... Main observations are made in interferometric mode but we still continuing boresighting on 3C84 to keep our understanding of the sensitivity at K & C bands and to measure the pointing offsets (1-2'). ... We have analyzed the fringe search observations of BL Lac which has happened at C & L bands from medium to large baselines up to 25 Earth diameters. ... Despite near zero length baselines on GBT ­ RA no fringes were found at K band. ... However fringes were found at L band on Evpatory ­ SRT baseline...

... 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 . ... The Board of Directors shall be the governing body of the Association. ... As soon as possible after the annual meeting of the Association (cf Article VII), and no later than May 31, the President shall convene a meeting of the Board of Directors, to which any new Directors-elect shall be specifically invited. ...

Subsystemsof RR Lyrae Variable Stars in Our Galaxy . ... Field stars displaying more rapid motion and clusters with redderh orizontal branches constitute the spheroidal subsystem of the accreted outer halo, which is approximately a factor of three larger in size than the first two subsystems. ... Both the clusters and field stars belong to at least three Galactic subsystems: the thick disk and genetically related inner proto-disk halo, and the outer accreted halo. ...