This is a color composite image made by Karen Gloria at Hopkins Observatory using a 6-inch refractor and a 512x512 element CCD detector. ... This is a planetary nebula (see also the Planetary Nebula page on this server). It is relatively small, measuring approximately 8x4 arcminutes. Overall, the surface brightness of the extended ionized gas emission is one of the highest for any PN and therefore this object is easily seen through even small telescopes (including most finders). ...

... Sternberg Astronomical Institute , Moscow University . ... Present edition unites two parts of Catalogue of interacting galaxies by B.A.Vorontsov-Velyaminov: the first part (Part 1) containing 355 systems was published in 1959 [1] and the second one (Part 2) with 497 objects - in 1976 [2].Thus two published parts of Catalogue include 852 interacting systems. ... All new of them (1162 by number) were taken from the comments to the galaxies in Morphological catalogue by Vorontsov-Velyaminov et al.[ ...

... Chilingarian, I., Melchior, A.-L., Zolotukhin, I. 2010: Analytical approximations of K -corrections in optical and near-infrared bands , accepted to MNRAS (arXiv:1002.2360) . ... K-Corrections in the optical and near-infrared , Analytical approximations of K-corrections in optical and near-infrared bands , photometric properties of galaxies , K-corrections approximation redshift and one observed colour , transform observed spectral energy distributions (SED) , software to estimate K-corrections , ...

... Satellite data ] . ... The SCANOR system provides receiving and processing of the Earth-surface pictures made in visible and infra-red bands and transferred by satellites of the NOAA polar orbiter series (in the HRPT mode). ... The SCANOR system includes the desktop receiving device connected to an IBM AT 386 type computer, and the parabolic antenna with the guiding mechanism. The SCANOR system possesses the state-of-art software providing registration and processing of the received data. ...

... Общероссийская неделя "Астрономия на тротуаре" - 15-17 апреля . ... Практическая астрономия ? Астрономия и компьютеры (Модераторы: Deimos , Ed_Vazhorov ) ? Вышел Xephem 3.7 . ... Вышел Xephem 3.7 http://www.clearskyinstitute.com/xephem/index.html . ... Changes from 3.6.4 to 3.7 . ... Записан . ... Ответ #1 : 31.08.2005 [12:27:08] ? ... make MOTIF=../../libXm/linux86 . ... In file included from aavso.c:12: ../../libXm/linux86/Xm/Xm.h:59:34: X11/extensions/Print.h: No such file or directory . ...

... Liyong Liu (NAOC) . Site testing on seeing conditions of the astronomical observatories over China are briefly reviewed, including Xionglong station of NAOC, Gaomeigu station of Yunnan Observatory, Delingha station of Purple Mountain Observatory. ... PDF [3.0€аMB] October 8, 09:55 10:20 . ... In this paper, we will review the site survey activities in the past years, and present the site-testing results on the Oma site, including cloud cover, seeing, water vapor, transparency and sky brightness. ...

GENERAL INFORMA T ION ABOUT How does my LOMO® Night Vision Device Work? ... LOMO® NIGHT VISION DEVICES & FAQs When using a Night Vision Device, you are actually looking at an image that is projected by the intensifier tube located inside the unit (Fig. ... Light enters the Night Vision Device through the objective lens and hits the photocathode in front of the intensifier tube. ... Infrared (IR) Illuminator Microchannel Plate (Gen.2 Only) When do I use my LOMO® Night Vision Device? ... Fig. ...

... 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 . ...

. The optical instrument making is a work area of Laboratory for atmosphere optics of MAO NAN of Ukraine. The developments of lab staff is simple optical devices for scientific, industrial application and unique developments of astronomical devices, including space experiments. You can see our developments in section design of optical systems and production of aspherical optics. Staff . Design of optical systems . Production of aspherical optics . Contact . to main of Laboratory .

... Space flight . Crew training . ... Baikonur . ... Space camp . Space Hotel . ... Familiarization with the Baikonur Cosmodrome launching and engineering facilities (helicopter panoramic flight is also available on special request and not included in the price) . ... Final Space Crew Medical Check and Space Suit donning . ... Witness a Space Vehicle Launch RESERVATION AND PAYMENT POLICY . ... Services / Baikonur: General description Technical description Shedule of launches Photo gallery Price . ...

... Ciel Espace, le magazine qui vous guide toujours plus loin . ... des actualit†йs . ... 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 La naissance dтАЩune †йtoile film†йe en direct . ... Mois par mois, le mouvement des nuages de gaz autour de l'†йtoile a †йt†й enregistr†й, puis compil†й et acc†йl†йr†й en une animation d'une minute ( cliquez ici pour voir le film ). ... Etat du ciel...