... Despite the use of counterweights, I have had ongoing problems with preventing unwanted motion in altitude, particularly during star parties when everyone seems to want to lean on the telescope while observing. ... After some difficulties at a windy star party a few years ago at the Boston Museum of Science, I designed a simple and very effective altitude brake and slow motion control which can be assembled very quickly and at minimal cost. ... The other end of the arm attaches to a turnbuckle*. ...

... Space Contents 1-2 YEAR 3-4 MONTH 5-6 DAY 7-8 BLANK 9-12 N (THE NORTHERN HEMISPHERE aa DAILY VALUE ) 13-15 BLANK 16-19 S (THE SOUTHERN HEMISPHERE aa DAILY VALUE ) 20-22 BLANK 23-26 M1 (HALF DAILY VALUE OF aa INDICES FOR THE GREENWICH DAY ) 27-29 BLANK 30-33 M2 (SECOND HALF DAILY VALUE OF aa INDICES FOR GREENWICH DAY ) 34-36 BLANK 37-38 CC_OR_K (QUIET DAYS CLASSIFICATION) 39-41 MONTHLY MEAN DATA: Loacated after the last day of the month. ...

. Christmas History Traditions Carols Celebration in UK Celebration in USA яhristmas Menu .

... 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 . ...

Blackholes2 Forum Message . Forums: . Atm ћ Astrophotography ћ Blackholes ћ Blackholes2 ћ CCD ћ Celestron ћ Domes ћ Education . ... Discussion Forums | ... Black-hole Galaxy Model Of Dark Matter . ... included the following paper on a Black-hole Galaxy model of Dark Matter. ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

... Exposure Time Calculator (ETC) . Survey processing . ... VISTA is a 4-m class wide field survey telescope for the southern hemisphere, equipped with a near infrared camera (1.65 degree diameter field of view at VISTA's nominal pixel size) containing 67 million pixels of mean size 0.34 arcsec and available broad band filters at Z,Y,J,H,K s and a narrow band filter at 1.18 micron. A wide field visible camera, if constructed, could also be used on VISTA. ... Tile . ... ESO VISTA Public Surveys . ...

. A Happy New 2009 Year ! The time is rolling so fast . that it is hard to believe. Our team (Zaitsev-Oditsov-Amiantov) still alive and continues the search of high latitude phenomena. We are working with digital magnetometers and riometers also. My e-mail as changed to zaitsev<at>izmiran.ru. We are open for coopeartion in any directions including . some educational projects - see http://rk3dxb.narod.ru. Have a nice time and good health ! . Cordially Alexander N.Zaitsev .

... Some changes concerning conference fee and social program were caused by financial instability. The Conference Fee is deducted to 200 Euro for foreign participants and includes issue of Official Invitation Letter approved by Russian Emigration Authorities, coffee-breaks and abstract and program books. The reduced Conference Fee is deducted to 1500 Russian rubles for participants from Russia and includes coffee-breaks and abstract and program books. ...

... Meade Instruments Corporation . ... Meade Pictor 616A Color Filter System Instruction Manual . ... Remove the Meade Pictor 616A Color Filter System from the telescope or camera. Use the supplied hex wrench to remove the three screws from the telescope side of the Meade Pictor 616A Color Filter System. Position your Meade Pictor 616A Color Filter System to align with the diagram below. ... Carefully screw each filter into the wheel, and re-assemble the Meade Pictor 616A Color Filter System. ...

RADIOASTROPHYSICAL DEPARTMENT  INSTITUTE OF SOLAR-TERRESTRIAL PHYSICS RAS SB . ... Radioastrophysical Department , Institute of Solar-Terrestrial Physics, Siberian Division, Russian Academy of Science. ... Head of Laboratory dr. Gubin A.V. LABORATORY of INFORMATION SUPPLY and METHODOLOGY of RESEARCH . ... Head of Observatory Kitsanov S.V. SIBERIAN SOLAR RADIO TELESCOPE . Siberian solar radio telescope data at 5.7 GHz in I SOHO EIT 171 SOHO EIT 195 SOHO EIT 304 MDI Continuum MDI Magnetogram . ...

... 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. ...