... The metallicity distribution of disk F stars in different age ranges: the left column for the sample of stars within 80 pc around the Sun; the right column for the restored complete sample at the solar galactocentric distance with allowance made for the radial metallicity gradient. The numbers indicate the age ranges expressed in billions of years. ... next figure . ...

... The catalog contains SAO number; the right ascension and declination with a B1950.0 equinox and epoch; annual proper motion and its standard deviation, photographic and visual magnitudes; spectral type; references to sources; the Durchmusterung (DM) identifier if the star is listed in the Bonner DM (BD), Cordoba DM (CD), or Cape Photographic DM (CP); component identification; The Henry Draper (Extension) (HD or HDE) number; and J2000 positions and proper motions. ...

... We have compared visualized fields of GSC and USNO A1.0 catalog with unpublished photographic finding charts that were sent by L. Plaut to the compilers of the GCVS. ... 7-15 A9 --- GCVS GCVS or NSV name 17-25 F9.4 --- GSC GSC number 26 A1 --- NoteFlag *Nonstar (GSC) flag 28-29 I2 h RA2000GSC.h Hours RA (GSC), equinox 2000.0 31-32 I2 min RA2000GSC.m Minutes RA (GSC), equinox 2000.0 34-38 F5.2 s RA2000GSC.s Seconds RA (GSC), equinox 2000.0 40 A1 --- DE2000GSC.- ... Plaut, L., 1966, Bull. ...

. Звезды - . Кандидаты . для METI . HD number HD 50692 HD 71148 HD 76151 HD 95128 HD 126053 HD 193664 HD 197076 . HD number HD 50692 HD 71148 HD 76151 HD 95128 HD 126053 HD 193664 HD 197076 . С.Гурьянов . 2001

. MASTER Robotic Net. The number - is clear night numbers . MASTER-Net light curve

... First Name: Middle: Last Name: . ... Contact Email: . ... Each year, we publish our membership list with the name, city, email and home phone number of each opt-in member and distribute the list to the club membership. ... Display your name in the club list: . ... Display your phone number in the club list: . ... Display your email in the club list: . ... Display your city in the club list: . ... Sky Telescope Magazine ($32.95 for one year) . ... Copyright (c) Amateur Telescope Makers of Boston, Inc...

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. ...