... Telescopes . LX850 Series . ... Superb optical performance coupled with time proven computerized pointing and tracking has made the LX200 ACF series a best-seller in the high-performance telescope class. ... Meade's revolutionary LS LightSwitchтДв series of telescopes use advanced technologies to do what no other consumer telescopes have done before: take all the hassle out of using a telescope. ... LightBridgeтДв dobs give you high quality Meade optics, premium components, and ultra portability. ...

... Hundreds of years ago, the first English speaking people came to America from England. ... This language family tree shows the Germanic languages . ... People speaking West Germanic used "leuktom", and by about one thousand (1000) years ago, people speaking Old English had changed this word to "l oht". ... Norwegian : tid By the time people were speaking Old English, about one thousand (1000) years ago, the old Germanic word "t mon" had changed to "t ma", which could mean "time" or "opportunity". ...

... A star party is a gathering of amateur astronomers who set up their telescopes and observe the dynamic night sky. ... Star parties are best scheduled during first quarter and waxing gibbous Moon. During full moon, the moon is so bright it obscures a view of other celestial objects and even the Moon is best viewed when NOT full. ... We will consult local weather forecasters and make a decision by 2:00p on the day of the star party. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

... Procedure . ... Nobody may go up on the PSS unless they have emptied out all of their pockets and are not carrying anything that could fall and damage the mirror. ... M1, properly crated, with the lifting spider in the center. ... Common Corrector, properly crated, with corrector cover installed. ... Using the crane, hoist the common corrector mounting ring into position on the PSS. ... Attach the crane hook to the common corrector cover (with common corrector attached) using 3-point suspension. ...

... Hidden Hollow 2008 . ... Prizes . ... door prizes! ... May 2 - 4, 2008 . ... The Hidden Hollow weekend Star Party at Warren Rupp Observatory . ... As always, we raffle our door prizes by allowing you to purchase tickets for only the items you select. ... Your door prize raffle ticket purchase is key to continuing the Legend of Hidden Hollow. We'd like to thank all of our fine guests from 2005 on for their generosity in raffle ticket purchases and have allowed us to venture into a 2008 star party! ...

... Observatory . ... THE HISTORY OF AAAP . ... After introductory remarks by Robert Sanders, founder of the Association, it was moved that the name of the organization be Amateur Astronomers Association of Princeton. ... 2/72 First issue of Sidereal Times, so named by Editor Roxanne Tobin. ... 5/72 Election of officers: Norman Sperling, Director; John Church, Assist. ... Sidereal Times, John gives the following report: . ... Sidereal Times.) ... Amateur Astronomers Association of Princeton Т? 2015. ...

... Ho, I.-Ting; Medling, Anne M.; Bland-Hawthorn, Joss; Groves, Brent; Kewley, Lisa J.; Kobayashi, Chiaki; Dopita, Michael A.; Leslie, Sarah K.; Sharp, Rob; Allen, James T.; Bourne, Nathan; Bryant, Julia J.; Cortese, Luca; Croom, Scott M.; Dunne, Loretta; Fogarty, L. M. R.; Goodwin, Michael; Green, Andy W.; Konstantopoulos, Iraklis S.; Lawrence, Jon S.; Lorente, Nuria P. F.; Owers, Matt S.; Richards, Samuel; Sweet, Sarah M.; Tescari, Edoardo; Valiante, Elisabetta 2016, MNRAS, 457, 1257 ADS . ...

... A non-linear relationship is observed between the sky brightness on clear and overcast nights, with a change in behavior near the rural to urban landuse transition. ... The great variation in skyglow radiance observed from site-to-site and with changing meteorological conditions underlines the need for a long-term international monitoring program. he introduction of artificial light has caused an unprecedented disruption to the nighttime environment over large areas of the Earth. ... Data processing...