... Science . ... Science Users Information > Science Publications > Science Announcements > GRAVITY VLTI Instrument Under Integration on Paranal . ... Observing Facilities . ... Paranal Facilities . ... Observing with ESO Telescopes . ... Science Archive Facility . ... The VLTI 2nd generation instrument GRAVITY provides a four way beam combination facility with laser metrology for micro-arcsecond astrometry and high resolution imaging and spectroscopy in the K -band, described in Eisenhauer et al 2011 ...

. skip to: page content | links on this page | site navigation | footer (site information) . Russian . Main Description News Science Instruments Links . 2004 Space Research Institute .

... Ciel Espace, le magazine qui vous guide toujours plus loin . ... des pages consacr†йes †а la publication de vos photos Mais c'est aussi une vraie communaut†й avec laquelle partager votre passion et nourrir votre curiosit†й. Accueil Dion†й †йclipse T†йthys . ... Sur ces trois images (cliquez ci-contre), prises le 28 novembre 2009 †а une minute d'intervalle, Dion†й est †а 2,2 millions de kilom†иtres de la sonde et T†йthys est 400 000 km plus loin. ... 07/04/2016 - Plong†йe au centre de la Voie lact†йe...

... 2001 November 8 . Under A Sunspot . Credit: MDI , SOHO Consortium , ESA , NASA . Explanation: At the Sun's surface, sunspots are known to be dark, planet-sized regions of intense magnetic fields. ... The MDI data indicate that immediately under the sunspot a strong inflowing current exists, shown above by the dark arrows. ... Such a configuration appears to divert the normal flow of plasma bubbling up from the solar interior, creating a self-sustaining sunspot . ... About APOD | ...

Astronomy Picture of the Day . Under A Sunspot . ... Credit Copyright: MDI , SOHO Consortium , ESA , NASA Explanation: At the Sun's surface, sunspots are known to be dark, planet-sized regions of intense magnetic fields. ... Such a configuration appears to divert the normal flow of plasma bubbling up from the solar interior, creating a self-sustaining sunspot . ... Publications with keywords: Sun - sunspot - magnetic field - mdi . Publications with words: Sun - sunspot - magnetic field - mdi . ...

General Information (These links are currently under revision) . ... NIC-FPS - Near Infrared Camera/Fabry-Perot Spectrometer (coming 2004) . ... Photos of Current ARC Instruments . ... These documents are provided to give users the information needed regarding instrument design, performance and operation to plan and carry out observations. While every effort is made to keep information on this site current, instrument performance does vary continuously with time and environmental conditions. ...

... Bad Astronomy . ... Bitesize Astronomy . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... Last week, our tour outwards made a stop at our own home planet. Permit me to hold our tour a bit longer, to linger and gaze upon the Moon. ... Complex molecules floated in the water, but the concentration of these compounds wasn't high enough for them to get any further along than making amino acids and the like. ... 2008 Phil Plait. ... Subscribe to the Bad Astronomy Newsletter! ...

FGS Instrument Handbook for Cycle 24 . ... Fine Guidance Sensor Instrument Handbook for Cycle 24 > Chapter 5: FGS Calibration Program > 5.4 Cycle 21 Calibration and Monitoring Program . ... Cycle 21 Calibration and Monitoring Program . 5.4.1 Active FGS1r Calibration and Monitoring Programs . ... For specific information, please refer to the STScI FGS Web page (under the topic FGS and Calibration Plans?) and to the HST Schedule and Program Information Web page: . ...

... This is a personal project collecting and documenting early images of Harvard College Observatory, focusing on the site at Observatory Hill (previously Summer House Hill). ... This page shows a list of all images related pictures in the same group. [link] 1887 . ... link] 1887/07 . Earliest source: "[Building in Cambridge under construction]." ... link] 1887/07/13ish . ... Earliest source: "[Telescope dome in Cambridge under construction]." ... Creator: Harvard College Observatory, Cambridge . ...

... One of the instruments, the Troughton equatorial telescope, is maintained at constant temperature and relative humidity, to reduce the rate of deterioration. ... 3.1 Troughton Equatorial Telescope . Figure 1 shows the equatorial telescope constructed by J E Troughton of London and which was erected in the west dome of Armagh Observatory in 1795. ... Troughton, J. E.: c.1790, Instructions for Adjusting the Troughton Equatorial Telescope, Armagh Observatory Archives , M17.2, 3pp. ...

... Meade Instruments Corporation . ... Microscope Instruction Manual . Meade Model 9400 . Meade Model 9400 Microscope Introduction. The Meade Model 9400 Microscope is a precision instrument enabling startling views of the microcosmic world with its all-metal construction, fine glass optical elements, and precision adjustments. ... Your Meade Model 9400 Microscope requires some minor assembly of the Eyepiece, Objective Lenses, and Illuminating Mirror. ... Index of Instruction Manuals . ...

... Interactive Catalogs - . ... The Parkes multibeam system was used for numerous large-scale HI surveys (e.g. HIPASS and HIZOA) from which the respective science teams extracted galaxy catalogs some of which are made available here. ... P ublished Catalogs: . the `HIPASS Bright Galaxy Catalog' (HIPASS BGC) by Koribalski et al. (2004) . the `HIPASS Catalog' (HICAT) by Meyer et al. (2004) and Zwaan et al. 2004) . ... RA (J2000) Fitted HI position (hms) . DEC (J2000) Fitted HI position (dms) . ...