... The following 7 sections discuss Kepler's laws and develop some applications. ... This discussion continues in section #20 on Newton's "Universal Gravitation" and the two that follow, in which Kepler's 3rd law is derived for circular orbits. ... Lesson plans for teachers exist for most of these sections, starting with http://www.phy6.org/stargaze/Lkeplaws.htm and continuing in sections 11, 12, 11a, 12, 20 and 21 of http://www.phy6.org/Lintro.htm . ...

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. ...

... From the top-level of the Apache source tree, type: cd support [ENTER] . ... From support/suexec.h /* * HTTPD_USER -- Define as the username under which Apache normally * runs. ... See the suEXEC documentation for more detailed * information. */ #define USERDIR_SUFFIX "public_html" /* * LOG_EXEC -- Define this as a filename if you want all suEXEC * transactions and errors logged for auditing and * debugging purposes. */ #define LOG_EXEC "/usr/local/apache/logs/cgi.log" /* Need me? ...

The database contains references to the papers, data files and links to the Internet resources related to measurements and calculations of the optical constants in the wavelength interval from X-rays to radio domain. ... References to some useful books and reviews on the subject (e.g. the classical handbooks edited by E.D.Palik) and links to Internet collections of optical constants and personal WWW pages with related software were also placed in the database. You have arrived at our welcome page. ...

... SFIT is a general-purpose code designed to optimize theoretical stellar spectra to an observed spectrum. ... While the programme expects input from "stdio", it is more natural to save commands in a file (eg "sfit_input") and run the code simply by . ... If the spectra to be fitted have a filename "star_spectrum", then the best fit spectrum will be written out, together with the renormalized input spectrum, to a file called "star_spectrum.fit". ... sets up model spectrum grid (and for 2nd star) . ...

... Participants . ... The workshop will take place at two locations: the Independent University of Moscow (3 days) and the Steklov Mathematical Institute (2 days). ... The registration fee is 150 USD for foreign participants (paid upon arrival by those who can cover it from their grants or institutions) and 3000 roubles for participants from the FSU (also paid for those who can cover it from their grants). This covers also the welcome party and the conference dinner. ...

National Aeronautics and Space Administration . ... Bruce McCandless II (Captain, USN, Ret.) NASA Astronaut (former) . ... He was a member of the astronaut support crew for the Apollo 14 mission and was backup pilot for the first manned Skylab mission (SL-1/SL-2). ... A veteran of two space flights, McCandless has logged over 312 hours in space, including 4 hours of MMU flight time. ... With the completion of this flight McCandless logged 191 hours in space (including 4 hours of MMU flight time). ...

... Classification models A classification model (CM) consists of the following components: Class definitions are given by means of a learning sample, implicitly including the number N and names of the defined classes. ... Optimal loss factors In case of classification aim (3) a set of three optimal loss factors -- weights for di#erent kinds of misclassifications -- has to be stated (Christlieb et al. 1998). ... The classification of spectra of unknown classes can then be carried out under MIDAS. ...

Canadian Paper Money] . ... Detailed reference which covers Canadian government paper money from the French playing card money of the 17th century to the present Birds of Canada issue.љ ... Also includes section on special serial numbers and paper money errors. ... 19.95 CDN --- E-Mail to reserve a copy. POSTAGE (CDN$) Canada United States International ------------ --------------- --------------- Regular $2.00 (1 wk) Air $5.00 (1 wk) $8.00 (1-2 wks) Surface $3.00 (2-3 wks) $4.00 (6-7 wks) . ...

... SPICE System Documentation . Comprehensive set of SPICE System documentation including tutorials, subroutines and data formats descriptions, etc. Other related home pages: . Navigation and Ancillary Information Facility at JPL . MARS-96 Space Mission . ... Please, forward comments and questions about information on this page and all descending NAIF and M96 SPICE implementation pages to NAIF group at IKI . naif@arc.iki.rssi.ru . ...

... The dates for the 3 rd Asian-Pacific Astronomy Olympiad are November 21-29. ... See personal data of the previous APAO as an example. ... Teams may stay in Xiamen since two days before before November 21 and two days later November 29, i.e. it is possible to arrive since November 19 and depart not later December 1. ... Monday November 19 Possible delegations arrive . Tuesday November 20 Possible delegations arrive . ... Friday November 30 Possible delegations depart . ...

... FTP access the basic models is here . ... Below, we put short descriptions of the used SED models for the photometric redshifts providing by the current server . ... The uniqueness of this model consists in expanding to the near IR (NIR) of Rocca-Volmerange and Guiderdoni's (1988) atlas of synthetic spectra with a revised stellar library, which includes parameters of cool stars. ... Homepage of the GISSEL model). ... Another model used earlier is the model of synthetic spectra of Poggianti (1997). ...

ATMoB "Galaxy Observing Award " Guidelines Purpose: To promote observing among the membership of the Amateur Telescope Makers of Boston through participation in the Galaxy Observing Awards program. ... Examples of elliptical galaxies: M49, M59, M60, M87, NGC 4125. Limiting Magnitude Assessment: Spirals: A spiral galaxy consists of a flattened disk, with stars forming a (usually two-armed) spiral structure, and a central concentration of stars known as the bulge. ...

This page is devoted to information on Supernova 1998ey in NGC 7080 Basic information on this SN, including the last reported brightness, on this Supernova can be found on the main supernova page. ... Ron Arbour discovery image 12/5.816/98 . ... Ron Arbour image 12/10.791/98 UT . ... cf. vsnet-chat 1503 . ... The new object, SN 1998ey, locates at R.A. = 21h30m00s.56, Decl. = +26o43'24".2 (2000.0), which is about 18" west and 20" north from the nucleus of the host SBb galaxy NGC 7080. ...

Simeis 147: Supernova Remnant . ... Credit Copyright: Robert Gendler Explanation: It's easy to get lost following the intricate filaments in this detailed image of faint supernova remnant Simeis 147. ... This supernova remnant has an apparent age of about 100,000 years - meaning light from the massive stellar explosion first reached Earth 100,000 years ago - but this expanding remnant is not the only aftermath . ... NASA Web Site Statements, Warnings, and Disclaimers . NASA Official: Jay Norris. ...

Summer Earth and Space Science Workshops for Teachers! ... Join us in Baltimore, Mar yland from July 30­ August 3, 2011 for one or more of the following: Weekend 2-Day Workshop , July 30­31 · In the Footsteps of Galileo: A Hands-on Workshop on Astronomy for Teachers Weekday 3-hour Short Courses, August 1­3 · Active Astronomy : Classroom Activities for Learning about the Electromagnetic Spectrum · Chasing Shadows: Bring NASA's Search for Earth-like Planets Around Other Stars ...

First results of X/S and X/Ka-band catalog combinations with full covariance information Andreas Iddink , Christopher Jacobs, Thomas Artz, Axel Nothnagel 22.09.2014 First results of S/X and X/Ka-band catalog combinations with full covariance information Andreas Iddink ­ 22.09.2014 Motivation Features of the ICRF2 ICRF2 (Defining- Sources ) 3414 ... Step: Import of the X/Ka catalog with full covariance information (Data provided by Christopher Jacobs et al. ...

The Astronomy Net . Articles | ... Forums . ... I have moved the entire Astronomy family of sites to a nice new server with the help of your previous contributions and personal funds. This server contains this site plus those listed at Astronomy Net . ... This site - www.astronomy.net - by itself sends about six billion bytes of information to visitors every month. ... I count on donations from patrons to help me keep Astronomy Net on the internet servicing the astronomy community. ...

Планета Земля и Луна . ... Космическая защита . Луна . Фотографии . ... Строение Луны . ... Страница: Начало одиссеи , Экспедиции , Море Кризисов , "Аполлон-8" , "Аполлон-9" , "Аполлон-10" , "Аполлон - 11" , E-8 "Луноход" , Испытания Л-1 , Луноход - 1,2 , КА "Луна 1-24" , КА "Луна-9" , Луна от КА СССР ; . Луна - наш космический спутник . ... Снимки Луны от аппаратов серии Луна и Зонд (СССР) . Фотографии космических аппаратов серии "Луна" (также Луноходы) и "Зонд" - СССР . ... Зонд 3 . ...

AMATEUR ASTRONOMERS ASSOCIATION Membership Application Please note: membership dues are collected on an annual basis, at the start of every calendar year. ... Sky & Telescope Magazine o Astronomy Magazine o YES o NO Membership Fee Donation (optional) TOTAL $35 Please mail your completed application, along with a check or money order for the above total amount to: Amateur Astronomers Association P.O. Box 150253 Brooklyn, New York 11215 ...