... Up: Algorithms . ... The imaging problem can be described as an optimizing problem in mathematics. ... Computer simulations of rotating modulation collimator imaging show that the quality of images from this method is better than that from the traditional cross-correlation method. ... The imaging problem is: . ... The results show that this algorithm can be used in the imaging problem and usually results in a better image than that obtained from a traditional method such as cross-correlation. ...

... Fields Observed . ... Data Archive . ... Complete Optical and X-ray data for all ChaMPlane fields are available through the DS9 VO interface . ... functionality of DS9 is available to manipulate the results in addition to those provided by the "Champlane tools" You can select images, compare . ... our region of interest has been selected by drawing a red square region on the image. at bottom left the high res optical image of that selected region, and on the right is the X-ray image. ...

You must have a Java-enabled browser to run ImageJ. For Firefox, use these settings to allow Java: . ... Enable Java . If you accept the certificate you will be able to view images that are stored on your computer. Otherwise, you may view only images that are provided by this server. ... If you are unsure, tryout the browser test at SUN's Java website: . Java Browser Test and follow the instructions. ... kielkopf at louisville dot edu . ...

... Main page . ... Filters . ... Direct images . ... Back to SAO web page . Last update: 21 Nov 2015 . This page is designed by A.V. Moiseev . ... The SCORPIO-2 project: . ... The direct images are obrained in the 6.1х6.1 arcmin field-of-view with any available filters ...

... Tonight's Sky . ... The Magazine . ... Observing . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Imaging Basics . Reader Photo Gallery . ... Cassini image gallery . ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...

... Astro Images . ... 3 Columns | ... Comet Swan . ... Comet Hale-Bopp over Egypt . ... Digital California Nebula . ... Digital North American Nebula . ... Digital Trifid Nebula . ... Digital Swan Nebula . ... Digital Rosette Nebula . ... Digital Andromeda Galaxy . ... Red Aurora . ... Orion with Aurora . ... M101 Spiral Galaxy . ... Comet Hale-Bopp . ... Whirlpool Galaxy . ... Horsehead Nebula (close up) . ... North American Nebula . ... Lagoon and Trifid Nebula . ... www.astronomy.net . ...

The upper image above shows a 3 color image of the sky with RED=3.5 microns, GREEN=2.2 microns and BLUE=1.25 microns. ... The lowest level is 3.95 kJy/sr at 3.5 microns, 6.67 kJy/sr at 2.2 microns, and 7.08 kJy/sr at 1.25 microns for the upper and middle images, but 0.395 kJy/sr for the lower image. ... The lowest level is 223.2 kJy/sr at 240 microns, 555.3 kJy/sr at 100 microns, and 508.2 kJy/sr at 60 microns for the upper and middle images, but 30.7 kJy/sr for the lower image. ...

... Home Gallery Astrophotography Deep Sky Images by Joe DiNapoli . ... Deep Sky Images by Joe DiNapoli . ... Deep Sky Gallery by Ed Fox . ... Beyond New York City . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . Observing Resources for Amateur Astronomers - Part 2: Intermediate Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

... Pre-university education . ... SSAU History . ... On June 10 Kirill Larin, professor of University of Houston, Director of the Laboratory of Biomedical Optics conducted a lecture in the scientific block of SSAU. ... Kirill Larin told about the fundamentals of interaction of light with biological objects. He emphasized the optical imaging techniques and diagnostics of biological tissues in his presentation. ... Tags: kirill larin university of houston ssau biology optics research . ...

XMM-Newton Science Analysis System . omdetect (omdetect-5.14.2) [?? Meta Index / Home Page The background image produced by omdetect is first constructed by using a median-smoothing algorithm that filters out bright pixels. When the sources have been found, the image is refined by masking-out source regions and interpolating across them. ... Background algorithm . XMM-Newton SOC/SSC -- 2008-10-22 ...

... Armagh Observatory astronomers report the publication of the first stunning celestial images obtained with the 11-metre multi-national Southern African Large Telescope (SALT) . ... Exactly five years after groundbreaking, the SALT project has released its first colour images, marking the achievement of 'first light' and the successful debut of full operation for SALTICAM, a $600,000 digital camera designed and built for SALT at the South African Astronomical Observatory (SAAO) . ...

. Album : Фотоальбом Сергея Аюкова :: Travels to distant places and countries :: 1997/08 Japan (Kyoto, Nara) :: 17/08 Kyoto streets. Maruyama park . Up . << Prev . Walking OS/2 advertisement ;-) On the bridge across the Kamogawa river. Next >> . Album created by photo album generator a script written by David Ljung on Wed Jun 5 20:38:34 2013 .

Фотографии . ... Home Images . ... Жизнь ЛНЭП в фотографиях очевидцев . ... Early in 80s . Основатель ЛНЭП проф. Владислав Борисович Тимофеев . The founder of LNEP Prof. Vladislav B. Timofeev . ... Корпус магнитных полей (КМП) в юности. ... Magnetic Field Building (MFB) in its early times. ... Проф. Игорь Владимирович Кукушкин в 116 КМП . Prof. Igor V. Kukushkin in 116 MFB . ... Сердце лаборатории - 116 КМП . ... Пикосекундный импульсный лазер Spectra Physics в 112 КМП . ...

... These images were provided to Winer Observatory by Mike Shade of Sonoita Hills Observatory as an example of the outstanding work done by local Sonoita amateur astronomers. ... All images on this page were taken with a 6-inch Astro-Physics aprochromatic refractor at Sonoita Hills Observatory using an SBIG ST-7 camera. ... Object: Galaxy Messier 100 . ... Date: March 2001 . ... All images on this page were taken with an f/5 Newtonian reflector at Sonoita Hills Observatory using an SBIG ST-7 camera. ...

101206 : M57 - Ring Nebula; Jack Dembicky, Apache Point observer . 101206 : M27 - Dumbbell Nebula; Jack Dembicky, Apache Point observer . 101206 : M1 - Crab Nebula; Jack Dembicky, Apache Point observer . 101206 : NGC 300 - B22 - Horsehead Nebula, Jack Dembicky, Apache Point observer . ... 090106 : Eskimo Nebula (planetary); John Barentine, Apache Point observer . ... 110398 : "Einstein Cross" Gravitational Lens System 2237+0305; Princeton University and Apache Point observers . ...

... Several HST instruments both current and decommisioned have provided imaging linear polarimetry capabilities. ... The STECF IRAF layered package impol provides five tasks specifically aimed at reduction of HST imaging polarimetry data. ... Reduction of HST polarimetry data and simulation of raw polarimetry images, together with polarization vector plotting, are covered. ... For reduction of data from imaging linear polarization instruments other than from HST, the instrument name is `SPECIAL'. ...

... Auroral Currents . ... 25c. Space tether . ... Aurora from Space . ... But the best view is still from space. ... The Canadian scientific satellite Isis-2 (1971) carried an auroral imaging camera and discovered the diffuse aurora, a broad ribbon around the auroral oval, too spread-out to be noticed from the ground. ... Currently, NASA's Polar (1996) collects images of the polar aurora using three cameras--in visible light (sometimes as frequently as 12 seconds apart), in ultra-violet and in x-rays. ...

RTT150 . ... Image was taken in February 2002. CCD ST8 +A07 and RGB filters with 5 minute exposure in each filter. Total exposure is 30 minutes. ... RTT150, F/16, CCD ST-8E, filters R (exposure 0.11 s), G (0.18 s) and B (0.26 s). ... RTT150, F/16, CCD ST-8E, exposure 0.11 s. Orion trapezium. RTT150, F/7.7, CCD ST-8E, filter U, exposure 0.3 s. Atmosphere stability is better than 1".1. ... RTT150, F/7.7, CCD ST-8E, filters R, V, B, exposure 30 s in each filter. ...

... Sun images . ... January : 2012 . ... Image of Sun's chromosphere obtained 13.01.2012 at 11:47 UT in Kanzelhoehe Solar Observatory (Austria) . ... Image of Sun's photosphere obtained 13.01.2012 at 23:52 UT with HMI instrument on board SDO spacecraft . ... Image of Sun's magnetic field obtained 13.01.2012 at 23:52 UT with HMI instrument on board SDO spacecraft . ... Image of Sun's transition region obtained 13.01.2012 at 06:18 UT with AIA instrument on board SDO spacecraft . Image of Sun's corona . ...

Dr. Phil Plait , aka "The Bad Astronomer" . ... Images . ... Bad Astronomy site . The following are high-resolution images suitable for promos, newspapers, brochures, and the like. Clicking on the thumbnail image will bring up the high resolution image. High resolution (1.3 Mb) . Medium resolution (550 kb) . ... Dr. Plait giving a TV interview at NASA's Goddard Space Flight Center about the transit of Venus in 2004. ... Dr. Plait posing with a model of the Apollo 11 landing site. ...