STIS Instrument Handbook for Cycle 24 . ... Space Telescope Imaging Spectrograph Instrument Handbook for Cycle 24 > Chapter 17: Calibration Statusand Plans > 17.9 Cycle 12 Calibration . ... The Cycle 12 calibration plan continues the routine monitoring programs of Cycle 11, with reductions in observing time where less data or less frequent monitoring are now sufficient. ... The STIS Side-2 electronics failure occurred very early in Cycle 13, before the Cycle 13 calibration plan commenced. ...

Next: The ESO VLT CCD Detectors Software . ... Up: Instrument-Specific Software . ... The framework for data calibration and analysis of the VLT instrumentation is presented, based on the concepts of a calibration plan, pipeline calibration, quality control, and archiving of calibrated data for a ground-based observatory. ... Quality Control Pipeline provides quality assessment for instrument performance data and observing conditions, and tests the results of the Reduction Pipeline. ...

Telescope maintenance and operations are supported by the staff at APO and the Astrophysical Research Consortium . Warning : observers must monitor weather conditions at APO in real time and follow closure policies. ... ARCSAT web interface (login required) . Astronomer's Control Panel (ACP) (Vendor, DC-3 Dreams, website) . DFM Telescope Control System - TCS (TBD) . Telescope Closure Policy . ARCSAT Observing Logs (TBD) . APO Weather Status . ...

... Observing . ... Observers Wiki . ... The following notes assume all 4 ATNF telescopes (Parkes, ATCA, Mopra and ASKAP) are being monitored. ... You must be appropriately qualified for remote observing with Parkes and ATCA, even if observing from the SOC. ... Make sure you register as as OIC at Parkes and ATCA and you "book" the observing beforehand . ... Refer to http://www.atnf.csiro.au/vlbi/wiki/index.php?n=LBAObservingNotes.VNCNotes for notes on setting up ssh tunneling if observing remotely. ...

... The J, H and K bands are characterized by a bright background, such a background is mainly due to the emission of atmospheric lines and of thermal radiation. ... If the source cover a large fraction of the slit, spectra off-source must be observed to adequately sample the sky background. ... The on chip integration time (time spent in each position of the slit) must not exceed 40 seconds in J and H bands and 60 seconds in K band. ... We suggest a sequence of 10 for each elementary integration time. ...

... Science . ... Science Users Information > Observing Facilities > Instrumentation Development > Instruments Projects . ... APEX . ... ESO Data . ... VLT/VLTI Science Verification . ... Together with external consortia ESO was responsible for the definition and contributed to the design, construction and implementation at the observatories of the following instruments and facilities: . ... For this purpose ESO exercises strict control over the interfaces between the VLT observatory and its instruments...

... The following charts/text are intended as tools for monitoring the Type Ia supernovae ( SNe ) event visually or photographically (utilizing telescope equipped CCD equipment).The files include: A replication of The Type Ia SNe , V- magnitude (with data point checks from other cited references)and color index (B-V) templete (to indicate a general color-related trend of the type Ia ... I believe this might help alleviate some of the problems involving the making of acceptable amateur light curves...

The Arecibo telescope is a versatile instrument with multiple receivers, backend processors, and telescope scanning modes. ... Observing modes are implemented at Arecibo through the Control Interface Module for Arecibo (CIMA). ... In this case, the observer is encouraged to submit a proposal for a new observing mode. ... Proposals for new observing modes will be evaluated by a technical review panel consisting of Arecibo technical and scientific staff. ... Flow chart. ...

... The Science Operation Department is composed of Astronomers, Telescope Instruments Operators(TIOs) and Data Handling Administrators(DHAs). ... Astronomers have proposed several methods to quantitatively measure the amount of turbulence above the telescope, which the most common ones is Differential Image Motion Monitor (DIMM). In optical testing, the Hartmann test is the common method to test the quality of optical components. ... Hartmann mask consists of 48 lenses. ...

Follow-up astrometry and recoveries are made with the ANU 40 inch (1.0-m) f/8 reflector at Siding Spring Observatory (IAU code 413). ... A routine follow-up of 2003 WY153 on 2003 Dec 15 became much more than routine when a faint object with unusual motion vector was found close to the target asteroid. ... During routine astrometry with the 1.0-m to improve the orbit of the Apollo asteroid 2004 CB, the asteroid was found on March 30 to have a short tail! ... Siding Spring Survey Main Page . ...

STEP INTO THE BLUE - MEADE INSTRUMENTS PRODUCT GUIDE . ... Telescopes . LX850 Series . ... Superb optical performance coupled with time proven computerized pointing and tracking has made the LX200 ACF series a best-seller in the high-performance telescope class. ... Meade's revolutionary LS LightSwitchтДв series of telescopes use advanced technologies to do what no other consumer telescopes have done before: take all the hassle out of using a telescope. ... Coronado€о Solar . ... Spotting Scopes . ...

... The x-ray spectral analysis consists of a comparison between the observed pulse height spectrum and a pulse height spectrum calculated using a given spectral model. ... To obtain the spectral parameters for an x-ray source, several steps need to be followed. For each source: . ... obtain the best fit parameters for a spectral model - repeated for each model of interest . obtain a 1-D or 2-D grid of values around the best fit values - this can be done for as many models as desired . ...

... At 22:42:27 UT 26/07/09, the Burst Alert Telescope (BAT) on board of the SWIFT multi-wavelength space observatory triggered and located GRB 090726 gamma-ray burst event. ... About half an hour after the BAT trigger, the first images were obtained with the SAO RAS Zeiss-1000 telescope in four BVRI filters (see Fig.1). ... The spectrum of the optical transient was obtained with the SAO RAS 6-m BTA telescope 1.54 hours after the burst, using the SCORPIO instrument in the spectroscopic mode (Fig.2). ...

Large sunspots were occasionally seen far in the past without any instruments, when the sun was dimmed by thick haze, but not much was remembered of those observations. ... Sunspot Cycle (1850 - 1975) . One who was greatly influenced by Schwabe's discovery was an English gentleman of independent means, Richard Christopher Carrington , who devoted himself to the study of sunspots. ... Carrington had seen a flare, of the rare variety that is visible in white light (only about 50 are known). ...

Lab . Main page News People . ASA . Master . Master net Homepage . ... Lomonosov Moscow State University Sternberg Astronomical Institute . ... MASTER . ... Lomonosov (ShOK) . ... About Space Monitoring Laboratory, scientific directions, instruments, contacts . People, who work in lab . Latest news and news archive . ... All news ...

Next: Emission-line galaxies Up: The Hamburg/SAO Survey for Previous: Data reduction . In total 217 candidates were observed during the January - June, 1995, of which 34 objects were observed with the 6m telescope, 183 objects with the Calar Alto 2.2m telescope, and 4 with both instruments. ... For 11 of the known ELGs we measure emission line ratios and make quantitative classification. ... Emission-line galaxies . ... Objects without emission lines . Absorption-line galaxies . ...

. Next: A. Christou Up: C.J. Butler Previous: Phenology Contents . 3-9 August, 2004. The youngest late-type stars. High-resolution spectroscopy with the GIRAFFE (Grating Instrument for Radiation Analysis with a Fibre Fed ?chelle) ?chelle Spectrograph on the 1.9m Radcliffe Telescope at the SAAO (with D. Garc?a-Alvarez and J. Drake, Harvard).

... 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 . ...

GRANAT is the Russian x-ray sattelite launched to the high apogee orbit (200,000 km) and operated almost for 10 years (1989 -1999) , carrying out four major instruments: French SIGMA coded-mask hard x-ray telescope (30-1000 keV), Soviet ART-P coded-mask telescope (2??-60?? keV), all-sky monitor WATCH (6-150 keV), and a gamma-burst detector PHEBUS . ... Since September 1994, GRANAT is in the survey mode. ... Explore pages devoted to individual GRANAT instruments (including main scientific results): . ...

Astronomical Data Analysis Software and Systems VII ASP Conference Series, Vol. ... The REMOT project objective is to develop and validate a generic approach to allow remote control of scientific experiments and facilities that require real time operation and multimedia information feedback. ... Introduction As a response to the increasing need for remote control of large scientific in­ stallations, the REMOT (Remote Experiment MOnitoring and conTrol) project was initiated in 1995. ...