... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2009 February 17 . Unusual Red Glow Over Minnesota . ... When landing in Minneapolis , Minnesota , USA in 2002, just before his flight ascended above cloud level in the early evening, passenger Tyler Blessing saw and photographed "huge curved sheets of glowing light extending from cloud to ground." ... About APOD | ...

Еще в разделе: (Показать все результаты (>7977) - www.sai.msu.su/ )

• APOD: February 13, 1999 - Pluto: The Frozen Planet
• APOD: 2001 February 9 - Nashville Four Planet Skyline
• APOD: 2015 February 20 - An Evening Sky Conjunction

... 16.02.2009 . ... When landing in Minneapolis , Minnesota , USA in 2002, just after his flight descended below cloud level in the early evening, passenger Tyler Blessing saw and photographed "huge curved sheets of glowing light extending from cloud to ground." The glow appeared unlike other unusual lights more typically seen, including crepuscular rays , anticrepuscular rays and the glory . ... Publications with keywords: Earth - airplane . Publications with words: Earth - airplane . ...

Еще в разделе: (Показать все результаты (>130274) - www.astronet.ru/ )

• An Evening Sky Conjunction
• Sky and Planets
• Pluto: The Frozen Planet

... Energy in Russia . Common Purpose (comprehensive site) . Tata Energy Research Institute . ... Home Power Magazine . ... The Alternative-fuel Vehicle Directory . ... American Solar Energy Society . On line solar energy courses . The Fraunhofer Institute for Solar Energy Systems . Solar Electricity . ... American Wind Energy Association . British Wind Energy Association . ... Wind Energy Study Unit for Kids . ... U.S. Department of Energy Geothermal Energy Technical Site . ...

Еще в разделе: (Показать все результаты (>309) - zebu.uoregon.edu/ )

• Physics 162: Alternative Energy
• Comparative Review of Alternative Energies
• Overview of Alternative Energy

... This calibration approach is recommended when dealing with high frequency data from the old ATCA correlator, especially at 3mm wavelengths. ... The approach described here exploits the dual frequency bands that were available with the old correlator. ... Rather the current approach assumes that you have a single Miriad dataset containing bandpass calibrator, phase calibrator, flux density calibrator and program source. ... MFCAL . ... Input multi-source, dual-band dataset. select=source(1921-293) . ...

Еще в разделе: (Показать все результаты (>17200) - www.atnf.csiro.au/ )

• ATNF Colloquium
• Alternative treatment of DSA with synchrotron losses
• Information on planets

Astronotes Armagh Planetarium's Stellar Blog! ... Space Flight . ... Concept Spacecraft . ... Posted on June 23, 2011 | 37 Comments Has lurid fiction like the movie Iron Sky any basis in fact? €аEveryone knows that WW2 Germany developed rockets far in advance of the Allies, but some argue that in [ ] . Continue Reading.. ... Posted on October 15, 2010 | ... 3 Comments NASA?s next manned spacecraft will be the Orion, a capsule which will be carried into space by a rocket. ...

Еще в разделе: (Показать все результаты (>2847) - www.armaghplanet.com/ )

• space history | Astronotes - Part 6
• Weird And Fun | Astronotes - Part 5
• Astronotes | Armagh Planetarium's astronomy news from across the Universe -

. The Table on p. 5771 – 5779 includes alternative values of period and amplitude for minor planets marked in the Table “Minor planet lightcurve parameters” as having ambiguous value of period. The data for publication in the Table were supplied by B. Warner (Palmer Divide Observatory, Colorado Springs, U.S.A.), A. W. Harris (Space Science Institute, U.S.A.) and P. Pravec (Astronomical Institute, Academy of Sciences of Czech Republic).

Еще в разделе: (Показать все результаты (>479) - www.ipa.nw.ru/ )

... What's New? Bad Astronomy . ... News . ... The questions was: "During a flight, I saw a round rainbow shaped like a doughnut. ... However, she said that all rainbows are actually circles, and that she could not find a name for this phenomenon. ... One is that rainbows really aren't full circles. ... Basically, rainbows are due to light getting bent ("refracted") inside of raindrops. ... It's called a "glory", and is formed in a somewhat different way than rainbows. ... 2008 Phil Plait. ...

Еще в разделе: (Показать все результаты (>493) - www.badastronomy.com/ )

• Phil Plait's Bad Astronomy: Bitesize Astronomy

. This is the CIMA alternative drift map menu: . The following is the on-line help page for alternative drift map: . You can return to the main CIMA page by clicking here .

Еще в разделе: (Показать все результаты (>2285) - www.naic.edu/ )

• Star Names for Sale
• New Results Confirm Dark Galaxy Existence
• Extra-solar planets

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . View of the planets Uranus, Venus and Mars in the early evening western sky after sunset, as seen from Armagh at 7.00pm on 1 March 2015. ... Armagh Observatory reports that the next two weeks provide a rare opportunity to observe the planets Venus, Mars and Uranus in the western evening sky after sunset, and the bright planet Jupiter rising high in the East about the same time. ...

Еще в разделе: (Показать все результаты (>5179) - star.arm.ac.uk/ )

• J.E. Chambers, Research Astronomer
• Terry Mosely's Bulletins
• Galileo Exhibit, Evening Echo, 13 February 2009 | International Year of

home publications > mercury . SEARCH ASP SITE: Match ALL words Match ANY word . ... ASP Conference Series . Monograph Publications . IAU Publications . ... Publications of the ASP (PASP) . ... Mercury Magazine . ... Astronomy Beat . ... Mercury Magazine Contents . ... January/February 1999 . ... More than Just a Planet, It's a Meal , Eric Sandquist . ... Life On The Mountain: An Astronomical Family Scrapbook of Mount Wilson Observatory, Don Nicholson and Scott W. Teare . ... publications . ...

Еще в разделе: (Показать все результаты (>1457) - www.astrosociety.org/ )

• ASP: Seeing Our Place in the Solar System
• ASP: White Mars: The Story of the Red Planet Without Water
• ASP: Editorial: Shadow Touch

Next: Sky Subtraction Up: Construction of Flat Previous: Standard construction . For a number of projects where very deep integrations and accurate flat fields are required, and the targets are point sources or much smaller than the frame size, the sky background itself can be used to calculate the flat field. ... Use STATISTICS/IMAGE to calculate the image median, and COMPUTE/IMAGE to divide by this to get the normalised flat field. ...

Еще в разделе: (Показать все результаты (>1360) - www.sao.ru/ )

• THE TEXAS SURVEY: THE PRELIMINARY
• Standard construction
• Using the planning program

... The parameter pgdev allows the user to specify a pgplot device, but, in contrast to the pgplot standard, the file name should not be included, but instead supplied via the parameter plotfile . ... To write a colour postscript file called op.ps: pgdev=/cps plotfile=op.ps . However note that at present, if a colour postscript device ( pgdev = `/cps'), a fits file ( pgdev = `/fits') or a ppm file ( pgdev = `/ppm') are selected, the task in fact bypasses pgplot and writes the postscript file directly. ...

Еще в разделе: (Показать все результаты (>2856) - xmm.vilspa.esa.es/ )

• Choice

Blackholes Forum Message . Forums: . ... Alternative Idea . ... With the proposal of exotic super dense entities like quark stars and others including black holes, matter on the atomic level can, and most likely does, break down to its most simplist building blocks (photons, leptons, quarks, etc). ... 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" . ...

Еще в разделе: (Показать все результаты (>1346) - www.astronomy.net/ )

• CCD And What's Needed????? - an Astronomy Net CCD Equipment and Techniques
• Astronomy articles, forums, listings, and other resources about Astronomy.

... 34a. L1 Lagrangian pt. #34b. L2 pt. ... The following derivation of the L4 and L5 points follows "When Trojans and Greeks Collide" by I. Vorobyov, "Quantum," p. 16-19, Sept-Oct. ... Suppose we have 3 point-like masses (m 1 , m 2 , m 3 ) orbiting under their mutual attraction. The three form a triangle ABC with sides masses (R 1 , R 2 , R 3 ) where R 1 is the side across from m 1 , R 2 is across from m 2 and R 3 is across from m 3 (Figure 1). ... If we denoted the total mass by M . ...

Еще в разделе: (Показать все результаты (>1122) - www.cosmos.ru/ )

• Albert Galeev Home Page

BOOK REVIEWS 607 attention and students. ... With the publication of Planets and Life, a textbook for graduate students and upper level undergraduates, astrobiology is taking another large step towards formalizing itself as an established multidisciplinary field. ... This book combines reviews of existing evidence for mantle plumes with the results from recent studies and uses them to understand the upper mantle structure beneath several of the world's volcanic regions. ... Planets and Life. ...

Еще в разделе: (Показать все результаты (>670) - www.mso.anu.edu.au/ )

• http://www.mso.anu.edu.au/~brian/A3002/canberra.yourguide.com.pdf
• http://www.mso.anu.edu.au/~charley/MediaCoverage/CanberraTimesFeb2009CosmicCoincidence.pdf
• Michele Bannister - Publications

. Sergei and keyboard, photo by A.Yuferov .

Еще в разделе: (Показать все результаты (>481) - lnfm1.sai.msu.ru/ )

... People . Posts tagged ?posterior? ... country A has nukes with 80% chance ? ... One of the statements in that episode is that people will not eat lettuce only if the 1% chance of e coli is reported, even lower. ... Tags: chances , chi-square statistic , composite likelihood , delta chi-square , F-test , fiducial likelihood , likelihood , LRT , p-value , posterior , prior . ... Comment . ... Tags: arXiv , likelihood , MCMC , Nested Sampling , posterior , probability , Skilling . ... Entries RSS . ...

Еще в разделе: (Показать все результаты (>1844) - hea-www.harvard.edu/ )

• The AstroStat Slog probability
• The AstroStat Slog MCMC
• The AstroStat Slog Blog Archive An alternative to MCMC?

... М: ст.м."Медведково" - Мытищинская ярмарка - расписание . ... 443 (полуэкспресс, бывш. 343к ) - 8руб. ст.м."Алтуфьево" - платф. ... Долгопрудная - Спортивная - 8руб.; по городу Долгопрудному 3руб. ст.м."Домодедовская" - а/п Домодедово - 20руб. ... 313 платф. ... Расторгуево до п-ки) - 4руб. 367 (*) - до Молокова - 7руб., до пос. Володарского - 10руб., по городу - 3руб. 368к (*): платф. ... ст.м."Молодежная" - Барвиха (N101) - 10руб. ст.м."Новогиреево" - г. Балашиха - 16руб. (по городу 6руб.) . ...

Еще в разделе: (Показать все результаты (>757) - www.mccme.ru/ )

... AstroCC is a coordinate conversion utility for astronomy. It accepts an object designation or the coordinates of an object and calculates coordinates in alternative systems, and at different dates, times, and locations. It also provides lunar and bright planet coordinates to aid in planning observations. ... BJD values may also be retrieved from http://astroutils.astronomy.ohio-state.edu/time/utc2bjd.html which is based on Eastman et al. ... Coordinate data are obtained from SIMBAD. ...

Еще в разделе: (Показать все результаты (>394) - www.astro.louisville.edu/ )

... Artist's rendering of solar sail. One such method is the use of a solar sail , relying on the pressure of sunlight. ... When the sail faces the Sun squarely, the pressure of sunlight counteracts the Sun's pull and only enables the satellite to circle the Sun in a slightly larger orbit. ... The starship is propelled by a huge solar sail, pushed by tight beams of light from lasers which are powered by sunlight and orbit the Sun. ... The solar sail home page . ...

Еще в разделе: (Показать все результаты (>857) - www.iki.rssi.ru/ )

• Discovery of the Solar System
• Dr. Victoria I. Prokhorenko
• The Path of the Sun, the Ecliptic