... Arcs are the most typical auroral forms in the premidnight sector auroral oval . ... There are two types of electric fields related to auroral arcs (see, e.g., Johnson et al., ... The first one, polarization electric field, forms withing the arc because of the increased ionospheric conductivity (de la Beaujardiere, 1977, 1981). ... Res., ... Lanchester, B. S., K. Kaila, I. W. McCrea, Relationship between large horizontal electric fields and auroral arc elements, J. Geophys. ... Geophys., ...

CIMA is more than just the observing tool - in fact, the observing tool is just a part of a bigger package called the CIMA software package. ... There is also a another package called the CIMA WAPP software which contains the WAPP software, the special Tcl/Tk interpreter used by CIMA and support libraries. ... All CIMA software components recognize the following general options that are part of the CIMA version selection system: . ... The select_cima script can be used to set up a default version. ...

... ACCESSORIES . ... OEM COMPONENTS . ... ABOUT LOMO . ... MICROSCOPES . ... OEM OPTICAL COMPONENTS . ... MICROSCOPE APPLICATION GUIDE AND MODEL SELECTOR . ... LOMO stereo microscopes deliver crisp images for such demanding applications as industrial inspection, electronic component manufacturing, biological and botanical studies, classroom teaching, etc. ... LOMO manufactures the widest range of microscope accessories and components such as objectives, eyepieces, condensers, illuminators, stages, etc....

... 2015 October 14 . A Gegenschein Lunar Eclipse . ... Beyond Earth's cone of darkness are backscattering dust particles orbiting the Sun that standout with a diffuse glow called the gegenschein , visible as a faint band rising from the central horizon and passing behind the Moon. ... Visible in the distant sky as the blue dot near the top of the image is the star Sirius , while the central band of our Milky Way Galaxy arches up on the image left and down again on the right. ... About APOD | ...

Next: Polarization efficiency: size/shape/orientation effects Up: Optical properties of cosmic Previous: The 2175? feature . To model the interstellar polarization one needs to calculate the forward-transmitted radiation for an ensemble of non-spherical aligned dust grains. ... Let non-polarized stellar radiation passes through a dusty cloud with a homogeneous magnetic field. ... The angle between the line of sight and the magnetic field is ( ). ... where the angle is connected with and ( ). ...

... Tonight's Sky . ... The Magazine . ... Star Atlas . ... An artificial comet holds secrets to Earths life . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... The planet has extreme temperature swings and perhaps active lava flows. ... A digital supplement to Astronomy magazine. ... Join TravelQuest International with Astronomy and Discover magazines on one of three great tour options surrounding this celestial spectacle . ... Astronomy Magazine . ...

. Authors: V.A. Marsakov , Yu.G. Shevelev , . Journal: Bull. Inform. CDS, 1988, № 35, p.129-130. љљљљљThe values of [Fe/H], the distancec, the componets of the space velocities and orbital parameters are calculated for 1304 non-evolved F -stars with homogeneous data and proper motions.

... Observations . ... Natural Satellites Data Center. ... Nomenclature of satellites | ... Inner satellites of Jupiter . ... Inner satellites . Mutual events of the Galileans . ... Inner satellites of Saturn . Main satellites of Saturn . ... Mutual events of the main satellites . Inner satellites of Uranus . Main satellites of Uranus . ... Mutual events of the Uranian satellites . Inner satellites of Neptune . Main satellites of Neptune . Outer satellites of Neptune . ...

... Not the culmination of ancient prophecy, but none the less mystical, Earth's small Moon will begin a slow slide past the enormous Sun. ... The dark, inner part of the Moon's shadow, the umbra, will strike the Earth first in Iran and trace a smooth curve across Afghanistan and Pakistan, down and through northern India. ... Please submit your completed report by Nov. 30, 1995 by email to 0002032694@mcimail.com or regular mail to John Isles, Attn: Guest Observer, 1016 Westfield Drive, Jackson, Mich. ...

... Wind Baffle Parameters . ... As part of this analysis, the volume, mass, center of gravity and mass moment of inertia of the telescope and optics support structure (OSS) were computed. ... The total moment of inertia of the circular floor panel, wind baffle and telescope in azimuth should be correct to 30% but is dependent on estimates of the mass of equipment supported below and above the circular floor panel. ... Table 8 : Masses and mass moments of inertia of the wind baffle components. ...

THE PARAMETERS INVOLVED IN HAPKE'S MODEL FOR ESTIMATION OF THE COMPOSITION OF THE EJECTA LUNAR TERRAINS. ... In the previous papers we were estimated the surface roughness of the ejecta lunar terrains by means comparison of the local phase function and the average integrated lunar indicatrix. ... The Hapke's theoretical model of the lunar surface reflection. ... For THE PARAMETERS INVOLVED IN HAPKE'S MODEL: S.G. Pugacheva, V.V. Shevchenko a low-albedo lunar surface parameter Bo = 1. ...

... Created: 23 February 2001 . ... SOFTWARE MAINTENANCE MANUAL . ... 9 January 2001 . ... Note: in the final document, the table of contents will be to third level] . The Software Maintenance Manual describes the procedures for installation and maintenance of the software for the Gemini Near-infrared Integral Field Spectrograph (NIFS). ... Section 19.4.3 of the document “Programmatic Requirements for Gemini Instrumentation Development” states the requirements for the Software Maintenance Manual . ...

NMW survey overview . Access image archive . ... The New Milky Way survey aims to detect bright (V<13.5) optical transients near the Galactic plane using an automated wide-field (8x6 deg.) system capable of surveying the whole Milky Way area visible from the observing site in one night. ... All images obtained during the transient search survey are available online (please use the image archive access form ). ... Images per field: . ... Images per night: . ... Milky Way imaging time: . ...

... Hierarchy and stability 3. Stability criteria for triple systems 4. ... The results for selected systems with weak hierarchy (physical properties of components) System HD 40887 AB+CD HD 76644 AB+CD HD 217675 AB+CD HD 222326 A?+BC HD 284419 A+BC Spectral types K5V, M0V, K4V, ?? ... More accurate results for selected systems HD 217675/6 ( And) Quadruple system More accurate results for selected systems HD 217675/6 Pair B1B 2 More accurate results for selected systems HD 217675/6 (Zhuchkov et al. ...

O. V. Chuvashova Moscow State University Moscow, Russia chuvasho@mccme.ru Invariant Hilb ert schemes Let X be an affine toric variety under an algebraic torus T and let T T be a subtorus. The general T -orbit closures and their limits are parameterized by the main component H0 of the toric Hilbert scheme (whose existence follows from work of M. Haiman and T. Sturmfels [3]). ... M. Brion, Moduli of affine schemes with reductive group action, J. 14 (2005), no. ...

... Публикации и издания Публикации профессорско-преподавательского состава СГАУ Издания проф. Сосниной Т.Н. Biosphere: Analysis of Value Parameters . ... Besides, the ways of saving the use value and value properties of biosphere are analyzed. The expediency of transformation of two-criterion theory of value into the three- criterion theory of the balance of value, where the ecologic component performs the function of the key criterion has been founded. ... BIOSPHERE USE VALUE OF THE PRODUCT: MAIN . ...

This module supports ISAPI Extensions within Apache for Windows. ... This module implements the Internet Server extension API. It allows Internet Server extensions ( e.g. ISAPI .dll modules) to be served by Apache for Windows, subject to the noted restrictions. ISAPI extension modules (.dll files) are written by third parties. ... Review the Additional Notes and the Programmer's Journal for additional details and clarification of the specific ISAPI support offered by mod_isapi. ...

... RC0133+0459 . ... RC0154+0459 . ... Radio source parameters . R.A.(J2000) Dec.( J2000) R.A.(B1950) Dec.( B1950) Freq. Comp. ... Parameters of optical candidates for identification . ... B1950) Magn. ... Crosses mark radio source components ps . Last updated 19 Dec 2000 ...

Proceedings of ICRC 2001: 3911 © Copernicus Gesellschaft 2001 ICRC 2001 Long-term variations of galactic cosmic rays and their relation to the solar magnetic field parameters A. Belov, R. Gushchina, V. Obridko, B. Shelting, and V. Yanke IZMIRAN, Troitsk, Moscow Region, 142190 Russia Abstract. ... Thus, we propose a multi-parametric description of longterm CR variations based on a joint use of solar magnetic field characteristics on the source surface and solar wind parameters. ...

Catalogue of eclipsing variables (CEV) is the world's principal database of eclipsing binary systems with available classification. CEV contains identifications, classifications, photometry, periods, eclipses data, spectral types, references and notes for 7179 systems. Format of the current CEV . CEV main table (~1.0MB) . ... List of systems, erroneously classified as eclipsing binaries in GCVS (they are not included in the CEV main table) Download all files as a single archive (~0.6MB) . ...