Microsymposium 40, abstract 88, 2004 (A4 format) GAMMA RAYS FROM MAJOR ELEMENTS BY THERMAL NEUTRON CAPTURE REACTIONS: EXPERIMENT AND SIMULATION FOR PLANETARY GAMMA-RAY SPECTROSCOPY. ... Then the calculation can be restarted by producing gamma rays and let them trans- GAMMA RAYS FROM MAJOR ELEMENTS BY THERMAL NEUTRON CAPTURE REACTIONS: N. Yamashita et al. port and react, with initial energies determined the outside multiplication and initial locations wh neutron capture reaction took place. ...

... Развивающая игрушка ПОДСОЛНУХ от Tiny Love для маленьких детишек. ... Five hungry dinosaurs--from mighty little Microraptor to colorful Carnotaurus--sink their teeth into this tasty novelty book, created with the American Museum of Natural History and Caldecott-honor winner Steve Jenkins. Kids can count along as the dinosaurs take bite-sized chunks out of each page. The number of bites matches the counting number on each spread! ...

... Well, the taxis in India are black with yellow roof. There is a counter on the taxi (a mechanical, old-fashioned device); the counter is outside the passenger compartment, in front of the windscreen of the car. Check if the counter indicates zero before the start. On the arrival, see the number on the counter. ... Ask the taxi-driver to give you a special table explaining dependence between the number on the counter and the price that you should pay. ... Never get taxi without the counter. ...

Trace: q3c . start : q3c . ... SAI VO Projects . ... Help on Wiki search . ... dropdb q3ctest createdb q3ctest psql q3ctest /usr/local/pgsql/share/contrib/ q3c .sql psql q3ctest /usr/local/pgsql/share/contrib/pg_sphere.sql \timing on DROP TABLE running_ q3c ; DROP TABLE running_pgsphere; CREATE TABLE running_ q3c (id INT, ra FLOAT, dec FLOAT); CREATE INDEX running_ q3c _idx ON running_ q3c ( q3c _ang2ipix(ra, dec)); CREATE ... SAI VO | ... SAI MSU | ...

. Уважаемый Гость ! . Напомнить пароль . Ваш логин: пароль: Can't execute SELECT COUNT (*) FROM votes_list WHERE id_vote= and login='Guest' and status_vote=-13 in astrotop database: ОШИБКА: ошибка синтаксиса (примерное положение: "and") LINE 1: SELECT COUNT (*) FROM votes_list WHERE id_vote= and login='G... ^

... ROSAT ? германская космическая рентгеновская обсерватория. ... На борту спутника находился созданный в Германии рентгеновский телескоп с возможностью получения изображений, в фокальной плоскости которого находилось 3 прибора: два германских позиционно-чувствительных пропорциональных счетчика и американский прибор получения высококачественных изображений. ... 1М (космический аппарат) . ... 2МВ (космический аппарат) . 3МВ (космический аппарат) . ... Союз (космический корабль) . Союз 7К-Л1 . ...

... Tonight's Sky . ... Mars . ... space flight . ... Probe counts space rock impacts on Mars . Researchers have identified 248 new impact sites on parts of the martian surface in the past decade, using images from the Mars Reconnaissance Orbiter to determine when the craters appeared. ... Space rocks too small to reach the ground on Earth cause craters on Mars because the Red Planet has a much thinner atmosphere. ... Only registered members of Astronomy.com are allowed to comment on this article. ...

... The imaging chip of the Trifid Camera is read out, one well at a time, by a 16-bit Analog to Digital Converter (ADC). ... Daniel) Zero bias, 500 millisecond flash: 2,000 bias, 500 millisecond flash: Zero bias, 50 millisecond flash: 2,000 bias, 50 millisecond flash: Zero bias, 5 millisecond flash: 2,000 bias, 5 millisecond flash: Zero bias, 0.5 millisecond flash: 2,000 bias, 0.5 millisecond flash: In the first set of images, which used a 500 millisecond flash, there is little difference. ...

University Satellites and . Space Science Education . ... It is necessary to select a topic interesting from scientific point of view and simple enough to allow students understand and participate in all stages of experiment from measurements via data analysis to physical inference. ... Solar modulation effects and physical characteristics and analysis of the major solar events are possible only by joining data from space-born and surface particle and radiation detectors. ...

This module provides an environment variable with a unique identifier for each request. ... The unique identifier is even unique across multiple machines in a properly configured cluster of machines. ... On Unix machines, Apache creates several children, the children process requests one at a time. ... To distinguish time we will use a Unix timestamp (seconds since January 1, 1970 UTC), and a 16-bit counter. ... The actual ordering of the encoding is: time stamp, IP address, pid, counter. ...

... Average effective wavelengths and band widths for various sp ectra Lyrae spectrum f flat k е 1014 Hz 5386 ± 18 4.66 ± 0.04 5714 ± 12 4.1 6234.5 ± 0.5 1.03 5372 ± 18 4.69 ± 0.04 eff 2 Optical Filter ID 1 2 3 4 a Fo c -6 10 erg/cm2 s 12.55 ± 0.10 11.04 ± 0.01 2.77 ± 0.004 12.63 ± 0.10 fo d 6 10 photons/cm2 s 3.40 ± 0.02 3.18 ± 0.004 0.87 ± 0.002 3.42 ± 0.02 Power-law eff f 2 е 5746 ± 317 6197 ± 253 6305 ± 31 5736 ± 316 spectra pl k 1014 Hz 3.70 ± 0.26 3.14 ± 0.16 0.88 ± 0.01 3.70 ± 0.27 Table 1. ...

... 2 Measurement of PMTs counting characteristics and selection of op erating p oint To select the operating point of the PMT, that is the optimal values of the high voltage supply and pulse discrimination threshold, the command run counting=hv value is provided in the program mass. ... Starting with the minimum voltage (say 550 V) run command run counting=550 for the measurement execution. ... It is recommended to take measurements for the set of values of 0.4, 0.6, 0.8, 1.0. ...

... Telescopes . ... 2002: . A quartz echelle spectrograph with a large diameter of the collimated beam (NES) equipped with a CCD (2048x2048 elements) was designed, manufactured and put into operation in the Nasmyth focus of the 6-m telescope. ... We have developed and tested the model of a new-generation three-element broadband radiometric matrix system at the RATAN-600 extremely short wavelength of 1 cm, allowing a large replication to over 100 elements. ...

... LINKS . ... Founded in 1971 by a group of enthusiasts and star aficionados, our association is now counting more than 130 members.As a national association we attract hobby astronomers from the whole country to our regular night-sky observations and to the meetings in our club at Dudelange. ... Club News . ... by topic : PDF File Download (360KB) . by title : PDF File Download (640KB) . ... Article about AAL in "Le Quotidien" newspaper of Juli 21 2005 - PDF File Download (132KB) . ... SOME LINKS . ...

... Contact Us . ... Planetarium Staff . ... Armagh Goes Digital . ... тАв Disabled parking available in close proximity to the building . ... тАв Ramp access to all parts of the ground floor of the main building . тАв A lift at the front of the building allows access to the first floor and the Digital Theatre . ... тАв Two unisex, wheelchair accessible toilets in the building, one on the ground floor and one on the first floor . ... Front entrance of Armagh Planetarium . ... 2009 ARMAGH PLANETARIUM . ...

This page contains the table of contents and select excerpts only and is not a complete reproduction of this issue. Complete content for online Mercury is available to ASP members and institutional subscribers . ... As Indiana University astronomer John Salzer well knows, not all of them are easy to classify, and a few even appear to be relics from a bygone age. ... But at the same time, Johannes Kepler made a fundamental contribution to astronomy. ... A Messenger to Mercury , Paul Deans . ...

... In the USA it was called space Shuttle system. ... NPO MOLNIYA was founded on the basis of two design bureaus: BUREVESTNIK (Chief Designer A. V. Potopalov) that had experience in the creation of heavy supersonic aircraft and anti-aircraft missiles and MOLNIYA (Chief Designer M. R. Bisnovat) which developed unmanned flight vehicles and an Experimental Machine-Building Plant (General Designer V. M. Myasischev) where heavy and high altitude aircraft were designed and tested. ... Buran Orbiter . ...

... The accuracy of the RESIK measurements allows photospheric and coronal abundance sets, important for the free­bound continuum, to be discriminated. ... The FB emission depends on the set of abundances used in the calculations, a coronal set (Feldman 1992; Fludra & Schmelz 1999) giving rise to greater emission than a photospheric set (Grevesse et al. ... Right panel: continuum fluxes compared for coronal (Feldman 1992) and photospheric (Grevesse et al. 2007) abundances for Te = 15 MK. ...

To see a Russian version of this page, click here . ... Graduated from Moscow State University (MSU), Faculty of Physics in 1976. Ph.D. degree - 1988, MSU. Main field of scientific activities: photometric investigations of various stars, close binary stellar systems and other astronomical objects, including research with use of fast photoelectric photometry with a high time resolution till 1 millisecond. ... New portable photometer . ... Send your mail to: tem@sai.msu.ru ...

... Bad Astronomy . ... Bitesize Astronomy . ... Mad Science . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... At what rate are photons collected when HST is viewing objects billions of light years away? ... Part of my job is to figure out exactly this number-- for an object of a given brightness, how many photons do we see in our camera aboard Hubble? ... Even over the area of Hubble's 2.4 meter mirror, only a handful of photons are counted every second. ... 2008 Phil...