... Satellite data ] . ... The SCANOR system provides receiving and processing of the Earth-surface pictures made in visible and infra-red bands and transferred by satellites of the NOAA polar orbiter series (in the HRPT mode). ... The SCANOR system includes the desktop receiving device connected to an IBM AT 386 type computer, and the parabolic antenna with the guiding mechanism. The SCANOR system possesses the state-of-art software providing registration and processing of the received data. ...

... cal values . ... 13jan13: calibration results: jun12-dec12. updated pointing offset. 26may08: cal values measured using sky and absorber. may04-sep04: sbw GAIN CURVES. may04-sep04: System performance of data used for gain curves. 09jul04: cal values measured using sky and absorber . ... 20jan11: rfi appears at 2380 Mhz. 07jun05: time for sbw dewar to cool down. 09may03: resonances in the sbw receiver. ... Gain curves were fit to the sband wide calibration gain data using 15may04 through 01sep04. ...

... ATNF Home . About ATNF . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Australian Square Kilometre Array Pathfinder . ... Parkes radio telescope . Australia Telescope Compact Array . ... 3mm Home Page System Performance Calibration Observing Quick Start System Specs mmATCA Receivers mmATCA Results . The new millimetre receivers system installed on the Australia Telescope Compact Array make use of Monolithic Microwave Integrated Circuit (MMIC) amplifiers. ...

Radio Interferometry Principles . Radio Interferometry Signal Processing . ... A radio interferometer consists of a pair of directional antennas that are tuned to receive radio emissions from a source in a desired RF band. ... The antennas are pointed at the radio source of interest and are set up to receive the signal and process it into a form suitable for transmission to the correlator. ... In connected element interferometry, the digital signal goes directly to the correlator. ...

RADIOASTROPHYSICAL DEPARTMENT • INSTITUTE OF SOLAR-TERRESTRIAL PHYSICS RAS SB . ... SSRT - Receiving systems . The SSRT has two independent receiving systems for recording solar observational data, and several ancillary receivers for checking, setting up and adjusting the instrument. The base receiving systen is a multichannel filter receiver for a simultaneous recording in 180 channels with the 500 kHz band each, adjusted at steps of about 600 kHz. ... Channel's band . ...

... Monitoring of the development of the on-board 92-cm receiver (R-SRT-92 cm) ongoing at the KB GORIZONT in Nizhnii Novgorod: . ... SRT test sets were delivered to LA and used for the checkout of the engineering models in assembled configuration as 'open' complex. ... Kalyazin 64-m radio telescope, the main Russian ground telescope for the RadioAstron project ,was equipped with the new 18-cm dual-polarization feed and receiver. ... OHFS-SRT Space Radio Telescope On-board Hydrogen Frequency Standard . ...

Astronomical Data Analysis Software and Systems XIII ASP Conference Series, Vol. ... CARMA's monitoring system (CAM), is designed to collect monitor data periodically from a set of heterogenous systems and organize these monitor points hierarchically. ... The Array Control Computer will require a uniform stream of monitor data from all of the different types of antennas, each with its own hardware and software. ... A Block Diagram of the CARMA Software System. ...

... SMIS : Space Monitoring Information Support laboratory . Russia's Weather : State Meteorological Center Weather Forecast . Space Weather service : ACE real time solar wind data and simple geomagnetic activity forecast. ... World Fire Web : Space Research Institute (IKI) node . Sputnik : Joint project of SRC Planeta, Rosgidromet and Space Research Institute (IKI) . ... Today's Space Weather : Presented by the Space Environment Center . ... Back to the Space Research Institute Home Page ...

... Up: Interrupts and Signals Previous: Sending Signals - kill() . int (*signal(int sig, void (*func)()))() - that is to say the function signal() will call the func functions if the process receives a signal sig . ... signal(SIGINT, SIG_IGN); . ... Finally lets write a program that communicates between child and parent processes using kill() and signal(). fork() creates the child process from the parent. ... The child picks up these signals with signal() and calls appropriate functions. ...

On line simulation in ALMA Software Robert Lucas ALMA Simulation workshop Summary · · · · · · Need for hardware simulation for software testing Requirements for on-line simulation A Shared Simulator Limitations Current capabilities Further work ALMA Simulation workshop 2 Need for on-line simulation · Main motivation is to test software ­ At the subsystem level: simulate the ... ALMA Simulation workshop 8 Actual scope? ... ALMA Simulation workshop 11 Further work? ...

To monitor the state of your processes use the ps command. ps [-option] . Used without options this produces a list of all the processes owned by you and associated with your terminal. Options for this command vary with the type of UNIX system that you are using. ... It may be that you are running more than one terminal session on the system and/or that you have processes which have no controlling terminal associated with them. ... Understanding process information . ...

... Ham packet radio system including: . ... control computer RSC 2. dedicated software monitoring generation of probing pulses in onboard transceiver in radio beacon mode; . ground receiving network of ham radio packet communication to record probing pulses of onboard radio beacon; . ... Generation of onboard radio beacon probing pulses as time marks to ground receiving network (including ham radio receivers of USW) and transmission of the measurement results throughout Internet network. ...

... Special procedures had been developed and tested with the flight electronics: · fast definition of the operational conditions for the FFO (both in the Fiske step and quasi-particle regimes); · measurements of the free-running FFO linewidth; · optimization of the LSU and HM parameters; · optimization of the PLL operation; · minimization of the SIR noise temperature; · setting all predefined SIR parameters in the exact sequence for ... SIS IF dependence on HM voltage and LSU power. ...

Russian SHAREABLE DATA CENTER Institute of Solar-Terrestial Physics SB RAS . ... Antenna system . ... The Irkutsk incoherent scatter radar is one of the world's nine active radars which give the opportunity to investigate ionosphere by the incoherent scatter method. ... Antenna gain coefficient . ... Antenna . ... Two antennas . ... To get an idea what station "Dnepr" antenna system looks like, let us consider some of the radar views which are given by the photographs General view and Side view . ...

an error occurred while processing this directive] [an error occurred while processing this directive] . You have accessed a U.S. Government System. This site is intended to be used for viewing and retrieving information. Computer Fraud and Abuse Act of 1986 . ... US Government System Monitoring . ... All persons are hereby notified that use of this system constitutes consent to monitoring and auditing. [an error occurred while processing this directive] ...

... SRC "Planeta" is executing operative control and guidance management of ground system for receiving and processing satellite data that includes three regional centers: European Center (SRC "Planeta", Moscow, with branch offices in Obninsk and Dolgoprudny), Siberian Center (regional department in Novosibirsk) €а& Far-Eastern Center (regional department in Khabarovsk). ... Catalogues of received and processed satellite data are available on€а SRC "Planeta" web-sites: . SRC "Planeta" . ...

... Tonight's Sky . ... News . Observing . ... Supernova showered Earth with radioactive debris . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... Supernova simulations reveal new processes . ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...

... Prognoz Launches . ... Images . ... antenna of the low-frequency radiation receiver of the electromagnetic field . ... panel of solar batteries . magnetometer bar Prognoz is the name of the once soviet Earth research artificial satellites (ISZ for Russian) meant to study processes of solar activity, their influence on interplanetary environment and the Earth magnetosphere. ... solar wind and magnetosphere study . ... Full image is 61k . Full image is 52k . Full image is 60k . ...

... USSR Venus Orbiters . ... Each spacecraft consisted of a synthetic aperture radar (SAR) and a radio altimeter. ... The Venera 15 and 16 synthetic aperture radar (SAR) systems were identical, and were used to map the surface of Venus at a resolution of 1 to 2 kilometers (.6 to 1.2 miles) over a period of 8 months. ... The Venera 15 and 16 radar (radio) altimeter systems were identical, and were used to determine the topography of the surface of Venus from the north pole down to about 30њN latitude. ...

... The reduction system of observations FADPS (description in Russian) (Flexible Astronomical Data Processing System) for data of wide-band receivers of the first observation cabin of the radio telescope RATAN-600 had been created under the Unix-like operational system DEMOS for computers of the SM-1420-type (PDP/11) in 1987 for observation analysis and estimates of coordinates and flux densities of radio sources. ... FADPS: flexible astronomical data processing system at RATAN-600 in UNIX environment....