STScI . HST . ... What is STScI . ... Missions . ... Data . ... Future Missions and . ... Missions Office . ... HST Peer Review Process . ... HST Overview . Overview . ... Servicing Missions . Phase I Proposing . ... Cycle 24 Announcement . Cycle 23 Results . ... Mid Cycle Submission . ... Phase II Cycle 23 . ... Retrieving HST Data . ... Data Analysis . ... HST Science Year in Review . ... See the Instrument Handbook for more details). NICMOS . ... Phase I . ... Data Handbook . ...

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• Astronomical Catalogs
• FOS Webpage
• ACS Website

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Risks Comparable to NEOs . ... The Increasing Rate of Discovery of Asteroids . ... Comet and Asteroid Collision Probabilities . ... Extreme albedo comets and the impact hazard (PDF Format) . ... Asteroid Impact Animations . ... Workshop on Scientific Requirements for Mitigation of Hazardous Comets and Asteroids - 2002 . ... The Spaceguard Survey Report, 1992 (PDF) . Tsunami from Asteroid/Comet Impacts . ...

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• Code of Good Practice for Scholarly and Scientific Research
• C.S. Jeffery, Research Astronomer

... Up: Data Analysis and Processing Techniques . ... Also, a method for quality control of CCD observations is suggested. ... Everyone who observes a celestial object using a CCD detects moving celestial objects as a ``by product''. ... We hope that our investigations may be useful for near-Earth space control and also for searches of the moving celestial objects through analysis of old and new CCD frames obtained at any amateur or professional astronomical observatory. ...

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• The Faint Object Spectrograph Post-COSTAR Spectropolarimetry Correction
• SIMBAD as a Test Bed for two Object Oriented Database Management Systems:
• Image Reconstruction with Few Strip-Integrated Projections: Enhancements by

The software package ERA (Ephemerides for Research in Astronomy) is a problem-oriented software system for solving heterogeneous calculating tasks of Ephemeris and Dynamical Astronomy. The package makes it possible to produce ephemeris calculations needed for both planning various observational programs and processing the resulting observations. ... The system includes packages of processing the position observations by both the Least Squares Method and by Kalman filtering. ...

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• Laboratory of minor bodies of Solar system

... S.P. KOROLEV ROCKET AND SPACE CORPORATION ENERGIA . ... OAO RSC "Energia" . ... Company's History . ... Brief History of Rocket and Space Technology . ... Flights Chronology . ... ISS Russian Segment . ... The received information on the metabolism state makes possible assessment of the cosmonauts' physical state throughout long-duration space flights and will be used as the basis for development and improvement of diagnostic and prophylaxis tools. ... 2015 JSC "S.P. Korolev RSC "Energia" . ...

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The FITS archive & data processing pipelines . ... The archived data are broad band images (BBI) and long-slit spectra (LSS) plus their associated template and calibration files. The data in HFA can enter into the HyperLeda processing pipeline and the results can be freely downloaded. ... Definition of the file system (structure of the archive) . ... The coordinate systems must be updated when the data (pixel data, other keywords, related tables) are altered (eg. rebinning of the image). ...

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• Observations and Reduction
• What was measured?
• Observations and reduction

M1 image More About M1 Nice Color Picture . ... M16 image More About M16 HST image . ... M31 image More About M31 Nice Color Picture . ... M42 image ; M43 image More About M42/43 Nice Color CCD Picture . M51 image More About M51 Color Image of M51 M51 Supernova . M57 image More About M57 Nice Color CCD Picture Very Deep M57 Image . ... M81 image More About M81 M81 Supernova Ultraviolet Image of M81 More about Ultraviolet Imaging . M82 image More About M82 M82 False Color M82 True Color . ...

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• Astronomy HyperText Book: Stellar Evolution

... December 21, 1997 . ... Advantages are briefly discussed of gaining in spectral resolution, which is accompanied by losses in signal level, as compared with the attempts to improve the accuracy of measurement of line parameters by means of rising the S/N ratio alone with increasing the exposure time. To partially solve the problem of observations of faint objects at the BTA a new design echelle spectrometer is proposed. high resolution spectroscopy . ...

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• Principles of organization
• GRB follow-up team
• Results scientific researchs 16

... Determination of the Permissible Solutions Area by Image Reconstruction from a few Projections: Method 2­CLEAN DSA Michail I. Agafonov Radiophysical Research Institute (NIRFI), 25 B.Pecherskaya st., Nizhny Novgorod, 603600, Russia, E­mail: agfn@nirfi.nnov.su Abstract. ... Application The problem requires the solution of the equation G = H # F (+noise) , (1) where F (x, y) is the object brightness distribution, H(x, y) is the fan (dirty) beam, and G(x, y) is the dirty (summary) image. ...

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• ST-ECF Grism Spectrum Software for NICMOS Grism Data
• NICMOS Science
• NICMOS Data Calibration and Analysis

Problem Set 2 - Cosmology­A3002 ­Due on or before November 7th. Can be sent via internal mail (Brian Schmidt, RSAA) use H0=70 km/s/Mpc, M=0.27, =0.73, w=-1 for all problems. ... Finish off your Monte Carlo simulation by selecting objects at random redshifts from 0<z<0.1, assuming that they have a mean absolute magnitude of M=-19.5 with a dispersion 0.2 magnitudes. ... Problem 2.1 (2 pt): In class we described the scale at which material can collapse in the Universe as the Jeans' length. ...

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• Siding Spring Survey
• Brad's Research
• Supernovae

... Indeed, one alteration of orbits can be the outright ejection of a planet. When several big planets are orbiting a star under each other's influence, the system is inherently unstable. ... We know of no good reason why the smallest objects with fusion should have the same mass as the smallest objects that can form by themselves. ... 6) Mission Definition . ... I don't think this mission is impossible, and will suggest a definition in a future article in Mercury. ... Good luck! . ...

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• ASP: Black Holes to Blackboards: Building Universes in the Classroom
• ASP: Light Pollution

... Standard Commands . ... TwistedActor.Actor is core code for writing an actor: an instrument control computer (ICC) or hub-based script that does something useful. This manual describes the standard commands and keywords that any actor based on TwistedActor.Actor will support. All actors based on TwistedActor typically support the following standard commands (plus additional device-specific commands documented in that actor's manual). ... Connect one or more devices (if not already connected). ...

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• TclActor
• Astrophysical Research Consortium - Apache Point Observatory
• MILT Description

Subject, Object and Problems of Astrophysics. Practical and Theoretical Astrophysics. ... Visual Telescope; Problems Which Are Solved with the Its Help. ... Resolution of Telescopes. ... Effectiveness of Telescope in Respect of Resolution. ... Optical Power of Telescopes for Star-like and Extensive Objects. Boundary Magnitude. Reasons of Light Dissipation in Telescopes. ... Spectral Instruments in Astrophysics. ... Basic Photometrical Ideas, Magnitudes and Their Measurement. ...

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• A computer controlled low light photometer for nightglow observations
• Internal Structure of Stars
• Solar Physics

... The other two libraries, cftisio and wcslib, are essential. Basic Compilation and Installation ---------------------------------- Duchamp can be built and installed on Unix systems by typing (note that the terminal prompt here is represented by -- don't type this character!): ./configure make make lib (optional -- this makes libraries for use in code development) make clean (again optional -- to remove the object files from the src directory ) ...

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• Standard Stars - CCD Photometry, Transformations and Comparisons
• Homepage of Matthew Whiting.
• casacore: casa::Aberration Class Reference

... I had also observed that comet in 1994, as it passed the halfway mark (January 1994): observation of the faintest solar system object ever observed. [at that time]. ... We observed it at the 2.2m at ESO in Mar.2001; here is a nice color image (and is also available in Italian , in Hebrew elsewhere.. ... The IfA Hale-Bopp page contains plenty of info and links about that comet; for nice pictures, check out the Images and Spectra page . ... Olivier R. Hainaut (ohainaut at eso.org) . ...

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• FORS Sec Std and Abs Phot Project
• Aleksandar Cikota
• ESO - Standard Star Catalogue Search Tool

Following are instructions to build and install the programs in this distribution. Make sure that you have all necessary tools for building executables. ... The automatic build process expects a configuration file called Config.local . ... The configuration file specifies the directory in which to install the binaries, as well as control over the generation of debugging code and reference clock support. ... Cleans out object files, programs and temporary files. make distclean . ...

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• Zen: AstroChallengesDB
• Zen: tp search en
• Zen: FTS Notes

Next: Mission Operations Data Transfer . ... VLBI Tape Management . VLBI Tapes . ... When: As soon as the correlator is satisfied with the correlator output. back to top . ... What: Each correlator will maintain a data base including the status of all VLBI tapes under its control. ... The correlators will distribute tapes to mission elements based on the Observation Summary File produced by the RSOG ( Observation Summary File ) to ensure each element has enough tapes to support SVLBI observations. ...

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• Ground Radio Telescope (GRT) Products
• Appendix B: Map of the Document

. [Russian version] . M a i n p a g e . Future seminars . P a s t seminars . Seminar council . "The solar activity influence onto biological objects" . T.K. Breus (IKI) . Abstract: . An attempt has been done to revise long existing principal contrudictions in the problem of the solar activity influence on biological objects including human beings . The results may be interesting in association with the problem of space weather hazards.

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• CURRENT ASPECTS OF REMOTE SENSING OF EARTH FROM SPACE
• Seminar
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Presentations at the Astro-Statistics Seminar, Stat 310, taught by Xiao-Li Meng (Harvard). ... Aneta Siemiginowska, CfA . 21 Sep 2004 . Astronomy in the Age of Space: An Overview [.pdf] This is a broad overview of astronomy as an introduction to Astrostatistics. ... We concentrate on problems related to high energy astrophysics and consider the data obtained by modern X-ray space telescopes such as Chandra X-ray Observatory and XMM-Newton. ... 05 Oct 2004 . ... 09 Nov 2004 . ... 22 Feb 2005 . ...

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• Tom's POVRay Toilet Paper Spare Holder
• Features of the PROS software
• High Energy Astrophysics

On the problem of using of the ICRF radio coordinates reference system Lipovka A.A. (1), Lipovka N.M. (1) Center of research for physics, Sonora State University e-mail: nila_lip@mail.ru Bibliography 1. ... Columns 8, 9 are corrections to right ascension and declination, which should be added to coordinates of ICRF2 radio sources, to obtain coordinates of optical objects, with which these radio sources are identified. ... Lipovka .. ... Fig 3 Fig 3 ...

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• Pulkovo NEO Page: Ephemeris Support
• Pulkovo NEO Page: Observations
• RADIOSUN Workshop 2014