... GALAXY: A galaxy is made up of billions or trillions of stars bound together by their own gravity. ... HELIUM (He): The second element in the periodic table, has 2 protons, 2 neutrons, and is a noble gas. ... Helium melts at -272.2 degrees Celsius, and boils at -268.934 degrees Celsius. ... HYDROGEN (H): The first element on the periodic table, is a gas, and has an atomic mass of 1.00794 amu. ... Hydrogen melts at -259.34 degrees Celsius, and freezes at -252.87 degrees Celsius. ...

... Column (1): Source name from NED. ... Column (8): Log star formation rate, from SDSS. {\it Detected sources:} (1) (2) (3) (4) (5) (6) (7) IC0159 0.58±0.10 8.31 ± 0.07 8.25 ± 0.07 9.55 9.70 8.89 -0.06 UGC2004 5.98±0.65 9.32 ± 0.04 9.03 ± 0.04 9.83 9.61 9.15 0.36 NGC1234 0.24±0.06 7.92 ± 0.09 7.80 ± 0.09 9.67 9.58 8.98 -0.68 2MASJ0839+03 2.30±0.54 8.91 ± 0.09 8.69 ± 0.09 --- 9.94 9.08 0.58 2MASJ0846+02 2.75±0.47 8.98 ± 0.07 8.85 ± 0.07 --- 9.84 8.99 ...

... Submitted by Al Takeda on 07/13/2012 10:35:53 . Sunspot 1515 in Hydrogen Alpha . This naked eye sunspot region was taken with John Blomquist’s double-stacked hydrogen alpha filter system on a customized Televue 102i refractor and my color Philips ToUcam webcam and G-11 mount. ... The brighter areas in the center region show Field Transition Arches which are areas of opposite magnetic polarity. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

Новое поколение квантовых водородных стандартов частоты и времени Нижегородского НИПИ "Кварц" . ... Получены уникальные метрологические характеристики водородных стандартов: нестабильность частоты за 1 сут (среднее квадратическое двухвыборочное случайное отклонение) 3 10 -16 и 2.5 10 -15 у стандартов Ч1-90 и Ч1-91 соответственно, что позволит удовлетворить потребности эталонной базы страны в точном времени и частоте. ... A New Generation of Quantum Hydrogen Masers of the IEM of Nizhniy Novgorod . ...

... Ballistics, navigation and flight control of the spacecraft, going to the L2 point of Sun-Earth system. ... and calculation algorithms have been developed: - an algorithm, building nominal trajectories for one impulse flights to the L2 point of Sun- Earth system, including a Moon swingby maneuver or not. - an algorithm, calculating corrections of spacecraft trajectory needed for the flight from Earth to halo orbit and for stationkeeping of the spacecraft moving in halo ...

Andrea Zoia CEA/Saclay DEN/DANS/DM2S/SERMA/LTSD Residence time and collision number statistics : a Feynman-Kac approach International Conference Random Processes, Conformal Field Theory and Integrable Systems September 19 - 23, 2011 Poncelet Laboratory, Moscow, Russia Outline Introduction Stochastic transport : random flights Collision number statistics and diffusion limit Exponential flights and residence ...

... Bad Astronomy . ... Mad Science . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... How does the sun produce energy to burn? If we can duplicate this way of producing energy, can we have enough energy to last a long time? ... The Sun produces energy the same way a hydrogen bomb does! ... This is also the way a hydrogen bomb works, except that a bomb does its conversion of hydrogen to helium all at once, while the Sun does it nice and steadily over billions of years. ...

Integration and performance of the flight configuration SIR on TELIS P. Yagoubov1, G. de Lange1, A. de Lange, M. Romanini, R. Hoogeveen1, V. Koshelets2, G. Wagner3, M. Birk 1Nation 3 al Institute for ... Netherlands 2Institute of Radio Engineering and Electronics, IREE, Russia 3Institute for Remote Sensing Technology, DLR, Germany Abstract TELIS (Terahertz and submm Limb Sounder) is a cooperation between European institutes, DLR, RAL and SRON, to build a three- ... LO frequency 624.93 GHz. ...

... LOC will arrange transportation of Conference participants from the Kazan airport to the hotels. ... According to the rules, everyone has to go through passport control and customs upon arrival at their first stop in Russia (in the most cases it is Moscow). ... If you have a direct flight to Kazan then passport control will be in Kazan. ... First eROSITA International Conference: Mapping the Structure of the Energetic Universe 17-20 Oct 2011, Garmisch-Partenkirchen (Germany) . ...

... The Advanced X-ray Astrophysics Facility's (AXAF) High and Low energy transmission gratings (HETG, LETG) data require new tools and data structures to support x-ray dispersive spectroscopy. ... The sky coordinates, which are referenced to the telescope mirror node and therefore independent of the grating reference node, are only useful for the imaging of zero order and the filtering of grating arm photons. ... For more details on the AXAF grating flight processing software, see: . ...

... In less then one day "Mir" station will finish its flight. ... Besides, the operability of motion control systems will be tested to ensure further dynamic operation at the final stage of "Mir" complex. ... The final third burn is given in daily orbit 2 using the "ProgressM1-5" 8 control engines and its main engine with the trust of 300 rg/s. Thus, to peform deorbit maneuver the OC"MIr" real-time tested manuevers involving control engines and their combination with the main engine are used. ...

These lamp spectra are compiled from imagestaken during February and June 1996. The images were taken with the newest lamp configuration (lamps pointed down toward closedmirror covers). Spectra listed in boldface were taken throughthe 1.6 arcsec slit. All other spectra were taken through the 1.0arcsec slit. Low Dispersion . High Dispersion . LAMP . BLUE . ... 4400 . 7700 . ... High resolution He spectra can be found on the Old APO LampSpectra page. ...

... Ciel Espace, le magazine qui vous guide toujours plus loin . ... Ciel Espace, nouvelle formule, c'est . des actualit†йs . des reportages . ... des pages consacr†йes †а la publication de vos photos Mais c'est aussi une vraie communaut†й avec laquelle partager votre passion et nourrir votre curiosit†й. Accueil LтАЩoptique du JWST est achev†йe . ... 02/03/2016 - De retour sur Terre apr†иs une ann†йe dans lтАЩespace . ... 28/01/2016 - La c†‡te Est des Etats-Unis comme neige au Soleil . ...

. Luna-1 . Luna-1 . Luna-2 . Luna-3 . Luna-9 . Luna-10 . Luna-12 . Luna-16 . Luna-17 . flight . configuration . landing . configuration . flight . configuration . landing . configuration . Lunokhod-1 . Lunokhod-2 . Luna-9 . Luna-16 . Luna-20 return capsule . Lunar soil sample . Lunar soil study . Lunokhod crew on the Earth .

... Average resolution at altitude H=668 km . ... Swath width at H=668 km and inclination of beginning of swath 20.48 degrees . ... Resolution at H=668 км . ... Наименование параметра . ... 1 канале . ... Полоса обзора при H=668 км . ... 1-5 спектральной зоне, не более . ... 1 спектральной зоне . 0,48-0,52 мкм . ... 0,915-0,997 мкм . ... 1-4 канал . ... 1-4 каналов . ... Спектральные характеристики каналов (по уровню 0,5): . ... For more information send a mail to: info@sputnik.infospace.ru . ...

Bobylev V.V., Bajkova A.T., 2016, Analysis of the Z Distribution of Young Objects in the Galactic Thin Disk. Astron. Lett., ... Bobylev V.V., Bajkova A.T., 2016, Kinematic Analysis of Solar-Neighborhood Stars Based on RAVE4 Data. ... Bobylev V.V., Bajkova A.T., 2016, The z Distribution of Hydrogen Clouds and Masers with Kinematic Distances. ... Bobylev V.V., Bajkova A.T., 2015, Detection of periodic variations in vertical velocities of Galactic masers. ... Bobylev V.V., 2014, The Gould belt. ...

... The EUVE package in IRAF, developed by the Center for EUV Astrophysics (CEA) . ... A General Package of Software to Manipulate FITS Files, developed by the High Energy Astrophysics Science Archive Research Center (HEASARC) at Goddard Space Flight Center (GSFC) . ... An X-ray Astronomy Multimission Analysis Package, developed by the High Energy Astrophysics Science Archive Research Center (HEASARC) at Goddard Space Flight Center (GSFC) . ...

Subject of Astronomy. ... Celestial Sphere. ... Spherical Frames of Reference: Horisontal and Equatorial Coordinates, Ecliptical System. ... Transformation of Celestial Coordinates. ... Change of Object Coordinates as a Result of Diurnal Rotation of Celestial Sphere. Phenomenons, Which Lead to Celestial Coordinates Change. ... Motion of Equator, Ecliptic, and Their Poles. ... Diurnal Solar Motion on Different Latitudes. ... Time Equation. ... Apparent Motions and Configuration of Planets. ...

Next: Post main sequence stars Up: Principal Evolutionary States of Previous: Principal Evolutionary States of . ... The duration of the first stage is set equal to the hydrogen burning time, , which is a known function of the stellar mass only (Iben and Tutukov, 1987[ 75 ]): . The radius of the ZAMS star   is . ... A MS-star that accretes matter during the first mass transfer is considered to be a rapidly rotating Be-star that is distinguished by its different stellar wind rate (see below). ...