Make a copy of your shell start up file before editing it to change environment or shell variables. You can always return to using this copy if you find that the modified file is not working and you are unable to fix the problem. For example: cd cp .profile old_profile ue .profile . The first command changes you to your home directory, where a copy of the file .profile is made in old_profile . ... To revert to using the original .profile you simply copy it back. ...

SPECTRUM - bug reports and modification history 1993 - 1997. C.S.Jeffery --------------------------------------------------------------------------- Executive Summary Major changes: - U: Partition functions tidied up - HEI: improved wavelength sampling in HeI profiles (4026,4388,4471,4921) - VCS: new hydrogen data from VCS, incl. ... 17-AUG-1995 ATDATA altered read format 101 (line data) to free format (*) in order to accommodate variable length precision in the wavelength (and other) data. ...

Modified 11 April 1999. The last modifications concerns to the new ground tracks selection on the base of the more wide list of the INSPIRE particpants. ... The range value was changed from 2 deg to 4 deg for the distance between lat/lon of the graund track and place of the INSPIRE members. Plots of predicted tracks under USA and Europe 11 April 1999 . April, 17, 1999 (USA) . April, 17, 1999 (EUR) . ... 11 April 1999 . ... place . ... Back to the IKI Satellite Situation Center (SSC) . ...

... Bad Astronomy . ... I think I will break from my usual format of Bad Astronomy/ Good Astronomy by saying that the way we define seasons currently is not strictly bad, but I feel (in my opinion!) that it could be better. The definition of when the seasons begin is at the moment of solstice or equinox; that is, winter (in the north) starts on December 22 nd and summer starts on June 22 nd . ... Now imagine breaking up the Sun's 46 degree up-and-down yearly swing into 1 day intervals. ...

. Trace: . start : volinks . navigation . Main . SAI VO Projects . CAS . Web Services . TODO . AstroSearch . AstroDB . AstroKeywords . VOLinks . Our People . User Space . Sandbox . Help on Wiki search . toolbox . Index Recent changes Backlinks Login . Show page Old revisions . The following pages were changed recently. volinks.txt Last modified: 2007/05/07 18:32 by oleg Back to top . SAI VO | Astronet | SAI MSU | Legal Information .

... SSAU History . ... International relations . ... International scientific and technical conference Problems and prospects of development of engine building will be opened in SSAU in June 26. ... A feature of this year's conference will be the International Summer School on engine building . ... The first conference on strength in engine building took place in SSAU (former KAI) as early as in 1960. ... Tags: conference engine building soyuz-5 international summer school on engine building . ...

... S.P. KOROLEV ROCKET AND SPACE CORPORATION ENERGIA . ... OAO RSC "Energia" . ... Company's History . ... History . ... ISS Russian Segment . ... Soyuz TMA . ... The Soyuz TMA manned transport spacecraft is a modification of Soyuz TM spacecraft distinguished for a high reliability and safety of flight for the crew which is proven by all the launches of the spacecraft implemented in the period of years 1986 -2002 for the purposes of servicing orbital stations. ... 2015 JSC "S.P. Korolev RSC "Energia" ....

... Sun images . ... Sun flares . ... Active areas . September : 2015 . ... The following regions with sunspots can be now observed on the Sun's surface . Group number . ... Group length (in degrees) . ... Coordinates and other characteristics of active regions are issued for September 09, 2015 00:31 UT The following H-alpha plages without spots can be currently observed on the Sun's surface . ... Coordinates and other characteristics of active regions are issued for September 09, 2015 00:31 UT . ...

In order to assist folks upgrading we are now going to maintain a document describing information critical to existing Apache users. Note that it only lists differences between recent major releases, so for example, folks using Apache 1.1 or earlier will have to figure out what changed up to Apache 1.2 before this document can be considered relevant. Old users could look at the src/CHANGES file which tracks code changes. ... There have been numerous changes to the default config files. ...

... This is commonly referred to as CPM (cost per thousand impressions).We pay you a percentage of revenues for the ads that you and your friends view with Harry, based on current CPM rates.You will get 75% of total revenue generated from your viewing.. ... REMEMBER: for every one hour the program on Your screen You'll get paid $0.50. And when You recommend those program to Your friends, reffering to Your personal ID, You'll get paid $0.10 for every hour the program open on Your's friends computer. ...

... Denmark: ftp://ftp.dmi.min.dk/pub/Data/WDCC1/indices/kp-ap/ . Germany: ftp://ftp.gfz-potsdam.de/pub/home/obs/kp-ap/ . ... we do not guarantee the correctness of the international sunspot number R; these values are published separately (Brussels, Belgium) The following scientific and format documentation is adapted from ftp://ftp.ngdc.noaa.gov/STP/GEOMAGNETIC_DATA/INDICES/KP_AP/kp_ap.fmt The subscript p means planetary and designates a global magnetic activity index. ...

... Great oppositions. ... Proxima Centauri. ... Scientists proved that the problem of preserving the Earth's climate and the annual change of seasons can be solved by a small star, negligible mass, but similar to a main-sequence star, moving in a circular orbit around the Sun. ... Sombrero Galaxy. The Sombrero Galaxy, M104, is known as a holder of one of supermassive black holes. ... Roughly estimate the approximate mass of the supermassive black hole in the center of M104 (answer in solar masses m). ...

. Small black points show all QSOs known previously before the start of this survey. | Front page | . | << - Survey description objectives | . Robert J. Smith, ">rsmith@mso.anu.edu.au Last modified: Fri Sep 24 11:39:02 EST 1999 .

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 . ...

The AstroGuide . ... AstroGuide | ... AstroGuide Listing . ... See many more Astronomy Listings by: Category or Alphabet . Low cost beginner eyepieces. Send SASE for price list. ... Listed Since October 26, 2004 . ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

Disastrous earthquakes happen 100 to 200 times a year. ... There is a chance that the data of ionospheric plasma observations hold an answer to the latter question. Satellites and ground-based facilities may detect earthquake precursors in the ionosphere a few hours or days before the main shock. ... ULF "Hz"-oscillations have been recorded several hours before the main shock in a narrow magnetic field tube (40...100 km along the satellite trajectory) conjugated with epicenter of the earthquake. ...

... The First Explorer . ... The cylindrical 30 pound satellite was launched (above) as the fourth stage of a Jupiter-C rocket (a modified US Army Redstone ballistic missile) and achieved orbit on January 31, 1958. ... Fighting the glow of the setting sun and the city lights of Cape Town, South Africa, comet Hale-Bopp is just visible near the center of this panoramic view - photographed on May 3rd. Hale-Bopp's Fickle Ion Tail . ... Lightning on Jupiter . ... Apollo 15's Home on the Moon . ...

... Мероприятия Московского центра Непрерывного математического образования (МЦНМО) для учителей . Смотрите свежую информацию о на странице "Курсы повышения квалификации учителей математики" ) . Семинар курсов повышения квалификации учителей математики МЦНМО "Математика в начальной школе" для учителей математики младших классов (на базе учебно-методического комплекта "Математика 1-4" авторского коллектива под руководством Заслуженного учителя РФ Гейдмана Б.П.) . ... Приложение "Математика" . ...

The night after the John Glenn program, I pitched the terraforming idea to my students. I asked them if they'd like to terraform Mars as a big class project; I wanted to throw the idea to them and see how they would react. Already I had a vision of splitting the class into several groups and having each group take charge of a portion of the project. ... Following my initial idea on how to conduct the project, I split the class into six groups, each student choosing his or her group. ...

SOFTWARE AND HARDWARE IN SYSTEMS OF PATTERN RECOGNITION AND IMAGE ANALYSIS On the Problem of Logical Recognition in the Dynamic Internet Environment1 A. A. Morozov and Yu. ... The data may undergo changes in the course of the execution of a logic program, which may result in recognition errors. ... ON THE PROBLEM OF LOGICAL RECOGNITION 455 modified data from the Web can be obtained simply by running the logic program all over again. ... Now, let us write the same example in terms of logical actors. ...