Next: Auto quotient Up: ATNF Spectral Analysis Package Previous: Scantable constructor Index . In the following section, a simple data reduction to form a quotient spectrum of a single source is followed. ... Auto quotient . Separate reference and source observations . Time average separate scans . ... Auto-baselining . Average the polarisations . ... Frequency Frame Alignment . Malte Marquarding 2007-08-16 ...

... The data was taken over many days with the same source in more than one file. ... You want to convert the data to kelvins (this is galactic work) and then average all the scans for each source. ... input each onscan, average, and then scale to kelvins . place all of the averaged scans in an array, when done with the file, store this array in an idl save file for this day. ... Average together scans of the same source and then baseline them. input all of the daily save files into a single array . ...

... omichain (omichain-1.51) [xmmsas_20080701_1801-8.0.0] . ... The omichain then cycles through each filter in the filter list and processes each exposure in the exposure list for that filter. ... If a USNO catalogue fits file is available, and the parameter usecat is set to true then it will also correct the astrometry for any offset between the OM and USNO RA and dec axes, adding the columns RA_CORR and DEC_CORR to the source-list. ...

... The analysis and reduction of the STIS flanking fields proceeded in similar fashion as for the imaging of the Main STIS Field. ... The DARK calibration reference file used in the CALSTIS data reduction steps was constructed using a 'delta-dark' image appropriate for the epoch of the flanking field observations. ... DRIZZLE drop-size used for the flanking fields was a "pixfrac" of 0.8. ... For information on the data reduction, please read first the technical information for the Main WFPC2 Field . ...

Radio Interferometry Principles . Radio Interferometry Signal Processing . ... A radio interferometer consists of a pair of directional antennas that are tuned to receive radio emissions from a source in a desired RF band. ... The antennas are pointed at the radio source of interest and are set up to receive the signal and process it into a form suitable for transmission to the correlator. ... In connected element interferometry, the digital signal goes directly to the correlator. ...

... Archives . ... The PCA and ICA is used for separating mixed components with some assumptions. ... The need of source separation methods in astronomy has led various adaptations of decomposition methods available. ... I rarely come up with a paper which gathered and summarized component separation methods applicable to astronomical data. In that regards, the following paper seems useful to overview methods of reducing dimensionality for astronomers. [arxiv:0805.0269] . ... Chandra Blog . ...

You can also see this page in Russian with using KOI8 (X Windows) or CP1251 (MS Windows) Cyrillic coding. The Laboratory supports the space TV experiments, mainly in the planetary exploration missions. ... Image Co-registration . ... PHOBOS mission - Martian satellites investigations. Phobos on the Martian limb, the image from Phobos-2 probe from 02/28/89. ... Russian Space Bulletin. ... Last modified at June,26 1997 Alexey Kuzmin: akuzmin@mx.iki.rssi.ru . Back to IKI home page ...

Next: Three-dimensional Data Analysis in IRAF and ZODIAC+ . ... A data analysis system has been developed at SRON, which has been designed to allow rigorous control of the quality of its processed data products. ... This means recording all parameters of all steps which lead to the establishment of the final data products (Figure 1 ). ... Figure: A processing pipeline is a sequence of tasks with several input/output files and parameters, which pass data from one task to the next. ...

Next: How the Data Up: CCD Reductions Previous: Combine Example . Having obtained some background, let us now start to process the input frames according to the scheme in Section . As indicated in that section the reduction sequence is, in a simplified version the calibration of science frames consists of the following steps: . determine overscan correction and trim area; . preparing calibration frames; . ... Overscan correction and trimming . ... Tue Mar 28 16:52:29 MET DST 1995 ...

... Science . ... Science Users Information > Science Archive Facility > Request Handler FAQ . ... Data Handling and Products . ... ESO Data . ... Also, please double-check that you have entered correctly the full address of the service ( http://www.eso.org/requestHandler/pipacks ), including the leading triple w. Answer: The packages contain the raw data belonging to the selected run, the associated raw calibrations, the masters derived from them and the pipeline science products generated from them...

This module provides for server-side imagemap processing. ... Configurable generation of imagemap menus. The lines in the imagemap files can have one of several formats: directive value [x,y ...] . ... The directives can come in any order, but are processed in the order they are found in the imagemap file. base Directive . ... Module: mod_imap . ... Its value is overridden by a default directive within the imagemap file. ... Its value is overridden by a base directive within the imagemap file. ...

... Satellite data ] . ... SMIS IKI RAN has developed the software package which may be used both by owners of acquisition stations and individual users of satellite information. ... AVHRR instrument data processing. ... This enables the users who are not yet qualified in computer methods of satellite data processing, to get a quick start with the software. ... The basic software package enables a user to solve a wide range of tasks (in our server You can find the data processing samples ). ...

Marc White . ... Research . ... The outflows driven by forming protostars provide important clues to the nature of the star formation process. My research focuses on observations and analysis of the outflows driven by actively-accreting protostars. ... How are the outflows being driven? ... Built by my home institution, The Research School of Astronomy and Astrophysics of The Australian National University, NIFS is a fantastic instrument for doing protostellar outflow work. ...

So you have downloaded the latest super-duper, all-doing, nice-looking plug-in for The Gimp, but you don't know how to actually plug it in. ... If your plug-in is one which does not require libraries other than libgimp (The Gimp's plug-in library) and libc (the standard C library; most C programs need this), that's all there is to it. ... To avoid having to add an entry for each new plug-in which requires the math library, you can look for the lines in the Makefile which look like this: . ...

... Submitted by Paul Cicchetti on 05/08/2013 22:10:48 . ... Each were five minute sub-frames from the following: L= 150min, RGB= 100 min, Halpha= 150 min. Equip: 6" APO, ST-8300 w filter wheel. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

The investigation of features of electromagnetic waves propagation, their generation and absorption in weakly inhomogeneous chiral media were started and the following results were obtained : . the governing equations to describe the electromagnetic waves interaction with inhomogeneous chiral plasmas were derived (together with N.S.Erokhin); . ... it was proven the 100 % hybrid mode conversion in the case of normal waves incidence upon inhomogeneous plasma (together with N.S.Erokhin); . ...

... S.P. KOROLEV ROCKET AND SPACE CORPORATION ENERGIA . ... OAO RSC "Energia" . ... Company's History . ... History . ... ISS Russian Segment . ... ISS 45/46 . ... check for the following onboard the ISS RS: a capability to demonstrate the action of physical laws of dynamics of reactive and gyroscopic forces on ellipsoid (Letauschaya Tarelka device) rotating in the unsupported medium in microgravity, with video record of its behavior in the station module; . ... 2015 JSC "S.P. Korolev RSC "Energia" . ...

... Stellar Evolution is driven entirely by the never ending battle between Pressure and Gravity . As imbalances are reached, the star is driven to find a new Energy source. ... Pressure and gravitational forces are equal, the star is stable and its core is sufficiently hot to fuse Hydrogen into Helium More about main sequence stars . ... The luminosity generated by the core fusion of Helium into Carbon is far greater than the shell luminosity associated with the fusion of Hydrogen into Helium. ...

... The Raw Images . Table 1: List of Viking Orbiter Images of the "Face on Mars" . ... Processing the Face Images . ... In July, 1976, Viking Orbiter 1 was acquiring images of the Cydonia region of Mars as part of the search for potential landing sites for Viking Lander 2. ... Using the height field, it is also possible to view the "Face" from different look directions, by mapping the Viking Orbiter image directly on the the topography and then placing the "viewer" at different locations. ... Mars . ...

... 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. ...