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. ...

... 29a. Satellite looking up . ... 29e. Explorers of distant space . Space Index . This groups includes about 200 communication satellites ("comsats") scattered in synchronous orbits above the Earth's equator. ... 6 Earth radii (42,000 km or 26,000 miles), these satellite make one orbit per day, ( sidereal day of 23 h 56 min--see here ) and therefore as the Earth turns, they always stay above the same ground station. ... Next Satellite Class: #29e Missions to Planets and to Distant Space . ...

Analysis of general features of the chaotic system behavior and investigation of the properties of concrete chaotic sources. ... Analysis of information properties of chaotic systems and chaotic oscillations as concrete objects for information processing and comunications. ... This hypothesis gives a possibility of designing simple mathematical structures accomplishing various processes of information processing using chaos. ... Activities | ... E-mail: chaos@mail.cplire.ru ...

Winer Observatory P.O. Box 797, Sonoita, Arizona 85637-0797, USA . ... 2/3-m Telescope . ... Site . ... Commanding . ... In a typical robotic observing scenario, each afternoon, a telescope control computer obtains a set of objects to observe from its home institution from a command or script file. ... The file is then transferred to the telescope control computer at the Winer Observatory in Sonoita. ... The Iowa control computer then begins processing the telrun.sls file. ... 2013 Winer Observatory. ...

... the shutters, loads . ... We have shutter/receiver protection to protect the receivers when we transmit with one of our transmitters (sband,430, hf). ... this is also controlled by the 430 ch load/antenna switch. closed always wins . ... shutter - open,close, or query the receiver/radar shutters . ... When the 430 dome is being used, we want to close all shutters, but leave the 430 dome receiver under control of the ch load/antenna switch (above the oscilloscopes in receiver room). ... shutter close...

... The tracking system works in micro-step regime with a computer step of correction = 0.003 arcsec per second of time and a maximum speed of correction up to 4.6 arcsec per second of time. ... The APD module was constructed for performing experiments of receiving of 2 Mbps signals from “ARTEMIS” using the Cassegrain focus of 0.7m telescope. ... GaAs PIN photo diode. ... Laser module with thermoelectric stabilisation of laser diode. ... Electronic module for turbulence compensation system . ...

... After a brief leave in Bangalore to work on astronomy (and holiday in Nepal), Dave will be continuing in management positions within the ATNF. ... We have also hosted an observing project visit from a contingent of ATNF and CTIP vacation scholars, who observed h Carina with the new 12-mm system (see article elsewhere in this issue), observed new HIPASS galaxies, and studied interference from microwave ovens. ... Currently we are testing this system with a single antenna. ...

MRO Delay Line Socket Initialisation Protocol for Delay Line Computers E. B. Seneta bodie@mrao.cam.ac.uk rev 1.0 13 October 2006 Cavendish Laboratory JJ Thomson Avenue Cambridge CB3 0HE UK Objective To describe the protocol by which network connections are to be made and broken between delay line computers. Scope This document describes how to make and break network connections for the purpose of sending and receiving delay line command, command data, status and telemetry messages. ...

... Space Research Institute LAN Workshops and seminars Homepage . Space Research Institute of Russian Academy of Sciences is a leader in networking and communications in Russia through its networking projects and cooperations. ... Space Research Institute Interconnect Network Operation Centre staff monitors and maintains SPACENet. ... Space Research Institute Interconnect Network Operation Centre staff assists European Space Agency (ESA) technical and operation staff in supporting ESAnet connections. ...

Common names: EIA-449, RS-449, ISO 4902 . ... at the DTE) . at the DCE) . ... Control . ... A signal send from DCE to its DTE to indicate that it has received a basic carrier signal from a (remote) DCE. ... Timing signals used by the DTE for transmission, where the clock is originated by the DTE and the DCE is the slave. ... A control signal from the DTE to the DCE. ... A control signal from the DTE to the DCE that causes the analog transmision output to be connected to the analog receiver input. ...

... SMIS ] . noise temperature of the low noise amplifier less than 100 K . automatic frequency and polarization adjustment of the received signal . double transform of frequency . power supply: single phase, 220 V, 50 Hz . power consumption: less than 30 Wt . the unit measures: 470 x 300 x 130 mm . weight: less than 10 kg . ... Back to SMIS Home Page . ...

... Dr. Ravil Nazirov is the head of the workshop, and Andrew Ananjev is the secretary of the workshop. ... The workshop is used to be held in the last decade of the month, preferably on Tuesdays. ... The next session will take place October 29, 1996 . ... There is "CONPAS" mailing list which you can join to discuss issues of problem solving and to be automatically notified of important dates and decisions with respect to the coming sessions. ... Secretary of the Workshop: Andrew Ananjev . ...