Computer Ephemeris. Reduction quantities for Dynamical time. Explanations. Each row contains for the date specified at 0 h of Time Dynamical Terrestrial: . interval from date to mean epoch T m expressed in julian years, . reduction quantities A+A', B+B', C, D, (all in seconds of arc), E (in 0.0001s), A' , B' (in 0.001). The same table, but for moments, expressed in Sidereal Dynamical Time is to be found on 'Reduction. Sidereal time.' page. ...

Birthday in Canada . Parents of children up to around 13 or 14 make a bigger show of birthday celebrations here in Canada than do people of other ages. In fact they seem to try to outdo each other in terms of providing entertainment for the kids. ... They provide food and games for the kids to play. ... I spend my birthday either at home with my friends and family, or at a restaurant with friends and family. ... On this day we usually have Pizza, cake, junk food mostly. ... Alexandra . ...

... 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. ...

... Moon Phase below . ... ARTICLE: Why the moon always shows us the same face . ... Before you continue reading, you should know that this was not always the case, i.e. the Moon once was rotating with respect to the Earth, so that on every night a terrestrial observer (if there was one, because this was long, long before mankind appeared on our planet, and even before any major animals had appeared) saw another face of the Moon. ... Figure 1 (not to scale) shows how we can imagine the system Earth-Moon...

Symbolic circuit-matrix processor and evaluator . ... This software is reliable over the range of benchmark circuit complexity (both *.CIR and *.MAT file). ... SYMBOL is a symbolic-algebra package which in contrast to REDUCE, MACSYMA, MAPLE, MATHEMATICA, MathLAB, MathCAD and other known multi-purpose systems is especially intended for analysis of any lumped, linear, time-invariant circuit. ... pure ASCII text . ... CIRSYM - SYMbolic CIRcuit processor used to format ASCII text file *.out for CALCSYM. ...

... Monitoring of the development of the on-board 92-cm receiver (R-SRT-92 cm) ongoing at the KB GORIZONT in Nizhnii Novgorod: . ... SRT test sets were delivered to LA and used for the checkout of the engineering models in assembled configuration as 'open' complex. ... Kalyazin 64-m radio telescope, the main Russian ground telescope for the RadioAstron project ,was equipped with the new 18-cm dual-polarization feed and receiver. ... OHFS-SRT Space Radio Telescope On-board Hydrogen Frequency Standard . ...

... VaST is a software tool for finding variable objects on a series of astronomical images. ... VaST performs object detection and aperture photometry using SExtractor on each image, cross-matches lists of detected stars, performs magnitude calibration with respect to the first (reference) image and constructs a lightcurve for each object. ... VaST FITS image viewer ./pgfv . ... Part I" PZP, vol. ... K. V. Sokolovsky, S. A. Korotkiy; "New Variable Stars Discovered by the NMW Survey" PZP, vol. ...