... ESO, the European Southern Observatory . ... ESO . ... Survey Telescopes . ... Image Comparisons . ... View shopping cart . ... ESO 3.6-metre telescope . ... This video compares a new view of the Helix Nebula acquired with the VISTA telescope in infrared light with the more familiar view in visible light from the MPG/ESO 2.2-metre telescope at ESO's La Silla Observatory. The infrared vision of VISTA reveals strands of cold nebular gas that are mostly obscured in visible light images of the Helix. ...

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• Comparison of the central part of the Milky Way at different wavelengths
• A plume on Betelgeuse (artistтАЩs impression with annotations) | ESO
• Capturing the Ultra High Definition Universe (annotated) | ESO

... The plotter allows various annotations (lines, arrows, text and ``spans'') to be added to the plot. ... The values are in world coordinates. ... axhline(y, xmin, xmax) . ... avhline(x, ymin, ymax) . ... xmin, xmax) . Overlay a transparent colour rectangle. ymin and ymax are given in world coordinates while xmin and xmax are given in relative coordinates . ... Overlay a transparent colour rectangle. ymin and ymax are given in relative coordinates while xmin and xmax are given in world coordinates . ...

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• Map Annotations- Marsfield
• SEST -- MOPRA Comparison at Millimetre-Waves
• Semantic Interoperability

... Interstellar scintillation of pulsars, interstellar turbulent plasma and supernova Stromgren zones . ... A dependence of the emission measure EM observed in the directions of supernova remnants and pulsars on their ages is derived. The dependence have a well defined low boundary EM min , which increases, when age is decreased. ... The dependence of pulsar pulse broadening tau on pulsar age t have a clearly defined low boundary tau min also. ...

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• Home Page of Ulyanovsk International School - Seminar
• Ivan's contribution to GMT 3.2

... The radio to X-ray continuum shape of quasars (gif), (Elvis et al., ... Plotted in log nufnu vs log nu (nu=frequency) space. ... Radio-loud, Radio-quiet: quasars that look virtually identical at all other wavelengths can differ by a 1000 in their radio emission. Radio-loud quasars have a powerful jet moving at relativistic speeds (i.e. close to the speed of light) made up of energetic particles, themselves moving near the speed of light in a magnetic field. ...

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• The AstroStat Slog model comparison

Astronomy Picture of the Day . ... 11.11.1997 . ... Constellations of nearby stars include Sagittarius , Libra , Scorpius , Scutum , and Ophiuchus . ... Open clusters include M6 , M7 , M18 , M21 , M23 , M24 , M25 . Globular clusters include M9 , M22 , M28 , M54 , M69 , M70 . ... November 1997 . ... NASA Web Site Statements, Warnings, and Disclaimers . ... Publications with keywords: Galactic Center . Publications with words: Galactic Center . ... Sgr A*: Fast Stars Near the Galactic Center . ...

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• Астронет > The Annotated Galactic Center

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. November 30, 1998 . An Annotated Leonid . ... Explanation: The 1998 Leonids Meteor Shower was perhaps the most photographed meteor event in history. Patient observers saw bright meteors streak across dark skies every few minutes, frequently leaving fading trails stretching across the sky. ... About APOD > . ... NASA Technical Rep.: ...

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• APOD: 2001 November 11 - An Annotated Leonid
• APOD: September 11, 1999 - The Annotated Galactic Center
• APOD: 2010 August 31 - The Annotated Galactic Center

... For a timeline of the exploration of the magnetic environment of the Earth, Sun and Planets, see here . ... Galileo Galilei (1564-1642) builds the first astronomical telescope and observes for the first time craters on the Moon, satellites around Jupiter, and the way Venus goes through phases like the Moon (crescent, etc.) ... 17 December--First successful flight by the Wright brothers at Kitty Hawk, North Carolina. ... 16 March--Goddard launches his first liquid-fuel rocket. ...

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Teaching courses . for student of the Department of Astrophysics and Stellar Astronomy . ... Geophysics and physics of the planets (Kurt, Panteleev) . ... Close Binary Stars . ... Solar Physics . ... This is introductory course for students of the third year of education which are familiar with elementary astronomy and general physics. ... The one-year course includes theory of radiation transfer, theory of internal stellar structure with account of binary systems with compact comapnions. ...

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• Index of /ftproot/users/vab/figure_eos_comparison

... Stotskii A. A. Path length fluctuations through the Earth troposphere: turbulent model and data of observations. The spatial and temporal structure functions of path length the Earth troposphere for the whole space and time ranges constructed on the base of turbulence theory are considered. These structure functions include three domains: a power law of 5/3 (three-dimensional turbulence), a power law of 2/3 (two-dimensional turbulence) and saturation. ...

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• Annotations
• Annotation_30
• Annotation_111

Main Page Data Structures File List Data Fields Globals . Here are the data structures with brief descriptions: . element . Array element . oi_array . Data for OI_ARRAY FITS table . oi_t3 . Data for OI_T3 FITS table . oi_t3_record . Triple product record . oi_target . Data for OI_TARGET FITS table . ... Data for OI_VIS FITS table . ... Data for OI_VIS2 FITS table . oi_vis2_record . Visibility squared record . ... Data for OI_WAVELENGTH FITS table . ...

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• Bojan Nikolic -- Fitting and Comparison of Models of Radio Spectra

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. November 11, 1997 . The Annotated Galactic Center . ... Constellations of nearby stars include Sagittarius , Libra , Scorpius , Scutum , and Ophiuchus . ... Open clusters include M6 , M7 , M18 , M21 , M23 , M24 , M25 . Globular clusters include M9 , M22 , M28 , M54 , M69 , M70 . ... About APOD > . ... NASA Technical Rep.: ...

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• Core Language Features
• Annotated Bibliography
• Appendix A - Comparative Tables

Chair of solid state physics . ... The most important concepts of the modern crystallography, crystal symmetry and methods of crystal structure determination are considered. ... The main experimental aims of X-ray diffraction study of classic crystal structure and real structure are analyzed. ... Crystal lattice. ... The main diffraction schemes in representation of a reciprocal lattice: Laue method, powder diffraction method, oscillation method, X-ray diffraction on powder sample and single crystal. ...

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... We discuss the application of the Pixon Based Image Restoration Method on spectroscopic HST data and compare the results with those obtained from the Richardson-Lucy and Jansson algorithms. In order to better evaluate the performance of the various algorithms we have also used artificial data. Keywords: Spectral restorations, Pixons, Richardson-lucy, Jansson . ...

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• Analysis of in B-Type Stars
• Low Luminosity Main Sequence Stars: Comparison Between Stellar Models and
• Beginner's IDL - Line Plots

. Cosmology . Very Early Universe . Cosmic Microwave Background Anisotropy . Dark Matter Models . Large Scale Structure . High Energy Astrophysics . Active Galactic Nuclei . Astrophysics of Compact Objects . Accretion Disks . Scientific Staff:

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... Comparison of a synthetic radio image and quaтАж . ... Title: Comparison of a synthetic radio image and quasar 3C 48 . Description: Comparison of a synthetic radio image (left panel) derived from the movie "Movie 1" and a VLBI image of the qusar 3C 48 (the second quasar discovered). ... Comparison of a synthetic radio image and quasar 3C 48 Comparison of a synthetic radio image (left panel) derived from the movie "Movie 1" and a VLBI image of the qusar 3C 48 (the second quasar discovered). ...

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• Comparison of simulations with the large scale radio galaxy M87.
• Some Black Holes are Pink
• COALA - Computational Astrophysics Laboratory

Here are six comparison images of the central nebula region from my 1998 AAS dissertation talk. ... Mid: Schmidt Bj (3600-5200 ) optical reflected starlight (folded scale). Bot: IRAS 100 ?m thermal emission (log scale). Right Side: Detailed HI 21cm line emission near the Pleiades, imaged by the 2 x 2 degree VLA-D survey (inset box); large-scale structure was mapped with the Green Bank 140-ft. telescope. ... These images compare the post-thesis extended VLA survey with other datasets. ...

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• Comparison of AO, GBT & Parkes (Smin1 held fixed)
• Comparison of AO, GBT & Parkes Smin1 (AO) << Smin1 (Parkes)

Next: Line Identification Up: Getting the Dispersion Previous: Getting the Dispersion . The first step consists of detecting the emission lines of the comparison spectrum to produce the line table line.tbl . It can be noted that the command SAVE/LONG will store all keyword values as descriptors of this table, so that a session can be saved only if the table line.tbl is available. ... Midas.. ... SEARCH/LONG . ... The detections are stored in the following columns of the table line.tbl : . ...

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• Accuracy of data, comparison with independent measurements
• Comparison using a multiresolution quality criterion
• Detecting lines in the comparison (arc) spectrum

... This API (Application Programming Interface) document has pages corresponding to the items in the navigation bar, described as follows. The Overview page is the front page of this API document and provides a list of all packages with a summary for each. ... Each package has a page that contains a list of its classes and interfaces, with a summary for each. ... Each of these pages has three sections consisting of a class/interface description, summary tables, and detailed member descriptions: . ...

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... Fitting the observed dependence includes calculations of the polarization cross-sections averaged over particles orientation and size distribution, their normalization and the comparison of obtained dependencies with Serkowski's curve representing observational data for a chosen star. ... Variations of the polarization factors with wavelength are shown in Fig. 16 for homogeneous spheroidal particles with PF orientation. ... The distinction between prolate and oblate spheroids is also clearly seen. ...

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• Database of Optical Properties -- Level: database

. First page Back Continue Last page Overview Graphics .

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• Armagh Observatory
• R-N Expression of Risk
• Simon Jeffery's Software Store: TAP library