. unfiltered . GGM02C model . PC 1 . PC 2+3 . PC 2 . PC 3 . PC 4 . PC 5 . Sum of nine first PCs 2-10 . Difference between the initial signal and ten first PCs 1-10 . PC 1 . PC 2+3 . PC 2 . PC 3 . PC 4 . PC 5 . Sum of nine first PCs 2-10 . Difference between the initial signal and ten first PCs 1-10 . PC 1 . PC 2+3 . PC 2 . PC 3 . PC 4 . PC 5 . Sum of nine first PCs 2-10 . Difference between the initial signal and ten first PCs 1-10 .

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• Fulbright scholar Leonid Zotov

... It can · · obtain ice sample from 20 cm or deeper surface layer, then melt it and extract biomass from the ice surface water by filtration; Laser TOF MS for the measurements of element composition of the biomass; Gas TOF MS for the detection of: 1) volatile components, generated at the heating of biomass sample (closed window mode); 2) secondary ions , emitted from ice matrix by the influence of energetic magnetosphere ... Spectrum of yeast sample. ... Laser TOF MS 6. ...

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adapted from Observe: Eclipses, published in 1979 by the Astronomical League and "Safe Solar Filters," by B. Ralph Chou, Sky and Telescope, August 1981) . ... Tape TWO pieces of film together into a sandwich, and tape this over the opening in the cardboard. ... The cardboard frame will act as a shade from the bright Sun, while you safely observe through the film sandwich. ... Undeveloped film is not safe. ... tape . ... At the end of one of the tubes, tape the aluminum foil, and make a tiny pinhole. ...

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M obile A stronomical Sy stem of TE lescope- R obots MASTER-II Kislovodsk Lomonosov Moscow State University, Sternberg Astronomical Institute , Moscow Union "Optic" , Kislovodsk Solar Station Latitude = 43 o љ44'.767љN; Longitude = 42 o љ31'.417љE; Altitude = 2067љm MASTERљIIљ(8љsquareљdegress) + MASTERљVWF(VeryљWideљFieldљCameras (FOV=800 square degrees, Timeљresolutionљupљtoљ150љms, with unfiltered m_lim=14m on 5 sec. exposure, and ~10.5m with 0.15 sec) . ... 11h 38m 38.0s , -09d 59m 59s) . ...

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Astronomy Picture of the Day . ... In this false-color picture, light blue regions are extremely hot - over 1 million degrees, while dark blue regions are slightly cooler. ... On the left is a normal star field containing the constellation Orion. ... A Star Where Photons Orbit . ... A Wolf-Rayet Star Blows Bubbles . ... Wolf-Rayet stars can blow bubbles. ... Wolf-Rayet stars generate bubbles because they continually eject their outer atmosphere as a stellar wind. ... Dark Bok Globules in IC 2944 . ...

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... 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. ...

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• Maximize a minimum filter | Astronomy.com
• filter | Astronomy.com
• How do light pollution filters work? Do they actually help? | Astronomy.com

extract equivalent widths ew(t) from 2d spectrum f(w,t) compute equivalent widths from normalized spectra smooth a function with a gaussian filter compute a gaussian filter for applying to a FFT calulate moments of a line profile compute periodogram dft(frq) from a light curve f(t). Use CLEAN if clean_mode = 1. fit a parabola fit(xv) to an arbitrary function yv(xv) evaluates a sine function on a given x-array

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Next: Feature enhancement: normalizing Up: No Title Previous: Feature enhancement: pulsing . The inverse transform is at the core of the best known applications of wavelets: data compaction and numerics. ... Two applications fall within our scope: filtering and denoising. Filtering consists of using only a portion of the wavelet map in the inverse transform process, masking out certain durations. ... Figure 23: Filtered reconstruction of the intermittent signal. ...

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• INTRODUCTION
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• Image: You have to be computer geek to understand the fun of this picture.

.

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• Observational Techniques: Computer Notes
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• Filter Throughput Curves

... Meade Series 4000 Nebular Filters incorporate the very latest in interference coatings technology. ... Technical Basis of the Meade Broadband Nebular Filter: As shown in the transmission graph below, the Meade Broadband Nebular Filter strongly rejects the light of sodium- and mercury-vapor lights as well as natural airglow and auroral emissions. ... Meade Series 4000 Narrowband Nebular Filters . ... Meade Series 4000 Oxygen-III Nebular Filters . ... Meade Series 4000 Photo-Visual Color Filters . ...

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• Blocking Filters - Coronado€о Solar - Products
• Meade Instruments Corporation - Pictor 616A Color Filter System
• Coronado 5mm Blocking Filter - Blocking Filters - Coronado€о Solar - Products

... For example, the previous examples are periodic. Example Dual beam calibration observation of a strong-point source with the GBT: Example Dual beam calibration observation of a strong-point source with the GBT: 0 -1 -2 Tb -3 -4 0 1000 2000 3000 t 4000 5000 6000 Example 1/f spectrum Shor t section of the data away from the strong source Time stream Power spectral density -1.75 -1.76 -1.77 -1.78 -1.79 240 260 280 300 t 320 340 360 15 5 5 15 25 0.0 0.2 0.4 Frequency 0.6 Power ...

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• A prototype build system for CASA using SCons Bojan Nikolic web pages (r. 329)
• Simulating Atmospheric Phase Errors, Phase Correction and the Impact on ALMA

... Jitter imaging (also known as microscanning ) is probably one of the most efficient ways to perform astronomical observations in infrared. ... This paper discusses the various issues attached to each data processing step and offers several algorithms, having in mind an automatic data processing in pipeline mode (i.e. without user interaction) as intended for the VLT. ... Poisson offset generation . ... Frame offset detection . ... Peak detection algorithm . ... Header offsets . ... Linear average . ...

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Stellarium 0.12.3 . ... FileљStructure . ... TextureParams Struct Reference . Parameters specifying how to construct a texture. More... #include < StelTextureParams.hpp > . ... filtering (const TextureFiltering filtering) . Set texture filtering mode. ... Texture filtering mode. ... Default parameters (no mipmaps, linear filtering, clamp to edge wrap mode). ... TextureParams c = TextureParams ().generateMipmaps() .filtering(TextureFiltering_Nearest).wrap(TextureWrap_Repeat); . ... wrap . ...

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... Exposure Time Calculator (ETC) . Survey processing . ... VISTA is a 4-m class wide field survey telescope for the southern hemisphere, equipped with a near infrared camera (1.65 degree diameter field of view at VISTA's nominal pixel size) containing 67 million pixels of mean size 0.34 arcsec and available broad band filters at Z,Y,J,H,K s and a narrow band filter at 1.18 micron. A wide field visible camera, if constructed, could also be used on VISTA. ... Tile . ... ESO VISTA Public Surveys . ...

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This document explains some of the directives provided by the core server which are used to configure the basic operations of the server. ... Process Creation . Network Configuration . ... User . ... A single control process is responsible for launching child processes which listen for connections and serve them when they arrive. ... The User and Group directives are used to set the privileges of the Apache child processes. ... The child process creates multiple threads to serve requests. ...

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• Running a High-Performance Web Server for BSD

... It includes level converters and a optional radio modem designed to decode the radio timecode signals transmitted by the Canadian time and frequency station CHU. A complete set of schematics, PCB artwork, drill templates is in the pub/ntp/gadget.tar.Z file on ftp.udel.edu. ... One of these converts a TTL positive edge into a fixed- width pulse at EIA levels and is for use with a timecode receiver or oscillator including a TTL PPS output. ... See the schematic diagram gadget.s01 for reference. ...

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Russian SHAREABLE DATA CENTER Institute of Solar-Terrestial Physics SB RAS . ... To improve the quality of ionograms and to carry out on automatic ionogram processing we have developed a special software, which can be arbitraly devided into the following main parts: . ... Ionogram processing software on the basis of image processing; . Interactive ionogram processing software. ... Here we present ionogram samples for different kinds of chirp sounding . ... Capabilities and samples | ...

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• East Siberian Center of Earth Ionosphere Research. Chirp ionosonde.
• East Siberian Center for the Earth's Ionosphere Research. Modelling, secondary

SPECIALIZED COMPUTER SYSTEMS FOR MATHEMATICAL MODELING OF DISCRETE POINT STRUCTURES READOUT PROCESS Aleksandr Reznik, Andrey Torgov, Aleksandr Soloviev Institute of Automation and Electrometry, Siberian Branch, Russian Academy of Sciences The paper describes the specialized software systems that have been used to solve difficult mathematical problems in digital images processing. ... Systems for the first computers based on FORTRAN. ... Systems based on Matlab special environment. ...

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• Fedotov Aleksandr Aleksandrovich
• Fursov Vladimir Alekseevich
• Nikonorov Artem Vladimirovich

... Proposed location of the new generation Russian VLBI network radio telescopes Kaliningrad St. Petersburg Zelenchukskaya (Zc) Badary (Bd) Ussurijsk Working frequency bands for the new generation Russian VLBI network S X Ka 2.2 2.6 7.0 9.5 27 33 F, GHz Data acquisition parameters 4 frequency bands : 512 MHz bandwidth x 2 polarisations or 1024 MHz bandwidth x 1 polarisation 2-bit sampling ...

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Russian Version [ MS-Win ] . ... Satellite data ] . ... The program is a powerful tool for multi-purpose image analysis and processing. It operates on files in main standard image storage formats: TIFF, BMP, GIF, PDF. The program contains a rich collection of operations for visual image quality improvement: linear and logarithmic normalization, equalization, brightness transformation by arbitrary look-up table, etc. ... ALMAZ-1 satellite data processing . NOAA satellites data processing . ...

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