Astronomy Picture of the Day . Fractal Interstellar Dust Up Close . ... But nobody really knows what a typical interstellar dust grain looks like. ... The above picture shows the result of a fractal adhesion model for dust grains involving random conglomerates of spherical compounds of different properties, here artificially highlighted by different colors. ... NASA Official: Jay Norris. ... Publications with keywords: dust - interstellar medium . ... The Trifid Nebula in Stars and Dust . ...

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . Asteroid 2010 SO16 and the Earth follow similar orbits around . the Sun. ... out a horseshoe shape in space, taking 175 years to go from . ... Asteroid 2010 SO16 takes 175 years to make the trip from one end of the horseshoe to the other. ... Currently, three other horseshoe companions of the Earth are known to exist but, unlike 2010 SO16, these linger for a few thousand years at most before moving on to different orbits. ...

Scale-heights of the Galactic disk subsytems with different ages and metallicities . V.Marsakov & Yu. ... It is based on the fact, that all stars cross the disk plane several times during their Galactic orbital period. ... We have used our representative sample of nearby disk F2-G2 stars Marsakov & Shevelev (1995) in which fundamental stellar parameters was determined on the basis of published date on uvby-photometry, proper motion and radial velocities. ... Marsakov V.A., Shevelev Yu.G. Bull. ...

... Armagh Planetarium . ... Universe . ... Posted on April 2, 2014 | ... Continue Reading.. ... No Comments Astronomy is a science that knows no borders. ... 1 Comment Comets are frozen lumps of ice (often called volatiles) and rock that come from distant parts of our Solar System. ... Newer Entries . Hello, IтАЩm Colin, welcoming you to Astronotes, the PlanetariumтАЩs official blog. Here you will find the latest news and views from the fascinating worlds of astronomy and space exploration. ...

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. March 15, 1998 . Unusual M82: The Cigar Galaxy . ... M82 is a nearby galaxy in the group of galaxies dominated by itself, M81 , and NGC 3077 . ... M82 is a starburst galaxy with a very active center containing star clusters far brighter than any in our own Milky Way Galaxy . ... About APOD > . ... NASA Technical Rep.: ...

... Circumstellar disc of beta Pictoris: constraints on grain properties from polarization. To appear in the Astronomy & Astrophysics . abs , src , ps ] . ... Dust influx to Titan from Hyperion . ... abs ] . ... Characteristics of bulges and disks in interacting galaxies . ... Dust grains around Herbig Ae/Be stars: porous, cometary-like grains? ... To appear in the Astronomy & Astrophysics Supplement . ... Finally, Links may lead you to more options (e.g. via the LANL preprint system). ...

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... Home Observing Solar Bridge Across New York Harbor . ... Clear Sky Chart . This Month's Sky . ... Beyond New York City . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... Amateur Astronomers Medal . ... Get on board with the Amateurs Astronomers Association, Sunday, September 20th, 2015 . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

There is a full list of publications by members of SSSG . ... Seismic calibration of the solar envelope model" . ... Ayukov, S.V., Baturin, V.A., Mironova, I.V.[ RFBR ] . ... Postscript (110KB) ] . Ayukov, S.V., Baturin, V.A.[ RFBR ] . ... Baturin, V.A., Ayukov, S.V., [ RFBR ] . ... Testing models of solar convection zone by helioseismic methods ", . ... Baturin, V.A., Ayukov, S.V., . Parameters of solar convection zone in evolutionary and seismic models" , . ... Ayukov, S.V., Baturin, V.A., . ...

... We have developed an integrated system that performs astronomical observations in Near Infrared bands operating two-dimensional instruments at the Italian National Infrared Facility's ARNICA and LONGSP . ... The user interface is organized as widget-based X11 client. ... 1993; Di Giacomo et al. 1993). ... Moreover, if the interprocess communication interface includes support for networking, the software immediately becomes network distributed software. ... DESQview/X User Guide 1993, Quarterdeck . ...

... I. D. Karachentsev, E. I. Kaisina, and D. I. Makarov, Suites of dwarfs around nearby giant galaxies, AJ, 2014, 147, 13 (2014AJ.. ... Table 1. ... I. D. Karachentsev and E. I. Kaisina, Star formation properties in the Local Volume galaxies via H and FUV fluxes, AJ, 2013, 146, 46 (2013AJ.. ... Figure 1. ... List of the nearby galaxies with measured SFR . I. D. Karachentsev, D. I. Makarov, and E. I. Kaisina, Updated Nearby Galaxy Catalog, AJ, 2013, 145, 101 (2013AJ.. ... Catalog of Nearby Galaxies . ...

Weaving together Astronomy+Statistics+Computer Science+Engineering+Intrumentation, far beyond the growing borders . ... Archives . ... On the other hand, there is none in astronomy although astronomers have a long history of comprising a huge volume of catalogs and data archives. ... Nevertheless, I?ve noticed a few astronomers rigorously apply principle component analysis (PCA) in order to reduce the dimensionality of a data set. ... Chandra Blog . ... The e-Astronomer . ... SAMSI AstroStat Prog. ...

GCVS Research Group: . Recent publications . Kazarovets E.V., Samus N.N., Durlevich O.V., Kireeva N.N., Pastukhova E.N., The 81st Name-List of Variable Stars. ... Kazarovets E.V., Samus N.N., Durlevich O.V., Kireeva N.N., Pastukhova E.N., The 80th Name-List of Variable Stars. ... Samus N.N., Kazarovets E.V., Kireeva N.N., Pastukhova E.N., Durlevich O.V. General Catalogue of Variable Stars: Current status and new Name-lists Odessa Astronomical Publications, 2010, V. 23, p. 102-105. ...

When using a large number of Virtual Hosts, Apache may run out of available file descriptors (sometimes called file handles if each Virtual Host specifies different log files. ... Unix operating systems limit the number of file descriptors that may be used by a process; the limit is typically 64, and may usually be increased up to a large hard-limit. ... If you system falls into 1 or 2 (above), then increase the file descriptor limit before starting Apache, using a script like #!/bin/sh . ...

Databases (NSDC) of the Natural Planetary Satellites. ... NSDC: Database of astrometric observations of Natural Planetary Satellites . ... They are thoroughly looking for observations in different sources, creating their owndatabases which are then mostly inaccessible to other researchers. ... In the file "content" with explications, the reference is given to the data source as well as the bibliographic reference. ... Data sources. ... Why a specific bibliographic database for Natural satellites? ...

... Graduated from Moscow State University in 1970 and till now in permanent staff of the Sternberg Astronomical Institute, Moscow State University. ... Member, Euro-Asian Astronomical Society . ... Jointly with Dr. V.Konnikova, I teach a course in Radio Astronomy at the Astronomy Division , Physics Department of Moscow State University . ... Astronomical Meetings . ... Net Search: MetaCrawler . ... Moscow State University . ... Rudnitskij, Georgij M. Page last updated November 25, 2015. th . ...

... Time calculated from Fermi GBM Trigger Time = 14:12:08.67 ( Connaughton, GCN 9230 ). 1% coincident with our start zero image time. 3x3 degrees around Swift XRT position . ... SUBJECT: GRB 090424 : MASTER-Net prompt optical limit DATE: 09/04/25 20:29:42 GMT FROM: Vladimir Lipunov at Moscow State U/Krylov Obs E. Gorbovskoy, V. Lipunov, V.Kornilov, A.Belinski ... Our observations results: ---------------------------------------------------------------------- Fermi GRB Trigg.* ...

... List of Russian INTEGRAL publications ( in Russian ) . ... INTEGRAL (in Russian) RSDC ISGRI Catalog . ... LANL / ARXIV / ITEPh astrophysics preprints . ... HEA : IKI High Energy Astrophysics Department . CfA : CfA High Energy Astrophysics Division . ... 2000 Mar 29-Apr 8 (Les Diablerets): Observing with INTEGRAL .. ... 2000 May 29-June 3 (Moscow): JENAM-2000 (Mar 15) . ... 2000 Sep 4-8 (Alicante): 4th INTEGRAL Workshop (Mar 15) . ... E-mail: sergei@hea.iki.rssi.ru . ...

The Astrophysical Research Consortium Small Aperture Telescope (ARCSAT) is a 0.5-m (or 20") Classical Cassegrain telescope, formerly known as the SDSS Photometric Telescope (PT). ... Chief Telescope Engineer : Bill Ketzeback (bketzeba/apo.nmsu.edu) . Remote Operations Upgrade Project Manager : Joe Huehnerhoff (jwhueh/apo.nmsu.edu) . ... SurveyCam PI : Dmitry Bizyaev (dmbiz/apo.nmsu.edu) . FlareCam PI : Joe Huehnerhoff ( jwhueh/apo.nmsu.edu ) . ...

... Description . Catalog . ... In the Catalog, we publish equatorial (ЮБ 2000 , ЮД 2000 ) and galactic (l,b) coordinates of cluster centers derived as the position of overdensity in 2MASS catalog (Koposov et al. ... Distances, color-excesses and ages are the mean-square values calculated using all available evaluations from different color-magnitude diagrams. ... There are individual pages for every cluster where all available plots and parameters are published. ... 2002). ...