... Astrophysics Group . ... COAST . COAST Astronomical Results . Surface Imaging of Betelgeuse . ... Betelgeuse is a nearby red supergiant star, about 500 times larger than the Sun. ... Each image was taken through a different colour filter. From left to right, the images show how Betelgeuse appears in red (a wavelength of 700 nanometres), very near-infrared (905 nm), and near-infrared (1290 nm) light. To show this, we have coloured the images different shades of orange and red. 700 nm . ...

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... 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. ...

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Here are the images reconstructed using our Static EIT Reconstruction Server . You can add your images to the gallery. This is possible after data file uploading and image reconstruction. Object: thorax . Data type: POLAR, 16 electrodes . ... This is static EIT image of healthy male thorax. ... This is static EIT image of the left crus (lower part of the leg) obtained with dipole current injection and true dipole reconstruction algorithm (TRUEDIP keyword in the data file). ...

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Click here for a PDF version of Richard Berry's talk. Universe 2001: Results of Saturday Evening Imaging . ... Support data for calibrating the CCD consisted of eight bias frames and four 60-second dark frames. ... To rescue the images, we processed and registered the four 15-second integrations and the 60-second integration separately. ... The 60-second images were then registered to the composite of 15-second images to produce the image M11-COMBO.FTS. ...

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... Astronomy news . ... NASA's Spitzer Images Out-of-This-World Galaxy . ... It is spiral-shaped like our Milky Way, with long, spindly arms of stars. The "eye" at the center of the galaxy is actually a monstrous black hole surrounded by a ring of stars. In this color-coded infrared view from Spitzer, the area around the invisible black hole is blue and the ring of stars, white. ... The ring around the black hole is bursting with new star formation. ...

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... a spiral galaxy some million light years away, made by combining images . ... 1st February using the Armagh Robotic Telescope at the Armagh Observatory. ... Image credit: Simon Jeffery. Astronomers Simon Jeffery and Jack Wright have obtained their first images of deep-space objects using a new тАЬroboticтАЭ telescope at Armagh Observatory. ... Simon Jeffery, project scientist for the new telescope, said: "After two years of hard work, it is very satisfying to see the first images looking so good. ...

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... ATNF Home . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Parkes radio telescope . Australia Telescope Compact Array . ... Images . ... A single-dish radio telescope is not nearly as effective at detecting the fine detail in the objects it focuses on, and the radio image of an object from a single-dish radio telescope is very blurry. ... However, radio waves have wavelengths of roughly one tenth of a metre and so even large radio telescope dishes produce blurry images. ...

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05/10/2007 1:01 PM . ... Original: 1936x1296 (418k) . ... Thumbnail: 200x134 (68k) . Flash: Flash fired, auto mode, return light detected . Exposure time: 10/2000s . Focal length: 18.0mm . Aperture: f/8 . ... Original: 1936x1296 (314k) . ... Thumbnail: 200x134 (69k) . Flash: Flash did not fire . Exposure time: 10/1600s . ... Original: 1936x1296 (388k) . ... Flash: Flash did not fire, auto mode . ... Focal length: 7.9mm . ... Focal length: 13.7mm . ... Focal length: 6.3mm . ...

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. XMM-Newton Science Analysis System . omdetect (omdetect-5.14.2) [???] . Meta Index / Home Page / Miscellaneous Algorithms / Scattered-light algorithm Before the ``faint'' source detection is run the image is slightly smoothed using a low-pass derivative filter. The coefficients of the filter are- . XMM-Newton SOC/SSC -- 2008-10-22

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• Preparation of the grism image for spectra extraction
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... The wind baffle fits closely about the telescope. It is supported by the building and protects the telescope from the wind and stray light. With the wind baffle removed, the secondary truss and interior light baffles are visible. The interior light baffles consist of the secondary, conical and primary baffles (top to bottom). ... The conical baffle (center) blocks stray light paths that would otherwise have to be intercepted by the primary and secondary baffles. ...

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Stellarium 0.12.3 . ... Renderer . FileљStructure . ... core . ... StelGLUtilityFunctions.hpp . ... 42 љ inline GLint glAttributeType( const AttributeType type) . ... 46 љ case AttributeType_Vec2f: . ... 49 љ return GL_FLOAT; . ... 68 љ inline const char * glslAttributeName( const AttributeInterpretation interpretation) . ... 72 љ case AttributeInterpretation_Position: return "vertex" ; . ... 267 љ inline bool glTextureSizeWithinLimits( const QSize size, const TextureDataFormat format) . ...

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The Python programs offered here result from the development of methodology for processing image data with high precision, in a flexible command line system useful for astronomical and laboratory image processing. ... Alsvid is efficient in robotic and automated or scripted server processing of astronomical images, and also in interactive command line processing for research and visualization. ... In large part it replaces IRAF and IDL when scripted image processing is required. ...

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... click image to view discuss) . ... Bert improved his composite image showing details of the corona. ... He also did a better job of color correction, avoiding a false light bluish hue that was present near the 6 o'clock position on the moon's limb in the earlier image. ... of this image is the seventh-magnitude star SAO 109216. Submitted by Bernie Volz on 05/08/2006 22:12:59 . ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

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... 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. ...

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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. ...

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10/09/2011 3:33 PM . ... Medium: 800x536 (148k) . ... Flash: Flash did not fire, compulsory flash mode . Exposure time: 10/1600s . Focal length: 44.0mm . Aperture: f/9 . ... Medium: 800x536 (120k) . ... Exposure time: 10/1250s . Focal length: 135.0mm . ... Medium: 800x536 (176k) . ... Flash: Flash did not fire . ... Focal length: 6.7mm . ... Flash: Flash fired, auto mode, red-eye reduction mode . ... Flash: Flash fired, auto mode, return light detected . ... Focal length: 112.0mm . ...

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This set of images from NASA's Cassini spacecraft shows Saturn's moon Titan glowing in the dark. Titan was behind Saturn at the time, in eclipse from the sun. ... Some light appears to be emanating from high in the atmosphere (noted by the outer dashed line at about 625 miles [1,000 kilometers] in altitude). But more surprisingly, most of it is diffusing up from lower down in the moon's haze, from about 190 miles (300km) above the surface. ...

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• http://www.astronomy.com/sitefiles/resources/image.aspx?item=%7B09509B1C-2FD6-4410-A47C-0701A41550E6%7D
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• http://www.astronomy.com/sitefiles/resources/image.aspx?item=%7B557EEF7B-F244-46FE-BF35-ACF2872AB855%7D

... 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 . ...

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• Astro Imaging Workshop: Planetary Astro Imaging with a DSLR ? December 7, 2014
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... 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 . ...

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Permitted Context: %text . ... The <IMG> tag is used to incorporate in-line graphics (typically icons or small graphics) into an HTML document. This element is NOT intended for embedding other HTML text. ... Browsers that cannot display in-line images ignore the IMG element unless it contains the ALT attribute. ... Take values TOP or MIDDLE or BOTTOM, defining whether the top or middle or bottom of the graphic should be aligned with the baseline for the text line in which the IMG element appears. ...

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