... Phase I: FUV Internal/External Wavelength Scale Monitor . ... Data . ... Phase I Proposing . ... Phase II Cycle 23 . ... Retrieving HST Data . ... Data Analysis . ... Monitoring . ... Phase I . ... ID: COS Cycle 18 Calibration - Phase I Template Last Revised: Oct 12 2010 Date Proposal ID: 12425 ( e.g . 9026) Title: FUV Internal / External Wavelength Scale Monitor PI: Cristina Oliveira Co-I(s): --------------------------------------------------------------------------- # Orbit estimates...

Еще в разделе: (Показать все результаты (>20858) - www.stsci.edu/ )

• COS Instrument Handbook
• Phase I: NUV Internal/External Wavlength Scale Monitor
• WFPC2 Instrument Handbook Update

Next: Storage format Up: File Formats Required Previous: Column label: MOONALT . Information specific to a particular instrument is not so easy to categorize. ... Columns BAND and NBAND . Column FILTCODE_ n . Column NDVALUE . Column NDETUSED . Columns REDLEAK, RLTYPE, and MAKER . Instrument descriptors . ... Character descriptor FILTCAT . Character descriptor FILTSTAT . ... Columns NDET and DETNAME . Column DETCODE . Column DET . ... A simple photometer . ...

Еще в разделе: (Показать все результаты (>2070) - www.sao.ru/ )

• Instrument file
• Instrument descriptors
• Echelle Spectra

... The instrument modes and arms should be indicated and described, and the keywords that distinguish between different modes should be indicated (usually INS.MODE is used if it is a mode and OCS keys are used in case it is related to an arm). ... Raw frames The format of the raw frames for each mode and arm should be described. ... The design should be checked on pre-processing or processing, which involves products only (no trigger via raw frames). ... QC parameters. ...

Еще в разделе: (Показать все результаты (>66739) - www.eso.org/ )

• ESO - Instruments Projects
• ESO - Instrumentation Development
• ESO - Why do the flats in my data have different exposure times and how do I

... Charge Coupled Devices (CCD) are currently by far the most widely used type of detector in astronomy. ... After a brief introduction to the VLT Control System, the VLT CCD Detectors Control Software is presented. The VLT Control System is a distributed system consisting of a set of UNIX Workstations, dedicated to high level operations, such as coordination of sub-system activities and interface to the users, and VME-based Local Control Units (LCU), dedicated to the control of sub-systems hardware. ...

Еще в разделе: (Показать все результаты (>1801) - www.adass.org/ )

• ETCs and Observations Simulation at the VLT
• A Spectroscopy Exposure Time Calculator for IRAF
• The Basic Calibrated Data Processing Pipeline for SIRTF IRS

... Exposure Time Calculator (ETC) . ... ESO - Public Surveys . ... the recommended values to use for DIT, . ... Detector on-chip integration (DIT): seconds. to your chosen value - a separate page gives recommended values to use for DIT - for modes 1 and 2 below you may wish to start with the maximum recommended values as these will minimize the effect of read noise (a total object exposure of Y secs with DIT=X secs will produce Y/X lots of read noise) and give you a lower limit on the time needed. ...

Еще в разделе: (Показать все результаты (>28) - www.vista.ac.uk/ )

• VISTA - Visible and Infrared Survey Telescope for Astronomy

... NOTE that this call also sets the state of the cal to the returned instrument. The and are obtained from respectively from the INSTRUME and DATE-OBS keywords of the dataset header. The is read from the RA_PNT , DEC_PNT and PA_PNT keywords (this is actually wrong, since the instrument attitude is what should be stored in these, not the spacecraft attitude). The boresight is then obtained for the exposure start time, and calculated by applying the boresight rotation to . ...

Еще в разделе: (Показать все результаты (>17441) - xmm.vilspa.esa.es/ )

• Future developments

Magnetic field measurements onboard the Interball Tail spacecraft are carried out by the FM-3I instrument which consists of two flux-gate magnetometers covering two different ranges: [-200, +200] nT and [-1000, +1000] nT. Besides scientific goals, the FM-3I experiment data is used to perform the attitude control of the Interball Tail spacecraft. ... August 22, 1995 . ... October 18, 1995 . Top of the page . ... Back to the Interball Home Page . ...

Еще в разделе: (Показать все результаты (>713) - www.iki.rssi.ru/ )

• Sensors
• DIGITAL WDC EXCHANGE FORMAT FOR OBSERVATORY 1.0 MINUTE VALUES
• Some results from Intmins

Pixels , slits and facets for the NGST NIRSpec: Appendix ST-ECF Instrument Science Report NGST 2002-01a Pixels , slits and facets for a MEMS-type spectrograph for NGST Appendix : Extension to different PSF and detector properties Santiago Arribas, Peter Jakobsen, Robert Fosbury Wolfram Freudling --1-- ST-ECF Instrument Science Report NGST 2002-01a Pixels , slits , and ... This PSF meets the two requirements established by Bely et al. for the OTA optical quality. ...

Еще в разделе: (Показать все результаты (>248) - www.stecf.org/ )

• Status and Goals of the NICMOS Calibration Plan
• VLT First Light

... Meade Instruments Corporation . ... Meade Pictor XT-Series CCD Autoguider/Imagers . ... Take new sets of calibration frames if the temperature changes significantly.(or change the set you are using or the scaling if you are reusing calibration frames). ... You can also use scaleable dark frames called thermal frames. ... However, if you wish to reuse dark frames with images of different exposure times, you must turn the dark frame into a thermal frame by subtracting the bias information. ...

Еще в разделе: (Показать все результаты (>2505) - www.meade.com/ )

• Meade Instruments Corporation - Choosing the Right Microscope
• Meade Instruments - Telescopes, Solar Telescopes, Binoculars, Spotting Scopes
• Meade Instruments Corporation - Pictor Manual Part 13

TUI supports the following offsets: . Object Arc offset by a given amount on the sky (i.e. along the arc of a great circle). ... Arc offsets are useful for moving a different portion of your object or a different nearby object onto the boresight . ... Object Arc XY this is identical to an Object offset except that it has been rotated to align along the instrument x-y axes. ... This is just like the Calibration XY offset, except that it is typically cleared when you slew to a new object. ...

Еще в разделе: (Показать все результаты (>791) - www.apo.nmsu.edu/ )

• Instrument Orientations and Offset Directions
• PVCam Gotchas
• ARC 3.5m | Instrumentation

... GSAOI Home . Instrument . ... The Gemini South Adaptive Optics Imager (GSAOI) is a near-infrared adaptive optics camera that will be used with the Multi-Conjugate Adaptive Optics (MCAO) system on the Gemini South 8-m telescope . ... Gemini's major instrumentation goal is to develop its Multi-Conjugate Adaptive Optics (MCAO) system for scientific use on Gemini South. ... Existing adaptive optics systems use a single natural guide star or artifical laser guide star to measure this image blur. ...

Еще в разделе: (Показать все результаты (>634) - www.mso.anu.edu.au/ )

• GSAOI Latest Developments Page
• GSAOI Other Instrument Links Page
• GSAOI Orion Nebula Cluster Science Page

The following papers summarize the characterization and technical performance of IBIS : . ... Characterization of Fabry-Perot interferometers and multi-etalon transmission profiles. ... Righini, A., Cavallini, F., Reardon, K. P., 2010, Astronomy and Astrophysics , 515 , A85, . ... The filter wheel is located between the two interferometers. ... The interferometers can be rapidly tuned, simultaneously, so to allow sequential scanning of the spectral lines of interest (see movie in IBIS Intro ). ...

Еще в разделе: (Показать все результаты (>9680) - www.arcetri.astro.it/ )

• Fine Shades of a Sombrero (PR Photos 07a-c/00)
• NICMOS3 Detector for Spectroscopy
• Procedures for Observations

. General Information . Media Files . Participants . Timetable . Local Information . Photos . October 5, 15:00 15:30 . Victor Kornilov (SAI) . PDF [2.4б MB] October 5, 15:30 16:10 . Florian Kerber (ESO) . PDF [2.0б MB] October 5, 16:10 16:35 . Boris Safonov (SAI) . PDF [704.7б KB] October 5, 16:35 17:05 . October 5, 17:05 17:45 . Pavel Kovadlo (ISZF), Olga Kochetkova (ISZF) . PDF [4.0б MB] October 5, 18:20 19:00 .

Еще в разделе: (Показать все результаты (>224) - site2010.sai.msu.ru/ )

• Methods and instruments to measure/monitor major site properties
• General information
• Timetable

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... The low-resolution, Cassegrain mounted, FORS spectropolarimeter of the ESO Very Large Telescope is being extensively used for magnetic field surveys. Some of the new discoveries suggest that relatively strong magnetic fields may play an important role in numerous physical phenomena observed in the atmospheres as well as in the circumstellar environments of certain kinds of stars. ...

Еще в разделе: (Показать все результаты (>1889) - star.arm.ac.uk/ )

• J.G. Doyle, Research Astronomer
• Library, Archives and Historic Scientific Instruments Building
• Influence of Climate Variables on Tree-Ring Widths of Different Species

INFRARED FOURIER-SPECTROMETER SICH-F . ... Instrument work regimes: 1) Inside. 2) Calibration at inside standard sources 2 - 4 times per a rotation. 3) Calibration at "free space" 2 - 4 times per a rotation. 4) Infrared radiation measuring 10 - 40 min. per a rotation. ... Spectrometer consists of the photodetector block and the block of signal processing and control. ... Diagnostic information and attach data will transfer by state telemetric channels. ... Detector temperature. ...

Еще в разделе: (Показать все результаты (>69) - space.univ.kiev.ua/ )

• Optical static Fourier spectrometer

... ATNF Home . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Australia Telescope User Committee . ... Murchison Radio-astronomy Observatory . ... Parkes radio telescope . Australia Telescope Compact Array . Mopra radio telescope . ... Current telescope status . On-Line Proposal Applications and Links (OPAL) . ... Visiting Parkes radio telescope . ... Parkes radio telescope webcam . ... Nobeyama Telescopes (overview) . Nobeyama 45-m Radio Telescope . ...

Еще в разделе: (Показать все результаты (>26435) - www.atnf.csiro.au/ )

• The instrument
• Australia Telescope National Facility
• Science with NIFS, Australia's First Gemini Instrument

... Should be broken out by telescope within a facility.) ... Should be broken out by telescope within a facility.) - # programs allocated time ­ number of programs with non- staff PI's ­ number of programs with observatory staff as PI's ­ number of thesis programs ­ number with U.S. PI's ­ number with foreign PI's ­ information on geographic distribution - # states, # institutions, characterization of institution (R1, PUI, etc), if information ...

Еще в разделе: (Показать все результаты (>5359) - www.naic.edu/ )

• http://www.naic.edu/~rfiuser/smarg-cleanup.html
• Visitors Tourists -- The AO Optical Laboratory
• The AO Optical Laboratories National Astronomy and Ionosphere Center (Arecibo

RTT150 . ... This search system is designed for generating the necessary information on series of pointings (observations of each source consist of sets of exposures with different filters and sometimes with different exposure times) for observed sources. Search results appear at the separate page as a table with the following data: . DATE - real (not evening!) observations date (in YYYY-MM-DD format); . ... Bin - minimal CCD binning mode (may vary during the observations); . ...

Еще в разделе: (Показать все результаты (>744) - hea.iki.rssi.ru/ )

• GRANAT Home Page

... Posts tagged ?Ping Zhao? ... Tags: Bayesian , Frequentist , Ping Zhao , question for statisticians , weighted mean . Category: Bad AstroStat , Fitting , Frequentist , Stat , Uncertainty | 18 Comments . ... Algorithms arXiv Astro Bad AstroStat Bayesian CHASC Cross-Cultural Data Processing Fitting Frequentist Galaxies gamma-ray High-Energy Imaging Jargon Job Languages MC MCMC Meta Methods Misc News Nuggets Objects Optical Physics Quotes Spectral Stars Stat Timing Uncertainty X-ray . ...

Еще в разделе: (Показать все результаты (>2496) - hea-www.harvard.edu/ )

• Richard Edgar - Diffuse X-ray Spectrometer (DXS) Home Page
• The AstroStat Slog weighted mean
• The AstroStat Slog Frequentist

Pyramid Ice Crystal Halos Over Finland . ... This actually happens when a nearly transparent sheet of pyramid shaped ice crystals falls from the sky in a common orientation. ... An amazing display of pyramid ice crystal halos was captured on June 5 above Tampere , Finland . Visible above are very usual sun halos of 9, 18, 20, and 23, and 24 degrees. In contrast, thin and flat falling ice crystals will produce a halo of 22 degrees only. ... NASA Web Site Statements, Warnings, and Disclaimers . ...

Еще в разделе: (Показать все результаты (>49620) - www.astronet.ru/ )

• Pyramid Ice Crystal Halos Over Finland
• Астронет > Pyramid Ice Crystal Halos Over Finland
• XWare > APOD