... 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 . ...

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• Bright planets meet at dusk | Astronomy.com
• The ringed planet dazzles | Astronomy.com
• planets | Astronomy.com

... The constituents of the current calibration file are named as follows: . scope _ calname _ issue .ccf . ... scope . indicates the scope of the calibration file (at most 5 characters long). ... is the file issue number (integer and , zero padded). File names are not case sensitive. ... general files or files shared by more than one instrument . ... Optical Monitor files . ... X-ray Telescope files . ... European Photon Imaging Camera MOS files . ... European Photon Imaging Camera PN files . ...

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Have you ever heard the name of a star or constellation and wondered what it meant? ... I've compiled a table of commonly known star names and their definitions in the Western tradition, grouped by constellation. ... Following each constellation entry are any named stars found therein (in order from brightest to faintest), listing the Bayer (Greek letter) or other common designation, the star name, and English translation. ... Some other sites with star name information: . ...

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• Appendix C. Display Device Names
• Manpage of STRIPVME
• sdfits

... Chapter 4: Solar System Targets > 4.2 Target Identification . ... The following information is required to identify and classify each target. ... For example, separate targets should be defined if you plan to take spectra of several different surface features on a planet, or if you plan to observe the same feature with different timing constraints. ... Description . PLANET . If the target is the center of a planet, enter PLANET followed by its name (e.g., PLANET JUPITER , PLANET SATURN ). ...

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• CSPICE Routines: BODN2C_C
• CSPICE Routines: GCPOOL_C
• Phase I Target Naming Conventions

... Satellites of the planets are assigned a provisional designation (indicating year of discovery) by the Central Bureau for Astronomical Telegrams ( CBAT ) upon satisfactory demonstration of the existence of a new object. ... In the past, Comets were first given a provisional designation, consisting of the year and a lowercase letter indicating the order of discovery in the year (e.g., 1994a was the first comet discovered or recovered in 1994, 1994b the second, etc.) ... Names .. ...

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• Monitoring Options
• Uranus' New Moons
• APOD: April 20, 1998 - Name This Satellite

... Satellites of the planets are assigned a provisional designation (indicating year of discovery) by the Central Bureau for Astronomical Telegrams ( CBAT ) upon satisfactory demonstration of the existence of a new object. ... In the past, Comets were first given a provisional designation, consisting of the year and a lowercase letter indicating the order of discovery in the year (e.g., 1994a was the first comet discovered or recovered in 1994, 1994b the second, etc.) ... Names .. ...

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• Planetary Linguistics
• The Path of the Sun, the Ecliptic

. Next: Unix Interaction Up: Interactive environment Previous: Leading Spaces Index . During normal data processing, the user will have to create named variables to hold spectra etc. These must conform to the normal python syntax, specifically they cannot contain ``special'' characters such as $ etc and cannot start with a number (but can contain numbers). Variable (and function) names are case sensitive. Malte Marquarding 2007-08-16

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• Number input
• wblod
• casacore: casa::RecordFieldId Class Reference

... The reference column of a star table contains the primary identification for the star. ... Standard IAU names should be used. Proper names are acceptable for bright stars, as are Bayer and Lacaille letters and Flamsteed numbers used with the constellation abbreviation. HR numbers can be used for bright stars. ... Stars lacking HD numbers should be named by BD or other DM number. ... However, full names should be used in the star tables, to avoid ambiguity. ...

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• Problems with star names
• HyperLEDA documentation: HyperLEDA: catalogue of designations (a101)
• Calibration Frames and Naming Convention

There are six possible ways of object description: . a) by number(s) . ... d) by list . e) by orbital elements . ... They should be introduced as year, month, day with tenth (e.g. 20021104.1). d) Computations are performed for all objects listed in the file whose path and name should be introduced into assigned data field. ... On pressing Edit file button user has a possibility to look through the list of object elements or their coordinates and velocities to add or to change it. ...

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• Head Litter of Minor Planet Names
• Laboratory of minor bodies of Solar system
• EPHEMERIDIES OF MINOR PLANETS (EMP)

. You can use the following metacharacters within any shell to create regular expressions that match file names. ? matches any single character * matches any number of any characters [nnn] matches any of the enclosed characters [!nnn] matches any character that is not enclosed [n-n] matches any character in this range . Examples .

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• Examples of using regular expressions for file names
• rtftohtml Users Guide - 4 Special Processing
• Fill-Out Forms

Rules for natural satellites observation rough data CONTENT file Version 28.06.2000 /Arlot J.-E., Emelianov N./ ------------------------------------------------------------------ Contents. ... IAU code> - <observatory name> <NL> <NL> Reference. ... planet number>-<planet name>[:<quantity>], <NL> <satellite number> [-<temporary name>] [-<satellite name>]:<quantity> , <NL> ... <satellite number> [-<temporary name>] [-<satellite name>]:<quantity> <NL> reference frame: astrometric | ...

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• Nomenclature of natural satellites

These observations are aimed at fully charactering FORS1 photometric system (UBVRI zero-points, color-terms and extinction coefficients) for the Tektronix 2048x2048 pixel CCD (24µm px) . To this aim, the two Landolt/Stetson photometric fields SA95 and SA101 will be observed on a number of epochs and at different airmasses during February and March 2007. ... SA101 . ... OBs for SA101 have to be observed during evenigh twilight (exceptions are expected for the second half of March) . ...

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• DFS Department internal procedure for issue of documentation
• Procedure to be followed by DMD secretary for DFS Group documentation
• the Technical Archive procedure for issue of documentation

SUBROUTINE TAP_ESYMB ( IZ, SYMBOL, STATUS ) . Return the element symbol. SUBROUTINE TAP_ENAME ( IZ, NAME, STATUS ) . ... FUNCTION TAP_EMASS ( IZ ) . Return the mean atomic weight of an element. FUNCTION TAP_ZELEM ( NAME ) . ... FUNCTION TAP_AELEM ( NAME ) . ... The mean atomic weight of the element associated with the given name is ! ... The element name associated with the given atomic number is ! ... The atomic number ot element associated with the given name is ! ...

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• Armagh Observatory Asteroid Ardmacha
• Armagh Observatory
• Send Your Name in Space! | International Year of Astronomy in Ireland |

Astronomy Picture of the Day . ... 20.04.1998 . ... Credit: Phil Weisgerber ( TRW ), AXAF Team , NASA Explanation: Can you name this satellite? ... But after whom should the Advanced X-ray Astrophysics Facility (AXAF) be named? If your submitted suggestion conforms with contest rules and is chosen, you will have named the most powerful X-ray satellite ever built, and may even win a prize. ... April . ... April 1998 . ... Publications with keywords: satellite . ... SIRTF: Name This Satellite . ...

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• SIRTF: Name This Satellite
• Астронет > Name This Satellite
• Астронет > SIRTF: Name This Satellite

... JavaScript 1.2: added name , text , x , and y properties Using the HTML A tag or calling the String.anchor method. The JavaScript runtime engine creates an Anchor object corresponding to each A tag in your document that supplies the NAME attribute. It puts these objects in an array in the document.anchors property. ... A string specifying the anchor's name. text . ... The horizontal position of the anchor's left edge, in pixels, relative to the left edge of the document. y . ... Anchor . ...

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• VLT Unit Telescopes Named at Paranal Inauguration (ESO Press Release 06/99)
• mod_vhost_alias - Apache HTTP Server
• The Discovery of the Galilean Satellites

This module provides support for dynamically configured mass virtual hosting . ... Source File: mod_vhost_alias.c . ... For simple name-based virtual hosts you might use the following directives in your server configuration file: UseCanonicalName Off VirtualDocumentRoot /usr/local/apache/vhosts/%0 . A request for http://www.example.com/directory/file.html will be satisfied by the file /usr/local/apache/vhosts/www.example.com/directory/file.html . ... Module: mod_vhost_alias . ...

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• Definitions of terms used to describe Apache directives
• Name-based Virtual Hosts
• Apache module mod_usertrack

spectrum1d - compute auto- [and cross- ] spectra from one [or two] timeseries. spectrum1d [ x [ y ] file ] -S segment _ size ] [ -C ] [ -D dt ] [ -N name _ stem ] [ -V ] [ -W ] [ -bi [ s ][ n ] ] [ -bo [ s ] ] spectrum1d reads X [and Y] values from the first [and second] columns on standard input [or x [ y ] file ]. ... Units same as ypower. name _ stem .npower Power spectral density of the noise output. Units same as ypower. name _ stem .gain Gain spectrum, or modulus of the transfer function. ...

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• http://xray.sai.msu.ru/~ivan/gmt/man/grdinfo.html
• http://xray.sai.msu.ru/~ivan/gmt/man/fitcircle.html
• http://xray.sai.msu.ru/~ivan/gmt/man/xyz2grd.html

As conditional or control statements you have IF in many variants (but essentially not changed from Fortran 77), DO (with some new variants) and the completely new statement CASE . The DO- loop should now be ended with the statement END DO and we no longer need any statement number. In addition, we can use the statement EXIT to jump out of the DO -loop and CYCLE in order to go to the next iteration of the present DO -loop. ... all negative numbers WRITE (*,*) 'Negative number' CASE (0) ! ...

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• Specifications
• Sergey Ayukov | Сергей Аюков homepage
• Program units

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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• Getting Common Information About Access Points
• Region Names and Colors
• Additional Tools

slitless -- Extract a spectrum from a direct/GRISM image pair slitless image grism output PARAMETERS . ... A two dimensional direct image to be used to select an object. grism . A two dimensional GRISM image containing slitless spectra of objects present in the direct image. output . ... Toggle whether or not a background estimate is subtracted from the extracted object spectrum. mingood = INDEF . Pixels of the grism image with values smaller than this are ignored. maxgood = INDEF . ...

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• MARKBACK (Aug99) --- nictools --- MARKBACK (Aug99)
• POLIMODEL (V1.00) --- April99 --- POLIMODEL (V1.00)
• HSTPOLSIM (V1.00) --- April99 --- HSTPOLSIM (V1.00)