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1. Spectral-Line Observing
... We will consider the rms, (K), for observations with a receiver of system temperature, T , frequency resolution, per polarization, and total integration time per observing cycle, . ... For ``in-band'' frequency switching, the line under investigation is always in the observing band. ... Position Switching or ``Out-of-Band'' Frequency Switching: Here the line is only observed for one half of the time, with noise being present all of the time. ...
[ Сохраненная копия ]  Ссылки http://www.naic.edu/~astro/guide/node15.html -- 10.0 Кб -- 22.02.2012
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2. tac_info
... Under an agreement with the University of New South Wales (UNSW), for six weeks each year the Mopra telescope is operated with a "National Facility" level of support. ... The development of 12-mm receivers is a key component in the high-frequency upgrade of the Australia Telescope Compact Array. ... Until further notice a limited amount of time is available for science and test observations with the Compact Array with the two 12-mm prototype receivers. ...
[ Сохраненная копия ]  Ссылки http://www.atnf.csiro.au/news/newsletter/feb01/untitl16.htm -- 4.3 Кб -- 23.01.2013
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3. ESO - ALMA
... ALMA . ... ARC Staff at ESO . ... The European ALMA Regional Centre (ARC) provides the interface between the ALMA project and the European science community. ... Below you can read the latest Announcements from the European ARC Network.. ... The call for 1-mm Very Long Baseline Interferometry (VLBI) proposals to use phased ALMA at Band 6 in Cycle 4, in collaboration with the Event Horizon Telescope Consortium (EHTC), will be released to coincide with the ALMA Cycle 4 Call for Proposals in March 2016...
[ Сохраненная копия ]  Ссылки http://www.eso.org/sci/facilities/alma.html -- 27.7 Кб -- 09.04.2016
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4. HST Primer for Cycle 22
HST Call for Proposals and HST Primer for Cycle 24 . ... Hubble Space Telescope Primer for Cycle 24 > Chapter 6: Orbit Calculation for a Phase I Proposal > 6.1 Overview of an Observing Program . ... Definitions (HST Orbits, Orbital Visibility Periods, and Visits) . ... See Section 3.2 for details on telescope guiding. ... Lay out all the exposure and overhead times for the program into visits (described in Section 6.5 ) and add up the number of orbits from each visit to obtain the total orbit request. ...
[ Сохраненная копия ]  Ссылки http://www.stsci.edu/hst/hst/proposing/documents/primer/Ch_62.html -- 19.5 Кб -- 11.04.2016
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5. Radioastrophysical Observatory ISTP RAS SB
RADIOASTROPHYSICAL DEPARTMENT • INSTITUTE OF SOLAR-TERRESTRIAL PHYSICS RAS SB . General information Main characteristics of the Radio telescope Observing programs General view of the antenna array Main research areas Principle of generation of radio images Radio telescope 's beam Receiving systems Main characteristics of the base receiving-recording complex Calibrations Data archive and databases Publication SSRT - Siberian Solar Radio Telescope . ...
[ Сохраненная копия ]  Ссылки http://ssrt.iszf.irk.ru/rad11en.shtml -- 17.2 Кб -- 27.02.2014
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6. Up-date RC-sources Spectra
... We present a compilation of the flux densities at 22.25 MHz for 395 radio sources. The flux densities are derived from three or more observations of each source. ... In this paper we present a final list of the flux densities scaled both from the specific observations of individual sources and from scans of the survey of galactic emission. The list comprises revised flux densities of sources listed in paper I and new flux densities for sources measured subsequently. ... Braude, S. Ya.: ...
[ Сохраненная копия ]  Ссылки http://www.sao.ru/cats/doc/RCS86.html -- 8.6 Кб -- 18.03.2015
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7. Inference of Coefficients for Use in Phase Correction Bojan Nikolic web pages
... Bojan Nikolic web pages (r. 329) . ... We present a Bayesian approach to calculating the coefficients that convert the outputs of ALMA 183 GHz water-vapour radiometers into estimates of path fluctuations that can be used to correct the observed interferometric visibilities. ... Inference of Coefficients for Use in Phase Correction . ... Simulating Atmospheric Phase Errors, Phase Correction and the Impact on ALMA Science . ... Copyright 2005 -- 2016, Bojan Nikolic feedback welcome ...
[ Сохраненная копия ]  Ссылки http://www.mrao.cam.ac.uk/~bn204/alma/memo-infer.html -- 14.9 Кб -- 04.04.2016
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8. XMM Science Objectives
[ Сохраненная копия ]  Ссылки http://xmm.vilspa.esa.es/user/sciobj/science_top.html -- 1.5 Кб -- 12.11.1998
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9. Description of the RadioAstron project, english version
... They are concerned with Attitude Control System of the spacecraft, satellite visibility from tracking stations, limits on the satellite autonomous operations during the orbit, and needs for auxiliary operations with the spacecraft. ... Among the operational constraints the most important one is the number of programmed slews per orbit, which determines the maximum number of radio sources to be observed during one orbit. ... System temperature (K) . ... Progress of the RadioAstron Project in Pictures...
[ Сохраненная копия ]  Ссылки http://www.asc.rssi.ru/RadioAstron/description/observations_eng.htm -- 9.5 Кб -- 10.05.2008
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10. Journal "Peremennye Zvezdy"
Peremennye Zvezdy ( Variable Stars ) 33 , No. ... We present our discovery a new variable star USNO-A2.0 1350-17086180 from observations at the Astrotel-Caucasus Observatory. ... The numbers of observations on each of the observing nights are presented in Table 1; the observations are attached to the html version of this paper. ... Numbers of observations . ... No. observations . ... 0.001 . ... 0.000 . ... 0.003 . ... 0.004 . ... 0.002 . ... 0.005 . ...
[ Сохраненная копия ]  Ссылки http://www.astronet.ru/db/varstars/msg/1290295 -- 55.5 Кб -- 29.01.1973
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11. The AstroStat Slog Blog Archive [ArXiv] component separation methods
... 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 . ...
[ Сохраненная копия ]  Ссылки http://hea-www.harvard.edu/AstroStat/slog/groundtruth.info/AstroStat/slog/2009/arxiv-component-separation-methods/index.html -- 23.2 Кб -- 01.03.2014
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12. The NMW survey homepage
NMW survey overview . Access image archive . ... The New Milky Way survey aims to detect bright (V<13.5) optical transients near the Galactic plane using an automated wide-field (8x6 deg.) system capable of surveying the whole Milky Way area visible from the observing site in one night. ... All images obtained during the transient search survey are available online (please use the image archive access form ). ... Images per field: . ... Images per night: . ... Milky Way imaging time: . ...
[ Сохраненная копия ]  Ссылки http://scan.sai.msu.ru/nmw/ -- 10.7 Кб -- 18.02.2015
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