Sloan Digital Sky Survey Telescope Technical Note 19970728 Edward J. Mannery and Walter Siegmund . ... Common corrector mount inspection . ... The corrector nearest the secondary mirror, the common corrector (so named because it is common to both imaging and spectroscopic configuations) is located with respect to the telescope optics support structure by the common corrector mount. ... The fused silica common corrector is 32.5 inches in diameter and is 0.47 inches thick. ...

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... Tonight's Sky . ... The Magazine . ... Star Atlas . ... An artificial comet holds secrets to Earths life . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... The planet has extreme temperature swings and perhaps active lava flows. ... A digital supplement to Astronomy magazine. ... Join TravelQuest International with Astronomy and Discover magazines on one of three great tour options surrounding this celestial spectacle . ... Astronomy Magazine . ...

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... When are new gain curves made . ... The fit types used . ... When the new gain curve is installed it contains two dates: . The starting date for this gain curve. ... yyyy ddd This is the start of a gain curve set of data. yyyy ddd is the start date for the gain curve. yyyy is a 4 digit year (2004) and ddd is the day number of the year counting from 1. all other lines are gain curve data. ... col 2 The type of fit used for this gain curve (see below for the codes). col 3 -numcoefs. ...

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... There are a number of "fixes" that are important for short wavelength ATCA data, especially at the 3mm band. ... By default atfix applies the ``standard'' gain/elevation model for the antennas. ... As mentioned in Section 11.1.2 , the ATCA uses a paddle to measure an above atmosphere system temperature. ... On the night of an ATCA reconfiguration, a solution for the antenna positions is derived. ... Task atfix corrects the data for an improved antenna location solution via the dantpos parameter. ...

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... LOCATION . ... The administrative centre, the library, scientific laboratories, computer center, hotel and apartment houses of an observatory are located in the settlement Nizhnij Arkhiz , which is situated in 25 kms to the south from a village Zelenchukskaya. ... It is desirable to come on conference by the following types of transport: . ... During the conference period it is supposed to conduct a public meeting of the section "Sun" with discussion of results of the researches made in 2005. ...

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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. ...

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Filters available in IRCAL. Solid lines are measured transmission curves; dashed lines are Gaussians at the nominal locations for filters which do not have measured transmission curves, with appropriate FWHMs and peaks arbitrarily set to 0.70. ... Click on a filter name to get a transmission curve. ... Wavelength . ... IR Labs/Barr . ... 4) The provided filter trace is for a stock Barr Ks filter, which may or may not correspond to the filter actually in IRCAL. ... Which filter wheel is which? ...

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Time-resolved spectral analysis of the pulsating helium star V652 Her C.S. Je ery 1 , V.M.Woolf 1 and D.L.Pollacco 2 1. ... The most crucial measurement, how- ever, is that of radius, which may be measured using Baade's method. ... Analysis SFIT_SYNTH STERNE High resolution spectrograms UV + visual spectrophotometry Model flux grid Model structure grid High resolution model grid v_t, composition v_t Atomic data Teff, log g, v sin composition Teff, Eb-v q SPECTRUM LTE_LINES FFIT SFIT Figure 1. ...

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... Tracking stations will be selected in accordance with the schedule issued daily by the General Operative Control Group (GOCG) in Lavochkin Association with the gaps in operations during spacecraft contact with the control stations (CS). ... Communication frequencies (carrier): high data rate information transmission downlink from the SRT ­ 15.000 GHz; uplink synchronization ­ 7.2075 GHz; downlink synchronization ­ 8.400 GHz. ...

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. (*) located and measured by R. H. McNaught at Siding Spring Observatory. Note: A few plates we were interested in, were not at the ROE plate library. On one of these, 1999 RM28, was located measured by Robert McNaught at Siding Spring Observatory. Another plate where supposedly 1999 LP28 was recorded, is currently in Japan.

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... 1.Magnetic and magneto-elastic properties of heavy rare earth metals. ... High magnetic fields of 100 kOe and more were necessary to saturate the magnetization of havy rare earth metals. ... It was shown that the effective exchange field theory is sufficient for the description of the magnetic order in heavy rare earth metals and their compounds. ... The duality of the state of the magnetic carriers in the traditional 3d-magnetic materials. ... LHPP ISSP RAS © 2004 All rights reserved ...

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... A Digital Sunset Over Europe and Africa . ... It is a digital composite of archived images taken over many orbits by several Earth-orbiting satellites. Similar images can be digitally stitched together for any Earth location by John Walker 's Earth and Moon Viewer website . Specifically, the daytime images were taken by the MODIS instrument on NASA's Terra satellite , while the nighttime images were taken by the DMSP satellites . ... Publications with keywords: sunset - Europe . ...

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T he Siding Spring Survey (SSS) is a Near-Earth Object search program that utilises the 0.5-m Uppsala Schmidt Telescope at Siding Spring Observatory, N.S.W., Australia. ... The mission of the Siding Spring Survey is to contribute to the inventory of near-earth objects (NEOs), or more specifically, the potentially hazardous asteroids (PHAs) and comets (PHOs) that may pose a threat of impact and thus harm to civilization. ... Based on the CSS Mission page . ... Siding Spring Survey Main Page . ...

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Next: TAP 26 Up: Results Previous: Results . While the bulk of these stars were located in the Orion OB1a and OB1b fields, two stars of particular interest were monitored from our Mount Stony Brook Observatory. One of these stars was TAP 26 (NTTS 041559+1716, HBC 376). This star, located in Taurus, had a measured rotational period which was inconsistent with its . The other star was P1724, located near Orion OB1d, for which x--ray periodicity had been observed. TAP 26 . P1724 . ...

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... A dynamical system is an action of the infinite cyclic group. Group action study is€аimportant for€аdifferent areas of€аdynamics and geometry. The topics of€аthe conference include: . ... Diophantine approximations and homogeneous flows, e.t.c. We plan a€аminicours by€аD.€аCalegari about the solution of€аthe Ahlfors' measure conjecture for limit sets of€аKleinian groups. ... In 5тАУ7€аminutes you'll see a€аchurch on€аyour right€атАФ turn right to€аBolshoy Vlasyevsky street after that. ...

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The sections <Directory> , <Location> and <Files> can contain directives which only apply to specified directories, URLs or files respectively. Also htaccess files can be used inside a directory to apply directives to that directory. ... The order of merging is: . ... If multiple <Directory> sections apply to the same directory they are processed in the configuration file order. ... Using the options in question is only possible inside a <Directory> section (or a .htaccess file). ...

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THE THERMAL RADIATION OF THE LUNAR SURFACE IN THE IR RANGE OF THE SPECTRUM (10-12 µm). ... 0.80 0.60 0.40 0.20 0.00 -0.20 -0.40 -0.60 -0.80 -0.80 -0.60 -0.40 -0.20 0.00 0.20 0.40 0.60 0.80 Fig.1 0.80 0.60 0.40 0.20 0.00 -0.20 -0.40 -0.60 -0.80 -0.80 -0.60 -0.40 -0.20 0.00 0.20 0.40 0.60 0.80 Fig.2 0.60 0.40 0.20 -0.00 -0.20 -0.40 -0.60 -0.60 -0.40 -0.20 -0.00 0.20 0.40 0.60 0.80 Fig.3 Indicatrix of the thermal radiation of the Moon (10.5-12.5 µ). ...

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University Satellites and . Space Science Education . ... Anaglyph method of a visual perception of 3-D images consists of: - simultaneous presentation of the complement images of stereomate (left image of the red color, right image of the blue color); - next following visual perception of these images through the left red filter and through the right blue filter. ... A stereomate of the anaglyph images is projecting to the screen from display of digital photogrammetric equipment. ...

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... The very first thing you should do now is to locate the limits of your slitlets because this information is needed for all further commands. ... LOCATE/MOS . ... Then you should have a look at your flat field and try again with . ... OFFSET/MOS . ... The results are stored in the frame . If you have not written anything to this keyword it will derive the name of the normalized flat field by adding an `n' to the name of the input flat (e.g. nmosff1 ) and write the name to . ... FLAT/MOS . ...

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. Unix commands are executable binary files located in directories with the name bin (for binary). Many of the commands that you use are located in the directory /usr/bin . When you enter the name of a command the shell checks to see if it is a built-in command. If it is not, it looks for the the binary file that the command name refers to in each of the directories that are defined in the PATH environment variable . more ...

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