... Science Users Information > Science Publications > Science Announcements > Improvement to FLAMES Spectral Resolution and Sensitivity . ... The FLAMES GIRAFFE spectrograph is not kept at a controlled temperature, and thus, at the beginning of every observing block, GIRAFFE is re-focussed to take account of collimator temperature. ... The updated values lead to a substantial increase in spectral resolution and sensitivity across all settings, particularly for the high resolution ( HR ) settings. ...

FPGA P-ALFA backend GALFA 3rd Meeting 2004-08-29 Arecibo Observatory Giacomo Comes P-Alfa backend requirements Bandwidth Channels Input Levels Output levels Integration ti m e Number of products 300 MHz 1000 (300 KHz resolution) 8 bits (minimum) 4 bits (software) after mean subtraction 64 us (pulsar) 1 ms ( continuum ) 1 summed channel (pulsar) 4 ( ...

... Дни открытых дверей к юбилею САО РАН (12-14 апреля 2016 г.) . Международная конференция "Dark Ages and White Nights (Spectroscopy of the CMB)" (20-24 июня 2016 г.) . ... Международная конференция MULTI-SPIN GALAXIES - 2016 (26-30 сентября 2016 г.) . Международная астрономическая конференция "Физика звезд: от коллапса до коллапса" (3-7 октября 2016 г.) Архив . ... Подробнее.. ... 10.02.16 . ... БТА в реальном времени . ... Цейсс-1000 в реальном времени . ... Последнее обновление: 22/03/2016 ...

... Imaging Spectrograph For Visible And Near Infrared (NIR) Spectral Ranges n High-Efficiency Holographic Grating n First Direct-Sight C-Mount Imaging Spectrograph n Polarization Independent n Specim Ltd. ImSpectorTM Ima ging Spectr o g raph General Description The ImSpector adds spectral resolution to conventional imaging cameras via a standard Cmount. ... The ImSpector N17, Specim's latest imaging spectrograph, is designed for NIR imaging in 900 - 1750 nm with InGaAs matrix cameras. ...

... Specs . ... Data in folding and search modes will be output as FITS files. The DFB also has a mode that provides digitized baseband output suitable for the next generation of real-time coherent dedispersion systems. ... The output file will be a standard, pulsar folded profile with full polarisation and a given number of phase bins, frequency channels and subintegrations. ... The DFB is specified to allow 2048 frequency channels and 2048 phase bins for a 4-ms pulsar recorded with 8-bit sampling. ...

... OGIP spectrum for selected source region . OGIP spectrum for selected background region . ... The primary input to especget is an image data set and two spatial selection expressions which need to mark an extraction region around a point source and a source-free background region. ... All regions will be deleted from the image - new initial selections for source and background regions must be made In the first and second case especget is eventually invoked with the appropriate input. ...

VRAM-based Windows and CAD Accelerator . ... 5 Year Warranty Diamond's Stealth 64 VRAM is the latest addition to the award winning Stealth family of graphics accelerators for compute-intensive Windows and DOS applications. Designed for PC/ and VESA local bus architectures,. the VRAM based Stealth 64 sets a new standard in 64-bit graphics performance. With 4MB of VRAM, the Stealth 64 displays 24-bit true color up to 1152x864 resolution and provides 65,536 colors at 1280x1024 resolution. ...

dan_util (version 16.01.13) . ... dan_util.py . ... A module for dealing with JWST DAN messages. ... Methods defined here: . ... check_checksum (self) . ... Returns True if the check passes. Otherwise, returns False. check_size (self) . ... validate (self, prd_name =None , override_name ='NONE' , dbserver ='' , dbname ='' , sql_schema ='' ) . ... init__ (self, dan ='' , sftp =None , logfile =None , logging_level =20 , email =None ) . ... Update the DAN_ACK XML accordingly. return_dan_ack (self) . ...

... December 21, 1997 . ... Advantages are briefly discussed of gaining in spectral resolution, which is accompanied by losses in signal level, as compared with the attempts to improve the accuracy of measurement of line parameters by means of rising the S/N ratio alone with increasing the exposure time. To partially solve the problem of observations of faint objects at the BTA a new design echelle spectrometer is proposed. high resolution spectroscopy . ...

... Behemoth black hole found in an unlikely place . ... Astronomy for Kids . ... Telescopes team up to produce highest-resolution astronomical image . ... Using an orbiting radio-astronomy satellite combined with 15 ground-based radio telescopes, astronomers have made the highest-resolution astronomical image yet, revealing new insights about a gorging black hole in a galaxy 900 million light-years from Earth. ... Only registered members of Astronomy.com are allowed to comment on this article. ...

This directory contains Calgary Neutron Monitor Data at five minute resolution. Each file is a gzipped tar archive that contains files of uncorrected count rates and barometric pressures at five minute intervals for one year. A file named snm.calg.fmi.YYYY.tgz is an archive that holds five minute data for the year YYYY. ... So a file named cal01030.fmi contains five minute uncorrected data for year 2001 day 30 (which is Jan 30, 2001). ... A text file named note.txt is also usually present. ...

Static Fourier spectrometers are often used for spectral measurements of the ionosphere emissions. There are two main advantages of Fourier spectrometers (FS) - large geometric factor and high spectral resolution; these parameters are two orders better than for grating spectral instruments. ... In scanning Fourier spectrometer optical and electric modulation of signal is used to avoid this problem, for static Fourier spectrometer there are no such ways. ...

... The Meade Series 4000 Zoom Eyepiece has changed that impression completely and forever. ... Meade Series 4000 2x Apochromatic Barlow Lens (1.25") . Exclusive Meade 3-element, air-spaced design; thousands now in use worldwide. #140 2x Apochromatic Barlow Lens: The most advanced Barlow lens yet developed for commercial telescopes, the Meade #140 2x Apochromatic Barlow includes a 3-element, air-spaced telenegative lens unmatched in image resolution, contrast, and color correction. ... about meade | ...

... Imaging GRIN Rod Lens (HAG's) | Relay Rod Lens (LAG's) | ... The Refractive Index Distributions (RID) in GRIN lens preforms are made by multi-stage optimized ion-exchange diffusion between silicate mineral glasses and salt melts. ... In the LAG lenses - L ow A perture GRIN the nature of the changing of refractive index in glass via ion-exchange lies mainly in molecular volume increase. ... LAG lenses are specially treated to create the dark anti-flick surface coating (Fig.2). ...

... Space Research Institute . ... Main research and development work completed in 2009 and ready for implementation . ... Development of the Northern Eurasia land cover map based on medium spatial resolution satellite data. ... The research and development has been completed of the first in Russia and in the whole world high-speed digital streams decoder for space and satellite channels with extremely high noise levels. ... Main research and development work completed in 2008 and ready for...

... Phobos. 3 channels VSK image. The enhanced image after a histogram equalization technique. The distance is 270 km., the resolution is 50/260 m. Phobos . ... The distance is 430 km., the resolution is 80/420 m. Phobos and Mars. ... The distance is 197 km., the resolution is 36 m. Phobos. 3 channels VSK image. The enhanced image after processing with a histogram equalization technique. ... The distance is 188 km., the resolution is 184 m. The closest approach image of Phobos. ...

... Resolution - 1.5-2.0 km . Swath - 450 km . ... Swath - 550 km . ... Resolution - 370 km . ... Spectral bands - 0.6-0.7 um; 0.8-1.1 um . ... Kondor - system for collection and transmission of data from sea and ice stations . ... Downlinking to ground stations (main centers) . ... Satellite's information system operates in both direct transmission mode and recording to on-board recorder mode with later downlink to ground station. ... For more information send a mail to: info@sputnik.infospace.ru . ...

RTT150 . ... One of the image, obtained in the May, 2003, with Andor DW436 CCD. Cluster 1541+6626, filter R, exposure 15 minutes, the resolution is 1", limiting star magnitude is 23m, the field of view is 8' x 8'. At the left: image of cluster 0720+7132 (z=0.268) obtained in the beginning of November, 2002 with RTT-150 and AP-47P CCD. 25 minutes exposure in R. The resolution is 0.7" (angular size of the image element - 0.23"), limiting stellar magnitude is 23.5-24. ...

... Принадлежности для телескопов MEADE . ... Окуляры и линзы Барлоу эконом-класса . ... Окуляр Meade 5000 Plossl 5.5mm (1.25") . ... Симметричные (Plossl) окуляры серии 5000 - прорыв в области оптического дизайна в сочетании с обычным качеством исполнения от Meade. ... Окуляр парфокален (то есть не требует перефокусировки при смене увеличения) не только с другими окулярами серии 5000, но и большинством других 1.25" окуляров от Meade и многих других производителей. ... Окуляры PENTAX . ... Pentax.ru . ...

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Time series at time resolution of 4 seconds and 17 minutes are shown in red and blue respectively, with RMS noise of 65 mJy for the 4 second resolution time series and 4 mJy for the 17 minute resolution time series. No evidence for heightened emission is present during any of the observed orbital/rotational phase of the planet. ... Last Revised: 2012 October 31st . ...