As a service to the astronomical community, we are recalibrating all archival Hubble Space Telescope Faint Object Spectrograph UV and optical spectrophotometry of active galaxies and quasars in order to extract uniformly calibrated spectrophotometric data for further detailed scientific investigations. ... NGC 4151 CLOUD F . NGC 5548 . ... NGC 4395 . ... NGC 4486 . ... NGC 4486 JET KNOT-A . ... NGC 4486 CLOUD-A . ... NGC 3031 . ... NGC 1068 . ... NGC 1068 CLOUD A . ... 1413+117A . ... NGC 4151 . ...

... Observing . ... Observing springtime deep-sky objects with a large telescope . Springtime observing for small telescopes . ... Astronomy magazine Editor David J. Eicher shares 10 of his favorite springtime deep-sky objects, including the NGC 3190 galaxy group, 3C 273, and NGC 3242. ... In this video, Astronomy magazine Editor David J. Eicher discusses deep-sky objects in the spring sky you can see with a 12-inch or larger telescope. ... Get instant access to subscriber content on Astronomy.com! ...

. SOME OF WELL-KNOWN DEEP SKY OBJECTS: . All images taken with 150/695mm homemade Newton reflector + SBIG ST6 CCD camera (falsecolors) . The treasures of Orion - some special images . Some galaxies on the Lion's mane . Messier 98, 99, 100 - three fine galaxies in Coma . NGC 6946 and NGC 6939 - nice galaxy and fine star cluster in one field of view. HOME (Eng) | HOME (Rus)

Next: Critical Frequencies and Gravitational Previous: Extragalactic Gravitational Wave Background . The number of binaries per frequency decade per solid angle from a separate stellar system (galaxy or cluster of galaxies) is . ... For example, for the Andromeda galaxy M31 ( rad, ) one gets . ... If the angular size of the galaxy is less than the angular resolution of the detector, the critical frequency is independent of the angular resolution, . ...

... For the past years I have been working on the problem of synthesis of light curves of close binary systems, consisting of a normal star and a compact object (point object with fixed X-ray luminosity). ... Possible existence of a bright spot on the disk's lateral surface is taken into account. ... The last of then will be published in Gordon and Breach Publishers ( Cherepashchuk A.M., Katysheva N.A., Khruzina T.S., Shugarov S.Yu. ... Cherepashchuk A.M., Katysheva N.A., Khruzina T.S., Shugarov S.Yu. ...

... Among their major tools of exploration are the images and data in large surveys taken using the Hubble Space Telescope. ... A Collection of Resources to Get Behind the Headlines . ... This episode of Astronomy Behind the Headlines is indeed ripped from recent headlines, when astronomers used the newly refurbished Hubble Space Telescope to see deeper into space (and thus farther back in time) than had ever been possible. ... The James Webb Space Telescope page on finding the first stars and galaxies:...

... The night sky observatory supports the versatile ARC 3.5-m telescope which studies a variety of astronomical objects using synoptic programs requiring many short observations over long periods, as well as responding quickly to targets of opportunity; and, the Sloan Foundation 2.5-m telescope which continues its internationally-recognized survey programs by exploring dark energy, the dynamics and evolution of the Milky Way Galaxy, and the architecture of planetary systems. ...

... 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.[ ...

... Dept. for Physics of Stars&Galaxies . ... Using a database view Sloan Digital Sky Survey (SDSS), containing almost a million spectra created 15,000 sample galaxies with active star formation, which is used for various studies and physical state of evolution of galaxies. ... Star clusters of the Galaxy . The project MWSC (Milky Way Star Clusters) directory using 2MASS, which includes nearly 500 million vision to the limit Ks = 15.3, analyzed more than 4,000 cluster-like objects in the galaxy. ...

... О Далекой Галактике . ... Теперь в Далекой Галактике вы всегда можете увидеть свежие фотографии Солнца. ... Форум . Форум "Далекой Галактики" - прекрасное место для общения всех астрономов. ... Новости из космоса . ... Подписаться на новости Далекой Галактики Вы можете здесь: . ... Новости из Далекой Галактики - популярно об Астрономии . ... Если вы хотите выразить свое мнение о сайте "Далекая Галактика", или просто почитать мнения других посетителей - пожалуйста, заходите в Гостевую книгу . ...

Supernova discovery statistics for 1998 . ... Sorted by Name For the year 1998 , 165 supernovae and 0 extragalactic novae were reported. 159 of these supernovae were named by CBAT, 0 were given possible supernova designations, and 6 were not reported to CBAT. 42 supernovae were found in NGC/IC galaxies, 68 were found in named galaxies 24 objects were discovered by amateurs 3 were brighter than 13th Magnitude 21 were brighter than 16th Magnitude 59 were brighter than 18th Magnitude 77 ...

Return to Hidden Hollow 2008 Info . ... A few thousand stars resolved through a small telescope. ... Special thanks go out to Tammy Plotner and her Hidden Hollow associates from the Richland Astronomical Society who organized this event. ... It is nice to see that they are providing us with all of the essentials. ... Ron Ravneberg is an amateur astronomer, telescope builder and long-time member of the Columbus Astronomical Society. ... Phil Creed is an active participant in amateur astronomy. ...

... Meade Instruments Corporation . ... Autostar Computer Controllers . 497 Autostar . ... One of the most important advances in telescope control in the past 25 years, the Meade #497 Autostar Computer Controller turns the ETX into an automatic celestial object locating system. ... The #497 Autostar Computer Controller plugs into the control panel of ETX-90EC, ETX-105EC, and ETX-125EC telescopes and enables automatic location of more than 30,000 celestial objects. ... about meade | ... Meade 4M | ...

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... NASA's Spitzer Images Out-of-This-World Galaxy . ... Earth Seen By NASA's Moon Mapper On India's Chandrayaan-1 Spacecraft . A new image of Earth taken from 200 kilometers (124 miles) above the lunar surface was taken by the Moon Mineralogy Mapper, one of two NASA instruments onboard the Indian Space Research Organization's Chandrayaan-1 spacecraft. ... ESO has just released a stunning new image of a field of stars towards the constellation of Carina (the Keel). ...

... Probing the Universe with galaxy clusters: New windows from new technologies . Dr Mark Bautz . ... A key to this progress has been the study of these objects using telescopes operating at millimeter, visible, infrared and X-ray wavelengths. ... His current research interests concern new X-ray imaging detector and observational studies of clusters of galaxies. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

... The project assumes creation of an international space observatory - the interferometer "Earth - Space - Space" in order to perform of astronomical investigations in millimeter, submillimeter and infrared regions with extremely high sensitivity (to a few nanoJanskies units of flux density in continuum spectrum) and extremely high angular resolution (to a parts of microsecond of arc or, possibly, nanosecond). ... radio-interferometric channels of the system "Space - Space", region 0.2 - 3 mm; . ...

... The hard gamma radiation from AGN is produced most probably in the relativistic jets observed in the considerable part of these objects. In the center of AGN (and may be of all other galaxies) there is a supermassive black hole surrounded by the accretion disk, which is the source of the energy in these objects. ... The problem of particle acceleration in the AGN jets is very important: the time of the electron energy losses in the jets is usually much less than their life time. ... next page . ...

... S.P. KOROLEV ROCKET AND SPACE CORPORATION ENERGIA . ... OAO RSC "Energia" . ... Company's History . ... History . Brief History of Rocket and Space Technology . ... Flights Chronology . ... Project History . ISS Russian Segment . Steps of ISS Assembly . Spaceflights Chronology . Chronology of Extravehicular Activity . ISS 45/46 . ... Rocket Space Complexes . ... Launches Chronology . ... Automatic Space Systems . ... HISTORY . ... 2015 JSC "S.P. Korolev RSC "Energia" . ...

Общая Астрономическая Конференция > Практика > Астрономический наблюдательно-информационный портал > Хвостатые гостьи (все о кометах) > C/2014 A4 (SONEAR) _ CK14A040 _ S002239 object - 1-ая SONEAR (Southern Observatory for Near Earth Research) .. ... Просмотр полной версии : C/2014 A4 (SONEAR) _ CK14A040 _ S002239 object - 1-ая SONEAR (Southern Observatory for Near Earth Research) .. ... C/2014 A4 (Sonear) / CK14A040* (i=121.3њ, q=3.829 AU, TP=2015 Sept. ... C/2014 A4 (SONEAR) . ...