... Exposure Time Calculator (ETC) . Survey processing . ... VISTA is a 4-m class wide field survey telescope for the southern hemisphere, equipped with a near infrared camera (1.65 degree diameter field of view at VISTA's nominal pixel size) containing 67 million pixels of mean size 0.34 arcsec and available broad band filters at Z,Y,J,H,K s and a narrow band filter at 1.18 micron. A wide field visible camera, if constructed, could also be used on VISTA. ... Tile . ... ESO VISTA Public Surveys . ...

polimodel -- Produce model linear polarization and position angle images . ... Whether to apply random errors to output polarization and position angle values. seed = "" [integer] . ... This task produces a model linear polarization image and corresponding position angle image from an input image assumed to represent intensity (Stokes I parameter). ... A threshold for the input image can be defined such that polarization and position angle are not computed for input values less than this threshold. ...

... R-band images obtained at 0.8 arcsec seeing conditions have allowed us to separate foreground star from point-like extragalactic source and estimate their brightness separately. ... To study the nature and properties of the source, we observed it under high spatial resolution. ... CONCLUSION RTT150 optical observations with sub-arcsecond seeing and low resolution spectra confirm the hypothesis of superposition of a radio source onto a `normal' F/G galactic star proposed by [1]. ...

The radius of the event horizon of a black hole with the mass of the Sun would be about 3 kilometers, about the same size as your city, town or village. If the Earth could be compressed into a black hole, the radius of its event horizon would be 1/330,000 of this, because the mass of the Earth is 1/330,000 times the mass of the Sun. ... 30,000,000 . ... 20,000 . ... Black hole event horizon . ... MYTH: All stars collapse to become black holes upon their death. ... MYTH: Black holes are very dense. ...

... Published spectra . Published k-corrections (Bessel & Brett filters) . K-corrections using CIT filters . Filters used for the integration: U B V Rc Ic J CIT H CIT K CIT . Filters used for the k-corrections: J BB H BB K BB . New calibration of the spectra: set the desidered colors (Johnson BV- Cousins RI- CIT JHK) in the table below, press "SUBMIT" and save the output as text file. ... Spectra of individual galaxies ( calibrated in lambda and flux and normalized to average=1) . ...

Russian SHAREABLE DATA CENTER Institute of Solar-Terrestial Physics SB RAS . ... The algorithm and appropriate program for decametric radiosignal propagation conditions prediction for paths from 500 to 9000 km have been developed at ISTP SB on the basis of normal wave method (AltyntsevaB.I,Iliyin N.V., Kurkin V.I. and others //Decameters channel simulation on the base of normal wave method . ... Solar activity indices are chosen automatically from the prediction date from the database . ...

... Ciel Espace, le magazine qui vous guide toujours plus loin . ... des actualit–їs . ... Accueil Atterrissage de Curiosity sur Mars en direct lundi matin . ... Apr–Rs 8 mois de voyage –Љ travers l'espace, Curiosity arrive enfin sur Mars ce lundi 6 ao–?t 2012. ... Les Toulousains ont quant –Љ eux le loisir de se rendre –Љ la Cit–ї de l'Espace pour suivre l'atterrissage avec les commentaires des sp–їcialistes fran–?ais de la mission. ... Curiosity est le plus gros rover jamais envoy–ї sur Mars . ...

style html {overflow-x:hidden; } html, body { height: 100 %; margin: 0px ;padding: 0px ; }#__container { position :relative; min-height: 100 %; }#__footer{ position :absolute; bottom:65px; width: 100 %;}#__ mlk { width: 100 % ! important ;border-top:1px solid #AEAEAE;border-botton:1px solid #AEAEAE;z-index:999 ! important ; color : black ! important ; position : absolute! important ;left: 0px ! ...

Method of Calculating Cometary Orbits . ... A method of constructing a numerical theory of comet motion covering large intervals of time is presented. ... Very Long Baseline Interferometry (VLBI), Near Earth Objects (NEOs), calculating cometary orbits, numerical theory of comet motion covering large intervals of time , radial component of non-gravitational acceleration , transverse component of non-gravitational acceleration , normal component of non-gravitational ...

... Distribution of orbital elements for the RR Lyrae stars. Results for stars with [Fe/H ] > -0.95 (left column), [Fe/H ] < 0.95 and V res < 290 km/s (middle column), and [Fe/H] < -0.95 and V res > 290 km/s (right column) are shown separately. In the top row, we have plotted normal curves fitting the distributions. ... next figure | privious figure . ...

... Thursday, 10 March 2011 Vertical spring-mass · Time t with t+t · Position x with x+vt · Velocity v with v + g - k x t m Thursday, 10 March 2011 Let's go · Start off with t=0, x=0, v=0 · Apply our equations: ­ New value of t is t + t = 0+0.1 = 0.1 ­ New value of x is x + v t = 0+0в0.1 = 0 ­ New value of v is k 5 v + g - x t = 0 + 9.8 - 0 в 0.1 = 0.98 m 0.1 Thursday, 10 March 2011 So after 0.1 seconds.. ... Thursday, 10 March 2011 Key points · · Whenever objects touch, there is a contact force. ...

Do we need various assumptions to get a good FCN? A new multiple layer spectral method Cheng-li HuangMian Zhang Shanghai Astron. ... No FCN ! ... FCN,FCN,FCN.. Multiple layer spectral method (MLSM) + Linear Operator Method (LOM) Finite Element Method (FEM) · · Traditional approach solves one order ellipsoid only. ... Main Idea of FEM Boundary Surface could be described as: Let's consider how to solve the dynamic equation: Traditional Approach: Equivalent Spherical Domain . ...

... Охота за Новыми звездами . ... А сегодня большинство открытий Новых совершаются именно с их помощью! ... Поиск вспышек Новых звезд на небе - одна из самых достойных астрономических программ, за которую может взяться любитель астрономии. ... Джорж пришел к выводу, что множество новых звезд, достигающих в максимуме 5-7 величины и недоступных невооруженному глазу, ускользают от открытия , поскольку вблизи моментов их вспышек профессионалы фотографируют другие области неба. ...

... Space flight . Crew training . ... Space camp . ... acquiring practical habits and skills of performing all the flight operations envisaged for a flight participant; . maintaining and honing professionally required qualities and skills for a successful activity in conditions of effect of adverse factors of a space flight, as well . ... preparing for the activity outside the spacecraft; . ... preparing for professional activity in conditions of effect of the space flight factors; . ...

... MASTER Net is 56 square degrees per 1 exposition . ... 06 Dec 2015: GRB 151205B: MASTER-NET early optical observations GCN18665 . ... 18 Nov 2015: GRB 151118A: MASTER-NET optical observations GCN18613 . ... 12 Nov 2015: GRB 151112A: MASTER-NET optical limit GCN18591 . ... 07 Nov 2015: GRB 151107A: MASTER-NET optical observations GCN18565 . ... 31 Oct 2015: Five OTs detected by Global Robotic MASTER Net ATel8232 . ... 02 Oct 2015: GRB 151001B: MASTER-NET early optical observations GCN18380 . ...

... Future seminars . P a s t seminars . Seminar council . Collective processes and structures in spiral galaxies " . ... A new approach to studying global structures in thin stellar disks, which allows to describe universally both bar and spiral modes, is presented. ... Study of line-of sight velocity maps of gaseous disk in spiral galaxies allows, under some conditions, to reconstruct 3 components of gas velocity in the galactic plane. ...

... Bad Astronomy . ... Mad Science . ... Site Info . ... Public Talks . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... Who is this guy who calls himself "The Bad Astronomer?" ... First, yes, I am a real live astronomer (when people ask me what astronomers do, I tell them "They astronom !" ... These are emitted by powerful objects like black holes, exploding stars, and super-dense neutrons stars. ... Finally, am I really a bad astronomer? ... 2008 Phil Plait. ...

... 1.7 GSC 084 Pulkovo Obs., 0.33 15 x 15' 1.0" 7 34 0.179 0.307 Normal Asgr. 3.0 UCAC 118 Slovakia, 0.57 14 x 10' 1.7" 3 12 0.090 0.145 Modra 3.3 USNO 127 Germany, 0.19 30 x 20' 2.4" 3 15 0.151 0.087 Bornheim 0.8 GSC 168 34 200 0.282 0.315 291 USA,Kitt Peak, 1.8 390 x 30' 1.0" 1 5 0.143 0.144 Spacewatch II 4.7 USNO 300 Japan, 0.5 78 x 78' 2.3" 7 36 0.420 0.447 Bisei Center 1.3 ACT 461 Hungary, JATE 0.60 28 x 19' 1.1" 6 22 0.124 0.153 Asteroid Surv. ... Polynesia 1.0 UCAC F85 Tiki Obs., ...

On the concept of a cold-electron bolometer mixer M. Tarasov1,2, and L. Kuzmin1 Chalmers University of Technology, KemivДgen 9, SE-41296 GЖteborg, Sweden Institute of Radio Engineering and Electronics, Mokhovaya 11 bld. ... CEB mixer combines advantages of Hot Electron Bolometer (HEB) mixer such as high signal frequency and low LO power, and advantages of SIS mixer such as low noise, high IF and immunity to small temperature variations. ... Finally for CEBM we can have moderate power gain. ...

Общая Астрономическая Конференция > Все про астрономическое оборудование > Астрономическое оборудование . Выбор 6mm окуляра для SW909 . ... Сообщения за день . ... man_dnepr . ... Сообщений: 26 . ... Прочитал много тем об окулярах, но к сожалению очень мало сравнительной информации. ... Думаю прикупить к своему телескому sw909 окуляр с фокусом около 6mm. ... Vixen Plossl 6mm . ... Отправить личное сообщение для man_dnepr . Найти еще сообщения от man_dnepr . ... Сообщение от man_dnepr . ...