... 2006 May 7 . NGC 2440: Cocoon of a New White Dwarf . Credit: H. Bond ( STScI ), R. Ciardullo ( PSU ), WFPC2 , HST , NASA . Explanation: Like a butterfly , a white dwarf star begins its life by casting off a cocoon that enclosed its former self. ... In the above cocoon , the planetary nebula designated NGC 2440, contains one of the hottest white dwarf stars known . ... Our Sun will eventually become a "white dwarf butterfly" , but not for another 5 billion years. ... About APOD | ...

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... 2000 July 30 . NGC 2440: Cocoon of a New White Dwarf . Credit: H. Bond ( STScI ), R. Ciardullo ( PSU ), WFPC2 , HST , NASA . Explanation: Like a butterfly , a white dwarf star begins its life by casting off a cocoon that enclosed its former self. ... The above cocoon, the planetary nebula designated NGC 2440, contains one of the hottest white dwarf stars known . The white dwarf can be seen as the bright dot near the photo's center. ... About APOD | ... NASA Technical Rep.: ...

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The Tail of a Wonderful Star . ... Credit Copyright: NASA , JPL-Caltech, GALEX , C. Martin ( Caltech ), M. Seibert( OCIW ) Explanation: To seventeenth century astronomers, Omicron Ceti or Mira was known as a wonderful star, a star whose brightness could change dramatically in the course of about 11 months. ... Billions of years ago Mira was likely similar to our Sun, but has now become a swollen red giant star, its outer layers of material blowing off into interstellar space. ...

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... We have compared visualized fields of GSC and USNO A1.0 catalog with unpublished photographic finding charts that were sent by L. Plaut to the compilers of the GCVS. ... 7-15 A9 --- GCVS GCVS or NSV name 17-25 F9.4 --- GSC GSC number 26 A1 --- NoteFlag *Nonstar (GSC) flag 28-29 I2 h RA2000GSC.h Hours RA (GSC), equinox 2000.0 31-32 I2 min RA2000GSC.m Minutes RA (GSC), equinox 2000.0 34-38 F5.2 s RA2000GSC.s Seconds RA (GSC), equinox 2000.0 40 A1 --- DE2000GSC.- ... Plaut, L., 1966, Bull. ...

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Supernova 2009js in NGC 918 . This page is devoted to information on Supernova 2009js in NGC 918 . Basic information on this SN, including the last reported brightness, on this Supernova can be found on the main page . Information on the original web pages for many of these images can be found on the updates and links web pages. Discovered independently by Lick Observatory Supernova Search (USA) and Koichi Itagaki (Japan). ... 2009/10/11.44 . 17.2 . ... Joseph Brimacombe . ...

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... A meta-data object is a hash of different types of meta-data (keyed on the type, such as 'FIELD' and 'TOPICINFO'). Each entry in the hash is an array, where each entry in the array contains another hash of the key=value pairs, corresponding to a single meta-datum. ... The array entries are keyed with the attribute 'name' which must be in each entry in the array. ... put ObjectMethod put ($type,\%args) . ... get ObjectMethod get ($type,$key) -> \%hash . ... remove ObjectMethod remove ($type,$key) . ...

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. SDPpred: a tool for prediction of amino acid residues . that determine differences in functional specificity of homologous proteins .

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... Sooner or later, you may need to assign the contents of one zval container to another. ... To copy this complex kind of data, use the copy constructor . ... Now, in order to effectively duplicate its contents, the copy constructor is called. ... If you omit the call to the copy constructor in this example, both parameter and return_value would point to the same internal data, meaning that return_value would be an illegal additional reference to the same data structures. ...

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. You can have several vi environments, each of which is different from the other. For example you might want a vi environment for writing C code and another for writing troff source files. This is done by placing a different .exrc file in each directory that you use vi in. Each .exrc file contains set option commands to create the type of vi environment you want while editing files in this directory.

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Next: NIS versus NIS+ Up: The Network Information System Previous: The Network Information System . NIS keeps database information is in so-called maps containing key-value pairs. Maps are stored on a central host running the NIS server, from which clients may retrieve the information through various RPC calls. ... For instance, you may search the hosts file for a host name as well as for an IP-address. ... Maps will be created only on the master server's host. ...

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The mass terms for fermions in the electroweak theory are generated via their invariant Yukawa interaction with Higgs doublet. ... produces the mass terms for doublet components . which are accompanied by vertices of interactions of fermions with Goldstone fields: . ... Such terms form two mass matrices: one for upper and another for lower fermions. ... Generally the Lagrangian is written down in terms of fermion fields which directly correspond to particles. ...

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• Independent parameters of the model

... While RPM's build root requires a certain amount of spec file and make file tweaking in order to get it working properly, directing RPM to perform the build in a different directory is a snap. ... RPM's build area consists of five directories in the top-level: . ... The next step in getting RPM to use a different build area is telling RPM where the new build area is. ... exit 0 Executing: %build + cd /home/ed/mybuild/BUILD + cd cdplayer-1.0 + make gcc -Wall -O2 -c -I/usr/include/ncurses