... 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. ...

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• Phil Plait's Bad Astronomy: Bitesize Astronomy
• Phil Plait's Bad Astronomy: Bad News

Introduction The suggested invention relates to attitude control system of a spacecraft. ... Systems without interaction with ambient (Systems with jet engines) Here, for instance, we can put systems, which can generate torque because of jettisoning any particles or gas. ... The main element of the suggested attitude control system is an electrical motor, which main feature is absents of a stator. ... 3 Block diagram of an attitude control system on a jet engines base. ... It is a system with| | ...

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... NIGHT VISION DEVICES . ... Whether you are camping, hiking, boating, engaging in surveillance or law enforcement activities, or just having fun ? you can always find a LOMO product to fit your needs for a night vision device. ... Elf?-1, Chameleon?, Kentaur?, ONV? and NVFlex? are excellent choices for many recreational and professional applications because of their light weight, compact size and superior low-light and total-darkness performance. ... LOMOў Night Vision Products Warranty : . ...

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and 42 % 27-11-1999 Andr\'as Holl % 2.31: 02-05-2001 % % Konkoly Observatory, Budapest, Hungary % Use the following documentstyle definition : % \documentstyle[twoside, ibvs2, epsf]{article} % or % \documentstyle[twoside]{article} % \input ibvs2.sty % \input epsf.sty % epsf is only needed for figures % IBVS.STY screen message \ typeout {} \ typeout {IBVS.STY Ver. 2.31 - 02-05-2001 } \ typeout {Information Bulletin on Variable Stars - Konkoly Observatory} \ ...

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... Free image alignment/stacking/processing Software . My lunar drawings . ... REAL TELESCOPES . ... Download Pocket-Aberrator . ... The Aberrator is freeware that generates star-testing images to show the effects of aberrations (distortions) influencing the quality of a telescopes performance. ... The idea to make a program like the Aberrator I got after studying many internet-sites on star-testing and often the effects of certain aberrations were only available as literal descriptions. ...

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• Lunar Drawings

... Space flight . ... The L-39 two-seat training jet plane is intended for flights in regular and complex meteorological conditions at day and night time, as well as for acrobatic flying. ... A cockpit canopy is pressure-tight with a single layer glazing, the back-folding parts can be thrown off under abnormal condition by pyrotechnical systems. ... Comparable on size and assigned tasks with the American F-16 and F/A-18 fighters, the MIG - 29 is presently in the service of 23 countries of the world. ...

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• ATLAS aerospace invites you to participate in cosmonaut and astronaut training
• Scuba diving in International Space Station model in space suit ORLAN M.
• Diving in space suit ORLAN M at neutral buoyancy laboratory at space center.

... 1 2 3 4 5 6 7 8 9 10 Symbol V V V 4 3 2 V Description Vertical register transfer clock Vertical register transfer clock Vertical register transfer clock Substrate clock GND Vertical register transfer clock Protective transistor bias GND Output circuit supply voltage Signal output Pin No. ... 5 The setting value of the substrate voltage (VSUB) is indicated on the back of the image sensor by a special code. ... Lag Adjust the signal output value generated by strobe light to 200mV. ...

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• http://vega.inp.nsk.su/~inest/book/LS/memo_e.doc
• http://vega.inp.nsk.su/~inest/OCAAS/ocaas11-16.ps
• http://vega.inp.nsk.su/~inest/OCAAS/ocaas11-16

Trace: q3c . start : q3c . ... SAI VO Projects . ... Help on Wiki search . ... dropdb q3ctest createdb q3ctest psql q3ctest /usr/local/pgsql/share/contrib/ q3c .sql psql q3ctest /usr/local/pgsql/share/contrib/pg_sphere.sql \timing on DROP TABLE running_ q3c ; DROP TABLE running_pgsphere; CREATE TABLE running_ q3c (id INT, ra FLOAT, dec FLOAT); CREATE INDEX running_ q3c _idx ON running_ q3c ( q3c _ang2ipix(ra, dec)); CREATE ... SAI VO | ... SAI MSU | ...

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• astro-ph
• people:olegbartunov [SAI Virtual Observatory - Wiki]

Shareable Data Center "East Siberian Center for the Earth's Ionosphere Research" (SDC ESCEIR) maintains fundamental researches for nothing? if these projects are supported by RFBR. ... SDC ESCEIR performs work on a commercial basis. Financing is supported by RFBR. RFBR Grant № 00-05-72026. ... RFBR grant . Work description (obligatory) . ... Request for work | ...

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• East Siberian Center for the Earth's Ionosphere Research. Ionospheric parameter
• East Siberian Center for the Earth's Ionosphere Research. Capabilities and
• IS-radar

... dt=1; N_half =round((N_ft-1)/2); freq =(1: N_half )/ N_ft /dt; % plot half of the spectrum without multiplication by 2 subplot(5,1,1); plot ( freq , abs (Ftrns_signal1(2: N_half +1))); title('amplitude spectrum 1') xlabel(' frequency ') subplot(5,1,2); plot ( freq , abs (Ftrns_signal2(2: N_half +1))); title('amplitude spectrum 2') xlabel(' frequency ') subplot(5,1,3); plot ( freq , ...

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• http://lnfm1.sai.msu.ru/grav/english/lecture/filtering/Lab2.m
• http://lnfm1.sai.msu.ru/grav/russian/lecture/filtr/labs/Lab3arss.m
• http://lnfm1.sai.msu.ru/grav/english/lecture/filtering/Lab4.m

Symbolic circuit-matrix processor and evaluator . ... This software is reliable over the range of benchmark circuit complexity (both *.CIR and *.MAT file). ... 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. ... pure ASCII text . ... CIRSYM - SYMbolic CIRcuit processor used to format ASCII text file *.out for CALCSYM. ...

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• Complex evaluator
• Astronomy

... part 1 | ... Part 3 . The new circuit of global tectonics of the planets and their satellites . ... The "too hot" substance (magma) is formed of combination of different sort of atoms of chemical elements, spontaneously arising in the entrails of the pre-Earth cosmogenic vortex (and equal in entrails of other celestial object of spherical form). ... The water dropped out from the last it gradually was condensed and formed the widths of uniform Global ocean. ...

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• The basic stages in the Earth's pre-geological development

... IX Title "Bulkmail::DummyServer 3pm" .TH Bulkmail::DummyServer 3pm "2003-12-22" "perl v5.8.4" "User Contributed Perl Documentation" .SH "NAME" Mail::Bulkmail::DummyServer \- dummy class for dummy server objects .SH "AUTHOR" .IX Header "AUTHOR" Jim Thomason, jim@jimandkoka.com .SH "DESCRIPTION" .IX Header "DESCRIPTION" Mail::Bulkmail::DummyServer is a drop in replacement for Mail::Bulkmail::Server. ... Mail::Bulkmail::DummyServer is distributed under the terms of the Perl Artistic License. ...

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• http://hea.iki.rssi.ru/integral06/internal/index.php~
• http://hea.iki.rssi.ru/conf/hea2007/list/index.php~
• http://hea.iki.rssi.ru/conf/hea2007/tmp/Mail-Bulkmail-3.12/Makefile

... NASA] Космическое агентство NASA сформулировало новую программу по созданию космического корабля многоразового использования второго поколения (Second Generation Reusable Launch Vehicle, 2nd Generation RLV), который должен быть гораздо безопаснее и дешевле современных ракет. Предполагается, что полеты этих кораблей начнутся в 2010 г. Напомним, что нынешние "шаттлы" считаются кораблями первого поколения. ... другие статьи .. ...

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Russian . ... Very Early Universe: inflation, generation of primordial perturbations, preheating . Very Early Universe: inflation, generation of initial perturbations, preheating . Cosmic Microwave Background Radiation: anisotropy and polarization . ... Dark Energy and Dark Matter models . High Energy Astrophysics: accretion discs, cosmic rays, gamma-ray bursts . ... Astrophysics of black holes and wormholes . ...

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• Maria Alexandrovna Chernyakova, Astro Space Center (ASC)
• Mikheeva Elena Vladimirovna, Astro Space Center (ASC)

... DEPENDENCE OF ORDINARY WAVE ANOMALOUS ABSORPTION ON THE SOUNDING PROBLEM PARAMETERS . ... Transformation of electromagnetic wave into plasma waves plays an important role in different processes taking place in ionospheric plasma. ... According to modern point of view transformation of ordinary wave into plasma waves plays an important role in small-scale random irregularities generation when ionospheric plasma is heated by power radio wave [1,2]. ... Anomalous attenuation. ...

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• BETTER ECHO-

... Colorful Glimpses of Alien Worlds -- detecting exoplanets with precision radial velocity spectroscopy . Gabor Furesz . Thursday, Nov 10, 2011 at 8:00 PM . ... exoplanet candidates through the transit method. ... In my talk I will give a short summary about the current state of . ... about the design challenges an instrument builder faces when trying to . ... the near future, the era of the Giant Magellan Telescope for what the CfA . ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

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. home . product . gallery . contact .

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• Astrosib - Telescopes of Ritchey-Chretien system - RC400
• Astrosib - Telescopes of Ritchey-Chretien system - RC500

... NICMOS ? ... Научный инструмент для наблюдений в инфракрасном диапазоне, используемый в космическом телескопе 'Хаббл'. ... 1М (космический аппарат) . ... 2МВ (космический аппарат) . 3МВ (космический аппарат) . ... AGILE (космический аппарат) . ... Dawn (космический аппарат) . ... SOHO (космический аппарат) . ... Spica (космический телескоп) . ... Swift (космический аппарат) . ... Астрон (космический аппарат) . ... Восток (космическая программа) . ... Союз (космический корабль) . Союз 7К-Л1 . ...

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... Head of the seminar: Prof. B.V. Somov, . ... The seminar considers the questions related to generation of magnetic fields in astrophysical plasmas, effect of the magnetic reconnection and particle acceleration in strong magnetic fields, the origin and propagation of cosmic rays, the flares and other non-stationary phenomena in the solar atmosphere and solar wind, Sun Earth connections and physical processes in the heliosphere. ... On the Topological Models and Topological Trigger of the Solar Flares...

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