Tsim, Secondary kev kawm ntawv thiab cov tsev kawm ntawv
Constellation Sagittarius. Astronomy, qib 11. Cov hnub qub nyob rau hauv lub txhiaj txiv mim uas
Constellation Archer pov tseg ntawm Scorpio thiab Capricorn. Nws yog nthuav vim hais tias nws yog qhov chaw ntawm lub Galaxy. Tsis tas li ntawd nyob rau hauv no loj zodiacal constellation yog tus taw tes ntawm lub caij ntuj no solstice. Sagittarius muaj ntau hnub qub. Ib txhia ntawm lawv yog cov heev kaj. Qhov no constellation occupies ib tug loj cheeb tsam nyob rau hauv lub hmo ntuj. ntau myths xwb thiab legends txuam nrog nws. Nyob rau hauv lub constellation ntawm lub tsev kawm ntawv kawm nyob rau hauv lub chav kawm "Astronomy" (qib 11). Tab sis cov ntaub ntawv kawm no xwb. Thiab cov kiv cua ntawm cov hnub qub ib txwm xav kom tau kev paub ntxiv, tsis tsuas hais txog lub txhiaj txiv mim uas, tab sis kuj hais txog cov nebulae, thiab galaxies txuam nrog lawv.
constellation Sagittarius
Sagittarius yog undoubtedly ib tug ntawm cov feem ntau amazing thiab nthuav txhiaj txiv mim uas nyob rau hauv lub hmo ntuj. Hais tias nws yog muab tshem tawm txog 30 txhiab lub teeb xyoo, nruab nrab ntawm peb galaxy. Nws yog muab zais qab ib tug huab ntawm interstellar hmoov av. Hu cov hnub qub ntawm lub constellation Sagittarius lub brightest nyob rau hauv lub ntuj, ntawm chav kawm, tsis yooj yim sua, tab sis ib txhia ntawm lawv mus txog ib tug quas magnitude ntawm 2.0 thiab yog zoo pom nyob rau hauv lub ntuj.
Nws yog ntseeg hais tias nyob rau hauv Sagittarius, koj yuav saib tau lub zoo nkauj tshaj plaws ib feem ntawm lub kab lig ntuj txoj kev. Ntawm no, txawm nyob rau hauv lub teb tsom iav pom globular pawg thiab nebulae. Cov feem nthuav thiab, ntawm chav kawm, tus zoo nkauj sawv daws yuav - yog lub pas dej Nebula thiab Omega (tej thaum hu ua Swan), raws li zoo raws li cov nyuam qhuav qhib M20. Zaum tau qhov tseeb hais tias Sagittarius txawm tias ib tug dub qhov, raws li astrophysicists, nws yog nyob rau hauv qhov chaw ntawm peb galaxy.
Yog li ntawd, nws yog ib qho yooj yim mus nrhiav tau cov constellation ntawm Sagittarius nyob rau hauv lub ntuj. Diam duab yog tau nrog kev pab los ntawm haib telescopes, pab nrhiav tau dab tsi yog tsis pom mus rau tus liab qab qhov muag. Nyob rau hauv sab qaum teb-sab hnub tuaj ib feem ntawm lub constellation nrog ib tug zoo nce yuav suav hais tias ib tug ntsias galaxy. Nws yog nyob ze rau qhov kab lig ntuj txoj kev. Qhov kev ncua deb rau qhov no pos huab galaxy lus zoo - hais txog 1.7 lab teeb xyoo. Los ntawm txoj kev, nws yog tseem qhib nyob rau hauv 1884 los ntawm zaum E. Barnard.
Lawm, tag nrho cov khoom nyob rau hauv lub constellation ntawm Sagittarius yog nyob rau ntawm txawv deb ntawm lub solar system. Ua ntej mus rau qhov ze lub hnub qub - Roth 154 - tsuas yog 9,69 teeb xyoo. Thiab nws yog nyob rau hauv qhov chaw cov qauv no kuj nyob ze. Yog li ntawd, peb yuav hais tias nws yog peb cov neeg zej zog.
Lub constellation ntawm Sagittarius nyob rau hauv lub ntuj
Qhov no constellation yog kom meej meej pom nyob rau hauv lub hmo ntuj nyob rau hauv lub caij ntuj sov. Nws zoo nkaus li los ntawm lub thib ob xyoo caum ntawm Lub ob hlis ntuj, thiab nws yuav tsum muaj cai mus Kaum ib hlis. Qhov zoo tshaj plaws tej yam kev mob rau muaj kev soj xyuas - lub caij ntuj sov. Ces nws disappears. Lub hnub yog nyob rau hauv Sagittarius los ntawm 18 hlis ntuj nqeg rau 18 Lub ib hlis ntuj. Ib tug heev nthuav qhov tseeb: nws yog nrog lub ntiaj teb no-nrov teeb liab "Wow!" Tau txais yuav los ntawm ob tog Sagittarius Lub yim hli ntuj 15, 1977 - txawm los ntawm ib tug neeg txawv civilization.
Myths xwb hais txog lub constellation
Sagittarius yog kev cob cog rua nrog ob tug zoo-paub nyob rau hauv lub mythology ntawm lub Centaurs: Krotos thiab Chiron. Xyaum nyob rau hauv tag nrho cov atlases ntawm lub ntuj txhua lub sij hawm yog kis qauv uas twb xwm lub zeej nrog cov npog tas ib ce ntawm tus txiv neej thiab ib tug nees lub cev. Nyob rau hauv daim ntawv no nws twb nkag mus rau hauv lub catalog ntawm Klavdiya Ptolemeya "Almagest".
Lub nto moo tshaj plaws Greek tswvyim hais ua dabneeg ntawm lub constellation Sagittarius associates nws nrog cov neeg txawj ntse Chiron, cov xib fwb thiab neeg cob ntawm ntau heroes. Nws twb ntseeg tau hais tias qhov no Centaur rau mus txawv tebchaws Argonauts yees xilethi-aus ntiaj teb. Nyob rau nws, nws sab laug lub thaj av rau lawv tus kheej. Nws tsis yog nyuaj rau twv hais tias qhov no constellation ntawm Sagittarius, raws li nws yog tua los ntawm tus hneev txig lub Centaur. Tab sis tus npaj txhij txog tshwm sim: lub cunning Krotos ntaus nws thiab coj nws qhov chaw. Zoo, Chiron yuav tsum tau txiav txim rau tsawg tshaj li honorable constellation Centaurus.
Constellation Sagittarius twb muaj nyob rau hauv lub "sau los ntawm Svyatoslav" rov qab nyob rau hauv 1073. Slavic pab pawg neeg nws twb paub nyob rau hauv nws tam sim no lub npe.
Lub pas dej nebula
Muaj ntau cosmic mysteries ua rau cov constellation Sagittarius. Duab tau nrog ib tug tsom iav raj, pab mus kawm nyob rau hauv kom meej lub pas dej Nebula, uas yog nyob rau hauv nws. Nws yuav rightly muab suav hais tias attraction ntawm lub caij ntuj sov ntuj. Rau cov neeg uas nyiam mus saib cov hnub qub, nebula, qhov no tej zaum yuav zoo li ib tug heev interesting kev kawm. Nws yuav pom txawm nrog binoculars.
Pas dej Nebula - tus menyuam txaj hauv lub hnub qub. Nws zvezdoformiruyuschee txuam nrog ntawm cosmic hmoov av. Nws yog dawb nyob rau hauv lub cev nrog ib tug kom meej meej discernible chaw. Lub nebula muaj ib tug sawv ntawm cov hnub qub, uas puv nws mus rau hauv ib tug zoo nkauj tshaj plaws cov khoom ntawm lub hmo ntuj ntuj ntawm lub caij ntuj sov. Nws yog tej thaj chaw deb los ntawm lub hnub ci system 5,200 teeb xyoo. Muaj globules - huab tsaus prozvezdnogo khoom.
nebula M20
Ntawm cov hoob kawm, tsis tsuas hnub qub nyob rau hauv lub txhiaj txiv mim uas yog ntawm kev txaus siab nyob rau hauv pib xyaum ua astronomy. Heev ntawm nthuav cov thiab nebulae. Nyob rau hauv lub constellation ntawm Sagittarius yog ob peb. Tab sis ib yam ntawm cov feem ntau zoo nkauj, yeej nebula M20. Nws yog lub feem ntau nthuav kwv mus soj ntsuam lub caij ntuj sov hmo ntuj, tab sis yog, nws yuav pom los ntawm telescopes nruab nrab thiab loj aperture.
Thawj qhov uas attracts xim - ib tug ob peb hnub qub nyob rau hauv qhov chaw ntawm lub brightest ib feem ntawm lub nebula. Ces nws yuav cuab kev tias qhov no tus kwv zoo li "lawm." Pom dub kis uas cais lub nebula nyob rau hauv ob qhov chaw. Qhov no tsaus nti feem muaj tus duab ntawm tsab ntawv "T". Nrog zoo magnification qhia tau hais tias Nebula muaj peb qhov chaw. Thiab tom ntej no mus nws yog lwm dimmer kwv.
Yog li, lub nebula M20 yog sawv cev stasis peb hom: liab (emission), dub (absorbing) thiab xiav (paab).
Alfa Sagittarius
Sagittarius constellation ntawm cov hnub qub yuav tsis heev ci. Tej zaum hais tias yog vim li cas nws yog tsis nrov heev lovers ntawm lub hmo ntuj ntuj. Nyob rau hauv no constellation nws yog nthuav tias alpha tsis yog lub brightest hnub qub. Tsis tau nws yog pom thiab nws muaj nws tus kheej lub npe.
Rukbat - dawb-xiav lub hnub qub. Nyob rau hauv Arabic nws lub npe txhais tau tias "lub hauv caug." Qhov no alpha Sagittarius. Los ntawm cov hnub ci zog mus rau lub hnub qub Rukbat kwv yees li 71,4 parsecs. Nyob rau hauv daim duab nws yog nyob rau hauv pem hauv ntej ntawm lub sab laug txhais ceg ntawm lub hauv caug. Li no nws tau txais nws lub npe. Lub brightness alpha Archer considerably ua tsis tau zoo hnub qub Kaus australis.
Star Kaus Australis
Lub brightest hnub qub nyob rau hauv lub constellation - Sagittarius yog epsilon. Khees brightness Kaus Australis - 1,79, uas sib raug mus rau lub brilliance ntawm cov hnub qub nyob rau hauv lub "thoob" ntawm lub Big tshob. Nws yog zoo pom mus rau tus liab qab qhov muag, thiab nws yog ib qho yooj yim mus nrhiav tau nyob rau hauv lub hmo ntuj. Tus paub tsis meej ntawm xws li ib tug kaj aurora twb nrhiav tau los ntawm zaum nyob rau hauv nruab nrab-thib nees nkaum caug xyoo. Ib tug tshawb kom ntxaws txog Upsilon Sagittarius, nws twb pom hais tias qhov no muab ob npaug rau lub hnub qub.
Kaus Australis txhais li "rau yav qab teb ib feem ntawm tus hneev" uas qhia tau hais tias nws txoj hauj lwm nyob rau hauv lub constellation daim duab. Qhov no yog qhov southernmost thiab brightest hnub qub nyob rau hauv tus hneev ntawm Sagittarius, uas muaj peb cov khoom. Hneev daim ntawv tiam sis Kaus Australis, ob ntau hnub qub. Astronomy - qhov kev kawm ntawm yuav ua li cas leej thiab muaj tswv yim, yog li ntawd, sib nrug los ntawm cov nom npe ntawm lub hmo ntuj ntuj khoom no kuj tus kheej npe. Lambda beta thiab Sagittarius feem hu ua Kaus Borealis thiab Kaus Meridionalis. Ua ke nrog upsilon lawv tsim ib tug "nyo hau".
Triple lub hnub qub nyob rau hauv lub constellation ntawm Sagittarius
Nyob rau hauv lub constellation ntawm Sagittarius yog txawv hnub qub. Astronomy muaj cov ntaub ntawv supergiants thiab dwarfs. Tab sis tshwj xeeb mloog mus zaum thiab astrophysicists yeej ib txwm muab ib tug triple lub hnub qub. Lawv yog cov tsis tshua muaj heev thiab yog li ntawd ntawm kev txaus siab. Nyob rau hauv lub constellation ntawm Sagittarius muaj ib tug triple lub hnub qub - nws Albaldah. Los ntawm cov hnub ci system nws yog muab tshem tawm ntawm ib tug deb ntawm txog 508 lub teeb-xyoo. Lub hnub qub catalogs ua rau nws nyob rau hauv lub cim "pi Sagittarius."
Albaldah - ib tug heev hnub qub ci ci. Nws yog kom meej meej pom mus rau tus liab qab qhov muag, zoo li ntawd lub npe hu txij ancient sij hawm. Lub npe nws tau muab lub as astronomers pom nws ua ntej peb era. Nrog lub ancient Arabic lo lus "Albaldah" yog txhais li "nroog". Tej zaum lawv twb paub nws tsis yog ib tug, tab sis peb cov hnub qub, uas yuav piav tau cov npe. Tab sis kev paub ntawm no fact yog tsis pom.
Pi Sagittarius - ib tug system ntawm peb cov hnub qub. Chief ntawm lawv yog ib tug daj-dawb loj heev. Deg kub - kwv yees li 6590 Kelvin. Nws tseem yog nthuav tias luminosity ntawm lub giant hnub ci tshaj ib txhiab lub sij hawm. Star yog rau cov theem ntawm evolution thaum lub ntiajteb txawj nqus thiab nws internal siab poob stability. Daj-dawb giant pib nthuav thiab daim ntawv cog lus. Hais txog satellites Albaldaha zoo tsis muaj dab tsi yog paub. Qhov xwm ntawm cov hnub qub twb tsis tau tau qhia tawm.
gamma Archer
Constellation Sagittarius muaj xws li lwm txheej ntawm giant hnub qub. Txawm li cas los, tsis yog txhua txhua ntawm lawv yog cov kom meej meej pom mus rau tus liab qab qhov muag. Tab sis tsis Alnasl. Qhov no hnub qub nyob rau lub solar system ntawm ib tug deb ntawm 96 teeb xyoo.
Gamma Sagittarius yog kom meej meej pom nyob rau hauv lub ntuj rau moonless nights. Yog li ntawd, nws yog lub npe hu mus zaum txij ancient sij hawm. Nws yog tshwj xeeb los ntawm lub fact tias nws muaj tsis tau ib tug, tab sis ob tug as npe. Tus thawj - "Alnasl", uas translates li "arrowhead." Qhov thib ob lub npe ntawm tus hnub qub, "Nushbada", oddly txaus, muaj tib lub ntsiab lus.
Yam ntxwv lub cev Alnasl - txiv kab ntxwv loj heev. Nws nto kub yog kwv yees li 4760 degrees Kelvin. Koj puas muaj ib lub hnub qub ntiaj chaw satellites, zoo li peb hnub, tau raug tsim muaj. Yog li ntawd, nyob deb, tsis muaj kos npe rau ntawm lawv muaj nrhiav tau.
Star Sefdar - qhov no Sagittarius
Qhov no yog ib tug muab ob npaug rau lub hnub qub, nws yog nyob rau ntawm ib tug deb ntawm lub hnub ntawm txog 146 lub teeb-xyoo. Qhov no Sagittarius muaj ob lub npe: lub Arabic "Sefdar" ( "tsausmuag warrior") thiab cov Latin "il Furoris" ( "Blazing Fury"). Kom txog rau thaum 1928 nws yog ib feem ntawm ib tug constellation tsom iav raj. Tom qab ntawd, thaum tus ciam teb tau muab kho, nws ntaus nqi mus rau Sagittarius.
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