
omega centori

1677ll edmund hallie aadyamaayi oru noonn-stellaar object aayi thiricharinja centorus nakshathrasamoohathile oru golaakrithiyilulla klastaraanu omega centori (ω seen, ngc 5139, allengil caldwell 80). ekadesham 150 prakashavarsham vyaasamulla ksheerapathatthile ettavum valia golaakrithiyilulla klastaraanu ithu. ekadesham 10 dasalaksham nakshathrangalum 4 dasalaksham sourorjja pindatthinu thulyamaaya motham pindove ithil adangiyirikkumennu kanakkaakkappedunnu, ithu ksheerapathatthile ettavum valia globular klastaraakkunnu.
omega centori mattu mikka galaxy globular klasttarukalil ninnum valare vyathyasthamaan, ithu oru thadassappetta kullan galaxy pradhana avashishtamaayi uthbhavichathayi karuthappedunnu.
nireekshana charithram.
eiii. dii. 150 oode greco-roman ezhuthukaaranum jyothishaasthranjanumaaya tolami thante "almagestil" eee vasthuvine centorinte pinbhaagathulla oru nakshathramaayi pattikapedutthi, "principio scapula ithu sambhavikkunnu". jarmman cartographer johann bair tolamiyude daatta upayogichu 1603 ll "uranometria" prasidheekarichukondu eee vasthuvine "omega centori" ennu namakaranam cheythu. thekkan atlaantik dveepaaya sent helenayil ninnulla oru dooradarshini upayogichu, engleesh jyothishaasthranjanaaya edmund hallie 1677 ll eee vasthuvine oru nakshathramallaattha vasthuvayi veendum kandethi. 1716-ll hallie "rajakeeya samoohathinte daarshanika edapaadukalile" aarr "thilangunna paadukaludeyo paachukaludeyo" pattikayil ithu prasidheekarichu.
swis jyothishaasthranjanaaya jeane-philipp dii chesso thante 1746 leeii 21 neehaarikalude pattikayil omega centoriye ulppeduthi, 1755 ll franch jyothishaasthranjanaaya lacailum, avide ninnaan kaattalog nambar l i5 ennu namakaranam cheythath. 1826 ll scotish jyothishaasthranjanaaya jaims dunlop ithine aadyamaayi oru golaakrithiyilulla klasttaraayi amgeekarichu, addeham ithine "valare saavadhaanathilum madhyabhaagathu mithamaayum churukkia nakshathrangalude manoharamaaya globe" ennu visheshippichu.
swathukkal.
bhoomiyil ninnu ekadesham kurachu akale, nagnanethrangal kondu drishyamaakunna churukkam golaakrithiyilulla koottangalil onnaanu omega centori-irunda, grameena pradeshathu ninnu kaanumbol poornnachandran pole valuthayi kaanapedunnu. ithu ettavum thilakkamullathum ettavum valuthum 4 dasalaksham sourorjja pindamullathum ksheerapathavumaayi bandhapetta ettavum valia globular klasttarumaanu. praadeshika thaaraapathangalude koottatthile ellah golaakrithiyilulla koottangalilum, andromeda thaaraapathatthile maayal II maathramaan kooduthal thilakkamullathum valuthaanu. ksheerapathatthiloode parikramanam cheiyunna omega centoriyil niravadhi dasalaksham janasamkhyayulla II nakshathrangalund, ithinu ekadesham 12 bilyan varsham pazhakkamund.
omega centoriyude madhyabhaagathulla nakshathrangal valare thirakkeriyathinaal avaa parasparam sharashari 0.1 prakashavarsham maathram akaleyaanennu kanakkaakkappedunnu. 469 nakshathrangalude radial vegathayude alavukal upayogichu aantharika chalanathmakatha vishakalanam cheythittundu. eee klasttarile amgangal pindatthinte kendratthe 7.9 kilometer second-1 enna ettavum uyarnna vegathayil parikramanam cheiyunnu. chalanathmakathayil ninnu anumaanikkappedunna pinda vitharanam prakasha vitharanavumayi shakthamayi poruthappedunnillengum alpam kooduthalaanu.
oru kendra thamogartthatthinte thelivukal.
chiliyile sero paachonil hubble space telescope jemini obsarvettariyum nadatthiya nireekshanangale adisthaanamaakki omega centoriyude madhyabhaagathu oru intermediat-maas thamogarthatthinu 2008 leeii oru patanam thelivukal avatharippichu. omega centoriyude madhyabhaagathu nakshathrangal koottimuttunnathaayi sarvekalkkaayulla habbilinte noothana camera kaanikkunnu, ithu kendrathinaduthulla nakshathraprakaashatthinte kramanugathamaaya vardhanavu vyakthamaakkunnu. jemini nireekshanaalayatthile upakaranangal upayogichu klasttarinte koril karangunna nakshathrangalude vegatha alakkunnu, udha. kendrathodu aduthulla nakshathrangal nakshathrangalekkaal vegathil neengunnuvennu noyola sahapravarthakarum kandethi. eee alavu ardhamaakkunnathu kaambil kaanaatha dravyam aduthulla nakshathrangalumayi guruthwaakarshanaparamaayi edapedunnu ennaanu. eee phalangale saadhaarana modalukalumaayi thaarathamyam cheythukondu, thamogarthampolulla idathoornnathum valuthumaaya oru vasthuvinte guruthwaakarshanamaanu ettavum saadhyathayulla kaaranamenn jyothishaasthranjar nigamanam cheythu. avar 40,000 sourorjja pindatthil vasthuvinte pindam kanakkakki.
klasttarinte koril oru thamogarthamundenna nigamanangale sameepakaalathe padanangal velluvilichittund, prathyekichu klasttar sentarinte nirddishta sthaanathekkurichu tharkkikkunnu. oru intermediat-maas thamogartthamundengil pratheekshikkunnathupole, kendratthinte puthukkiya sthaanam upayogichulla kanakkukoottalukal coor nakshathrangalude vegatha doorathinanusarichu vyathyaasappedunnillena kandethi. nakshatraprakasham kendrathilekku vardhikkunnillennum pakaram thaarathamyena sthiramaayi thudarunnuvennum ithe padanangal kandethi. noyola sahapravarthakarum nirddeshicha thamogarthatthe avarude phalangal poornnamaayum thallikkalayunnillenn rachayithakkal abhiprayappettu, pakshe avar athu sthireekarikkunnilla, mathramalla avayude paramavadhi pindam 12,000 sourorjja pindangalayi parimithappedutthunnu.
thadassappetta kullan galaxy.
ksheerapatham thadassappeduthukayum agiranam cheyyukayum cheytha oru kullan thaaraapathatthinte kaathalaan omega centori ennu anumaanikkappedunnu. nilavil bhoomiyil ninnu 13 prakashavarsham maathram akaleyulla kaaptteyn nakshatram omega centoriyil ninnaan uthbhavichathenn karuthappedunnu. omega centoriyude rasathanthravum ksheerapathatthile chalanavum eee chithravumaayi poruthappedunnu. mayol II pole, omega centoric lohangalude oru shreniyum nakshathrayugangalumund, athu soochippikkunnathu avayellaam oresamayam roopappettathalla (golaakrithiyilulla koottangal roopappedumennu karuthappedunnu), vaasthavathil oru cheria galaxy backie bhagamaayirikkaam ksheerapathatthil samyojippichathinushesham.
fictionil.
omega centoriyum kaaptteyninte nakshatravum oru thadassappetta kullan thaaraapathatthil ninnaan uthbhavikkunnathennum eee uthbhavam novalinte kathayude kendramaanennum iyaan dougless ezhuthiya "singulaaritti" (2012) enna noval avatharippikkunnu. katha purogamikkumbol omega centoriyude niravadhi shaasthreeya vashangal charcha cheyyappedunnu, klasttarinullile vikirana anthareeksham, klasttarinullil ninnu aakasham enganeyaayirikkaam ennivayulppede.
jarmman pulp sayans fiction seereesaaya "perry rodan"-leeii eee klasttar roopangalum omega centoriyilaanu "atlaan" enna spin-oof seereesinte oru saikilum sajjeekarichirikkunnath.

