-S U. MAYALL 4-METER TOSCOPC m a fuzed quartz mirror 4AWrov-edFQriR-06afRWi)/08/07 inent is the nation's second largest optical telescope. Ei~ Together the telescope and the mounting weigh 375 tons, yet they are so delicately balanced that accurate tracking of celestial objects is achieved 'th a small one-half horsepower motor. th this instrument astronomers can study objects as faint as 23rd ~ magnitude-more than six million times fainter than the dimmest m '-a star visible with the unaided eye. 'a Da Darkrooms, laboratories, offices, and sleeping quarters are ZZ housed in the 19-story-high structure. The movable dome ho' weighs 500 tons; the shutter opening measures 30 feet a, across. The building itself is 105 feet in diameter. An elevator provides access to a glass-enclosed A observation deck that presents a panoramic view b of t of the observatory; from there steps lead to a tel, telescope viewing gallery for visitors. The telescope was dedicated in June, 1973, and is named for Dr. Nicholas U. Maya[ 1, f orme r Di recto r of the Kitt Peak National Observatory. PF ELEVATION The summit of the moun- tain lies just North of the 4-meter telescope, at an elevation of 2098 meters (61182 feet). 1.5 1.5 MILES MILE 10.75-METER -WAVE MILLIMETER RADIO TELESCOPE Operated by the National RadioAstronomy Observa- tory this 10.75-meter (36- foot) dish antenna explores the universe in radio wavelengths that are not visible to the human eye (Not open to the public) 'ES iin i's ~ 13-METER 02.3-METER TELESCOPE -CM 050 -lic) TELESCOPE MITORY LESCOPE ;RAPH lebula in Orion, I with the Mayall e. 30-CM SCHMIDT TELESCOPE REST ational Observatory, you will note that some points of by numbers-both on this map and on the mountain E!Iow is a brief description of each site. :1 -meter telescope, with the McMath Solar Telescope -you will be looking south. Behind you stand six of the 13 at Kitt Peak: the 1.3-meter inf rared, and the 30-centimeter .the three telescopes of the University of Arizona; , 9-meter Nicholas U. Mayall telescope dome isvisible. AdtarValley and, visible some 18 miles to the o your right) is the town of Sells, tribal headquarters .ans. The distinctive dome-shaped mountain peak due ri, traditional home of the Papago Indian God /-Ptoy. a schematic diagram of the McMath Solar Telescope. ers can obtain a picture of the telescope with the oground from this point. 1.3-METER -vel, photographers find nearlyTELESC the entire sweep of OPE flescopes before them. The large telescope building nousesthe Universityof Arizona's 2.3-meter telescope. you are standing 29 meters, or%feet, abovethe r op. The Visitor's Gallery provides a view in all f sof 100 mileson most days, and special non-glare iis area enhances picture taking. To helpwith along the gallery show the ADMINISTRATION f our points of thecompass ADMIN Df surrounding towns. MountainBUILDING ranges visible to the ed in Mexico. iles down this roadway is the Picnic Area with cooking rink machines, drinking water and restrooms for your beauty, the PicnicArea itself draws many nature 00 co Ef Irn, stand facing the I . oq%9)V Weftfpe n fi t your Walking Tour 6 agree with the structures visible atop the mouni N61 Welcome to the kitt eak national observatoi A Walking Tour As national center for ground-based optical astronomy, Kitt Pc the largest collection of astronomical instruments in the world. S( over the world use Kitt Peak facilities for research programs in st planetary studies. In addition to visiting scientists, over 50 people are employed o but only the necessary support staff I ives there. Resident astronom in Tucson. During observing periods, they, as well as visiting sc dormitory rooms at Kitt Peak. Kitt Peak is open to the public from 10 a.m. to 4 p.m. ev Christmas. There is no charge or ticket for admission. Regularly sc the Observatory are conducted at 10:30 a.m. and 1:30 p.m. Sunday and holiday. All tours begin at the Visitor Center. Although no food (other than candy and soft drinks) is sold on i grounds, a picnic area is provided with tables, benches, and fire pi This Walking Tour Guide has been prepared for visitors who scheduled tour or wish to tour the facilities on their own. Please for a handy reference to the National Observatory. Your interest in the Observatory's programs and facilities is a sincerely hope that your visit to Kitt Peak will be an ei informative-occasion. VISITOR'S CENTER Exhibits feature many as- A 1-met( pects of astronomy, including coelostat rn models of telescopes and the sunlight to research programs being con- meter (414 clucted at Kitt Peak. Visitors forming mi can operate an actual solar sends the ,000 telescope, and Kitt Peak- down throi produced films are shown on tanks hous we, ekends and holidays. meter-higF Papago handicrafts and vari- tower-clesi ous mementos of the Obser- imize the vatory are available at the gift to the obs( shop. Its daily n solar ma~ give scient understanc ------ complex pi W- Z occur with The Vacuu is also us solar veloc spectra, ai ported N/ program constantly formation 4 ity for the nauts. MAINTENANCE HOPS 1.3-METER TELESCOPE il emphasis on infrared astronomy, this telescope EMPLOYEE'S GH LL observations of objects such as stars embedded DININ 7 A ist clouds that would 0 VV'Fb'P1ReI- - ,M : CIA-RDP96-00788ROO rpdP a model for all infra ns ik telescopes.