... L-Wide . ... Receiver History . ... Available Filters: . ... Use with e.g. filter 5) NOTE 2 1120-1220 3 1230-1470 4 1550-1820 5 1100-1800 6 1360-1470 7 1320 hipass NOTE 8 1180-1280 9 1280 hipass (ext Output unit. ... Consequently, the calibration for data collected using the hipass 1320 and the hipass 1370 filters only will be mis-calibrated (i.e. by using the opposite polarisation calibration data). ... It is now possible to select any bandpass filter that is not in the 1320 hipass band. ...

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• pdev_birdies_25jun07
• system Performance
• Arecibo Observatory 430-MHz Gregorian Receiver

... In agreement with 3mm map (Voronkov et al. (2006) · 7mm Upgrade ­ still to do - fabricate spares for cryostats and conversion modules. ... Conversion Optical to electronic scheme RTM RTM DSP Board DSP Board DSP Board DSP Board Optical to electronic scheme DSP Board DSP Board DSP Board DSP Board RTM RTM RTM RTM Conversion sampling RTM RTM sampling Local oscillator distribution (antenna) Electrical to optical scheme ...

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• http://www.atnf.csiro.au/management/atuc/2006jun/docs/5_tech_dev.pdf
• http://www.atnf.csiro.au/management/atuc/2005dec/docs/5.0_ATUC_TechDev_Report_dec05.doc
• The Parkes 21cm Multibeam Receiver

... ImageJ plugins that process an image may implement this interface. ... ImageJ plugins that process an image should implement this interface. ... This plugin implements ImageJ's Analyze/Measure and Analyze/Set Measurements commands. ... Implements ImageJ's Subtract Background command. ... This plugin implements ImageJ's Fill, Clear, Clear Outside and Draw commands. ... Implements ImageJ's Process/Noise/Salt and Pepper command. ... This plugin-filter implements ImageJ's Unsharp Mask command. ...

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• Uses of Interface ij.plugin.filter.PlugInFilter (ImageJ API)
• Class Hierarchy (ImageJ API)
• FFTFilter (ImageJ API)

Next: The Chandra Automatic Data Processing Infrastructure . ... This is done with a Kalman filter and Rauch-Tung-Striebel (RTS) smoother, which are key components of the overall aspect solution software. ... The schematic shown in Figure 1 illustrates the basic flow of the Kalman filter design for Chandra aspect determination (Gelb 1974, TRW Memorandum 1996). ... Figure 1: Chandra Aspect Kalman Filter Schematic. ... The filter alone is not able to use future data to produce estimates. ...

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• A New Entropy Measure Based on Multiple Resolution and Noise Modeling
• Software for Testing and Commissioning the GBT
• Exploiting VSIPL and OpenMP for Parallel Image Processing

Next: Hierarchical Wiener filtering Up: Noise reduction from Previous: The convolution from . Let us consider a measured wavelet coefficient at the scale i . We assume that its value, at a given scale and a given position, results from a noisy process, with a Gaussian distribution with a mathematical expectation , and a standard deviation : . ... We get: . ... This is done from the study of the variation of the noise between two scales, with an hypothesis of a white gaussian noise; . ...

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• Filters - Apache HTTP Server
• JavaScript Mail Filters in Navigator 4.0
• Magnitudes and Colors

... Authors: Cecilia Barnbaum 1 , Richard F. Bradley 2 Every year, an increasing amount of radio frequency spectrum in the VHF, UHF, and microwave bands is being utilized to support new commercial and military ventures, and all have the potential to interfere with radio astronomy observations. ... Adaptive interference cancellation is a real-time approach to interference excision that has not been used before in radio astronomy. ... huizinga@stsci.edu . ...

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• WFC3 Instrument Handbook
• Table of Contents
• On-the-Fly Reprocessing

... omichain (omichain-1.51) [xmmsas_20080701_1801-8.0.0] . ... The omichain then cycles through each filter in the filter list and processes each exposure in the exposure list for that filter. ... If a USNO catalogue fits file is available, and the parameter usecat is set to true then it will also correct the astrometry for any offset between the OM and USNO RA and dec axes, adding the columns RA_CORR and DEC_CORR to the source-list. ...

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• XMM-Newton SAS: Watchout Page
• omi_stepbystep
• Initial processing

... Apache HTTP Server Version 2.4 . ... This document describes the use of filters in Apache. Filtering in Apache 2 . ... Filters can be used to process content originating from the client in addition to processing content originating on the server using the mod_reflector module. mod_reflector accepts POST requests from clients, and reflects the content request body received within the POST request back in the response, passing through the output filter stack on the way back to the client. ...

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• Mail Filters
• Arcetri designs innovative superconductor microwave filters for the Sardinia
• Arcetri Radioastronomy group

Next: AXAF Recipes Up: ROSAT HRI Recipes Previous: Quantum Efficiency Correction (a.k.a. For some observations, a significant amount of data may have been rejected during SASS processing because the background level was higher than the calculated threshold for rejection. ... REJECTED EVENTS . ... The recipe will allow the user to include rejected events in the generation of a new qpoe file and filter on the background level. ... This creates a qpoe file with standard + rejected events. ...

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• The AstroStat Slog particle filter
• The AstroStat Slog Blog Archive [MADS] Adaptive filter
• The AstroStat Slog Blog Archive [MADS] Kalman Filter

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 . ...

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• East Siberian Center of Earth Ionosphere Research. Chirp ionosonde.
• East Siberian Center for the Earth's Ionosphere Research. Specific character
• IS-radar

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 . ...

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... Stellar Evolution is driven entirely by the never ending battle between Pressure and Gravity . As imbalances are reached, the star is driven to find a new Energy source. ... Pressure and gravitational forces are equal, the star is stable and its core is sufficiently hot to fuse Hydrogen into Helium More about main sequence stars . ... The luminosity generated by the core fusion of Helium into Carbon is far greater than the shell luminosity associated with the fusion of Hydrogen into Helium. ...

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• Energy From the Wind

... 8, ``Celestial Mechanics'', 2002 First results of GPS orbit determination with GRAPE package using a square--root information filter M. O. Keshin Institute of Applied Astronomy, St. Petersburg, Russia The zero--differenced carrier phase measurements contain the distance be­ tween the phase centres of receiver and transmitter antennas biased by unknown integer number of cycles (phase ambiguities). ... In the case of GPS the problem of solar radiation pressure modelling is of primary importance. ...

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• http://www.ipa.nw.ru/conference/2002/sovet/PS/YAGUDINA.PS
• Keywords_330

... Обзор LPR фильтра. Впечатления от наблюдений с LPR фильтром. ... Характеристики цветных фильтров Baader-Planetarium . Мой перевод pdf- файла о фильтрах с сайта Baader-Planetarium (379 кб) . ...

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... Luminosity (L) · · · · A source's luminosity is the power that it emits in radiation. ... NB Astronomers often say `flux' when they mean `flux density' · SI units are Wm-2Hz -1 -26 filter · Also used are Jy 10 Wm-2Hz -1 E= РРРF d dA dt Specific Intensity, Surface Brightness (I) · Specific intensity (or surface brightness) is the power received (or emitted) per unit area per unit frequency per unit solid angle. ч F at surface of a spherical source = I · · Specific intensity is independent of distance...

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• http://www.mrao.cam.ac.uk/~bn204/publications/2011/nikolicga11.pdf
• http://www.mrao.cam.ac.uk/~anthony/latex/Tsuboi.ps
• Astrophysics Group SKALA meets LOFAR

Integration and performance of the flight configuration SIR on TELIS P. Yagoubov1, G. de Lange1, A. de Lange, M. Romanini, R. Hoogeveen1, V. Koshelets2, G. Wagner3, M. Birk 1Nation 3 al Institute for ... Netherlands 2Institute of Radio Engineering and Electronics, IREE, Russia 3Institute for Remote Sensing Technology, DLR, Germany Abstract TELIS (Terahertz and submm Limb Sounder) is a cooperation between European institutes, DLR, RAL and SRON, to build a three- ... LO frequency 624.93 GHz. ...

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• http://www.cplire.ru/html/lab234/pubs/2007_09.pdf
• http://www.cplire.ru/html/lab234/Tarasov/reprints/PhysicaC2002p171.pdf
• http://www.cplire.ru/html/lab234/pubs/2004-06.pdf

Feed cabin Nr. ... Fig. ... This allows to realize the sensitivity at frequency ranges 4.8, 11.2 and 30.0 GHz of 5, 7 and 12 mK by double beam switching mode and by the integration time of the output filter 1s. Input waveguide paths were very long and had big losses. ... The focal line of the feed cabin Nr. ... Data Acquisition and Control System . The Data acquisition system of the feed cabin Nr 2 is based on the new measurement ER-DAS system (Embedded Radiometric Data Acquisition System). ...

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• Receiving signals - signal()
• SCORPIO-2 project: filters
• Cosmological Gene project

... 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 . ...

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• DOK-2 Results Page
• OFO / IKI Developments
• GRB observations

... new: . ... Python 2.6.2 + most up-to-date modules (December 2009) . ... pyQC script structure . ... The current installation of python and its associated modules on our DFO machines is extremely old (i.e. python 2.4.2 was released in Sept. ... The new python executable lives in: /qcdp/bin/python . ... The first figure shows the execution times for the old python installation, while the second figure shows the execution times based on scripts running the python 2.6.2 installation with the new modules...

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• Around the Cat's Paw Nebula | ESO
• Basic CCD image processing
• Curious spiral spotted by ALMA around red giant star R Sculptoris (data

You can also see this page in Russian with using KOI8 (X Windows) or CP1251 (MS Windows) Cyrillic coding. The Laboratory supports the space TV experiments, mainly in the planetary exploration missions. ... Image Co-registration . ... PHOBOS mission - Martian satellites investigations. Phobos on the Martian limb, the image from Phobos-2 probe from 02/28/89. ... Russian Space Bulletin. ... Last modified at June,26 1997 Alexey Kuzmin: akuzmin@mx.iki.rssi.ru . Back to IKI home page ...

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• Space Weather Dials Interpretation Guide
• Processing the "Face on Mars" Images
• The Wind Spacecraft