... Regional planning meeting for the Balkan and Black Sea | ... Proposals for a web site of the Regional Network - Information on regional and global activities - Proceedings of this Meeting - Space Weather Alerts for the public - Form for submitting research and observational proposals - Database of scientific data publicly available - Greece provides solar telescope data - Romania provides data on active regions studied with helioseismis holography - Armenia provides access to...

. Home . Structure of Data . Description . Catalog . Publications . VO . ЮБ 2000 . 23:56:37.5 . ЮД 2000 . +61:24:02 . l . 116.420 . b . -0.776 . diameter . 4.0' . (m - M) 0 . 12.2 0.17 . distance . 2750 220 pc . E(B - V) . 0.49 0.02 . log(t) . 8.2 0.05 . SAO 1-m, BVRI observations (777 measurements) VOTable . 2MASS data VOTable . IPHAS IDR data VOTable . Developed by the Team . Send us your questions or feedback

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. ...

Электронная библиотека астронома-любителя. ... Ru.Space.News: . Апрель 1998 . ... FOR RELEASE: 9:00 a.m. (EDT) April 9, 1998 CONTACT: Ray Villard Space Telescope Science Institute, Baltimore, MD (Phone: 410-338-4514) PRESS RELEASE NO.: ... Дата: 13 апреля 1998 (1998-04-13) От: Alexander Bondugin Тема: Full Data Sets From Galileo's First Six Orbits Now Available Привет всем! ... Дата: 13 апреля 1998 (1998-04-13) От: Alexander Bondugin Тема: Sky Telescope News Bulletin - April 10, 1998 Привет всем! ...

... LINKS . ... SPECIAL TOPIC . CONTACT . ... ARTICLE: Venus Transit 2004 . ... AAL's Transit Observation Results . ... Divx video from the AAL observation site. ... a) Visual observation : Only with special eclipse shades ( do not use those ones you still have from the 1999's solar eclipse because it does no more protect you properly ) . ... 1. contact ( transit begins ) : 07:19 53 s with a solar altitude of 15.5 degrees . ... Venus Transit Links: . ... Venus Transit 2004: A Tremendous Success . ...

Journal of Atmospheric and Solar-Terrestrial Physics Manuscript Draft Manuscript Number: ATP1021 Title: comment on the paper by Dalin , Pertsev and Romejko Significance of lunar impact on noctilucent clouds ( revised version) Article Type: Research Paper Section/Category: Keywords: Noctilucent clouds moon influence mesosphere Manuscript Region of Origin: Abstract: a critical review of the paper by Dalin , ... Reference: Dalin, P.A., N.N. Pertsev, V.A. Romejko. ...

... Observing . ... Solar Observing . ... April 3 (SUN) - Solar Observing, Central Park , Manhattan . ... APRIL'S SKY . ... Lecture Series at the American Museum of Natural History The Amateur Astronomers Association is proud to present an astronomy lecture series from October through May each year for our members and the .. ... The€аAmateur Astronomers Association of New York€аwas organized in 1927 to promote the study of Astronomy, emphasizing its cultural and inspirational value. ...

... Any of you who are new to the AAAP should take time to chat with one of the officers or other members of the club to find out more about our remote observatory up in the Jenny Jump State Park near Hope, New Jersey. ... What a night at Jenny. ... If you want to catch a few more glimpses there is a nice set of images on the Sky and Telescope web site under Aurora Delights. ... Another service is provided by Sky and Telescope at http://skyandtelescope.com/observing/ proamcollab/astroalert/default.asp. ...

... COMPUTER SIMULATION OF RADIOWAVE MULTIPLE SCATTERING EFFECTS IN IONOSPHERE USING MONTE-CARLO METHOD . ... Distribution of reflected radiation on the ground is computed. ... Such influence can be remarkable if the scattering is multiple, i.e. the optical thickness for the scattering process is considerably greater than a unit. ... Radiation energy transfer in the slab is modeled by distribution of some particles carring small portions of radiation energy. ... The isotropic plasma approximation is...

... Academics . ... University Psychological Counseling . ... Center for International Education . ... About the Department . ... The Central Scientific Library was founded in 1804 on the initiative of the prominent educator, public figure and scholar V. N. Karazin. ... The Central Library is a methodological center zonal libraries state-owned universities III-IV accreditation levels Kharkov area (36 libraries of Kharkiv, Poltava and Sumy regions). ... Head of the Central Scientific Library Branch . ...

... This sp ectral distribution is defined b oth by the energy distribution in the target star's sp ectrum and by the sp ectral resp onse of the detector, i.e. by the central wavelength 0 and the effective sp ectral bandwidth . ... On the right: The collection of the MASS sp ectral resp onse curves. ... Table 1: Integral characteristics of the resp onse curves of the MASS devices. 0 -- central wavelength, ef f -- effective wavelength for A0 V stars, -- effective bandwidth (integral under the curve). ...