spaceweb@oulu.fi - last update: 18 February 1997, 1100 UT (RR) . Black aurora is a lack of auroral emission in a small, well-defined region within an otherwise uniform, diffuse background or within auroras exhibiting a degree of shear behaviour intermediate between that of diffuse and discrete aurora (e.g., Davis, 1978). It appears to be a common feature of the midnight sector during late substorm recovery phase (Trondsen and Cogger, 1997). ... 30 , 371-380, 1978. ... 102 , 363-378, 1997. ...

... Join Us for English" is a restructured and fully updated edition of the successful "Join In". This exciting course for young learners provides a motivating and enjoyable way to learn English. ... Join Us for English" is easy to use and fun for the class. ... The course is based on the theory of Multiple Intelligences and contains a variety of activities to meet the needs of children with different learning styles. ...

. Computer Ephemeris for 2014 from DE200/LE200. Map of the Solar eclipse - 29 Apr 2014. =1.0 violet lines are for isohrones (every exact half of hour). Please use ordinal common sence to orient yourself in the map. Mercator global view. Stereographic global map.

... Aluminum oxide and the opacity of oxygen-rich circumstellar dust in the 12-17 micron range. ... Optical constants: . amorphous alumina (compact/porous) Some details: . ... The optical constants directly obtained from the data by Lorentz oscilator fitting for the range 20-1300 cm -1 correspond to porous alumina. Assiming that the pores are filled with liquid water the optical constants for "compact" alumina were derived using the Bruggeman rule of effective medium theory. ...

. Map of Ukraine . Ukraine on wikipedia.com . History of Ukraine from Brama.com . Astronomy in Ukraine . Colors of flag of Ukraine Etude. by Yushchenko V., Jr. Our Observatory -- MAO . BRAMA of common interest . BBC view on Ukraine . Some info about us from Yankees :) .

... What's New? Bad Astronomy . ... News . ... Site Info . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... Actually, I am always amazed that many people have not seen sundogs (or the even more common halo around the Sun) considering how common they are. I think two things are the cause: one is that people tend not to look at the Sun too closely (a good plan!), and the other is that people simply tend not to notice the sky around them. ... 2008 Phil Plait. ...

... KTP Specifications Flatness Scratch/Dig Code Parallelism Perpendicularity Angle Tolerance AR Coating Wavefront Distortion Dimension Tolerance Clear Aperture /8 at 633nm 10/5 to MIL-O-13830A < 20 arc seconds 5 arc minutes < ± 0.5°, < ± 0.5° R < 0.2% at 1064nm and R < 1.0% at 532 nm < /4 at 633nm (W ± 0.1 mm) x (H ± 0.1 mm) x (L + 0.2 mm/- 0.1 mm) > 90% of central area Standard Products Part No. ...

. Please, send us your request in English: . First Name: Last Name: E-mail: Phone: Subject: . Request of additional information about Ionosonde Parus. Request of Ionograms out of Ionosonde Parus Archive Ionograms. What Type of Ionogram do you need ? None Raw Ionogram Processed Ionogram . What format of Processed Ionogram do you prefer? None Common format of Ionosonde "Parus" SAO format

... You can use the Starlock Utility program to update your Starlock firmware. ... L X800 Telescope with Autostar II handbox Starlock wit h con necting cable Meade #507 con necting cable Meade RS232/USB adapter (if needed) Computer with Starlock Utility program Updated Starlock firmware Installation From the Meade website, download the Starlock firmware update to the computer desktop. ... If you have changed serial ports, click on the "Reset Con nection " button in the utility program. ...

... The Science Operation Department is composed of Astronomers, Telescope Instruments Operators(TIOs) and Data Handling Administrators(DHAs). ... Astronomers have proposed several methods to quantitatively measure the amount of turbulence above the telescope, which the most common ones is Differential Image Motion Monitor (DIMM). In optical testing, the Hartmann test is the common method to test the quality of optical components. ... Hartmann mask consists of 48 lenses. ...

SP ACE CENTER September 2003 L YNDON B. JOHNSON SP ACE CENTER Houston, Texas Volume 42 Number 9 In This Issue Director's Message 2 CAIB Report released 3 The potential of plasma 4-5 Expanding on-orbit care 6 Co-ops talk to Expedition 7 7 Hispanic Heritage Month Profiles ... The Columbia Accident Investigation Board's report is published. ... A Type A Mishap Board, chaired by Peter Allen from Marshall Space Flight Center, was formed to investigate the accident. ...

... SMIS ] . ... Aqua, 22.04.2004, 04:15 GMT . ... Space Research Institute, Moscow ( http://smis.iki.rssi.ru/ ) . NOAA 12, 3.04.2004, 13:20 GMT . ... NOAA 16 20/08/2003 3:09 GMT . ... NOAA 16 4/04/03 10:41 GMT . ... NOAA 15 1999.12.14 09:32 MSK . ... NOAA 15 . ... NOAA 14 22/01/1999 9:13 GMT . ... Pseudo-colour image. ... Red - channel 5, Green - channel 2, Blue -channel 1 . ... True-color composition from NOAA 12 and NOAA 14 AVHRR Channel 3 data using images acquired at different times of a day. ...

... About meteorites . ... Meteoritic data . Meteorite Encyclopedia . ... About laboratory . ... In addition, meteorites are divided into falls and finds depending on how they were collected. ... In other words, by far most meteorites falling on Earth are chondrites. Finds are meteorites that were not seen to fall but were subsequently discovered on the ground, often long after they landed. ... The vast majority of meteorites in museum and private collections around the world are finds, not falls. ...

... 2015 - 2016 . ... Eugene Higgins Professor of Astrophysics, Princeton University . ... December 8, 2015 . ... November 10, 2015 . ... University of the Sciences in Philadelphia author . ... Amateur Astronomer . ... 2014 - 2015 . ... June 9, 2015 . ... Digital Planetarium and the 2012 Transit of Venus from Hawaii . 2013 - 2014 . ... International Occultation Timing Association . ... 2012 - 2013 . ... 2011 - 2012 . ... Princeton University . ... Amateur Astronomers Association of Princeton, Inc., ...

... SUPER RATIO . ... On this page I will present the most important (on my opinion) idea on Intellegence Life in the Universe . ... On the problem of the Super Ratio in astrophysics" . ... As a matter of fact, this is the main problem of the modern natural science. ... Here I shall try to speak about the most important problem of the modern natural science, the problem which is undoubtedly, of more importance than discovery of Blacks Holes, creation of Grand Unification Theory or Artificial...

... For the past years I have been working on the problem of synthesis of light curves of close binary systems, consisting of a normal star and a compact object (point object with fixed X-ray luminosity). ... Possible existence of a bright spot on the disk's lateral surface is taken into account. ... The last of then will be published in Gordon and Breach Publishers ( Cherepashchuk A.M., Katysheva N.A., Khruzina T.S., Shugarov S.Yu. ... Cherepashchuk A.M., Katysheva N.A., Khruzina T.S., Shugarov S.Yu. ...

... part 1 | ... Part 3 . The new circuit of global tectonics of the planets and their satellites . ... The "too hot" substance (magma) is formed of combination of different sort of atoms of chemical elements, spontaneously arising in the entrails of the pre-Earth cosmogenic vortex (and equal in entrails of other celestial object of spherical form). ... The water dropped out from the last it gradually was condensed and formed the widths of uniform Global ocean. ...

Tuesday, September 28th, 2010 . 14-17 сентября 2010 года прошла международная конференция WEGENER (http://www NULL .koeri NULL .boun NULL .edu NULL .tr/jeodezi/wegener2010/) (Bogazici University, Istanbul / TURKEY), в которой мы приняли участие и сделали два доклада: . ... You are currently browsing the Лаборатория лазерной интерферометрии blog archives for September, 2010. ... Публикации за 2011 . Публикации за 2012 . ... Лаборатория лазерной интерферометрии is proudly powered by WordPress . ...

... 248, 2007 W. J. Jin, I. Platais & M. A. C. Perryman, eds. c 2008 Intern atio nal A stro nom ical U nion doi:10.1017/S1743921308018838 A compiled catalogue of reference stars around the selected ERS in the northern sky V. P. Ryl'kov1 , N. Narizhna ja1 , A. Dement'eva1 , N. Maigurova2 , G. I. Pinigin2 and Y. I. Protsyuk2 1 Main Astronomical Observatory of RuAS, MAO RuAS, Russia email: vryl@gao.spb.ru; 2 Nikolaev Astronomical Observatory, NAO, Ukraine email: pinigin@mao.nikolaev.ua Abstract. ... Pul...

... S.P. KOROLEV ROCKET AND SPACE CORPORATION ENERGIA . ... OAO RSC "Energia" . ... Company's History . ... ISS Russian Segment . ... Missions Archive . ... News . ... The Commission made decisions on implementing the processing and launch stages based on conclusions of the Technical Management led by V.A. Lopota, President of S.P. Korolev RSC Energia, General Designer. ... Progress М-07 is the 39th Russian space vehicle intended to deliver cargo to the ISS. ... 2015 JSC "S.P. Korolev RSC "Energia" . ...