... 2000 June 8 . Active Regions, CMEs, and X-Class Flares . ... Explanation: Space Weather forcasters are predicting major storm conditions over the next few days as the active Sun has produced at least three strong flares and a large coronal mass ejection (CME) since Tuesday, June 6th . ... X-ray hot plasma suspended in looping magnetic fields arcs above this region, cataloged as AR9026. AR9026 appears as a large group of sunspots in visible light images. ... About APOD | ...

Еще в разделе: (Показать все результаты (>8140) - www.sai.msu.su/ )

• APOD: 2012 April 17 - Antares and Clouds
• APOD: 2013 May 16 - Four X-class Flares
• APOD: 2011 February 17 - X-Class Flare

... Home Education Classes AAA Spring Astronomy Class: The Physics of Astronomy тАУ February ? March 2016 . ... Classes . ... AAA Spring Astronomy Class: The Physics of Astronomy тАУ February - March 2016 . ... This MonthтАЩs Sky тАУ March 2016 . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

Еще в разделе: (Показать все результаты (>623) - www.aaa.org/ )

• AAA Winter Astronomy Class: Measuring Distances in Space тАУ Dec 2015 тАУ Feb
• Classes ? Amateur Astronomers Association of New York
• Brooklyn Museum Plaza ? Amateur Astronomers Association of New York

... Archives . ... Differential Emission Measure [Eqn] . ... Astro 301, class 1, and it took all of 20 minutes of talk about stellar magnitudes to put that notion to permanent rest. ... Now, it turns out that the human eye perceives brightness on a log scale, so magnitudes are numerically similar to log (brightness). ... frac{5}{2}\log_{10}\left(\frac{f_{object}}{f_{standard}}\right) \,,$$ . ... frac{5}{2}\log_{10}\left(\frac{L_{object}}{4 \pi d^2}\frac{1}{f_{standard}}\right) \,.$ ... Chandra Blog . ...

Еще в разделе: (Показать все результаты (>3421) - hea-www.harvard.edu/ )

• Reading Quiz
• The galaxy M100
• The AstroStat Slog GRB

... This class converts an ImagePlus object to a different type. ... Converts a 3-slice (hue, saturation, brightness) 8-bit stack to RGB. void . ... Converts this ImagePlus to RGB. public void convertToRGBStack () . Converts an RGB image to an RGB (red, green and blue) stack. public void convertToHSB () . Converts an RGB image to a HSB (hue, saturation and brightness) stack. public void convertRGBStackToRGB () . Converts a 2 or 3 slice 8-bit stack to RGB. public void convertHSBToRGB () . ...

Еще в разделе: (Показать все результаты (>821) - www.astro.louisville.edu/ )

• ContrastAdjuster (ImageJ API)
• Uses of Class ij.process.FloatProcessor (ImageJ API)
• AVI_Reader (ImageJ API)

... Classes . ... casa . casa::ArrayNDimError . ... Thrown when two arrays have different dimensionality. More... #include < ArrayError.h > . ... ArrayNDimError ( Int dim1, Int dim2, const Char *m="ArrayNDimError", Category c=CONFORMANCE) . ... It is thrown when two arrays are non-conformant by virtue of having different dimensionality. ... Define the two (presumably different) messages and optionally supply a message. casa::ArrayNDimError::~ArrayNDimError . ... casa/Arrays/ ArrayError.h . ...

Еще в разделе: (Показать все результаты (>19065) - www.atnf.csiro.au/ )

• casacore: casa::ArrayShapeError Class Reference
• casacore: casa::ConvEnums Class Reference
• casacore: casa::FFTEnums Class Reference

... CXC / NASA . ... Modern astronomers now recognize an entire class of long period Mira-type variables as cool, pulsating, red giant stars, 700 or so times the diameter of the Sun. ... Mira B is surrounded by a disk of material drawn from the pulsating giant and in such a double star system, the white dwarf star's hot accretion disk is expected to produce some x-rays . ... Publications with keywords: binary star - variable star - X-ray - accretion disk - red giant - white dwarf . ... Mira Over Germany...

Еще в разделе: (Показать все результаты (>125751) - www.astronet.ru/ )

• Астронет > Mira: The Wonderful Star
• Journal "Peremennye Zvezdy"
• The Tail of a Wonderful Star

Next: CONSTRICTOR Up: Plotting Previous: Adding plot variables Contents . A plot class is basically defined by the list of plot variables displayed in the x,y, and z axis selections of the plot selection widget. ... Furthermore, in the same widget procedure, the name of the new plot class needs to be added to each selection button if required. ... Finally, as far as the plot widgets are concerned, the new class needs to be added for each necessary index selection in ww_indexsel . ...

Еще в разделе: (Показать все результаты (>45211) - www.eso.org/ )

• Ultra-compact dwarf galaxies
• Rivi: Be Stars
• API Help

Stellarium 0.12.3 . ... BigStarCatalogExtension::SpecialZoneArray< Star > Class Template Reference . ... SpecialZoneArray (QFile *file, bool byte_swap, bool use_mmap, int level , int mag_min , int mag_range , int mag_steps ) . ... ZoneArray (const QString & fname , QFile *file, int level , int mag_min , int mag_range , int mag_steps ) . ... BigStarCatalogExtension::SpecialZoneArray < Star >:: SpecialZoneArray . ... SpecialZoneData <Star>* BigStarCatalogExtension::SpecialZoneArray < Star >::getZones . ...

Еще в разделе: (Показать все результаты (>2532) - astro.uni-altai.ru/ )

• Stellarium: StelMainScriptAPIProxy Class Reference
• Stellarium: DataSetCredits Class Reference
• Stellarium: ServerCredits Class Reference

Observational Stellar Astronomy . Articles | ... We are made of star stuff" . ... TEMPERATURE OF A STAR: . ... The temperature of a star can be found out easily by simple observations. ... STAR . ... SPECTRAL CLASS: . All the stars in this universe are divided in to spectral classes based on their spectral lines. ... The spectral class of a star and the temperature of a star are related. So the spectral class can be found for a star since we know its temperature. ... www.astronomy.net . ...

Еще в разделе: (Показать все результаты (>562) - www.astronomy.net/ )

... Stars . ... Straight away the three stars in his belt will grab your attention, followed by the glittering white star Rigel in his left foot and the bright orangish star Betelgeuse in his right shoulder (assuming Orion is standing facing us and not with his back to us). ... Orion Belt?s with the stars Alnitak, Alnilam and Mintaka. ... In short, Orion was a big, loud giant of a man and indeed a mighty hunter, he also inherited some aquatic superpowers from his father who was the sea god Neptune. ...

Еще в разделе: (Показать все результаты (>2899) - www.armaghplanet.com/ )

• Christmas Card Competition Winners: Images of the Month | Astronotes
• Altair, Deneb and Vega: three easy to spot stars | Astronotes
• Pluto and Eris: when is a planet not a planet? | Astronotes

... ClassX is a project aimed at creating an automated system to classify X-ray sources and is envisaged as a prototype of the Virtual Observatory. ... The most fundamental are: (a) classification methods and algorithms, (b) selection and definition of classes (object types), and (c) identification of source counterparts across multi-wavelength data. ... Using different sets of training parameters (attributes), we get different classifiers for the same list of class names (e.g., Figure 1). ...

Еще в разделе: (Показать все результаты (>1598) - www.adass.org/ )

• Clustering Analysis Algorithms and Their Applications to Digital POSS-II
• CORBA as an Interoperability Tool for Astronomy

... Do you know why we have seasons on Earth? ... Even if you offer students the great activities developed by the Harvard researchers, or the great activities in ASP's teacher resource book, The Universe at Your Fingertips , your students still won't learn anything unless they work hard and think about their work. ... But none of these are worth a hoot unless they are also accompanied by hard work on students' part. ... The key to success in astronomy is the same as it is in everything else: hard work....

Еще в разделе: (Показать все результаты (>1409) - www.astrosociety.org/ )

• ASP: Star Science in the Autumn Sky
• ASP: Black Holes to Blackboards: Seeing the Light
• ASP: Education Newswire

... For immediate release . ... Brown Dwarfs (BDs) play a special role in this context. ... Recent observations with the ESO Very Large Telescope (VLT) of a "young" Brown Dwarf in a multiple stellar system are taking on a particular importance in this connection. ... This small object is known as TWA-5 B and with a mass of only 15 - 40 times that of Jupiter, it is near the borderline between planets and Brown Dwarfs, cf. the explanatory Appendix to this Press Release. ... ESO PR Photo 17a/00 . ...

Еще в разделе: (Показать все результаты (>8318) - www.arcetri.astro.it/ )

• APOD: 2000 August 30 - The Brown Dwarfs of Orions Trapezium
• APOD: December 30, 1998 - Supernova 1994D and the Unexpected Universe
• APOD: 2000 March 12 - Supernova 1994D and the Unexpected Universe

In this gallery are many images of Low Surface Brightness Galaxies which have recently been discovered and analyzed. ... The central surface brightness of this galaxy is 24.28 . Malin 2 This galaxy is another huge disk galaxy with a scale length of 15 kpc and a redshift of 15000 km/a. The high surface brightness knot in one of its spiral arms actually has the same color, luminosity and H-alpha equivalent width as the entire Large Magellanic Cloud . ... Truly it is a Low Surface Brightness Galaxy. ...

Еще в разделе: (Показать все результаты (>327) - zebu.uoregon.edu/ )

• Physics 162 Winter 1996
• Astronomy HyperText Book
• Intelligent Life in the Universe

... Obviously, to subclass GtkWidget , you will have to be familiar with the base class. ... typedef struct _GtkWidgetClass GtkWidgetClass; struct _GtkWidgetClass { GtkObjectClass parent_ class ; guint activate_signal; guint set_scroll_adjustments_signal; /* Basics */ void (* show) ( GtkWidget * widget ); void (* show_all) ( GtkWidget * widget ); void (* hide) ( GtkWidget * widget ); void (* hide_all) ( GtkWidget * widget ); void (* map) ( GtkWidget * widget ); void (* unmap) ( ...

Еще в разделе: (Показать все результаты (>1486) - www.sao.ru/ )

• Initializing a New Class
• The CLASS Survey
• Visualisation of the third class

... 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. ...

Еще в разделе: (Показать все результаты (>360) - www.badastronomy.com/ )

• Phil Plait's Bad Astronomy: Misconceptions
• Phil Plait's Bad Astronomy: Mad Science

... Главная . ... Новости . ... Проекты . Любителям астрономии . Проект ISON . ... Подробнее . ... Категория: Новости проекта ISON . ... Метки: Космический мусор ,љ Астероиды ,љ Гамма-всплески ,љ Любителям астрономии ,љ Кометы љ . ... Метки: Космический мусор ,љ Астероиды ,љ Любителям астрономии љ . ... Новости обсерваторий проекта] - Обсерватория Кубанского государственного университета от Иванов А - 09.04.2016 11:08:49 . ... 1999-2013 Copyright "Астрономия и Телескопостроение" . ...

Еще в разделе: (Показать все результаты (>3) - www.astronomer.ru/ )

... Transcend microSDHC microSDHC, 4Гб, Class 4 microSDHC, 4Гб, Class 4.. ... Женские перчатки Cara Bogner станут идеальным завершением вашего спортивного образа. ... Согревающую способность перчаткам обеспечивает один из самых лучших утеплителей современности Primaloft, который по своим свойствам близок к пуху, но в отличие от него гораздо быстрее сохнет и легче возвращает форму. ... эластичный материал; . ... карабин для совместного хранения перчаток; . ... Пол: Женский . ... Перчатки, Варежки,Шарфы ....

Еще в разделе: (Показать все результаты (>598) - astrokuban.info/ )

• sheego Class Legerer блейзер - SHEEGO CLASS - SHEEGO CLASS Динамометрический
• Клатчи Cavalli Class - Cavalli Class - Cavalli Class Gmundner Keramik Gr?ner
• Сумка - Cavalli Class - Cavalli Class Silicone bracelet ZBV- If i tell you,...

... MOON OCCULTS PLEIADES, 23-24 FEBRUARY. ... known by different designations - don't worry if your PC programme or Atlas shows some of them with other Catalogue numbers STAR Mag Time V 624 Tau 8.2 E22.10 V 1187 Tau 8.3 E22.23 TYC 1803-188 E 8.1 E22.29 16 Tau 5.5 22.44 19 Tau 4.3 22.50 TYC 1799-306 E 8.5 E22.57 TYC 1803-104 E 8.9 E22.59 TYC 1799-184 E 7.2 E23.05 20 Tau 3.9 23.08 21 Tau 5.7 23.09 22 Tau 6.4 23.12 TYC 1804-2081 6.8 23.35 ... Clear Skies, Terry Moseley . ...

Еще в разделе: (Показать все результаты (>4150) - star.arm.ac.uk/ )

• INTRODUCTION
• Introduction
• Armagh Observatory

... XMM-Newton SOC Home Page Conferences & Meetings . ... Data Analysis SAS News What is SAS? How to use SAS SAS Workshops SAS Version Changes Download and Install SAS Science Simulator (SciSim) . ... EPIC cameras optical loading . ... The PI is invited to cross-check the expected X-ray flux from the target source (and from any other potentially bright source in the target field of view), or to provide the SOC with her/his own estimate, if not originally specified in the proposal. ...

Еще в разделе: (Показать все результаты (>3288) - xmm.vilspa.esa.es/ )

• Class Relationships
• Analysis of very bright sources