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. ...

... Archives . ... Scientific Programmer for the Kepler Mission . ... RIACS is seeking scientists/engineers to help develop the Science Operations Center for the Kepler Mission at NASA Ames Research Center. ... Kepler science analysis tasks include aperture photometry and difference image analysis photometry, systematic noise removal from flux time series, and planet candidate validation. ... Tags: job announcement , Kepler mission , scientific programmer . ... Chandra Blog . ... SAMSI AstroStat Prog. ...

... This is possible at modest cost due to the low moments of inertia of the telescope and enclosure. ... This same performance will be achieved in higher winds when the telescope enclosure is facing away from the wind, or by using wind screens. ... The telescope system (MILT) will be remotely operable with an on-site operator's assistance by an astronomer located at one of the ARC member institutions. ... Mean Wind Speed . ... Offsets > 10 deg: 1 arc sec rms max . ... 5 sec max, tracking to tracking . ...

National Aeronautics and Space Administration . ... Gregory Errol Chamitoff (Ph.D.) . NASA Astronaut (Former) . ... NASA EXPERIENCE: In 1995, Dr. Chamitoff joined Mission Operations at the Johnson Space Center, where worked as a Guidance and Control Flight Controller. ... SPACE FLIGHT EXPERIENCE: Expedition 17/18 - In 2008, Dr. Chamitoff served as the flight engineer and science officer for a 6-month mission aboard the International Space Station during Expeditions 17 and 18. ... OCTOBER 2013 . ...

... Computer Science ( / ) (management) .. ... ALM) . ... Version and Variant Management 19 ALM - Application lifecycle management - IBM Requirements management Project, process, and portfolio management Architecture management Software change, configuration, and release management Quality management ALM - Application lifecycle ma n a g e me n t - H P HP Application Lifecycle Management HP Business Process Testing ... MolesIsolation Framework for unit testing for .NET....

To develop software applications in an interesting and creative environment. ... Developed client/server, GUI, and expert system software in Java, LISP, and Tcl/Tk. ... Coordinated the releases of the Cycle 7 RPS2 software system to support observing program creation by scientists world-wide. ... Developed software to support the Preprocessor subsystem of RPS2. ... Developed software to support the Description Generator subsystem of RPS2. ... Rob Douglas, rdouglas@stsci.edu . ...

Princeton Instruments was incorporated in 1981 and has been building low light systems for its entire history. ... Princeton Instruments uses the latest in computer aided design to engineer the highest performance camera systems possible. ... We work with every major manufacturer of CCD arrays and image intensifiers in the world. ... From early in the company history, Princeton Instruments has offered complete detection systems for many different types of applications. ... Princeton Instruments, Inc. ...

... These include support for spectral coordinate systems, and compliance with FITS WCS papers I, II and III. ... Supported . ... Supported (all coordinate systems [including helio-ecliptic] and algorithm codes listed in papers I, II and III, with the exception of the ``STOKES'' and ``COMPLEX'' values defined in paper I, the ``CUBEFACE'' value defined in paper II, and the ``-TAB'' algorithm defined in paper III) . ... Supported (all systems, except ecliptic coordinates are currently assumed to be FK5) ....

Vertex Contract in Hindsight Computer driven control system design philosphy A contract for a complex software-driven system should include: 1. ... A complicated system should contain its own development system, i.e. it should be possible to program and reprogram the system from its own operating console or terminal. ... A general and flexible approach for our pointing system would be to have all the sensors and effectors connected to an upstairs unit that is driven by a fast Ethernet connection. ...

OptInt PmWiki . ... Edit Page | Page History | Attach | ... MROI Delay Line Design Contract . ... Document Management . ... Design Documentation . ... Released FDR Documents . ... MROI DL Production SW Contract . ... MROI Fast Tip-Tilt Contract . ... Design Documents . ... MROI . ... MROI FTT Contract Private Material . Contract Documents . ... MROI DL Design Contract Private Material . ... AP local page . ... Include Other Pages . ... Page last modified on December 01, 2009, at 06:39 AM . ...

NIST Spetial Publication 500-220 . Guide on Open System Environment (OSE) Procurements . ... An Open System Environment encompasses the functionality needed to provide interoperability, portability, and scalability of computerized applications across networks of heterogeneous, multi-vendor hardware/software/communications platforms. ... The Open System Environment concept has become ubiquitous throughout both the public and private sectors. ... ACQUIRING AN OPEN SYSTEM ENVIRONMENT 11 . ...

... ATNF Home . About ATNF . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Australia Telescope User Committee . ... Australian Square Kilometre Array Pathfinder . Murchison Radio-astronomy Observatory . ... Parkes radio telescope . Australia Telescope Compact Array . Mopra radio telescope . ... Australia Telescope Online Archive (ATOA) . ... Visiting Parkes radio telescope . Visiting Australia Telescope Compact Array . ... Parkes radio telescope webcam . ...

home news . SEARCH ASP SITE: Match ALL words Match ANY word . ... Beginning in 2005, all conference proceedings published by the ASP Conference Series during 2004, and all future volumes, will include full text electronic access. ... Visit the e-Books site for select free preview volumes . ... Organizers of upcoming conferences who wish more information about publishing their proceedings through the ASP Conference Series should contact Interim Managing Editor J. Ward Moody at jmoody@byu.edu . ...

Participants of the High Performance Computing courses held at the Armagh Observatory. Staff and students from institutions throughout the island of Ireland have visited the Armagh Observatory to attend three advanced courses on High Performance Computing (HPC) over the 4-day period 16th to 19th February 2009. ... The advanced HPC courses were delivered by staff from the Irish Centre for High-End Computing and the National University of Ireland, Galway . ...

The AstroGuide . ... AstroGuide | ... AstroGuide Listing . Login . See many more Astronomy Listings by: Category or Alphabet . ... They also provide consulting services in the general area of scientific data acquisition and visualization. ... Listed Since February 16, 1999 . ... Web Site . ... Web . ... 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 ...

... Fortunately, astronomy is an exception in this regard. ... As commercial databases have been described in detail before (see e.g. Watson 1991), this chapter will concentrate on Library information services that require neither an account nor a password and do not charge fees according to the connecting time or the number of data sets that are displayed or downloaded. ... American Astronomical Society (AAS) . Astronomical Observatory Trieste (OAT) library . ... Center for Astrophysics library . ...

... As mentioned in the previous section, omphotom can compute the photometry of a source by fitting the PSF to it, and other close sources may also be included in the fit. ... where, the background is either the constant term in the least-squares fit or a fixed value, n the number of sources are included in the fit, is the central height of the fitted PSF source k and are the distances from the centre of source k to the image point (i, j) in the x and y directions, respectively. ...

ASTRONOMICAL YEARBOOK (in Russian) . ... It contains the ephemerides of the Sun, the Moon, major planets, and stars computed with the maximum precision in the accordance with the resolutions approved by the International Astronomical Union (IAU). From AY-2016 the ephemerides EPM2011 developed at IAA RAS was used as a ephemerical basis for the calculation of ephemerides of the Sun, the Moon and major planets with accuracy adequate to DE ephemerides. ... ASTRONOMICAL YEARBOOK . ...

... PUL VLBI Analysis Center . ... Pulkovo EOP and Reference Systems Analysis Center (PERSAC) is located at the Pulkovo Observatory . ... Processing of VLBI , GPS, and optical observations aimed at analysis of the Earth rotation, station displacement, and celestial reference system. ... Celestial Pole Offset (CPO) and Free Core Nutation (FCN) . Four daily updated CPO and FCN series (models) are provided. ... File fcn1.dat contains the ZM1 FCN model with variable amplitude and phase. ...

Russian Space Science Internet (RSSI) is a successful result of RSSI Project. ... space oriented organizations; . ... RSSI offers for its members : . ... videoconferences via MBONE Internet protocol (there are 2 tunnels available now through the general IP network: one to NASA Internet, and another to Moscow State University); . ... It is designed so that all organizations connected to the RSSI gain access to the resources of Russian computer networks as well as world wide Internet. ... nic@rssi.ru ...