... Membership Information . 40.00 for one year (Discounted subscription to S & T available): . make checks payable to R.A.S. I want to participate in one of the most exciting adventures of our time, the exploration of space. I understand my Membership entitles me to a full year's subscription to The M-111 newsletter, as well as many other benefits , including discounts and special invitations to events. Fill out the online application form below and start . ... Online Application Form . ...

... Bad Astronomy . ... I think I will break from my usual format of Bad Astronomy/ Good Astronomy by saying that the way we define seasons currently is not strictly bad, but I feel (in my opinion!) that it could be better. The definition of when the seasons begin is at the moment of solstice or equinox; that is, winter (in the north) starts on December 22 nd and summer starts on June 22 nd . ... Now imagine breaking up the Sun's 46 degree up-and-down yearly swing into 1 day intervals. ...

... Contact A Problem of an estimation of accuracy of the asteroid CCD observations . The Minor Planet Center supported by the Interntional Astronomical Union is the main office for keeping observational data of the small Solar System bodies and their investigations. ... At Pulkovo Observatory we are estimating an accuracy of the CCD asteroid observations obtained by amateurs and professional astronomers all over the World using the MPC database. ...

... All rights reserved. ds. The IRAF Client Display Library (CDL) Michael Fitzpatrick IRAF Group 1 , NOAO 2 , PO Box 26732, Tucson, AZ 85726 Abstract. The Client Display Library is a new interface that allows host (non­IRAF) C or fortran programs to display images or draw into the graphics overlay using the XImtool image server and image viewers which emulate the XImtool client protocol such as SAOtng, SAOimage, and IPAC Skyview. ... The IRAF Client Display Library (CDL) 203 Figure 2. ...

... Kepler's 3rd Law . 21a.Applying 3rd Law . 21b. Fly to Mars! (1) . 21c. Fly to Mars! (2) . ... For circular orbits around Earth, we found . ... The distance of a satellite from the center of Earth in meters is an inconveniently big number, even before we raise it to the 3rd power. ... The ratio r' = (r / R E ) is the orbital distance measured in units of the Earth's radius. ... 25 638 838) = 5063.5 From this . ... This is the practical form of Kepler's 3rd law for Earth satellites. ...

... 717-720 MM wave Josephson radiation in High-Tc bicrystal junction arrays K Y Constantinian*, A D Mashtakov*, G A Ovsyannikov* V K Kornev , A V Arzumanov#, N A Shcherbakov M Darula$ J Mygind ... Juelish, Juelish, Germany Department of Physics, Technical University of Denmark, DK-2400, Lyngby, Denmark ABSTRACT: High-Tc Josephson junction arrays with ... Magnetic field dependencies for radiation power and linewidth for 3-junction array. ...

Subject, Problems and Objects of Theoretical Astrophysics. ... Stellar Photospheres, Their Features. ... Physics of Continuous Radiation Absorption in Stellar Photospheres. ... Continuous Radiation Absorption in Stellar Photospheres of Various Spectral Classes. Solar Type Photospheres. ... Characterisics of Absorption Lines. ... Interstellar Absorption Lines, Their Features. ... Physical and Dynamic Features of Interstellar Medium, Which Follows from Observations of Interstellar Absorption Lines. ...

... Linux ===== Preferences can be propagated forward by copying the hidden file cp $HOME/.image/IJ_Prefs.txt $HOME/.astroimage/AIJ_Prefs.txt Windows ======= Preferences can be propagated forward by copying the hidden file HOME/.image/IJ_Prefs.txt to HOME/.astroimage/AIJ_Prefs.txt To propagate memory and java virtual machine settings forward, copy the ImageJ.cfg file from your old installation directory to AstroImageJ.cfg in your new installation directory. ...

Astronomy Discussion Forums . ... Atm ћ Astrophotography ћ Blackholes ћ Blackholes2 ћ CCD ћ Celestron ћ Domes ћ Education . ... Moon Phases - Interactive Application . ... Post Message | ... I've done an interactive application for understanding the phases of the Moon. ... Thanks. http://ilovemedia.es/en/resources/moon_phases.html . ... www.astronomy.net . ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

... 11 Yellow-Green (78% transmission): Contrasts well with the red and blue characteristics of surface features on Jupiter and Saturn. ... 82A Light Blue (73% transmission): Useful on the Moon, Mars, Jupiter, and Saturn, this subtle pale blue filter enhances areas of low contrast while avoiding significant reduction of overall image brightness. ... Meade Series 4000 Photo-Visual Color Filters may be ordered individually or in the following sets: . ... Meade Series 4000 Broadband Nebular Filters . ...

... Astronomical Observatory, Shevchenko Park, Odessa, 65014, . ... The XVI -th G. Gamow's Odessa Astronomical Summer Соnference-School, 14-20 August, 2016, Odessa, Ukraine . ... The XV -th G. Gamow's Odessa Astronomical Summer Соnference-School, 16-23 August, 2015, Odessa, Ukraine . ... The XIV -th G. Gamow's Odessa Astronomical Summer Соnference-School, 17-23 August, 2014, Odessa, Ukraine . ... The XIII -th G. Gamow's Odessa Astronomical Summer Соnference-School, 19-25 August, 2013, Odessa, Ukraine . ...