. command_name : command not found . Your shell's search path does not include the directory that the shell script is stored in. Move the file containing the shell script to the directory $HOME/bin . This directory is usually in your default search path . various messages . There are errors in the construction and syntax of the shell script. Read through your script checking its logical operations and the commands that it uses. You can also use command line options to debug your script.

... I am involved in Project Astro, a program to bring astronomers into public schools to assist with teaching students about science and astronomy. ... While there are all sorts of scale model of the Solar System type exercises ( Mitchell Charity's page has a good listing of what's available), none were really tailored towards discovering the spatial relationships of the planets, and in a way that could be done at night as part of a Star Party. ...

... Meade Instruments Corporation . ... Microscope Instruction Manual . Meade Model 9200 . ... In any microscope, the objective lens magnifies the illuminated specimen on the microscope Stage, and then is further magnified by the microscope's eyepiece. ... In the case of the Meade Model 9200, use the 4X Objective Lens (6) by rotating the Objective Lens Turret (9) so that the 4X Objective Lens is aiming at the center of the Stage (when it is in the proper position it will click into place). ...

Symbolic circuit-matrix processor and evaluator . Authors: Filaretov V.V., Shein D.V. (Ulyanovsk State Technical University, Russia) . SYMBOL is a symbolic-algebra package which in contrast to REDUCE, MACSYMA, MAPLE, MATHEMATICA, MathLAB, MathCAD and other known multi-purpose systems is especially intended for analysis of any lumped, linear, time-invariant circuit. ... English documentation: . ... Symbolic circuit processor . ... Symbolic matrix processor . ... Complex evaluator . ...

Astronotes Armagh Planetarium's Stellar Blog! ... Space Flight . ... December . ... By admin December 9, 2012 Posted in: Armagh Planetarium . Patrick Alfred Caldwell-Moore was born in 1923 and began his life-long interest in astronomy from a very early age. ... Demonstrating a good-natured wit, Moore impressed both viewers and programme makers. ... In 1965 Patrick Moore was invited to Northern Ireland to be the first director of Armagh Planetarium which was already under construction. ...

SURNAMES OF THE ASTRONOMERS IN THE NAMES OF THE LUNAR OBJECTS. ... Sternberg State Astronomical Institute, Moscow University, Moscow, Russia The whole complex information about toponymy, morphology, selenographical coordinates and dimensions of the lunar objects was included in the automated information system for the Lunar Nomenclature. ... You may receive more detailed information in the Russian version of this article (nomen.pdf). ...

... For the past years I have been working on the problem of synthesis of light curves of close binary systems, consisting of a normal star and a compact object (point object with fixed X-ray luminosity). ... Possible existence of a bright spot on the disk's lateral surface is taken into account. ... The last of then will be published in Gordon and Breach Publishers ( Cherepashchuk A.M., Katysheva N.A., Khruzina T.S., Shugarov S.Yu. ... Cherepashchuk A.M., Katysheva N.A., Khruzina T.S., Shugarov S.Yu. ...

QUASI PERIODIC ORBITS IN THE VICINITY OF THE SUN- EARTH L2 POINT AND THEIR IMPLEMENTATION IN SPECTR-RG MILLIMETRON MISSIONS I VA N I L I N , A N D R E W T U C H I ... RUSSIAN ACADEMY OF SCIENCES 24th International Symposium on Space Flight Dynamics Laurel, Maryland, 5-9 May, 2014 APPLICATION OF QUASI PERIODIC ORBITS NEAR LIBRATION POINTS ESA space telescope Gaia launched on 19.12.13, direct ... Dynamics and Mission Design near Libration Points - Volume 1. ...

... Fifteen years ago, on February 20, 1986 the launching of the Core Block marked the beginning of the Mir Orbital Station construction. Currently the Mir Station consists of 6 modules. ... The Mir Station total mass is near 130 tons. ... For sinking unburned Mir Station fragments after reentering atmosphere a Southern Pacific Ocean area limited by the following point coordinates: 53 њ S, 175 њ W; 23 њ S, 175 њ W; 23 њ S, 132 њ W; 30 њ S, 127 њ W; 30 њ S, 90 њ W; 53 њ S, 90 њ W is choosen. ...