... Abstract Write a type 18 segment to an SPK file. ... See $Particulars for a description of the effect of this routine. ... Particulars This routine writes an SPK type 18 data segment to the open SPK file according to the format described in the type 18 section of the SPK Required Reading. ... Write the segment./ spkw18_c ( handle, subtyp, body, center, frame, first, last, segid, degree, n, states, epochs ); . ... 1) If frame is not a recognized name, the error SPICE(INVALIDREFFRAME) is signaled. ...

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• CSPICE Routines: SPKW12_C
• CSPICE Routines: SPKW08_C
• CSPICE Routines: SPKW09_C

This module provides for the generation of Expires HTTP headers according to user-specified criteria. ... This module controls the setting of the Expires HTTP header in server responses. The expiration date can set to be relative to either the time the source file was last modified, or to the time of the client access. ... ExpiresByType . ExpiresDefault . The ExpiresDefault and ExpiresByType directives can also be defined in a more readable syntax of the form: . ... Module: mod_expires . ...

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• Apache module mod_auth
• Apache module mod_access
• Apache module mod_auth_anon.c

... Directives | ... Apache HTTP Server Version 2.2 . ... This module controls the setting of the Expires HTTP header and the max-age directive of the Cache-Control HTTP header in server responses. The expiration date can set to be relative to either the time the source file was last modified, or to the time of the client access. ... access . ... If set to On , the headers will be added to served documents according to the criteria defined by the ExpiresByType and ExpiresDefault directives ( q.v. ). ...

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• mod_mem_cache - Apache HTTP Server
• mod_authz_host - Apache HTTP Server
• Access Control - Apache HTTP Server

Modules | Directives | ... Apache HTTP Server Version 2.2 . ... Content cache keyed to URIs . ... mem_cache_module . ... It acts as a support module for mod_cache and provides a memory based storage manager. mod_mem_cache can be configured to operate in two modes: caching open file descriptors or caching objects in heap storage. mod_mem_cache is most useful when used to cache locally generated content or to cache backend server content for mod_proxy configured for ProxyPass (aka reverse proxy ). ...

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• Access Control - Apache HTTP Server
• mod_expires - Apache HTTP Server
• mod_authz_host - Apache HTTP Server

XPA access points are composed of two parts: a general class and a specific name. ... When clients communicate with XPA access points, they specify which access points to communicate with using an identifier of the form: class:name All registered XPA access points that match the specified identifier will be available for communication (subject to access control rules, etc.) ... These socket identifiers are displayed as the fourth argument in the xpans display of registered access points. ...

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• XPA Access Control
• Getting Common Information About Access Points
• QPOE Files

The NTP standard specifies an extension which provides cryptographic authentication of received NTP packets. ... The specification allows any one of possibly 4 billion keys, numbered with 32-bit key identifiers, to be used to authenticate an association. ... In the case of MD5, the keys are 64 bits (8 bytes). xntpd reads its keys from a file specified using the -k command line option or the keys statement in the configuration file. ... A zero key in NTP format would be specified as 8080808080808080 . ...

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• Music related links
• Trak 8820 GPS Receiver
• ntpdate - set the date and time via NTP

Federal Communications Commission (ix)(A) For a station authorized pursuant to § 73.215 or Sec. § 73.509, a showing that the root mean square (RMS) of the measured composite antenna pattern (encompassing both the horizontally and vertically polarized radiation components (in relative field)) is at least 85 percent of the RMS of the authorized composite directional antenna pattern (in relative field). ...

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• Chapter 11. Specifying OpenGL Environment Variable Settings
• Pulsar Highlights - ALFA Finds Youngest Binary Pulsar Ever
• AGES Database Search

... What is the World Wide Web? Introduction to URIs . ... HTML 4.0 . ... Compound documents . ... Authoring documents with HTML 4.0 . ... Every resource available on the Web -- HTML document, image, video clip, program, etc. -- has an address that may be encoded by a Universal Resource Identifier , or "URI". ... This URI may be read as follows: There is a document available via the HTTP protocol (see [RFC2068] ), residing on the machine www.w3.org, accessible via the path "/TR/REC-html4/". ...

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• Not so well documented Device Helpers in OS/2

Allows you to specify a drift scan: motion at a constant velocity along a great circle. ... The path starts at the new object position (though the telescope actually intersects the path later, see Subtleties ). ... Note that the units are always /sec for both axes. ... The velocity along the path is 0.01 /sec. ... The path is assumed to start when you hit the Slew button (more precisely, when the TCC parses the command). However, it takes the telescope awhile to slew to meet the specified path. ...

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• TUI:Telescope:Offset window
• MCP Menu documentation
• lsst.tcc: python/tcc/parse/getRestart.py Source File

A typical radio dataset might be a 3-dimensional "cube" named AURORA, with axes RA, DEC and FREQ. ... These can be specified by giving the axis name(s) and grids for each subset. For instance, AURORA specifies the whole 3-dimensional ``cube''; AURORA FREQ 3 specifies the subset FREQ=3 (i.e. the RA-DEC plane at FREQ grid 3) of the set AURORA. ... Specifying only the axis name, and no grids, selects all subsets along that axis: AURORA FREQ selects all RA-DEC planes in AURORA. ... axis centre. ...

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• Data Interface
• Plotter Annotations
• VLBI Wiki | PmWiki / AuthUser

... Meta Index / Home Page / Specifying parameters / Parameter types . Data-set parameters (type `e') are used to specify SAS datasets (i.e. FITS files). The parameter may specify an absolute or relative path. ... bar.FIT ../foo/bar.FIT /data/foo/bar.FIT . There are additional parameter types which allow components of a dataset, such as tables, arrays and columns to be specified (see below). The SAS GUI provides a special browser for examining and selecting datasets and their components. ...

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• dataset
• Output
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... This document is also available in PDF format . The Armagh Observatory is a transparent and open organization and we publish a great deal of information about what we do on this website, which you can access by navigating through the website. In this part of our website we explain how you can get access to information of a personal nature which we may hold about you under the Data Protection Act and certain classes of information specified under the Freedom of Information Act. ...

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• Abstract
• SCL Sfit SYN Commands
• IDLINES: identifying spectral lines

Next: Identifications and Efficiency Up: THE DEEP X-RAY RADIO Previous: Source Classification . ... For some sources which did not have NVSS positions before the time of optical observations, arcsecond positions from the Texas survey (Douglas et al. 1996) and NED (typically based on VLA data) were used. ... All X-ray/radio sources without counterparts on the survey plates were imaged at either the KPNO 0.9m or the CTIO 0.9m telescopes. ... Previously Identified Sources . Sample Properties . ...

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• Model manipulation
• Allocate/load STARTABLE
• EVM and ETRM specification for ESO instruments

... The Great Basin on Tethys . ... Credit: Cassini Imaging Team , SSI , JPL , ESA , NASA Explanation: Some moons wouldn't survive the collision. Tethys , one of Saturn's larger moons at about 1000 kilometers in diameter, survived the collision, but sports today the expansive impact crater Odysseus. ... The above digitally enhanced image was captured late last year by the robot Cassini spacecraft in orbit around Saturn as it swooped past the giant ice ball . ... The Great Basin on Saturns Tethys . ...

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• The Great Basin on Saturns Tethys
• Journal "Peremennye Zvezdy"
• XWare > APOD

The starting page - The catalogues page - The list of the PUL2 fields - The list of the Pul-3(Pul-3SE) fields - The list of the PUL_ERS fields . please read short description of the access form controls . ... Relative proper motion in RA *cos(DE), arcsec/yr . ... s. e. relative proper motion in RA *cos(DE), arcsec/yr . ... Number of Pul2 area . ... Check the apropriate checkbox to output these data and radiobutton to select stars within interval. back to the list of the Pul2 fields . ...

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... The vast quantities of data produced by modern radio telescopes have outstripped conventional visualization techniques available to astronomers. ... While visualization techniques in other areas find some application in astronomy, problems peculiar to the field require new techniques, such as methods for identifying three-dimensional regions. ... By presenting data three dimensionally, the astronomer may identify structure in the data which is not obvious when using conventional tools. ...

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• Applying Public Access Programming Techniques To SAOimage
• Modeling AXAF Obstructions with the Generalized Aperture Program.
• Exploring Interactive Archive Data Presentation at the COSSC

UFO Forum Message . Forums: . ... Post . ... It Really Is Relative . ... Post Message | ... If you are on the Earth the moon does not rotate around its own axis. ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Unless otherwise specified, web site content Copyright 1994-2016 John Huggins All Rights Reserved . Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

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• Great! - an Astronomy Net Eyepieces Forum Message
• SETI A Great Idea And A Complete Waste - an Astronomy Net Seti Forum Message
• The Astronomy Shop - Books - by Astronomy Net

... 8, ``Celestial Mechanics'', 2002 Canon of solar eclipses in Russia for the interval 1000--2050 M. V. Lukashova, L. I. Rumjantseva Institute of Applied Astronomy, St. Petersburg, Russia Solar eclipses are quite rare events. ... The Canon contains the basic data about the solar eclipses observed in ter­ ritory of the former USSR (in boundaries of 1990) from 1000 to 2050 with the magnitude of phase exceeding 0.1. ... Beginning from 1887 several canons of solar eclipses were published. ...

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• (Untitled)

... Several HTML elements, most notably the A element , may contain an attribute which takes a URL as value. URLs, Uniform Resource Locators, are addresses of Web documents. More generally, URLs can be used on the Web to refer to "objects" on the Web or in other information systems. ... http . a Web document (to be accessed using Hypertext Transfer Protocol, HTTP ) . ... file . ... In particular, the specifications say that within a URL only a limited set of characters can be used as such : . ...

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• Optimization of spectroscopic observations
• errno
• Related usefull links

... Content Model: %text, but no nested anchors . The anchor <A> element is used to define the start and/or destination of a hypertext link. In previous versions of HTML it provided the only means for defining destination anchors within documents, but you can now use any ID attribute as a destination anchor so that links can now be made to divisions, paragraphs and most other elements. ... CLASS . ... This attribute is used to define a named anchor for use as the destination of hypertext links. ...

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• Captions
• The Head Element and Related Elements
• Figures