In this gallery are many images of Low Surface Brightness Galaxies which have recently been discovered and analyzed. ... The central surface brightness of this galaxy is 24.28 . Malin 2 This galaxy is another huge disk galaxy with a scale length of 15 kpc and a redshift of 15000 km/a. The high surface brightness knot in one of its spiral arms actually has the same color, luminosity and H-alpha equivalent width as the entire Large Magellanic Cloud . ... Truly it is a Low Surface Brightness Galaxy. ...

... Listed below are questions submitted by users of "The Great Magnet, the Earth" and the answers given to them. ... In "The Exploration of the Earth's magnetosphere" on the magnetic environment of the Earth in space (a few Q duplicated here) . ... 11) Magnetic Shielding . ... 51) Can electricity be generated from the Earth's magnetic field? ... 9) Measuring Earth's magnetic field . ... 6) Reversals of the Earth's field (4 queries) . ... 42) Could generated electricity affect Earth's magnetic field? ...

Blackholes2 Forum Message . Forums: . ... Black Holes Easy Reader. ... To have a Black Hole first you must decide that gravity always is the same no matter how strong it gets. ... So Black Holes may have different sizes. ... Black Holes are a very emotional idea for many of the people who think they are smart and right messages here. ... www.astronomy.net . ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

... Tonight's Sky . ... Observing . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... More questions readers want answered . ... Stephen Cullen In т??40 cosmic questions and answers,т?? which appeared in Astronomy т??s August 2011 issue, I answered 40 common questions we receive at the magazine. ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...

... 32a. Early Solar Warning . ... Artist's rendering of solar sail. One such method is the use of a solar sail , relying on the pressure of sunlight. ... When the sail faces the Sun squarely, the pressure of sunlight counteracts the Sun's pull and only enables the satellite to circle the Sun in a slightly larger orbit. ... The starship is propelled by a huge solar sail, pushed by tight beams of light from lasers which are powered by sunlight and orbit the Sun. ... The solar sail home page . ...

... For more control when reading data into ASAP, the reader object should be used. ... Note that due to limitation of the RPFITS library, only one reader object can be open at one time reading RPFITS files. To read multiple RPFITS files, the old reader must be destroyed before the new file is opened. ... ASAP> r = reader('2003-03-16_082048_t0002.rpf') ASAP> r.summary ASAP> scan = r.read() ASAP> s = r.read(range(100)) # To read in the first 100 integrations ASAP> del r . ...

Next: Viewing the qpoe file. ... At the current time (1997 Dec), the only AXAF files of general interest are those produced by MARX via the MARX utility 'marx2fits' and 'marx2img'. Although the MARX fits files conform to FITS standards, there are two parameters in the events list fits header which are written as reals whereas fits2qp expects integer format. ... The following description tells how to produce a qpoe file from the MARX fits file (events list format). ... chipx,chipy . ...

... Bad Astronomy . ... On Thursday, February 15th 2001 (and replayed on March 19), the Fox TV network aired a program called ``Conspiracy Theory: Did We Land on the Moon?'', hosted by X-Files actor Mitch Pileggi. ... Dust around the lander . ... However, it appeals to our common sense: when the sky is black here on Earth, we see stars. ... Bad: The program claims that when the top half of the lander took off from the Moon to bring the astronauts back into orbit, there was no flame from the rocket. ...

Thank you for visiting this NASA Web site and reviewing our privacy and security notices. ... Disclaimer . Accessibility Statement . ... Cookie technology may be implemented at some NASA Web sites. ... If you visited this NASA Web site from a link on another Web site, the address of that Web site. ... The information that you provide on a NASA Web site will be used only for its intended purpose, except as required by law or if pertinent to judicial or governmental investigations or proceedings. ...

... Class . ... ImageJ Plugin for reading an AVI file into an image stack (one slice per video frame) Version 2008-07-03 by Michael Schmid, based on a plugin by Daniel Marsh and Wayne Rasband Restrictions and Notes: - Only few formats supported: - uncompressed 8 bit with palette (=LUT) - uncompressed 8 16 bit grayscale - uncompressed 24 32 bit RGB (alpha channel ignored) - uncompressed 32 bit AYUV (alpha channel ignored) - various YUV 4:2:2 compressed formats - png or jpeg-encoded individual frames. ...

... The primary access to procedures is via the OIFITS reader ( get_oifits ), which stores the data internally in the scans and other auxilliary IDL structures. Alternatively, VLTI MIDI and AMBER data can be reduced using the MyMidiGui and MyAmberGui front ends ( http://www.eso.org/ chummel/midi/mymidigui/mymidigui.html , . ... However, internally each target must have an ID composed of a three letter catalog name (e.g. HDN or HIP), and an index into this catalog (e.g. HDN123306). ...

. Next: I. Daubechies1992, Up: No Title Previous: Data reduction: moments . The most difficult thing about wavelets is probably to start at a modest level of mathematical sophistication. Although mathematics cannot be avoided altogether, we find that . I. Daubechies, 1992, 10 Lectures on Wavelets, S.I.A.M. Y. Meyer, 1993, Wavelets: Algorithms and Applications, S.I.A.M. are most approachable by the non-mathematican. Jacques Lewalle . Mon Nov 13 10:51:25 EST 1995

Next: Tapes Up: Using Disks and Other Previous: Floppies . A CD-ROM drive uses an optically read, plastic coated disk. ... CD-ROM drives are slow compared to hard disks. ... The slowness means that CD-ROM drives are not as pleasant to use instead of hard disks (some Linux distributions provide `live' filesystems on CD-ROM's, making it unnecessary to copy the files to the hard disk, making installation easier and saving a lot of hard disk space), although it is still possible. ...

... Pre-university education . ... Samara region . ... Scientific Publications . ... Events All-Russian Youth Scientific Reading Conference named after S. P. Korolev . ... On the 27th - 29th of January in SSAU will be held the All-Russian Youth Scientific Reading Conference named after S. P. Korolev, dedicated to the 55th anniversary of space flight by Yu. ... The conference will be held with the support of the Federal Space Agency (Roscosmos) and the Ministry of Education and Science of Samara Region. ...

... The for statement . ... This chapter will look at C's mechanisms for controlling looping and iteration. ... In the third example the loop will continue to iterate until z becomes 0; . ... NOTE: The postfix x- operator which uses the current value of x while printing and then decrements x . ... If the value we have read is negative, we wish to print an error message and abandon the loop. If the value read is great than 100, we wish to ignore it and continue to the next value in the data. ...

... Jobs By Email . ... As one of the elements of a major strategic investment in the Physics Department, which includes a 44M development of research and teaching facilities and an injection of new posts, the University invites applications for two Lectureships or Readerships in Astrophysics. ... Grade: Lecturer Grade B - Senior Lecturer Salary: Lecturer 30,013 39,160 Reader 40,335 46,758 . ... The University of Bristol . ... If you apply for this position, please say you saw it on jobs.ac.uk . ...

Kermit output files are named ker number_object_filter_time .fits. number is a four-digit integer that increments for each subsequent exposure. object is the object name (with spaced removed) as entered by the observer. filter is the name of the currently selected filter wheel position. time is the current UTC time as a six-digit integer, HHMMSS. ... Kermit has three selectable pixel timing modes: fast readout, slow readout, and slow readout with reset. ... Kermit has three readout modes: . ...

... One of the better solutions is to use a www based mail client, these can usually be run under a secure www server with minimal extra work, and have the added bonus of letting users check email safely from locations that would normally make checking email difficult (while on vacation in Europe, for example). Unfortunately the majority of www-based mail reading clients stink, and the good ones cost an arm and a leg. ... You can download it from: http://www.nodomainname.net/software/atdot/ . ...

. To read your mail enter the command: mail . A summary of your messages, made up of mail headers is displayed. At the bottom of the screen is the mail prompt " " at which you enter the commands that allow you to read your mail. Example . Reading the top of each message . Reading other mail files .

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