This page holds the archived system performance data (the current data is on the system performance page) . ... Gain,Tsys,Sefd.. Coma,sidelobes, beam efficiency . Pointing errors. Az,za coverage . Hour of day when sources measured. 01sep01 thru 30jul02 (cooled receiver to - room temp amps installed) . ... Hour of day when sources measured (.ps) (.pdf) . ... Hour of day when sources measured. 21aug02 thru 01feb03 (horn focus change to reshimming of elevation rails, pointing model). ...

... The PlutoCCD CCD is a video rate, low noise, 2048 x 1024 element, 9-micron or 12-micron pixel back-illuminated CCD. ... PlutoCCD 2048 x 1024 Element Split-Frame Transfer CCD . ... A picture of a Split Frame Transfer version of the PlutoCCD CCD is shown in Figure 2-1. ... As can be seen in Table 2-2, which documents the performance measured for the design, the 12-micron PlutoCCD CCD achieves less than 5 electrons rms. noise, full well exceeding 240,000 electrons, and linearity better than one percent...

... ESO is building what will be the World's largest optical telescope array, The Very Large Telescope (VLT). The VLT Project organisation is responsible for the design and construction of the Unit Telescopes, including enclosures, optics, adapter-rotators and coating unit. ... Unit Telescopes Overview - This page is outdated, an update is in process. ... Secondary mirror (M2 Unit) - This page is outdated, an update is in process. ... Coating Unit - This page is outdated, an update is in process. ...

... This poster lays out a basic controls architecture for ATLAST-16 , including initialization sequence operations/corrections and metrology for long-term WF maintenance. 10m m Operations Concept Controllable Primary Mirror Segments ATLAST-16 will require lightweight, actively controlled optics such as Active Hybrid Mirrors (AHMs) AHMs combine a cast SiC substrate with ...

... According to the most popular cosmological paradigm, the greater part of the galaxy mass is accumulated in the dark matter halo. ... The polar ring galaxies (PRGs) reveal external rings or disks of gas, dust and stars rotating in a plane roughly perpendicular to the disk of the central galaxy. ... The shape of the dark halo in the model was chosen so as to achieve the best fit to the observed rotation of both galaxies themselves and their polar rings. ... The SPRC-7 galaxy. ...

... Can do almost everything that Miriad, AIPS and Difmap can plus more. ... Component Fluxes cont. ... Model fit to VSOP and ground- only VLBI data in Difmap ) Tasks, commands Miriad task Visibility plane model fitting Image plane model fitting Image plane integrated flux Uvfit, uvmodel Difmap command Modelfit AIPS task Uvfit, (slime) Aips ++ function image .fitsky, imagefitter (spatial), image .maxfit, image .fitprofile, imageprofiler image .statistics image .getchunk, ...

... The AR coating has mean reflection losses of less than 0.5%. ... PATH A-B C-B D-E F-B C-G C-H Wavelength () Ks H Ks H Ks H Ks H Ks H Ks H 1640 2140 1640 2140 1640 2140 1640 2140 1640 2140 1640 2140 V 0.940 0.940 1.000 1.000 0.982 0.982 0.980 0.978 0.939 0.939 0.976 0.978 Vi de a l V/Vi de a l VI 0.701 0.703 0.492 0.493 0.403 0.406 0.401 0.398 0.677 0.681 0.395 0.398 PATH A-B C-B D-E F-B C-G C-H Wavelength () Ks H Ks H Ks H Ks H Ks H Ks H 1640 2140 1640 ...

... McMullin, J. P., Golap, K., & Myers, S. T. 2003, in ASP Conf. ... 314 Astronomical Data Analysis Software and Systems XIII, eds. F. Ochsenbein, M. Allen, & D. Egret (San Francisco: ASP), 468 . ... The AIPS++ (Astronomical Information Processing System) Project has developed a codebase of libraries, tookits, and applications for the analysis of radio astronomical data. ... The existing framework of AIPS++ is built upon proprietary technology (e.g., Glish) and as such represents a fairly closed system...

AUTOMATIC STATION OF ECOLOGICAL CONTROL . ... BASIC PERFORMANCE SPECIFICATION . STATE OF ASEC DEVELOPMENT . AIR POLLUTION MONITORING . ... OF MEASURING CHANNELS . ... unit of measurement . ... Nitric oxide (NO) concentration, . ... power measured by ASEC . ... In particular, RSC Energia finalizes its work on measurement systems designed to measure dust, volumetric activity of radioactive gases and aerosols and other environmental parameters. ... Official WEB-site of S.P.Korolev RSC Energia . ...

... Simple X-ray Aperture Photometry Problem : Determine source intensity s and errors for an unresolved (point) x-ray source Know: · Number of counts , C, in source aperture (solid green ellipse) · Number of counts , B, in background aperture (dashed green elliptical annulus) · Areas As and Ab of source and background apertures · f = psf(x,y)dx dy over source aperture · g = psf(x,y)dx dy over background ... What happens if the single observation pdf 's are distinct? ...

... The low energy plasma composition spectrometer AMEI-2 is built to be able to find in the low energy range of the phase space (E, q, j) and separate the fluxes of the major ion species in the magnetotail - H+, He++, He+ and O+, and analyse their energy and angular distributions. ... Electrostatic angular scanning in one direction and the use of the spin of the satellite to sample the other angle give the ability to measure 2-D distributions for each ion specie several times per spin. ...

... Colors of Sunlight . S-4A.Color Expts. ... Here is your opportunity to demonstrate the three-color theory by using your computer. I am indebted for this to Joe Burns , on whose color demonstration file it is based. ... You see below two tables with colored fields. ... blue . ... D0FBFF gives the intensity of the three colors which make up the background: D0 is the intensity of red , FB is the intensity of green and the second FF is the intensity of blue , the maximum blue you can get. ...

... 24-Sep-14 JOURNиES 2014 Investigation · checking possibility of nutation rates estimation based on RLG observations simulation level · combination of simulated RLG data with real VLBI data · comparison of estimates based on real RLG data (Wettzell) with results of simulation 24-Sep-14 JOURNиES 2014 Simulation ... 10-8) 24-Sep-14 JOURNиES 2014 Simulated data + VLBI (ac. lev. ...

As an example for an observation of a stellar corona, a simulation of the response of RGS was performed. The input spectrum was a two component Mewe-Kaastra plasma, with solar abundance, and temperatures of 0.35 and 2 keV. ... The following image shows an intensity display of the measured spectrum with dispersion coordinate as measured in the spatial dimension on the RGS Focal Camera (RFC) along the abscissa, and the energy response of the CCDs along the ordinate. ...

First light from the Superconducting Integrated Receiver on board Terahertz limb sounder TELIS P. Yagoubova, G. de Langea, R. Hoogeveena, A. de Langea and V. Kosheletsb a Netherlands Institute for Space Research, SRON, the Netherlands b Institute of Radio Engineering and Electronics, IREE, Russia Abstract-- We present the flight configuration and performance of the Superconducting Integrated Receiver (SIR) channel on the TELIS instrument (Terahertz and Submm Limb Sounder). ...

Planck/LFI 30 GHz OMT design (5) - date 03/01 Goals: 1. ... Frequency: 30 GHz Bandwidth: 20% Cross-talk : -30 dB Return loss: 20 dB Reference sketch : Dual junction reference sketch : Dual junction : testing transitions' performances Dual junction : testing transitions' losses (doubled) Dual junction : `H' polarization reflection Dual junction : `V' polarization reflection Dual junction losses : Dual ...

... GSAOI Home . ... Science . ... They used Cepheid variables out to 20 Mpc as the calibrating method for a host of secondary distance indicators such as Type Ia supernovae, surface brightness fluctuations, and the Tully Fisher method. ... Luminous red supergiants provide a new method of measuring the Hubble constant that is independent of the Cepheid distances. ... Larger spiral galaxies will yield larger numbers of red supergiants and hence a more accurate distance modulus. ...

... 2000 October 19 . The Farthest Explosion Yet Measured . ... What is known is that satellites across our Solar System reported on 2000 January 31 a tremendous explosion of gamma rays had occurred towards some previously uninteresting direction. ... The VLT not only recorded an optical counterpart , shown above , but also was able to estimate that the cosmologically-induced redshift was an astonishing 4.5 -- placing GRB000131 farther across the universe than any explosion so measured. ...

... 19.10.2000 . ... What is known is that satellites across our Solar System reported on 2000 January 31 a tremendous explosion of gamma rays had occurred towards some previously uninteresting direction. Soon one of the largest optical telescopes on Earth, a VLT in Chile, began to peer in the direction of the gamma ray burst . ... Publications with keywords: gamma-ray burst - cosmology - explosion - afterglow . Publications with words: gamma-ray burst - cosmology - explosion - afterglow . ...

... Polarizer efficiency is defined as , where and are the respective measured signals for a polarizer oriented parallel and perpendicular to the axis of a fully polarized beam... angle 12.2 . Polarizer position angle as measured from the NICMOS Aperture Offset Angle of , about the aperture center toward the +U3 axis.. IDL 14.1 . IDL (Interactive Data Language) is an interactive analysis and visualization program written by Research Systems, Inc.... resolution. ...