... warped galaxy discs in large HI surveys: 3D tilted ring fitting of HI emission cubes ... NGC922 - A new drop-through ring galaxy . ... with no optical counterparts as high-density regions of intragroup HI rings and arcs ...
... the thin, bright annulus in the CCD ``ring spectrum'', which appears as a prominent ... is the broader feature inside the geocoronal ring, appearing in this case to consist ...
... NEBULA A. Melatos and D. Scheltus School of Physics, University of Melbourne ... Nebula Background It is difficult to characterize and hence subtract the background ... nebula subtraction and normalization--not just the absolute brightness, but also ...
[
Текст
]
Ссылки http://www.atnf.csiro.au/people/Matthew.Whiting/papers/crab_AO.pdf -- 316.0 Кб -- 23.03.2006 Похожие документы
... Perot are imaged on the detector, a `ring spectrum' is formed in an azimuthally ... which are typically within ±5070 km s-1 of the local standard of rest (LSR ... and a high-speed camera A) lens, which images the `ring spectrum' onto the CCD chip ...
... Thu Hoang Ngoc (UNSW, xxx) . "Where is the Eye of the Tornado Nebula?" ... Now ATNF) . "An investigation of the Carina Nebula" . Mary Putman (ANU, xxx. ... Barrels, jets and smoke-rings: Understanding the bizarre shapes of radio supernova ...
... Nebula Eagle Nebula zoom CG4 Nebula NGC 3603 NGC 6188 Pismis 24 IRAS Orion-Eridanus ... nebula and young clusters Note the strange variable h Car A young cluster and HII ...
... that a typical supernova may outshine the rest its galaxy for several days or a few ... The ring of material in the image is about 1 light year across. ... The large image shows a ground-based image of the Southern Crab Nebula in Centaurus. ...