... The European HST Archive has been moved to ESA's European Space Astronomy Centre ( ESAC ), Spain, where most of ESA's Space Science Archives are located and operated from. ... The Space Telescope European Coordinating Facility (ST-ECF), jointly operated by ESA and the European Southern Observatory ( ESO ) was, until the end of 2010, the European HST science facility, supporting the European astronomy community in exploiting the research opportunities provided by the Hubble Space Telescope. ...

Еще в разделе: (Показать все результаты (>167) - www.stecf.org/ )

... Hubble Heritage Project . ... Astropy . ... Turn left on Calvert Street and proceed north approximately 3 1/2 miles to University Parkway. Turn left on University Parkway and proceed approximately 1/3 mile (past JHU stadium and down hill) to San Martin Drive. Turn left at the signal and proceed approximately 1/4 mile to STScI. ... Left onto Coldspring Lane and proceed approximately 1 mile to Roland Avenue (top of hill). ... Turn right at the signal and proceed approximately 1/4 mile to STScI. ...

Еще в разделе: (Показать все результаты (>5866) - www.stsci.edu/ )

• Approximate Shift-Invariance by Warping Shift-Variant Systems
• Cycle 17 Coordinated Observations
• Introduction

XMM-Newton Science Analysis System . ... Meta Index / Home Page The position of a source on the image ( XPOS and YPOS ) are referred to a coordinate origin in which the pixel at the far-left and bottom of the image has coordinates 1.0, 1.0. The coordinates are computed using the first-order moments of the intensity profile, and the algorithm is similar to that used in the sextractor program (please see the sextractor manual for a detailed discussion). XMM-Newton SOC/SSC -- 2008-10-22 ...

Еще в разделе: (Показать все результаты (>30119) - xmm.vilspa.esa.es/ )

• Coordinate systems
• The contour method of calculating source region shape
• Node-specific Exposure Maps

... Astronomers rely on scatter plots to illustrate correlations and trends among many pairs of variables more than any scientists [ 1 ] . Pages of scatter plots with regression lines are often found from which the slope of regression line and errors bars are indicators of degrees of correlation. ... Tags: ANCOVA , ANOVA , approximation , correlation , Gaussianity , graphics , MADS , modeling , nonparametric , parallel coordinates , PCA , quality , quantity , regression , scatter plots . ...

Еще в разделе: (Показать все результаты (>2625) - hea-www.harvard.edu/ )

• The AstroStat Slog parallel coordinates
• Spatial Region Coordinates
• Celestial Coordinates from Image Coordinates

The FITS "World Coordinate System" (WCS) standard defines keywords and usage that provide for the description of astronomical coordinate systems in a FITS image header. ... I: "Representations of world coordinates in FITS" , Greisen, E.W. & Calabretta, M.R. (2002), Astronomy & Astrophysics , 395 , 1061-1075. ... This diagram illustrating Bonne's projection with conformal latitude +35 was produced by WCSLIB , a C implementation of the coordinate transformations defined in the FITS WCS papers. ...

Еще в разделе: (Показать все результаты (>6575) - www.atnf.csiro.au/ )

• Image Coordinate System
• Coordinate System
• casacore: coordinates/Coordinates/Coordinate.h File Reference

... Coordinate system . It is necessary to specify the coordinate system for the drilling of plug-plates so that the drilling file (currently named plPlugMap), plate drilling, cartridge, rotator wrap and the rotator itself are compatible. ... The TCC rotator angle (object system) is defined to be 0 degrees for this orientation. ... Thus, the rotator angle gives the conventional astronomical position angle on the sky of the y axis (although Russell won't acknowledge this necessarily). ...

Еще в разделе: (Показать все результаты (>370) - www.apo.nmsu.edu/ )

• TUI:Telescope:Coordinate Systems
• lsst.coordConv: coordConv: Astronomical Coordinate Conversions
• lsst.tcc: python/tcc/axis/coordConvWithFP.py Source File

... For example, precision of the approximation was calculated for Solar system and 47 Uma star system Kepler orbital elements : Jupiter Saturn 9.537 0.0539 Uranus 19.189 0.0473 Neptune 30.070 0.0086 47 Uma b 2.10 0.032 0.10 3.76 5.83 0.89 47 Uma c 3.60 0 ... rad , rad , rad l, rad 0.0228 1.754 4.801 0.328 0.0434 1.983 5.865 5.591 0.0135 1.291 1.685 2.495 0.0309 2.300 4.636 4.673 Kepler elements for Solar ... Estimation accuracy of disturbing function (h1) expansion is presented. ...

Еще в разделе: (Показать все результаты (>191) - www.gao.spb.ru/ )

• http://www.gao.spb.ru/english/as/j2014/presentations/guseva.pdf
• http://www.gao.spb.ru/english/as/j2014/presentations/perepelkin.pdf
• Pulkovo NEO Page: Observations

The Equatorial Inertial (GEI) coordinate system: . The X GEI axis is directed to the point of the spring equinox, . The Z GEI axis is coincide with the Earth's rotation axis, . The Y GEI supplements the right three. The Geographic (GEO) coordinate system: . ... The Solar Magnetic (SM) coordinate system: . ... About space physics coordinate transformation see Russel [1971] and Hapgood [1992] . ... M.A. Hapgood , Space physics coordinate transformations: A user guide // Planet Space Sci. ...

Еще в разделе: (Показать все результаты (>839) - www.cosmos.ru/ )

• Tail Probe | Matrix of Transformation Tail Probe | Matrix of Transformation
• Coordinates of the magnetic obsevatory polygons
• INTERBALL IB_TAIL landing point coordinates

. RTT150 . Russian-Turkish 1.5-m Telescope . (C) Copyright . HEAD IKI . Telescope is installed at the TUBITAK National Observatory (TUG) under the administration of Scientific and Technical Research Council of Turkey. It is located approximately 50 km to the north from Antalya in the south of Turkey on the Bakyrlytepe mountain. Latitude: j = 36 o 49' 30'' North . Longitude: l = 30 o 20' East . Elevation: 2550 m . Time zone: +2 hours .

Еще в разделе: (Показать все результаты (>174) - hea.iki.rssi.ru/ )

• Universal coordinates transformer

The aim of this section of the course is to familiarise you with celestial Coordinates. ... I found some good notes explaining the celestial coordinate system on the web: . ... 1st Dec: 04hr, 00min In addition to the equatorial coordinates described in the notes above, astronomers also use (at least) two other coordinate systes: galactic coordinates and ecliptic coordinates. ... Ecliptic coordinates use the ecliptic (the Earth's path around the sun) as the equator, and are used for solar system work. ...

Еще в разделе: (Показать все результаты (>246) - www.mso.anu.edu.au/ )

... Previous: The ACSIS Data Reduction System . ... The AST library supports the attachment of astrometric calibrations to astronomical datasets, the processing of this information, and generation of associated graphical output. ... In this paper we outline some more recent developments and applications, which include a set of efficient data re-gridding algorithms for curvilinear coordinate systems, improved FITS support, user-defined coordinate transformations, and pin-cushion/barrel distortion. ...

Еще в разделе: (Показать все результаты (>1087) - www.adass.org/ )

• ASC Coordinate Transformation -- The Pixlib Library, II
• ASC Coordinate Transformation-The Pixlib Library
• Representations of Celestial Coordinates in FITS

spaceweb@oulu.fi - last update: 21 December 1998, 1400 UT (RR) . ... This is not as trivial a question as one might think, since it is not enough to know the location with respect to the Earth and/or the Sun in some arbitrary coordinate system. One may have to consider things like differences between the solar equatorial plane and the Earth's orbital plane, the changing direction of Earth's spin axis during the year, and the magnetic dipole orientation. ... Geocentric solar ecliptic . ...

Еще в разделе: (Показать все результаты (>413) - www.iki.rssi.ru/ )

• Attitude file structure
• Solar-Terrestrial Coordinate Systems
• Corrected Geomagnetic Coordinates

... AstroCC is a coordinate conversion utility for astronomy. It accepts an object designation or the coordinates of an object and calculates coordinates in alternative systems, and at different dates, times, and locations. It also provides lunar and bright planet coordinates to aid in planning observations. ... BJD values may also be retrieved from http://astroutils.astronomy.ohio-state.edu/time/utc2bjd.html which is based on Eastman et al. ... Coordinate data are obtained from SIMBAD. ...

Еще в разделе: (Показать все результаты (>201) - www.astro.louisville.edu/ )

• RoiDecoder (ImageJ API)

. Next: Coordinate Transformation of Up: Commands Grouped by Previous: Graphics Display . CENTER/... Find center . GET/CURSOR Coordinates from image display via cursor . GET/GCURSOR Get coordinates from graphics device by cursor . READ/DESCRIPTOR List reference coordinates . WRITE/DESCRIPTOR Write reference coordinates . Pascal Ballester . Fri Mar 24 17:17:52 MET 1995

Еще в разделе: (Показать все результаты (>694) - www.sao.ru/ )

• Coordinate Transformation of Images
• BTA coordinates transformation
• BTA coordinates input form

... 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). ...

Еще в разделе: (Показать все результаты (>43) - ip.rsu.ru/ )

• Vertical Structure, figures
• POWER SPECTRUM OF THE IRREGULARITIES AND IT'S FIXING

Drift scan are are normally done in coordinates of date (current coordinates). ... The telescope then remains fixed as the sky drifts by. ... Since the az, za is remaining fixed, the drift is being done in current not J2000 coordinates. ... To see how large this change was, a drift scan in J2000 coordinates (15 asecs/sidereal sec epoch J2000) was computed and then the relative motion of the az, za coordinates were plotted. For each day computed: . ... 2005: .5 amin/hour . 2006: .6 amin/hour . ...

Еще в разделе: (Показать все результаты (>1496) - www.naic.edu/ )

• GALFA Coordinate Search
• NAIC-IRIDIUM Coordination Agreement
• Frequency Coordination

... Recent Topics . ... MAO main . ... ASTRONET & APPEC meeting on European Coordination of CMB . ... Jes?s Gallego ( This email address is being protected from spambots. ... Тема: ASTRONET APPEC meeting on European Coordination of CMB . ... APPEC gathering the astroparticle physics European agencies and ASTRONET gathering the astrophysics European agencies organize a workshop, mixing PIs and agencies, to discuss the possibility of a common European policy on CMB studies. ... MAO NASU . ...

Еще в разделе: (Показать все результаты (>112) - www.mao.kiev.ua/ )

• Cooperation - Page 3

... структура и архитектура Единой системы КВиНО России; . ... К разработке Федеральной целевой программы и системного проекта Единой системы координатно-временного и навигационного обеспечения России необходимо привлечь ведущие научно-исследовательские, конструкторские и эксплуатирующие организации Российской Федерации , которые специализируются в области координатно-временного и навигационного обеспечения , в том числе, 1 ЦНИИ Минобороны России , 3 ЦНИИ Минобороны ...

Еще в разделе: (Показать все результаты (>301) - www.ipa.nw.ru/ )

• (Untitled)
• IAA GPS Analysis Center

... 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 . ...

Еще в разделе: (Показать все результаты (>5682) - www.astronomy.com/ )

• XMM-Newton takes astronomers to a black hole's edge | Astronomy.com
• XMM-Newton and Integral find clues on magnetic powerhouses | Astronomy.com
• Cosmic engines surprise XMM-Newton | Astronomy.com

Computer Ephemeris for 2014 from DE200/LE200. ... Sidereal Time. ... Apparent equatorial positions. Ecliptical positions. ... Chebyshev polinomial approximation of positions. ... Position and velocity. ... Dynamical time. Sidereal time. ... Osculating elements of planetary orbits. Planetary configurations (by time). ... Fundamental ephemeris. ... Ephemeris for physical observations. ... Stars. ... All comments on Computer Ephemeris please direct to the author: charlie@mail.univ.kiev.ua ...

Еще в разделе: (Показать все результаты (>60) - space.univ.kiev.ua/ )

• Contents of Computer Ephemeris for 2015 (DE200/LE200).
• Contents of Computer Ephemeris for 2016 (DE200/LE200).
• Explanation of table of equatorial coordinates of the Sun.