The Calendar of Bloody A.tecs. Living in Central Mexico from the XII century to the being of the XVI century warlike A.tecs devoted much time to sciences including astronomy. For needs of agriculture A.tecs, using the knowledge received from the forecomers, developed the exact calendar system. 52 years of the moon-and-the sun cycle formed the basis of it (something like our conception of "a century"). ... A.tecs year was divided into 18 months with 20 days each. ... Mesopotamian astronomy. ...

General Information . ... We'd like to announce the forthcoming IAU Conference: . ... A conference organized by Sternberg Astronomical institute (Moscow, Russia) and Working group "Site-testing Instruments" of the International Astronomical Union on various aspects of site-testing techniques, approaches and results. RUSSIA, Kislovodsk (Caucasus Mineral Waters region), 4-9 October 2010. ... Victor Kornilov, Sternberg Astronomical Institute . ... 3-4 October: Registration and accommodation . ...

... HOME . ... ABOUT LOMO . ... MICROSCOPES . ... Home Products Microscopes SF-Series SF-100T . ... The SF-100T trinocular stereo microscope includes the same features and accessories as the SF-100B , but also includes the SF-FA photomicrography attachment . ... LOMO's . ... LOMO America, Inc. will repair or replace the defective microscope covered by this warranty free of charge if it is returned, postage prepaid, to LOMO America's Service Center in Prospect Heights, Illinois in its original package. ...

... RECOMMENDED VALUES OF PHYSICAL CONSTANTS AND CONVERSION FACTORS. ... This reference must be included when these constants are used in a context where their full accuracy is important. ... elementary charge (of proton) . ... gravitational constant . ... unified atomic mass constant . ... of electron . ... of proton . ... Planck constant . ... Rydberg constant, m 0 2 m e e 4 c 3 /8h 3 . ... fine structure constant, m 0 e 2 c/2h . ... Bohr radius, h 2 ( pm 0 c 2 m e e 2 ) . ... Bohr magneton, e h /2m e...

Общая Астрономическая Конференция > Все про астрономическое оборудование > Астрономическое оборудование > WO за 500$ ? ... Просмотр полной версии : WO за 500$ ? ... 01.09.2007, 12:22 . ... AndreyR . ... Viacheslav . ... 500+20+25+...эээ... так, телескоп в наборе с кейсом весит килограмма три, ага, так, штатив значить еще 2,5+ усушка-утруска, итого будем считать 7, не ошибемся.. ... Т.е. 750 против 500 оригинальных. ... За 498 ;) . ...

... Other Planned Activities Include Solar Observing Astrophotography Presentations and CCD Demo's Field Trip to AAAP Observatory at Jenny Jump Workshop: Learning to Use Your New Telescope Plus Swimming (life guards provided), Fishing, Volleyball, Basketball, Hiking, Game room Kayaking/canoeing (bring your own) on two lakes and nearby Pequest and Paulins Kill Rivers Registration Fees Camping and RV -- $35.00 per person ($45 after June 9) Bunkhouse -- $45.00 per ...

NEWS FEDERATION rus ENCYCLOPEDIA rus HISTORY rus MIR STATION RUSSIAN . ... Cosmonauts. ... Companies. ... History . ... Heroes Of Space Remember . Russian Insurance Center: 10 Years Of Work . Russian Insurance Center cooperates with several Russian departments of defense industry including Risaviakosmos, and the most well-known aerospace companies. ...

S S P i s n ow p ro u dl y sponsored by SSP2015 REGISTRATION FOR M August 7 ­16th. ... SSP 2015 is located at Peppermint Park Camping Resort, Plainfield, Massachusetts to provide you with top-notch facilities, camping grounds and on-site food service, as well as fantastic amenities such as FREE WI-FI, beautiful in-ground swimming pool, new kid's playground, and lodge with fireplace, all under the pristine dark skies of the Berkshire Mtns! ... 45) > The Famous SSP Chicken StarBQ, Sunday August 9th. ...

... Recent Topics . ... MAO main . ... Call for applications to the PhD program of the API/GRAPPA, Amsterdam . ... Тема: Call for applications to the PhD program of the API/GRAPPA, Amsterdam . ... We are now advertising the Call for Applications to the PhD Program of the Anton Pannekoek Institute for Astronomy (API) and the Gravitation and Astroparticle Physics Amsterdam (GRAPPA) Centre, at the University of Amsterdam. ... Applications need to be submitted on or before December 11th, 2014. ... MAO NASU ...

АНОНС НАУЧНЫХ КОНФЕРЕНЦИЙ 1998-99 гг. ... An AAS Electronic Announcement Dear Colleague: NASA has approved development of a Wide Field Camera 3 (WFC3) for installation in the HST on the 2002 Servicing Mission. A Scientific Oversight Committee (SOC) is being established to ensure that the broad interests of the scientific community are represented in the development of WFC3. The primary task of the SOC will be to advise the HST Project and STScI in all areas of scientific performance of WFC3. ...

... A rough estimation is that in the United States there is one planetarium per 100,000 population, ranging in size from the Hayden Planetarium's 20-meter dome seating 430 people, to three-meter inflatable portable domes where children sit on the floor. ... Together dblo associates make a huge impact in the architecture, interior design and development arena in London. ... With the holidays around the corner what better way to spoil your family than with your very own private home cinema. ...

... 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 . ...

AAL Guestbook . Please Sign Our Guestbook . ... Previous Page | ... Signed on Thursday, March 17, 2005 at 15:11:05 CET . ... There's a great new astrobiology blog, run by newspaper editor Rob Bignell, at http://alienlifeblog.blogspot.com/. ... Signed on Saturday, December 25, 2004 at 02:46:35 CET . ... auch auf diesen Seiten . ... You have great designs on your site! ... Signed on Wednesday, December 22, 2004 at 17:38:52 CET . ... Signed on Thursday, October 28, 2004 at 19:39:53 CET . ...

... Chilingarian, I., Melchior, A.-L., Zolotukhin, I. 2010: Analytical approximations of K -corrections in optical and near-infrared bands , MNRAS, v. 405, p. 1409 (also arXiv:1002.2360) . ... Calculator . ... calculate spectral energy distributions , K-corrections calculator , UKIDSS YJHK , K-corrections of galaxies , spectral based k-corrections , SDSS filter set K-corrections , K correction code IDL , kcorrect IDL C , . ...

Nowadays at the Department the experimental and theoretical investigations, including astronomical and ionospheric observations, active experiments with space vehicles are taking place. ... Solar Corona physics and erruptive phenomenae. ... Stellar astronomy. ... The Department has organized and put into practice more then 50 expeditions for observation of Solar ecllipces, aurorae polaris, comets, meteor streams, controlled space experiments, and also for investigations of geophysical characteristics. ...

... StarCalc Home Page - Downloads . ... File . StarCalc (English version) . ... With minimal configuration, version 5.72 of StarCalc includes the next interfaces: "Horizon", "Horizontal coordinategrid", "Equatorial coordinate grid", "Constellation boundaries", "Constellation lines", "Constellation names", "Star proper names", "Bright Star Catalog", "Deep-sky objects", "Sun", "Moon" and "Planets and satellites" . Plugins for StarCalc . ... Interface to NGC 2000 (plugin + catalog file) . ...

Warning : date() [ function.date ]: It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected 'America/New_York' for 'EST/-5.0/no DST' instead in /home/photofo/public_html/space/wp-includes/functions.php on line 136 . ...

Kiselev A.A., Kiyaeva O.V., Izmailov I.S., Romanenko L.G., Shakht N.A., Kalinichenko O.A., Vasilkova O.O., Vasileva T.A., Poliakow E.V. (Pulkovo Observatory, Russia): Title: Results of reduction of photographic plates taken with 26-inch refractor in Pulkovo observatory Abstract: We present the results of narrow-field reduction for about 8000 photographic glass plates taken with the Pulkovo 26-inch refractor in the period from 1958 to 2007 years. ...

... VaST is a software tool for finding variable objects on a series of astronomical images. ... VaST performs object detection and aperture photometry using SExtractor on each image, cross-matches lists of detected stars, performs magnitude calibration with respect to the first (reference) image and constructs a lightcurve for each object. ... VaST FITS image viewer ./pgfv . ... Part I" PZP, vol. ... K. V. Sokolovsky, S. A. Korotkiy; "New Variable Stars Discovered by the NMW Survey" PZP, vol. ...