Measurement of Sky Brightness at the Iranian National Observatory Davoud Afshari1 and Sadollah Nasiri1,2 1Physics Department, Zanjan University, Zanjan 45195-313, Iran; Institute for Advanced studies in Basic Science (IASBS), Zanjan 45195-1159, Iran; Measurement of light pollution 2 Introduction Among 34 candidate sites at the central part of the country, 5 sites namely Garkesh (in Kashan ), Kolahbarfi(in Kashan ), Deynava (in ... One of these is light pollution. ...

... Milky Way . Stars . ... On closer inspection there seems to be some striking resemblances between the fictional Galaxy of Star Wars to our very own home galaxy, the Milky Way so letтАЩs break the characteristics of them both down and compare the reality with the fantasy! ... Although Lucas may have taken inspiration from our own galaxy to add to the realism of the franchise with the Star Wars galaxy being the ripe old age of 13 billion years, just 0.2 billion years off our own Milky Way. ...

Lunar and Planetary Science XXXIV (2003) 1757.pdf PETROLOGY AND OXYGEN ISOTOPIC COMPOSITIONS OF ANOMALOUS ACHONDRITE NWA 011. ... In an attempt to resolve this issue, we have investigated mineral chemistry and oxygen isotopic compositions on portions of NWA 011. ... Figure 1. ... The results confirm the unusual oxygen isotope compositions of NWA 011 observed previously [2]. suggesting that post-crystallization processes did not significantly alter the original composition of NWA 011. ...

... Практическая астрономия ? Астрономия и компьютеры (Модераторы: Deimos , Ed_Vazhorov ) ? Атлас неба с названием звезд ? ... Сообщений: 654 . Рейтинг: +4/-1 . ... Никто не подскажет где-бы нахаляву скачать атлас звездного неба ? ... Записан . ... На мой взгляд наиболее полная таблица с русскими переводами названий звезд представлена на сайте Алексардра Леушканова http://mail.vcom.ru/~packet4506/t17.htm . ... Подробные таблицы с названиями звезд приведены для созвездий средних широт. ...

... Вернуться к предыдущей задаче . ... Задача ?13 . ОПРЕДЕЛЕНИЕ ФИЗИЧЕСКИХ ПАРАМЕТРОВ ГАЗА В ЯДРЕ . СЕЙФЕРТОВСКОЙ ГАЛАКТИКИ . ... Ядро характеризуется необычайно широкими эмиссионными линиями, свидетельствующими о движении газа со скоростями в тысячи км/с. В настоящей задаче исследуется спектрограмма ядра сейфертовской галактики, и по относительным интенсивностям спектральных линий определяются физические параметры излучающего газа. ... Определить параметры газа в ядре сейфертовской галактики. ...

... STYLE TYPE= text/css A.wr { color :#3399FF; font -size:10pt; font -weight:bold; font -family:Arial,Verdana,Geneva;text-decoration:none;} A.wr:hover { color :white;background- color :blue;} /STYLE DIV STYLE= width :100%;border:1px #3399FF solid align = left p align = left A CLASS =wr ... OPTION> <optgroup label="Разгон"> <OPTION VALUE="dispersal.htm">Разгон в домашних условиях</OPTION> </SELECT> Рядом разместим ссылку на главную страницу. ...

... 1988) MERCURY Dollfus & Auriere(1974) Veverka et al. ... Lunar Crater name Ptolemaeus Bullialdus Gassendi crater maturity Im Is/FeO 1.452 68 1.451 68 1.415 75 Mercurian wavelength dependence of Pmax and lunar data 1,6 1 1,4 3 1,2 1 5 0,8 0,6 0,4 0,2 0 2,2 2,4 2,6 2,8 3 3,2 log l, (nm) Fig. 3 log Pmax, (%) 2 4 6 Conclusions: Maturity of the soil on the Mercurian surface in scale of whole disk is similar to space weathering of the soil in large old craters on the lunar highland. ...

... Julian Date Flux Densities (mJy) Julian Date Flux Densities (mJy) 2440000:0 A1 A2 B C 2440000:0 A1 A2 B C 8930.9968 153.8 134.6 59.8 22.6 9021.6846 154.0 137.0 59.0 22.9 8939.7717 163.7 146.0 66.1 22.9 9024.6766 151.4 134.6 58.4 22.1 8940.8936 153.2 135.8 59.2 22.6 9030.5334 156.7 139.1 59.0 22.4 8944.7380 161.7 142.2 63.7 23.1 9032.6650 151.8 136.5 57.7 22.6 8951.8637 148.4 131.3 58.3 21.7 9036.7067 155.1 137.1 58.8 ...

Dynamics and Statistics M/M 10 4 statistics R = 0.9992 2 103 dynamics R = 0.9401 10 2 2 log(/o) -1.8 -1.7 -1.6 -1.5 -1.4 -1.3 -1.2 -1.1 -1 Comparison of results of mass estimation which is received by means of our method (dynamics) for 18 clusters of Milky Way with suspected BH with data in [2] (Safonova, Shastri, Aph. ... We considered the limits of central bodies masses for 4 clusters in our Galaxy (47 Tuc, Cen, NGC 6388, M15) and G1 Globular cluster in the Galaxy Andromeda. ...

... Average effective wavelengths and band widths for various sp ectra Lyrae spectrum f flat k е 1014 Hz 5386 ± 18 4.66 ± 0.04 5714 ± 12 4.1 6234.5 ± 0.5 1.03 5372 ± 18 4.69 ± 0.04 eff 2 Optical Filter ID 1 2 3 4 a Fo c -6 10 erg/cm2 s 12.55 ± 0.10 11.04 ± 0.01 2.77 ± 0.004 12.63 ± 0.10 fo d 6 10 photons/cm2 s 3.40 ± 0.02 3.18 ± 0.004 0.87 ± 0.002 3.42 ± 0.02 Power-law eff f 2 е 5746 ± 317 6197 ± 253 6305 ± 31 5736 ± 316 spectra pl k 1014 Hz 3.70 ± 0.26 3.14 ± 0.16 0.88 ± 0.01 3.70 ± 0.27 Table 1. ...

... The spectrum of the brightest star, our Sun, shows several dark gaps perpendicular to the flow of it’s colours (figure 1). These so called spectral absorption lines where discovered in 1802 by the English scientist William Wollaston. ... Some stars as Pollux show a spectrum similar to that of our sun with strong Ca II and Fe II lines, others as Sirius or Vega show strong absorption lines of hydrogen, others, as Mira show very complicated spectra due to molecular absorption lines (see figure 5). ...

About V I spectral lines with overlay of Zeeman and hyperfine structure splitting in spectra of sunspot umbra S.G. Mozharovsky Ussuriysk Astrophysical Observatory of FEB RAS, Ussuriysk, Russia sw@newmail.ru Abstract. ... Overlay of components of the different types can allow obtain the parameters of the magnetic field by the ratio of the component intensities. ... The structure of Zeeman splitting which follows from the parameters of the line atomic levels can be seen in Figure 1. [pic] Figure 1. ...

... 2000 2001 2002 2003 2004 2005 . ... Jun 02 2000 . ... Jul 16 2000 . ... Aug 02 2000 . ... Sep 04 2000 . ... Jan 09 2001 . ... Mar 10 2001 . ... May 12 2001 . ... Jun 05 2001 . ... Aug 04 2001 . ... Sep 05 2001 . ... Oct 21 2001 . ... Nov 05 2001 . ... Mar 01 2002 . ... Jun 01 2002 . ... Jul 07 2002 . ... Aug 01 2002 . ... Sep 04 2002 . ... Mar 09 2003 . ... Jun 1 2003 . ... Jul 18 2003 . ... Aug 17 2003 . ... Sep 24 2003 . ... Mar 17 2004 . ... Jun 30 2004 . ... Jul 18 2004 . ... Aug 01 2004 . ...

Images of Supernova 1998bu in M96 . ... It took less than 24 hours for me to accumulate enough images of SN 1998bu in M96 to run out of space on the main page. ... Optical Light Curve of the Type Ia Supernova 1998bu in M96 and the Supernova Calibration of the Hubble Constant by Nicholas B. Suntzeff et.el. SAOTNG images . ... AUDE SN 1998bu light curves in French [ Translate ] . ... The light curve is an assemblage of submissions of the event's rise and decay in the R, V, and Visual band. ...

... 000, 1­12 (2009) Printed 11 February 2010 A (MN L TEX style file v2.2) Analytical approximations of K -corrections in optical and near-infrared bands I1gor V. Chilingarian1 2 ,2,3 , Anne-Laure Melchior 1,4 and Ivan Yu. ... Received 2010 February 01; in original form 2009 August 14 ABSTRACT To compare photometric properties of galaxies at different redshifts, the fluxes need to be corrected for the changes of effective rest-frame wavelengths of filter bandpasses, called K -corrections. ... Table 1. ...

Pendant que les conventions de ce duel Р?taient discutР?es entre le prР?sident et le capitaine, duel terrible et sauvage, dans lequel chaque adversaire devient chasseur d'homme, Michel Ardan se reposait des fatigues du triomphe. Se reposer n'est Р?videmment pas une expression juste, car les lits amР?ricains peuvent rivaliser pour la duretР? avec des tables de marbre ou de granit. ... Et maintenant que l'affaire est arrangР?e, mes amis, permettez-moi de vous traiter Рњ la franРћaise. ...

... for Cosmic Ray Observation is situated in Irkutsk (Russia). ... Real-time (preliminary) cosmic ray data in Irkutsk . ... Online Cosmic Ray and Atmospheric Pressure Data Base . ... Real-time data Uncorrected for pressure (Resolution 1 hour - 1 year) -- since 05.2001 . Real-time data Corrected for pressure (Resolution 1 min - 1 year) --- since 09.2001 . Resolution 1 hour - 1 year) --- since 06.2001 . Final data Corrected for pressure (Resolution 1 hour - 1 year) --- From 01.1975 To 07.2004 . ...

... Home Articles Optical Surface Cleaning Procedure . ... Clear Sky Chart . This Month's Sky . ... Beyond New York City . ... Optical Surface Cleaning Procedure . Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . Observing Resources for Amateur Astronomers - Part 2: Intermediate 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 . ...

... S.P. KOROLEV ROCKET AND SPACE CORPORATION ENERGIA . ... Soyuz TMA-08M docked with the ISS 6 hours after the launch! ... The State Commission held its meeting at Baikonur launch site where the primary and backup crews for Soyuz TMA-08M were approved and the readiness of the space launcher system was confirmed. ... A decision on rollout of the launch vehicle with the Soyuz TMA-08M transport manned spacecraft to the launch facility and its preparation for launch planned for March 29, 2013 was adopted. ...

Школа разработки аппаратуры цифровой обработки сигналов на ПЛИС . ... Для определения тактирующего сигнала регистра нужно использовать описание в следующем формате: <имя выходного вывода>.clk для входа тактирующего сигнала регистра в логической секции. ... Цифровые автоматы в языке AHDL можно также экспортировать и импортировать, совершая обмен между файлами типа TDF и (GDF-файл) или *.WDF; при этом входной или выходной сигнал задается как порт цифрового автомата в секции SUBDESIGN. ... clk : INPUT; . ...