Hyakutake from one of the most sophisticated ground based telescopes captures the area surrounding the comet's nucleus . ... Publications with keywords: comet - comet Hyakutake - nucleus . Publications with words: comet - comet Hyakutake - nucleus . ...

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... Posts tagged ?model based? ... arXiv:stat.ME:0910.2585] . Variable Selection and Updating In Model-Based Discriminant Analysis for High Dimensional Data with Food Authenticity Applications . ... Category: Algorithms , arXiv , Cross-Cultural , Data Processing , Jargon , Methods , Spectral , Stat | ... Tags: bimodality , chi-square minimization , Classification , CMD , Estimation , machine learning , massive data , model based , PCA , spectral analysis , spectroscopic , survey , VO . ...

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... The Australian National University] [Department of Physics] [Paul Francis] [Main Roleplay Page] . These exercises are my attempt to adapt the technique of Problem Based Learning to the context of introductory astronomy and astrophysics classes. ... As students grapple with the puzzle, they are forced to learn the subject matter of the course. ... This exercise is designed for 1st year University students with a reasonable high-school background in Maths and Physics. ...

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Next: Conclusions Up: Selection Effects Previous: Inconsistent (or Inconsistently Applied) . Another possible bias, present in this as well as all other surveys which use spectral indices based upon nonsimultaneous data in their selection process, is due to variability. ... In order to minimize the effect of non-simultaneous radio survey data upon our samples, we decided to expand the common definition of flat-spectrum radio sources to extend to (instead of 0.5). ...

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AMPLE 3 - Multi-purpose Software Package for Asteroids and Comets . ... To download the archive of new data base (for example, dbfiles-2011apr.zip ) click on necessary zip-file from list below. Unpack the archive to obtain directory dbfiles . Replace directory dbfiles in "C:\Documents and Settings", where the part of AMPLE 3 is installed (for example, C:\Documents ans Settings\Username\Application Data\Ample 3), by new directory dbfiles from the archive. ... No less than 500 MHz . ...

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... Northern Eurasian GOFC/GOLD Fire Network Workshop in support of the Northern Eurasia Earth Science Partnership Initiative ( NEESPI ) . Satellite-based fire monitoring network in Northern Eurasia: Methods, Data Products, Applications . ... Operational systems of fire monitoring and fire situation in Northern Eurasia (Issues of system building and functioning, fire situation, available data and problems) . ... Marchenko N., Landscape-ecology methods for forest fires monitoring in Northern Eurasia. ...

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• Sirotin A.N., "Control Prolongation Operators by Annihilating Polynomials for
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... Mokhovaya st., 11, Moscow, 103907, Russia . ... Moscow Institute for Physics and Technology . ... 9, Dolgoprudny, Moscow region, Russia. ... 1999, Vol. ... In this report, we discuss an approach to construction of information searching systems based on dynamic chaos and intended to operate in computer networks, local area or Internet. Also we discuss an application of this technology to the problems of searching for information in unstructured text databases with natural-language requests. ...

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• Research Activities of InformChaos Lab.
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... ISC Kosmotras . ... Baikonur Cosmodrome Yasny launch base Downloads . ... Dnepr LV (a converted SS-18 ICBM) with THEOS SC aboard was successfully launched from Yasny Launch Base several minutes ago. ... A new fuelling station and clean room 2 were used during the THEOS launch campaign at Yasny Launch Base. ... ISC Kosmotras' stock of orders contains signed contracts for five more launches scheduled for up to 2011 both from Baikonur Cosmodrome and Yasny Launch Base. ... 01.10.2008 . ... Dnepr Program...

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... Laboratory for Spectroscopy of Molecular Structures . ... News . ... A new article entitled Description of optical properties of cholesteric photonic liquid crystals based on Maxwell equations and Kramers-Kronig relations has appeared in Physical Review E. Congratulations to Grigoriy Ksyonz on his first publication! . 25 th February 2013 . ... 22 nd November 2012 . ... 22 nd February 2012 . 4 th Workshop on Liquid Crystals for Photonics 2012 will take place in Hong Kong December 9-11, 2012. ...

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... IR-Light Emitters & Detectors . Russian High Technologies . ... Infrared detectors and light emitters are key components that are used for applications including radiometry, guidance, gas analysis, medicine etc. ... Devices are operating in spectral range of 1.0-5.0 um and have high efficiency. ... Light Emitters . ... Spectral response of PRX 27.. ... Applications . ... Among the features there are high speed response, high efficiency, wide temperature range. ... IR-Light Emitters and Detectors | ...

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... 2000 February 25 . The Comets Of SOHO . Credit: SOHO Consortium , ESA , NASA . Explanation: After four years of successful sun-gazing, the space-based SOlar and Heliospheric Observatory (SOHO) has also become the most successful comet-hunter in history, racking up 102 new comets . ... However, ten of SOHO's new comets, like those in the right column, are more "typical" comets and pass the sun at safe distances. ... About APOD | ... NASA Technical Rep.: ... Specific rights apply . ...

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• APOD: March 21, 1996 - Near Comet Hyakutake's Nucleus
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The AstroGuide . ... AstroGuide | ... AstroGuide Listing . ... See many more Astronomy Listings by: Category or Alphabet . ... Listed Since February 17, 1999 . ... 732) 329-0910 . ... 732) 329-9069 . Web Site . ... Web . www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Unless otherwise specified, web site content Copyright 1994-2016 John Huggins All Rights Reserved . dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . are trademarks of John Huggins ...

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... 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 ...

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Modern requirements stipulated for the Networking Technologies . Brief Review of the problems under solution. ... Distributed Collapsed Back Bone Technology Advantages and shortcomings of different approaches. Switches against routers. ... Position at the IS market. Position of the modern high-speed technologies. ... Review of switching technology. Review of the switch market.Classification of switches. ... Big corporate networks implementing switching and routing technologies. ...

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