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Next: The Individual Approach Up: The Joint Approach Previous: Self-Calibration . We briefly describe some other useful tools. ... Mosaic Point-Spread Function - MOSPSF: It is occasionally instructive to look at the point-spread function at a particular position in a mosaic experiment. ... Additionally, as mentioned above, invert does not attempt to completely correct for the primary beam attenuation where there is too little data (i.e. some primary beam attenuation is in the output image). ...

... Near Infrared Camera and Multi-Object Spectrometer Instrument Handbook for Cycle 17 > Chapter 10: Overheads andOrbit Time Determination > 10.2 NICMOS Exposure Overheads . 10.2 NICMOS Exposure Overheads . ... Overhead times for changing cameras are given in Table 10.2 . The values in Table 10.2 include the time to perform the Small Angle Maneuver (to change from one camera to the other) and the time for Instrument reconfiguration (to change PAM position in order to refocus the Cameras). ...

... For these observations night-time is required. Begin ­ End Interval­Interval ­ ­ ­ ­ 2 Days Needed at This Interval Time Constraints (Must Be Justified in the Prop osal Text) LST 0700 0700 0930 1715 Range - 1145 - 1300 - 1300 - 2000 Nights Notes 19 NGC 2577/UGC 4375 + Leo I Group 6 NGC 2577/UGC 4375 + Leo I Group + Abell 1367 51 Leo I Group + Abell 1367 89 Local Void (complete in second semester ) Constraints on scheduling: The Turn On Galfa Survey ( TOGS ) operates commensally with ...

Next: Sky Subtraction Up: Construction of Flat Previous: Standard construction . For a number of projects where very deep integrations and accurate flat fields are required, and the targets are point sources or much smaller than the frame size, the sky background itself can be used to calculate the flat field. ... Use STATISTICS/IMAGE to calculate the image median, and COMPUTE/IMAGE to divide by this to get the normalised flat field. ...

... Clicking on PLOT S CREEN will display the plot. At this stage, you can fit functions to the data ( FIT : the residuals are plotted and can be manually edited), enter a new plot range (R ANGE : enter 0,0 for automatic scaling) or by defining a window (W INDOW : click left button to anchor upper left corner, click middle button fix size and shift box, click left button again to fix position or right button to select automatic scaling and exit), identify ...

The HyperNews Linux KHG Discussion Pages . Forum: The Linux Kernel Hackers' Guide . Re : Kernel source code ( Gabor J.Toth ) . ... Gabor J.Toth ) . ... I didn't respond because I wanted to think about how it could be done, and done in such a way that it would actually be helpful.. I just saw a pointer to cxref posted to comp.os.linux.announce. I don't think that we would have to use its extra documentation features to use its cross-referencing features. ...

... If some entries are missing, which might turn out later, add them in a way that the library remains downward compatible. (13aug97) XAW3D 3D widget library 1.3 . ... ASCII Art library 1.2 (by Hung-Chi Chu , aa.dll for XFree86, aa.dll.noX for non-X environments) . ... MPEG library 1.2.1 (by Hung-Chi Chu , DLL only ) . PNG library 1.0.2 (by Hung-Chi Chu , requires zlib , DLL only ) . TIFF library 3.4beta037 (by Hung-Chi Chu , requires zlib and jpeg , DLL only ) . ... Xpm 3.4k (by Hung-Chi Chu ) . ...

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2011 May 27 . Messier Marathon . Image Credit Copyright : Babak Tafreshi ( TWAN ) . Explanation: In this action scene , red night vision lights, green laser pointers, tripods and telescopes in faint silhouette surround intrepid sky gazers embarked on the 10th annual Iran Messier Marathon . ... About APOD | ...

There are various kinds of generic information you can retrieve about an XPA access point by using the xpaget command. ... Each XPA access point supports a number of reserved sub-commands that provide access to different kinds of information, e.g. the access control for that access point. ... acl get (set) the access control list [options: host type acl, for set] . ... This access point is available only on the server machine. -env get (set) an environment variable [options: name (value, for set)] . ...

... Algorithms Two algorithms have been used to simultaneously solve for the sky, gain, and offset for simulated sets of dithered images. ... 200 Grumm & Casertano Figure 1. ... Tests on simulated MIPS HDF-N campaign (1440 pointings) converge to shot-noise-limited sky in 2 hours (single-processor 440 MHz Sun Blade 1000) · When solving for sky and gain, achieves machine precision on noiseless data; for noisy data, solution slightly different from Fixsen-Arendt solution, but within noise. ...

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CCD Forum Message . Forums: . ... CCD Tips and Techniques | ... CCD And What's Needed?? ... Going beyond this, you need a method of keeping the scope pointing accurately at the stars (guiding), and avoiding field rotation (wedge or a derotator). ... Now there are a number of different methods of getting the light needed for guiding. ... www.astronomy.net . ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

There are many important points before you begin compiling Apache. See Using Apache with Microsoft Windows before you begin. Compiling Apache requires Microsoft Visual C++ 5.0 or 6.0 to be properly installed. ... Directories tab (the Projects - VC++ Directories pane in Developer Studio 7.0) listing Executable file paths. ... os\win32\ApacheOS.dsp . ... To simplify the process, dependencies between all projects are defined in the Microsoft Visual Studio workspace file: src/Apache.dsw . ...

... Telescopes . LX850 Series . ... Superb optical performance coupled with time proven computerized pointing and tracking has made the LX200 ACF series a best-seller in the high-performance telescope class. ... The Meade 07348 Variable Projection Tele-Extender for LX Models requires the Meade 07182 eyepiece holder and offers different focal ratios while creating eyepiece-projection photography. ... The Meade 07348 Variable Projection Tele-Extender for LX Models comes with a 1-year limited warranty. ...

An astronaut in low Earth orbit moves in (approximately) a big circle extending around the Earth. ... That can be interpreted as stating that in the astronaut's frame of reference, all bodies are subject to two forces, gravity and the centrifugal force, and the two are in perfect balance, adding up to zero. ... Wheel-shaped space . ... The science-fiction film "2001: A Space Odyssey" featured spinning space station, whose rotation provided the crew with "artificial gravity." ...

... SPECIAL HONORS: Recipient of the Distinguished Service Medal, the Defense Superior Service Medal, the Defense Meritorious Service Medal, the Army Commendation Medal, the NASA Space Flight Medals (1993, 1995, 2000) and the NASA Exceptional Service Medal. ... A veteran of three space flights, McArthur has logged 35 days 2 hr 25 min 57 s in space including 13 hours and 16 min of the EVA time during two space walks. ... Up to now, this mission is the longest Space Shuttle mission. ... MARTION MISSION | ...

RTT150 . ... This search system is designed for generating the necessary information on series of pointings (observations of each source consist of sets of exposures with different filters and sometimes with different exposure times) for observed sources. Search results appear at the separate page as a table with the following data: . DATE - real (not evening!) observations date (in YYYY-MM-DD format); . ... Bin - minimal CCD binning mode (may vary during the observations); . ...

... MaximDL и PinPoint с ошибкой "The plate's exposure start time is required for catalog proper motion calculation. Check the attached image." ... Прошу помощи в разборках с MaximDL и PinPoint. ... Кадры открываются в MaximDL при указании формата RAW и размера. Когда пытаюсь распознаться ПинПоинтом (или в Максиме или в отдельном) вылезает ошибка: The plate's exposure start time is required for catalog proper motion calculation. ... Откуда качнуть эти метры? http://www.cyanogen.com/help/maximdl.. ...

... 34a. L1 Lagrangian pt. #34b. L2 pt. ... The following derivation of the L4 and L5 points follows "When Trojans and Greeks Collide" by I. Vorobyov, "Quantum," p. 16-19, Sept-Oct. ... Suppose we have 3 point-like masses (m 1 , m 2 , m 3 ) orbiting under their mutual attraction. The three form a triangle ABC with sides masses (R 1 , R 2 , R 3 ) where R 1 is the side across from m 1 , R 2 is across from m 2 and R 3 is across from m 3 (Figure 1). ... If we denoted the total mass by M . ...