The other case of a moving frame of reference studied here is: . ... That is a force towards the center of rotation, of magnitude F centripetal = mV 2 / R where R is the radius of the circle of rotation and V is the velocity of motion around it. ... However, most people are aware of the outwards-pushing centrifugal force, the force which flings you away from the center of rotation in a car speeding around a corner. ... Next Stop: #24 Rotating Frames of Reference . ...

... Are HVCs a common feature of star forming galaxies? ... Consider the typical properties of the smallest HVCs (compact HVCs) found in HIPASS: . Distance . HI Mass . ... At 5 kpc . meager objects ~116 solar masses . ... 1.15 x 10 4 solar masses . ... Putman et al. (2003) found none to 10 7 solar masses. 2% of Sculptor to 3 x 10 6 solar masses by de Blok et al. (2001) found none. ... High velocity gas around other galaxies can be identified from maps and dynamics: . ... 2003) . ...

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Modules | ... Apache HTTP Server Version 2.2 . Apache > HTTP Server > Documentation > Version 2.2 > Modules . Available Languages: en | ... A simple echo server to illustrate protocol modules . ... Module Identifier: . echo_module . ... Available in Apache 2.0 and later . ... The ProtocolEcho directive enables or disables the echo server. ... Questions on how to manage the Apache HTTP Server should be directed at either our IRC channel, #httpd, on Freenode, or sent to our mailing lists . ...

... CoordConv is written in C++ and Python, using SWIG as the C++ wrapper. ... In Python the following will convert an FK5 J2000 position to apparent topocentric coordinates at a specified TAI date: import coordConv taiDate = 4916391905 # TAI date in MJD, seconds site = coordConv . Site (-105.822616, 32.780988, 2788) # Apache Point Observatory 3.5m telescope # For better accuracy you may also specify UT1- TAI and pole wander in site ; # these may be obtained from IERS Bulletin B fk5Sys = ...

Next: Library, Archive and Historic Up: Buildings, Grounds, Library and Previous: Disposal of the Schmidt . Mark Bailey, Apostolos Christou and David Asher have developed ideas for a new outdoor exhibit in the Observatory grounds, called `The Human Orrery'. ... The position of the proposed new Library, Archive and Historic Scientific Instruments building is shown in outline. ... Next: Library, Archive and Historic Up: Buildings, Grounds, Library and Previous: Disposal of the Schmidt M.E. Bailey . ...

Chaotic generator . Generator of UWB microwave chaotic signals . Frequency band: 3–5 GHz . Spectrum bandwidth: 2 GHz . ... Testbed of UWB high-rate direct chaotic communication system . ... Low-rate system for data transmission . ... The system for controlling this robot is based on technology of UWB wireless communications with chaotic radio pulses as information carriers. ... System frequency band: 3–5 GHz . Control signal bandwidth: 2 GHz . ... Wireless data collecting system . ...

This module illustrates many of the aspects of the Apache 1.2 API and, when used, demonstrates the manner in which module callbacks are triggered by the server. ... Source File: mod_example.c . ... The files in the src/modules/example directory under the Apache distribution directory tree are provided as an example to those that wish to write modules that use the Apache API. ... Example . ... Uncomment the "AddModule modules/example/mod_example" line near the bottom of the src/Configuration file. ...

... In spite of the fact that the orbit assumes a zero gravity (the scientists count on it by growing super-clean crystals and other materials impossible on the earth), in fact, none spacecraft provides such conditions. ... This question is answered by the device developed by SSAU scientists - Micro-acceleration Compensation Space System (MCSS). ... Then, the computer will give commands to the magnets that compensate micro-accelerations. ... Tags: 'photon-m4' mcss . ... SAMARA STATE AEROSPACE UNIVERSITY...

... Parameters of the Moon-perturbed orbit . ... From orbits consistent with this limitation and with the date of the launch October 1, 2000 as an example, an orbit was selected with apogee directed to the North Galactic pole at the begining and rotation of orbit plane was maximized. The initial state vector is given in the inertial coordinate system in epoch J2000.0. ... The orbit has initial perigee radius Rp=7000.0 km, initial apogee radius Ra=343000.0 km and initial period T=8.453 days. ...

To display the permissions on a single file: ls -l file1 -rw-r--r-- 2 unixjohn doc 3287 Apr 8 12:10 file1 . ... To display the permissions on the contents of a directory: ls -l prototype . ... To display the permissions on each file and directory in your current directory : ls -l -rw------- 1 erpl08 iss 4307 Jun 17 10:00 FAQ.xdh drwx------ 2 erpl08 iss 1024 Jun 17 10:00 SCCS -rw------- 1 erpl08 iss 15119 Jun 17 10:00 commands.xdh -rw------- 1 erpl08 iss 266 Jun 17 10:00 concepts.xdh . ...

... This plug-in enables you to add various types of lighting effects to your (RGB) image. ... Directional light . ... Well, you get the idea :) The default settings for this light-type is [-0.5,-0.5,-1.0]. ... Higher values makes your image reflect a lot of light (appear lighter or more intense), while smaller values makes it appear more dull or matte. ... A value of 1.0 makes your image very shiny (bright high-lights) while smaller values makes you image less shiny, making the high-lights dimmer. ...

THE STUDY OF THE PIONEER ANOMALY THE STUDY OF THE PIONEER ANOMALY The Pioneer Anomaly : Effect, New Data and New Investigation Slava G. Turyshev Jet Propulsion Laboratory, California Institute of Technology Seminar at the Sternberg Astronomical Institute Moscow State University, Moscow, 6 February 2007 1 THE STUDY OF THE PIONEER ANOMALY THE STUDY OF THE PIONEER ... Are they relevant to the Pioneer anomaly? ...

... In the тАЬAstronomical YearbookтАЭ (AY) the ephemerides of the Sun, Moon, major planets and stars computed with the maximum precision in accordance with the resolutions approved by the International Astronomical Union (IAU) are published. ... N.I. Glebova, M.L. Sveshnikov; . ... The seasons values, coefficients of the Tchebyshov polynomials of the Moon ephemerides, the phases of the Moon, the planetary configurations, the data for the eclipses of the Sun and Moon (N.I. Glebova, M.V. Lukashova) . ...

... Another significant contribution to the crystal energy of metals is the electron-ion interaction or the electron bandstructure energy (E BS ) which is defined by the interaction of valence electrons and the Brillouin zone (BZ) planes. ... The program BRIZ has been developed for 3D visualization of Brillouin zone configurations and intersections of BZ planes with a Fermi sphere[4]. ... 1.75 (electrons/atom). ... 4] Degtyareva V.F., Smirnova I.S.: BRIZ: a vizualization program for Brillouin zone ? ...

... News . ... Astronomy for Kids . ... Get to Know the Night Sky . ... Year of Pluto . ... Why won't the new Horizons spacecraft stop or slow down when it gets to Pluto? ... NEW HORIZONS . The lighter the spacecraft, the faster the rocket can move it, and the faster it goes, the sooner it can get to Pluto. Currently, the New Horizons spacecraft is traveling away from the Sun quite fast, about 9 miles (3 kilometers) per second. ... Get instant access to subscriber content on Astronomy.com! ...

... define BASEPORT 0x378 /* lp1 */ int main() { /* Get access to the ports */ if (ioperm(BASEPORT, 3, 1)) {perror("ioperm"); exit(1);} /* Set the data signals (D0-7) of the port to all low (0) */ outb(0, BASEPORT); /* Sleep for a while (100 ms) */ usleep(100000); /* Read from the status port (BASE+1) and display the result */ printf("status: %d\n", inb(BASEPORT + 1)); /* We don't need the ports anymore */ if (ioperm(BASEPORT, 3, 0)) {perror("ioperm"); exit(1);} exit(0); } /* end of example.c */ . ...

Blastoff to Saturn . ... Voyager 1 flew 124,000 kilometers (77,000 miles) above Saturn's cloudtops in 1980, showing us a close look at Saturn's large moon Titan and sending back stunning images of Saturn and its rings. ... In the early moonlit morning of October 15, 1997, Cassini launched from Cape Canaveral in Florida, to join these three trailblazing spacecraft on its voyage to Saturn. ... The Cassini-Huygens mission has two major phases: cruise and tour. ... Analogy: Titan and Saturn . ...

Next: Silicate minerals Up: A Database of Optical Previous: Database of Optical Properties . ... If necessary, data have been determined for the different crystallographic axes. ... In the following we give some examples of the data and their possible applications. Table: Summary of data measured in the Jena laboratory, which are currently available from the JPDOC. compound . ... amorph. ... Next: Silicate minerals Up: A Database of Optical Previous: Database of Optical Properties root 2003-03-06 ...

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