To change the Scaling Function (how pixel values are binned into color levels): . ... For example, the basic grey-scale color map specifies no intensity for any color at the lowest color level, full intensity for all colors at the highest color level, with the red, green and blue intensities varying linearly for intermediate levels. ... At low bias, low color levels (i.e., low pixel values) will have non-zero intensities, while at high bias only high pixel values will have non-zero intensity. ...

To initiate orbital motion click on any of the icons in tool bar with red sign + or – , permitting also to speed or to slow planet motion by repeated clicking on them. ... Selecting Orbits item in menu bar and by subsequent choosing corresponding items in drop-down menu one can also fulfil the above actions. ... To enter new initial epoch or to change list of minor or major planets which are shown in the picture, select Orbits in menu bar and then select Input data in drop-down menu. ...

... Tonight's Sky . ... The Magazine . ... Star Atlas . ... An artificial comet holds secrets to Earths life . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... The planet has extreme temperature swings and perhaps active lava flows. ... A digital supplement to Astronomy magazine. ... Join TravelQuest International with Astronomy and Discover magazines on one of three great tour options surrounding this celestial spectacle . ... Astronomy Magazine . ...

Astronomy Picture of the Day . Snowstorm on Planet Earth . ... 31.01.2000 . ... Credit Copyright: SeaWiFS Project , GSFC , NASA Explanation: Earth is an ocean planet . From low Earth orbit, the Sea-viewing Wide Field-of-view Sensor (SeaWiFS) instrument onboard NASA's SeaStar spacecraft globally maps ocean color, tracking changes in the climate and biosphere of our water world . ... Publications with keywords: Earth - water - seawifs . Publications with words: Earth - water - seawifs . ...

... Bad Astronomy . ... I think I will break from my usual format of Bad Astronomy/ Good Astronomy by saying that the way we define seasons currently is not strictly bad, but I feel (in my opinion!) that it could be better. The definition of when the seasons begin is at the moment of solstice or equinox; that is, winter (in the north) starts on December 22 nd and summer starts on June 22 nd . ... Now imagine breaking up the Sun's 46 degree up-and-down yearly swing into 1 day intervals. ...

Motif and X-Windows . ... Making a window active is called giving it input focus . ... Click the left mouse button anywhere in a window. ... To have the focus follow your mouse, you need to change the input focus method using the Window Manager; this is described on page 111 . ... The menu allows you to customize many window features. ... You would change the input focus method by selecting the "Workspace" item under the Options menu from the Window Manager's Workspace menu. ... Input Focus . ...

Displays the current status of NICFPS spectrograph and allows you to change the configuration. ... Once the instrument builders have more time with the instrument we plan to refine the controls. ... Select TUI:Save Window Positions to remember the state of this checkbutton. ... The contextual menu on each control can return that control to the current setting of the instrument. ... the current set of filters. ... Current : reset all configuration widgets to the current state of the instrument. ...

... B.1 New functionality . ... B.3 Semantic changes from CSS1 . ... CSS2 builds on CSS1 and all valid CSS1 style sheets are valid CSS2 style sheets. The changes between the CSS1 specification (see [CSS1] ) and this specification fall into three groups: new functionality, updated descriptions of CSS1 functionality, and changes to CSS1. ... Several internationalization features, including list numbering styles , support for bidirectional text , and support for language-sensitive quotation marks . ...

... 2000 January 31 . Snowstorm on Planet Earth . Credit : SeaWiFS Project , GSFC , NASA . Explanation: Earth is an ocean planet . From low Earth orbit, the Sea-viewing Wide Field-of-view Sensor (SeaWiFS) instrument onboard NASA's SeaStar spacecraft globally maps ocean color, tracking changes in the climate and biosphere of our water world . Richly detailed SeaWiFS images can also follow color changes in Earth's landmasses as illustrated in this close-up picture of the planet. ...

Next: Spectroscopy Up: Plotting and editing Previous: Logical editing and flag Contents . ... I DENTIFY Identify data points. Program enters loop in which left mouse button click identifies, right button click identifies and exits the loop. W INDOW Change display area . ... E DIT Edit data. ... F LAGGED Display flagged data too . E LLIPSE Superpose apparent ellipse . ... Next: Spectroscopy Up: Plotting and editing Previous: Logical editing and flag Contents Christian Hummel 2015-04-28 ...

These routines are meant to provide an abstracted interface to X displays and colourmaps, used in the kcmap routines. ... Free a number of colourcells in a low level colourmap. xc_store_colours . ... unsigned int xc_alloc_colours (unsigned int num_cells, unsigned long *pixel_values, unsigned int min_cells, Kdisplay dpy_handle) . ... If this is NULL, the value 0 is used. stride : The stride (in unsigned shorts) between intensity values in each array. dpy_handle : The low level display handle. ...

... Package . Class . ... PlugIns or PlugInFilters that want to listen to changes in a GenericDialog without adding listeners for each dialog field should implement this method. ... This is an Roi subclass for creating and displaying arrows. ... Freehand region of interest or freehand line of interest . ... This class is a customizable modal dialog box. ... A modal dialog box that displays information. ... This is the progress bar that is displayed in the lower right hand corner of the ImageJ window. ...

The Nine Planets is best viewed on-line via a graphical WWW browser which displays the pictures in color and supports hypertext link traversal. ... To view the movies and hear the sounds, you'll need additional helper programs. ... I recommend that you use Netscape as your browser. Netscape can display gif and jpeg images directly without need of any additional helper apps. You do need additional helper apps for movies and sounds, however. ... Yahoo's Helper Applications .. ... Tech Help .. ...

The Status popup displays useful information about the state of sets, regions, and graphs. ... When the number of sets is less than 30, this button is not needed, use the scroll bars to view the status of the sets that are not shown in the display. ... Operations in the Status popup are performed by clicking on the operation, then clicking on one or more set numbers shown in the display. ... Clicking on Copy followed by clicking on a set number in the scrolled window will select the set to copy from. ...

Astronotes Armagh Planetarium's Stellar Blog! ... Planets . ... Space Flight . ... 6 Comments For those of you that are still bearing the psychological scars from PlutoтАЩs demotion from planet to dwarf planet a decade ago, here is news that may add salt to [ ] . Continue Reading.. ... No Comments New HorizonтАЩs arrival at Pluto this year, after a nine year-long traverse through the Solar System has revealed many new things about this little icy planet. ... Posted on September 12, 2014 | ...

Changing a World . What did the students learn from all this? ... The students found this unsatisfactory -- some of them would not be able to fit another astronomy class into their schedules, but they wanted to know about our planetary neighbors, and this project gave them the opportunity to find out without spending valuable class time on the subject. ... The students also learned to learn for themselves, perhaps one of the most important milestones during formal education. ...

... HTML . HEAD . ... BODY . The HTML tag identifies a document as an HTML document. ... The HEAD tag defines an HTML document header. ... The web browser displays none of the information in the header, except for text contained by the TITLE tag. ... The HEAD tag can contain TITLE, BASE, ISINDEX, META, SCRIPT, STYLE, and LINK tags. ... The BODY tag specifies the main content of a document. ... TEXT=" color " . ... VLINK="color" specifies the text color of visited (followed) links in a document. ...

To change your password: passwd Old password: enter your current password New password: enter your new password Retype new password: re-enter your new password . Enter the command passwd and then respond to the prompts by entering your old password followed by your new one. ... The passwords will not appear on the screen as you type, to prevent other people from seeing them. If you make a mistake, the message Mismatch - password unchanged. is displayed and your password remains unchanged. ...

OptInt PmWiki : Pm Wiki / Page History . ... When PmWiki is called with '?action=diff', it displays a summary of past edits on a page. Each past edit is shown in a box which shows lines added, changed or deleted during that edit in a before & after format. ... Hide minor edits - hides any edit that the author marked as 'minor'. This is done by adding "&minor=n" to "?action=diff". ... Edit the page. ... How can I restrict viewing the page history (?action=diff) to people with edit permission? ...

from visual import * from time import clock from random import random from random import uniform # Stars interacting gravitationally # Program uses numpy arrays for high speed computations wid=900 heit=600 Nplanets = 100 # change this to have more or fewer stars G = 6.7e-11 # Universal gravitational constant # Typical values Msun = 2E30 Rsun = 2E9 Rtrail = 1e8 L = 4e10 vsun = 0.8*sqrt(G*Msun ...