Please enter the lightcurve file name and period search parameters: . Lightcurve file: . ... Apply the Heliocentric correction and convert all dates to Terrestrial Time (TT)? ... Also, the Heliocentric correction cannot be applied to such lightcurves. ... This period search service is also available at the mirror sites: Mirror 1 , Mirror 2 , Mirror 3 , Mirror 4 . You may download the latest source code distribution and install the period search service at your own web server. ...

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. ...

Les ASTRONOMES AMATEURS DU LUXEMBOURG vous invitent Ю participer au DнNER DE BIENFAISANCE ASTRO ­ GASTRO ­ NOMIQUE , le 19 avril 2002 au CASINO DE DUDELANGE Ю 19.00 heures.Le dНner sera suivi d'une prИsentation d'astronomie ! ... Les AAL ont dИcidИ d'apporter leur soutien Ю l'action de solidaritИ TиLиVIE , ensemble avec RTL et la Ville de DUDELANGE , Ville de l'Astronomie Ю Luxembourg. ... Veuillez penser Ю vos dons pour notre tombola ! ... Pour le comitИ des AAL N. Feierstein, prИsident ...

... 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. ...

... The reduction system of observations FADPS (description in Russian) (Flexible Astronomical Data Processing System) for data of wide-band receivers of the first observation cabin of the radio telescope RATAN-600 had been created under the Unix-like operational system DEMOS for computers of the SM-1420-type (PDP/11) in 1987 for observation analysis and estimates of coordinates and flux densities of radio sources. ... FADPS: flexible astronomical data processing system at RATAN-600 in UNIX environment....

... B=Command, 12AB=Azm, comma, 4000=Alt. ... Example: if the desired position is 220°, then POSITION_24BIT = (220/360)*224 = 10,252,743 Separate POSITION_24BIT into three bytes such that (POSITION_24BIT = PosHigh*65536 + PosMed*256 + PosLow). Exampe: PosHigh = 156, PosMed = 113, PosLow = 199 Send the following 8 bytes: a. Azm Slow Goto: 80, 4, 16, 23, PosHigh, PosMed, PosLow, 0 b. Alt Slow Goto: 80, 4, 17, 23, PosHigh, PosMed, PosLow, 0 The number 35 is returned from the handcontrol 4. ...

Scale-heights of the Galactic disk subsytems with different ages and metallicities . V.Marsakov & Yu. ... It is based on the fact, that all stars cross the disk plane several times during their Galactic orbital period. ... We have used our representative sample of nearby disk F2-G2 stars Marsakov & Shevelev (1995) in which fundamental stellar parameters was determined on the basis of published date on uvby-photometry, proper motion and radial velocities. ... Marsakov V.A., Shevelev Yu.G. Bull. ...

. Yu.A.Shokin . Accurate positions of variable stars in the western part of the Large Magellanic Cloud bar . (published in IBVS and SAI Proceedings ) . B.S.Vozdvijenski, N.P.Gorbatko, V.A.Yeliseev, G.V.Romanova . The results of the observations of the selected minor planets in Sternberg State Astronomical institute . (published in SAI Proceedings ) .

I/146 Positions and Proper Motions (Roeser+ 1988) ================================================================================ Catalogue of Positions and Proper Motions Roeser S., Bastian U. =1988A .. ... 449R ================================================================================ ADC_Keywords: Positional data; Proper motions Description: PPM North gives J2000 positions and proper motions of 181,731 stars north of -2.5 degrees declination. ... The mean epoch is near 1931. ...

... Une place justifiц©e, si l'on en croit les commentaires des cosmologistes, ц  condition que de nouvelles observations et une analyse fine des donnц©es confirment cette dц©tection indirecte des "ondes gravitationnelles primordiales". ... MцЄme s'il est exceptionnel de voir des astrophysiciens y participer en toute bonne foi, certains le font d'autant plus volontiers que leurs croyances personnelles s'accordent avec l'idц©e que l'Univers est le "chef-d'е“uvre" d'un dieu. ... Comme une ц©nergie noire. ...

... Киевский клуб любителей астрономии "Астрополис" > . ... Запорожский клуб АЛЬТАИР > . SUN: Apparent Geocentric Positions, astronomical script . ... Жизнь клуба . ... 05 Май 2006, 03:02:20 ? ... SUN Apparent Geocentric Positions . ... 2006 May 05 00h00m00s 2h 47m 38.744s +16* 09' 09.47" . 2006 May 06 00h00m00s 2h 51m 30.299s +16* 26' 14.04" . 2006 May 07 00h00m00s 2h 55m 22.396s +16* 43' 02.11" . ... 2006 May 05 00h00m00s 2h 47m 38.729s +16* 09' 09.43" . ...

. To see a Russian version of this page click here . (Senior Researcher. Graduated from Moscow State University (MSU) in 1982, Ph.D. 1986, MSU) . A member of EAS and IAU. Fields of interest: hot massive stars, close binary systems: optical photometric and spectral observations, X-ray observations; ill-posed problems, X-ray astrophysics. My publications (ADS link) . Linux on CLEVO 8750 (old stuff) . Phones/addresses of my university mates graduated in 1982. E-mail: igor@sai.msu.ru .

The ultimate force in the universe: Some thoughts about gravity. ... Gravity through the ages Aristotle: Earth, water, fire, air. Earth and water fall `down' to the center of the cosmos (geocentric or earth centered universe). The more earth or water in the object, the faster it is attracted to the center. ... Determines the fate of the universe (expand forever, or contract back in a `"big crunch"). ... Determines the fate of stars when they die (white dwarfs, neutron star, or black hole). ...

... Heracles Triplane and Aerospace Systems . The key characteristics of two-stage aerospace systems are determined according to speed and carrying capacity of the aircraft-carrier used . ... So the SPIRAL system hypersonic carrier was expected to launch the second stage by weight 63 tons at a speed corresponding to 6M; whereas launching weight of the MAKS system orbital stage with the use of the An-225 MRIYA heavy subsonic aircraft reaches 275 tons, and the HERACLES aircraft - 450 tons. ...

... Reports on progress and error are always recorded in the log file of the program. ... UT date of the measurement finish in YYYY-MM-DD format UT time of the measurement finish in hh:mm:ss format Average flux in A aperture Average flux in B aperture Average flux in C aperture Average flux in D aperture Normalized variance of flux in A aperture Normalized variance of flux in B aperture Normalized variance of flux in C aperture Normalized variance of flux in D ...

... Relativistic Astrophysics . ... PhD 1965 in Astrophysics . Doctoral Degree 1970 in Astrophysics . Professor of Astrophysics 1985 . Member of Academy "Europe" 1992 . Member of Royal Datch Academy of Sciences 1996 . Member of Royal Astronomical Society 1998 . Member of Royal Belgian Academy of Sciences 1996 . Corresponding Member of Russian Academy of Sciences 2000 . ... Vice-director ASC . ... 01 (Theoretical Astrophysics) . ... Astro Space Centre . ... novikov@nordita.dk . ...

... A.Tsivilev (Pushchino Radio Astronomy Observatory) "Investigation of Orion A nebula by radio recombination lines". ... T.D.Dorokhova (Astronomical observatory of Odessa national university) «Researches of rapidly oscillating Ap stars». ... N.V.Grabko (Odessa State Ecological University), M.I.Ryabov (Odessa Observatory of IRA NANU) "Space Weather and us: influence of change of a condition of solar and geophysical activity on reaction of various systems of an organism of the person". ...

... What's New? Bad Astronomy . ... Site Info . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... By now, most everyone has heard the news that a group of people in California has committed mass suicide, claiming that it would enable them to meet a spaceship flying along with the comet Hale-Bopp. ... I received an email from a Bad Reader basically laying the blame for all this on the people purveying the Bad Astronomy. ... One of the best Hale-Bopp comet sites, AT JPL . ...

... 86, No. 12, pp. 1163­1178. i Structure of the Galaxies of the NGC 80 Group : Two-Tiered Disks M. A. Startseva1 , O. K. Sil'chenko1 , and A. V. Moiseev 1 2 Sternberg Astronomical Institute, Moscow State University, Moscow, ... photometric data obtained on the 6-m telescope of the Special Astrophysical Observatory are used to analyze the structure of 13 large disk galaxies in the NGC 80 group ... All the large lenticular galaxies have two-tiered exponential disks and exponential ґ...

. Field of research interest . Telecommication networks and systems , Programming. Scientific Degree . Student of MIPT. Position . Laboratory assistant of IKI. Department Number . 902 (Space Monitoring Information Support) . Postal Address . Space Research Institute . Russian Academy of Sciences . Profsoyuznaya St. 84/32 . Moscow, RUSSIA . Postal Code . 117810 . Telephone Number . +7(095) 333-53-13 . E-mail . andrew@d902.iki.rssi.ru . If you want to get more information click here