... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. November 19, 1999 . Mercury And The Sun . ... TRACE Project . Explanation: Just days before the peak of the Leonid meteor shower , skywatchers were offered another astronomical treat as planet Mercury crossed the face of the Sun on November 15. Viewed from planet Earth, a transit of Mercury is not all that rare. ... About APOD > . ...

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• research field
• APOD: 2000 August 18 - X-Rays From Antennae Galaxies
• APOD: August 6, 1998 - Infrared Horsehead

... Archive for May 2009 . ... As discussed in systematic errors, astronomers, like physicists, show their error components in two additive terms; statistical error + systematic error. ... Continue reading ?[ ... Tags: additive , bias , law of total variance , MADS , mathematical statistics , mean integrated square error , mean square error , MISE , mse , probability theory , variance . Category: Algorithms , Data Processing , Jargon , News , Stat , Uncertainty | Comment . ... Category: Misc | ...

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• SAO REU Summer Intern Program
• Statistics 310 2005-2006
• *apply_bary* - Applying Barycentric Corrections to QPOE times

New England observer Lew Gramer, fresh back from his mid-November fish observing and meteor-catching expedition in South Florida, reports that December also promises to be a great month for celestial sky-sparks!" ... Other showers adding to the mix this month include several very minor showers, such as the Chi Orionids (3 Dec), Monocerotids (9 Dec) and Sigma Hydrids (12 Dec), which usually contribute no more than 2 or 3 meteors per hour during even post-midnight observing this month. ...

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• Amateur Telescope Makers of Boston

... Proceedings of 2001 Int. Symposium on Nonlinear Theory and its Applications, . Miyagi, Japan, October 28 - November 1, 2001 , vol. 1, pp. ... Chaotic oscillators based on RC-elements and nonlinear amplifiers with sigmoid function only are discussed. The analysis of the structure a number of well-known oscillators is carried out. On the basis of that analysis the structure of the oscillators which consist of RC–elements and op-amps only and capable to show chaotic oscillations is suggested. ...

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• News of InformChaos Lab.
• Interesting Sites Related to Chaos - InformChaos Lab.
• Chaotic Synchronization of 2-D Maps Via Information Transmission - NOLTA-2001

Figure 10. The circles show the thermal defocus corrections that were observed on August 15, 2000. These data were derived by combining the defocus measurements seen in Figure 6 with the thermal measurements of the truss seen in Figure 7. ... I then fit the thermal defocus data given by the circles above using only the thermal time constant and an arbitrary "zero-point" constant as fit parameters. ... M1 corresponds to a thermal time constant of 0.37 hours (22 minutes) for the rods. ...

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• ARC Progress Reports
• TUI:Instruments:NICFPS:NICFPS window
• Figure 1

... Club By-laws . ... Other Club Activities . ... Public Nights . ... Dr. James Green, NASA, Director Planetary Science will be our esteemed speaker on Tuesday, April 12, 2016 at 7:30 PM in Peyton Hall on the Princeton University campus. ... Our astronomers setup telescopes for public use at Communiversity in Princeton, Super Science Saturday at the NJ State Museum in Trenton and at various public events around Mercer County. ... Amateur Astronomers Association of Princeton, Inc., ...

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... Home The Club AAA Membership . ... Lecture Series 2014-2015 . ... AAA Fall Astronomy Class: Astronomy Basics тАУ October-November 2015 . AAA Winter Astronomy Class: Measuring Distances in Space тАУ Dec 2015 тАУ Feb 2016 . ... Beyond New York City . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

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• Astro Answers ? Icy Visitors: Comets and ISON ? Amateur Astronomers Association
• Best Celestial Events of 2006 ? Amateur Astronomers Association of New York
• Lecture Series 2015-2016 ? Amateur Astronomers Association of New York

... Table 1: Acceptable temperature difference Invar36 0 .0 5 C А (the CTE was selected as 0.7 for the FEA) Stainless Steel 304 0.002 CА(the CTE was selected as 17.2 for the FEA) Aluminium6061 0.0015 CА(the CTE was selected as 23 for the FEA) (2) Analysis of the temperature gradients of the mount generated by an ambient temperature difference of 0.5 CА on both sides of the mount Invar , S.S. or Al ... Stainless steel material is added to Table 4 and 5 for comparison with Invar. ...

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• OptInt PmWiki : PmWiki / Available Actions
• OptInt PmWiki : Available Actions
• Astrophysics Group Admissions Procedures

NASA JOHNSON SPACE CENTER ORAL HISTORY PROJECT BIOGRAPHICAL DATA SHEET NAME: Richard Horace Battin O RAL H ISTORY: 18 April 2000 EDUCATIONAL BACKGROUND: S.B. in Electrical Engineering, Massachusetts Institute of Technology , Cambridge , Massachusetts , 1945 Ph.D. in Applied Mathematics, Massachusetts Institute of Technology , Cambridge , Massachusetts , 1951 J OBS BEFORE NASA INVOLVEMENT: Instrumentation Lab, ... Battin, Richard H. Space Guidance and Navigation. ...

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• Astronaut Bio: Peter J. K. Wisoff 11/2001
• Astronaut Bio: N. Jan Davis (1/2006)

... Telescopes . ... The time requests are accepted in an electronic version with on-line form in Russian or English. ... Unregistered request will be disregarded by the Large Telescopes Programm Committee. In exclusive cases the secreatry of the Committee is entitled to accept an observational time request given permission of the Chairman of the Committee or the director of the SAO RAS. The Program Committee considers generally one time request submitted by the principal applicant. ...

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• Zeiss-1000 telescope application form
• Ratan-600 application form
• Events archive

... Fitting and Modeling of AXAF Data with the ASC Fitting Application S. Doe, M. Ljungberg, A. Siemiginowska and W. Joye AXAF Science Center, MS 81, Smithsonian Astrophysical Observatory, 60 Garden Street, Cambridge, MA 02138 USA Abstract. ... Fitting and Modeling of AXAF Data 159 MODEL MANAGER FIT STATISTIC MANAGER MANAGER SRC BKGD INSTR MODEL = SRC + BKGD * INSTR MODELS MODELS MODELS MANAGER MANAGER STATS METHODS OPTIMIZATION METHOD MANAGER Figure 3. The Model, Method, and Statistic Managers. ...

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• http://www.stecf.org/conferences/adass/adassVII/reprints/vieirae.ps.gz
• http://www.stecf.org/conferences/adass/adassVII/reprints/christliebn.ps.gz
• http://www.stecf.org/conferences/adass/adassVII/reprints/blym.ps.gz

Crater Gassendi . ... I made this drawing was made on the 26th of november 2001. If you compare this one with the previous drawing of Gassendi (below) the differences are clear. ... This drawing was made on the 28th of september 2001. After nearly a full month without observations I had a one hour gap between the thicker clouds. ... This drawing was made on the 29th of august 2001. ... This drawing was made on the 27th of august 2001. ... This drawing was made on the 25th of august 2001. ...

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... ISC Kosmotras . ... Dnepr launch record 17 August 2011. ... Having been launched at 11:15 Moscow time from Baikonur Cosmodrome, the Dnepr LV (a converted SS-18 ICBM) successfully injected 5 RapidEye spacecraft into orbit. ... Dr. Vladimir A. Andreev, Director General of ISC Kosmotras, speaking on behalf of the Company, extended his congratulations on the successful launch to the launch customers, namely British SSTL, Canadian MDA and German RapidEye AG. ... Dnepr LV Performance . ... Launch Sites . ...

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• Dnepr LV with THEOS SC Blasts off from Yasny Launch Base.
• The first national Earth remote sensing satellite of Turkey will be placed into
• Moscow, 3 August 2011. Launch of Dnepr LV with eight payloads onboard is

XMM-Newton CCF Release Note XMM-CCF-REL-297 Sun Angle correction to the RGS Wavelength scale R. Gonzґlez-Riestra a April 17, 2013 1 CCF comp onents Name of CCF RGS1 SAACORR 0001.CCF RGS2 SAACORR 0001.CCF VALDATE 2000-01-01T00:00:00 2000-01-01T00:00:00 EVALDATE ­ ­ Blocks changed SAACORR SAACORR XSCS flag NO NO 2 Intro duction Studies of RGS sp ... This correlation was confirmed indep endently by Kaastra et al. (2011) in their analysis of the RGS sp ectra of Mrk 509. ...

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• http://xmm.vilspa.esa.es/calibration/documentation/epic_cal_meetings/200804/kirsch_08_04_09_malorca_ratecti_mgk.pdf
• Reviewtool
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... Bad Astronomy . ... Bitesize Astronomy . ... Site Info . ... NEW: see the Leonids LIVE! ... I have added a list of live webcasts that will let people all over the Earth see what the shower is doing from the points which may get the predicted max from the meteors. ... A dark site is best, but Leonids are known for fast bright meteors, so even a bright sky is not so bad. ... Here is a list of web sites that will be broadcasting the Leonids live over the web. ... Leonids Live! ... 2008 Phil Plait. ...

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• Phil Plait's Bad Astronomy: Misconceptions
• Phil Plait's Bad Astronomy: Misconceptions: James McCanney's Nonsense
• Phil Plait's Bad Astronomy: What's New

... We study in this paper the effect of shock excitation of leaky and surface modes by the p-polarized electromagnetic wave incident on the rapidly ionized gaseous or solid layer. ... For example, if [pic] (solid density, multiple ionized plasma), the basic frequency [pic], [pic], [pic] we find, that the wavelength of leaky wave [pic] is in soft x rays band. ... If [pic] (low density gaseous plasma), the basic frequency [pic], [pic], [pic] we find, that the wavelength of leaky wave [pic] is in THz band...

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• Space Research Institute (IKI) Seminar
• Applying Kepler's Third Law
• Application Pratique de la Troisi?me Loi de Kepler

SVTL IGS Station Report 2003­2004 Iskander Gayazov, Zinovy Malkin, Vladimir Sharkov Institute of Applied Astronomy RAS, St. Petersburg, Russia Permanent GPS station SVTL is installed in 1996 at the Svetloe Radio Astronomical Observatory (SvRAO) located at the Karelian Neck in about 100 km towards North from St. Petersburg, and is operated by the Institute of Applied Astronomy of the Russian Academy of Sciences. The station is continuously operated since March 1996. ... Leica antenna. ...

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• http://www.gao.spb.ru/english/personal/malkin/publ/zm12c.pdf
• http://www.gao.spb.ru/database/csa/select_flocculas_e.html
• http://www.gao.spb.ru/english/as/publ/miller_malkin_ivsgm-2008.pdf

... 10.00-10.45. ... Jean-Pierre.Loheac AT ec-lyon.fr> . ... Alexander S. DEMIDOV <alexandre.demidov AT mtu-net.ru> and Mohand MOUSSAOUI "An inverse problem originating from magnetohydrodinamics" <alexandre.demidov AT mtu-net.ru>, <Mohand.Moussaoui AT ec-lyon.fr> . ... Alexander S. DEMIDOV and Jean-Pierre LOHEAC (Lyon) "Some attractive submanifold in a space of contours for Stokes-Leibenson problem." <alexandre.demidov AT mtu-net.ru>, <Jean-Pierre.Loheac AT ec-lyon.fr> . ...

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• Application materials
• ANR OTARIE project: transport optimization and applications
• Franco-Russian workshop on Algorithms, complexity and applications

... International Max Planck Research School on Astrophysics -- Call for applications . ... Тема: International Max Planck Research School on Astrophysics -- Call for applications . Call for applications - please forward to potential students *** Dear Colleague, The International Max Planck Research School on Astrophysics (IMPRS) in Garching/Munich (Bavaria, Germany) is soliciting applications for its PhD program. ... International Max Planck Research School on Astrophysics . ... MAO NASU . ...

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• Applied Optics - Page 2
• MAO NASU :: Topic: Call for applications to the PhD program of the API/GRAPPA,
• Conferences - Page 3

MAIN PAGE . ... Nova Cygni August 1975! ... 1975/76: Comet West! ... Dr. Richard West (4th from left) & AAL members visiting SES Betzdorf on occasion of our club's 25th anniversary - October 1996 . Comet West Information . ... It was the brightest comet visible from Earth since Comet West in 1976. ... 1997: Comet Hale-Bopp! ... Thus Comet Hale-Bopp never got closer to Earth than Earth gets to the Sun. ... Comet Hale-Bopp JPL Page . ... 1999: Total solar eclipse over Luxembourg! ...

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• The Probook Project