The database contains references to the papers, data files and links to the Internet resources related to measurements and calculations of the optical constants in the wavelength interval from X-rays to radio domain. ... References to some useful books and reviews on the subject (e.g. the classical handbooks edited by E.D.Palik) and links to Internet collections of optical constants and personal WWW pages with related software were also placed in the database. You have arrived at our welcome page. ...

This module provides for the generation of Expires HTTP headers according to user-specified criteria. ... This module controls the setting of the Expires HTTP header in server responses. The expiration date can set to be relative to either the time the source file was last modified, or to the time of the client access. ... ExpiresByType . ExpiresDefault . The ExpiresDefault and ExpiresByType directives can also be defined in a more readable syntax of the form: . ... Module: mod_expires . ...

. Pulkovo Observatory of Russian Academy of Sciences is situated . near Saint-Petersburg. It was founded in 1839. 196140, Saint-Petersburg, Pulkovskoye chaussee 65/1 . English version . Russian version . This page has been accessed times since May 1, 1999.

. Other Relevant Plots . Several new Radio-loud BAL QSOs . A unique Q+A QSO . | Front page | . | << - Close pairs | Talk summary - >> | . Robert J. Smith, ">rsmith@mso.anu.edu.au Last modified: Fri Sep 24 11:39:02 EST 1999 .

Next: Organization of Data Sets in Virtual Observatories . ... Pasian, F. & Benacchio, L. 2003, in ASP Conf. ... The Italian Data Grid for Astrophysical Research (DRACO: Datagrid for italian Research in Astrophysics and Coordination with the virtual Observatory) is a concept having the aim of providing the scientific community with a distributed multi-functional environment allowing the use of specialized (computing, storage, observational) Grid nodes. ...

... the radiative transfer equation (RTE) for the randomly-irregular magnetized plasma has been derived on the base of general grounds of the multiple scattering theory . ... Solutions of several absolute tasks of the scattering theory have been obtained (on the optical depth of the ionospheric plasma layer, on the value of radio wave anomalous attenuation, on anomalous refraction, on the backscattered signal intensity for the source being placed within a plasma layer). ...

New precession formula . ... It gives the precession-nutation matrix as the product of four rotational matrices as NP = R 1 (- ) R 3 (- ) R 1 ( ) R 3 ( ) and the precession one similarly as P = R 1 ( - ) R 3 (- ) R 1 ( ) R 3 ( ) . Here and are the angles to specify the location of the ecliptic pole of date in the given inertial frame, and are the true and mean ecliptic angles of precession, respectively, and and are the true and mean obliquities of the ecliptic, respectively. ...

Astronotes Armagh Planetarium's Stellar Blog! ... Stars . ... Space Flight . ... Some 13.7 billion years ago, a mere millionth of a second after the Big Bang, the first hydrogen and helium nuclei condensed out of a hot, dense soup of quarks and gluons. ... In the very last few kilometres some of the light was scattered by a myriad of water droplets (containing hydrogen nuclei which had existed almost since the Big Bang) slowly descending through the air following a rainshower. ...

... Team . ... V.V.Sokolov "The gamma-ray bursts, core-collapse supernovae and global star forming rate at large redshifts" . ... I.V.Sokolov, A.S.Moskvitin, Eda Sonbas, O.V.Verkhodanov, O.P.Zhelenkova "A galaxy cluster in the GRB 021004 field" . ... The monitoring of GRB afterglows and the study of their host galaxies with the SAO RAS 6-m telescope from 1997". ... A.S.Moskvitin, T.A.Fatkhullin, V.V.Sokolov and V.N.Komarova, "Spectral and photometric monitoring of CCSNe at SAO RAS" . ...

... 30 Mar 2004 Corrected : jo1031.html, jo1031.txt, fjupoout.html ----------- 22 Mar 2004 jo1033.txt, so1012.txt Modified : (Column 'Old Ident' erased) fjupoout.html , fsapoout.html , fjupogal.html, fjupoinn.html, fmapomai.html, fnepomai.html, fnepoout.html , fsapoinn.html, fsapomai.html, furpoinn.html, furpomai.html , furpoout.html ----------- 20 Feb 2004 jo1032.txt Modified : fjupoout.html ----------- 15 Jan ... Line with jo0024 in the file fjupoout.html was corrected. ...

... 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 ...

... Tonight's Sky . ... Observing . ... Sky this Month . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... space flight . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... NASA recognizes historic flight . ... Only registered members of Astronomy.com are allowed to comment on this article. ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...

Stellarium 0.12.3 . ... Classes . ... ClassљList . ... SatellitesListModel Class Reference . A model encapsulating a satellite list. ... Tell the model that its internal data structure is about to be modified. ... Tell the model that its internal data has been modified. ... The model keeps a pointer to the satellite list, not a copy, so every time that list is modified outside the model (i.e. satellites are added or removed), you need to call beginSatellitesChange() and endSatellitesChange() . ...

... 2] In the laptop terminal window (you should automatically be logged in as "coast" when it boots), type "ping dimmwit" (and hit return - I assume this is obvious hereafter) and wait until you get responses back. ... 3] Now type "initccd". ... To change the drivers and the finder executable, do the following: [1] Make a new terminal window on the laptop (click the "Terminal" button), click on the new window, type "su" and type in the root password when it asks. ...

... Mokhovaya st., 11, Moscow, 103907, Russia. ... Proceedings of the 6th IEEE International Specialist Workshop on Nonlinear Dynamics of Electronic Systems, Budapest, Hungary, 16-18 July, 1998 , pp. ... The method for synchronization of drive-response systems on conditions of a large mismatch of parameters is considered on example of the system based on modified Chua's circuit. The approach to information transmission using such method is proposed. ...

ARI USEFUL LINKS modified and/or upgraded by YP (Jul 1, 2015) . Astronomy . ... Astronomy related journals . ... Go to TOP . ADS ( UK , US or French site) . Abstracts from the major Astronomy journals. ... Astronomy Picture of the Day . ... Astronomy and Astrophysics (Bertout's site). status of a paper . ... of Stellar Spectra by R.O.Gray and VISUAL atlas (as pdf) . ... A list of Astronomy databases from the well organised canadian site. ... Astronomy jobs.../courses Go to TOP . ...

To display the permissions on a single file: ls -l file1 -rw-r--r-- 2 unixjohn doc 3287 Apr 8 12:10 file1 . ... To display the permissions on the contents of a directory: ls -l prototype . ... To display the permissions on each file and directory in your current directory : ls -l -rw------- 1 erpl08 iss 4307 Jun 17 10:00 FAQ.xdh drwx------ 2 erpl08 iss 1024 Jun 17 10:00 SCCS -rw------- 1 erpl08 iss 15119 Jun 17 10:00 commands.xdh -rw------- 1 erpl08 iss 266 Jun 17 10:00 concepts.xdh . ...

... Restaurant Trio, 565 Gorge Avenue, Cliffside Park, NJ, phone 201-313-3440 . Directions: take NJ Turnpike either south or north, there will be an exit to Lemoine Avenue in Fort Lee, NJ (this is a second exit from GW Bridge if you go south, I believe). Take Lemoine Avenue south; it will join Palisade Avenue in Fort Lee. ... Gorge Avenue will be on your right side when you cross into Cliffside Park. The restaurant is just off Palisade Avenue. ... На форум выпускников мехмата 1992 года . ...

ASTRONOMY IN UKRAINE - 2000 AND BEYOND . ... Kyiv, Ukraine, 5-8 June 2000 . ... The primary objective of the conference is to consider the integration of astronomical research in Ukraine into the international astronomy. ... VLBI for Astronomy and Geodynamics Convenors: Kees van't Klooster (The Netherlands), Leonid M. Litvinenko (Ukraine), Chopo Ma (USA). ... Planetary Astronomy Convenors: Teodor Kostiuk (USA), Robert Nelson (USA), Yuri Shkuratov (Ukraine). ... The "general" registration fee: 100 USD. ...

... An Education in Optics . Dissect & Modify the Camera . ... At the University of Arizona's Astronomy Camps, we dissect, modify, and reload disposed "One-Time Use" cameras to allow students to study engineering principles and to photograph the night sky. ... The KODAK One-Time Use cameras with (right) and without (left) the flash unit. ... The "One-Time Use" cameras contain at least six interesting optical components. ... Computer ray trace of the simulated optics in a One-Time Use camera. ...