... A hundred years later, a handful of Tunguska-sized asteroids have been spotted by telescopes, but most remain unseen. The asteroid designated 2008 TC3 , which made the news on October 6th before colliding with the Earth on October 7th was too small to constitute a part of the "Earth impact hazard". ... 2008 TC3, for example, finally exploded in the atmosphere above Sudan . ... Wednesday, 8 October 2008 01:15 . International Year of Astronomy, Ireland National Node . ...

... This story was presented at a press conference at the American Astronomical Society meeting in Atlanta, Georgia, at 10am on 7th January 2004, US Eastern Time (2am 8th January AEST). ... The animation uses data from the Anglo-Australian Telescope (at Siding Spring Observatory) and the Blanco Telescope (at Cerro Tololo Observatory), and should be credited to NASA. NASA Website: The galaxy filament was first identified using the Blanco Telescope at Cerro Tololo Interamerican Observatory: . ...

Blackholes Forum Message . ... Good Question. ... We really don’t know what causes gravity ( mass properties ) only how it works in the present universe state. ... It may be that you have just proven your assumption is wrong and gravity/mass properties do depend on the present universe state to exist. ... www.astronomy.net . About Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

Next: Advantages of the command line interface Up: Ceilidh - On Line C Tutoring System Previous: Question/answer exercises . ... commands . ... Command Purpose commands See commands available set.cse pr1 Select course "pr1" commands See extra course commands lu List unit titles set.unit 4 Set a particular unit lx List exercise titles set.ex 4 Select exercise to solve vq View question setup Set up program skeleton ep Edit program cm Compile program run Run program sub Submit cks Check submitted . ...

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Luna and Io - A Comparison Study . ... They will construct paper scale models of Io , Luna , Earth and Jupiter and use these models to explain the differences between the two moons. ... Explain to the students that the picture is not to scale, but that it represents Jupiter and one of its moons. ... Have the students divide into groups of three or four and construct scale models of the Earth/Luna system, and the Jupiter/Io system, using the facts on the data sheets. ... Jupiter, Io, Earth, and Luna . ...

... Current Challenges 5 How/Why: Histor y/Metho ds * Putting Flexible/ Multiscale `NP' mo dels * Together w ith parametrize d physics-base d mo dels * Full Bayesian Posterior framework * `Likeliho o dist' (Tanner ... Complexity Penalty * Bayes allows Mo dularity: Data Augmentation, * Bayes allows complex, high- dimensions: MCMC 6 Multiplicative Multiscale Innovation Models Timmermann Nowak, 1999 Kolaczyk, 1999 Multiplicative ...

... Natalya V. Raguzova and Sergei B. Popov . ... We present a compilative catalogue of Be/X-ray binaries and candidates in the Galaxy and in the Large and Small Magellanic Clouds. This catalogue contains 160 sources and provides information on names and spectral types of optical components, distances, on spin characteristics of neutron stars, and on orbital and X-ray properties of binary systems. ... Be/X-Ray Binaries and candidates in the Galaxy . Galactic sources: comments to the Table 1 . ...

... See also the NAIC spectrum management page. Note that the full ALFA band covers 1225 to 1525 MHz. ... An example was shown of the OH spectrum of an OH/IR star obtained with 3-level sampling using the present autocorrelator showing lots of ringing. ... But also, we need simple RFI removal software. ... This also relates to the issue of maximum BW: 100 or 200 MHz bandwidth? From my experience, the spectrum seems to be pretty clean out to 1225 MHz, and so there is a case for 200 MHz bandwidth. ...

SECOND CREW REQUIRED RESOURCES FIRST RUSSIAN VISITING CREW IMAGE VIDEO . ... FIRST RUSSIAN VISITING CREWS . ... Moscow Mission Control Center (MCC-M) has hosted a press conference of the first visiting crew, which arrived on-board ISS on April 30, 2001 in Soyuz TM-32 transportation vehicle. ... The conference was held during two communications sessions within the radio coverage zone of the Russian ground measuring stations. EXTRACTS FROM PRESS CONFERENCE . ... UNIVERSAL SPACE PLATFORM | ...

... Staring across interstellar space, the alluring Cat's Eye nebula lies three thousand light-years from Earth. ... HD 189733b is a Jupiter-sized planet known to orbit a star some 63 light-years away. ... LDN 1622: Dark Nebula in Orion . ... The Snowflake Cluster versus the Cone Nebula . ... A Dark Sky over Death Valley . ... These stars, known as the star cluster R136, and part of the surrounding nebula are captured here in this gorgeous visible-light image from the Hubble Space Telescope. ...

... a set of permissions associated with every file and directory that determine who can read it, write to it, or execute it. Only the owner of the file (or the super-user) can change these permissions. a mathematical term that refers to a number, character or word which changes the action of the command it is applied to. a standard code used for representing information on computer systems and networks. It uses the printing and non-printing characters that can be generated by the keyboard. ...

Woman's Rights Randolph-Ozark Folksong There's very much trouble at present Throughout the political ring, The foreign affairs or domestic Of which I am going to sing. ... He's mad if I happen to mention The subject we call Woman's Rights. cho: We're going to vote at the election Oh Dear! How it'll trouble the men The think that under woman's direction They'll never hold office again. He says we were never created To govern, to rule or to vote. ...

Preliminary 1999 SOHO LASCO Coronal Mass Ejection List (Revised 01-Apr-1999 -- SPP) N.B. This is a working version of a catalogue of probable coronal mass ejections detected in white light observations of the LASCO coronagraphs. ... 28-Mar-1999 16:30 N Faint arcade-like ejection. ... 29-Mar-1999 16:30 N Faint loops over pole. ... 30-Mar-1999 09:30 W Loop front with cavity and core. ... 31-Mar-1999 14:30 W Loop front with narrow feature to S. Two separate events? 01-Apr-1999 11:54 NE Faint loop. ...

... Alex Gagliano presenting his AAS Poster . ... Earlier this month, Alex Gagliano presented a poster at the American Astronomical Society (AAS) meeting in Orlando, Florida. ... Alex is a third year student at Virginia Tech University in the USA, and this was Alex's first AAS meeting. ... Alex received many questions and inquiries about his poster, visible on the background. Overall, his first AAS presentation was very well received. Well done Alex! ... today * ATNF | ...

... 8, ``Celestial Mechanics'', 2002 Two problems in solar systems dynamics, possible solutions and future A. Fienga IMCCE­Observatoire de Paris, Paris, France In this contribution, two major aspects of the new challenges of the solar system dynamics are presented. ... As it was demonstrated by (Standish and Fienga [4]), the perturbations of the Mars orbit by the asteroids are difficult to modelize and they present now the main limitation of the present theory of Mars motion. ...

... By using the tools of sections (20) and (21), the mathematics of approximate solutions developed in (M-5), and assuming all orbits are circles, it is a relatively straightforward job to calculate the distance to the Lagrangian L1 point (or to L2). ... Let the gravitational constant be denoted by G , the mass of the Sun by M , that of Earth by m , the Earth's distance from the Sun by r and its velocity in its orbit by v . ... GMm / r 2 = mv 2 / r . and multiplying both sides by r / m . ...