
137 meliboya

austriyan jyothishaasthranjanaaya jeey. kandethiya oru valia, irunda pradhana beltt chhinnagrahamaan 137 melibia. 1874 epril 21 nuu austriyan naavika nireekshanaalayatthile palisa, addehathinte niravadhi chhinnagraha kandethalukalil randaamathethaanu. greak puraanatthile ooshyaanasinteyum tethisinteyum makalaaya melibiyayude perilaanu ithu pinneedu ariyappedunnathu. samanamaaya bhramana moolakangal pankidunna chhinnagrahangalude melibia kudumbatthile ettavum valia pindam, 791 aanii maathramaan athinte valippathilekku adukkunnathu. ithu sii-type chhinnagrahamayi tharamthirickunnu, ithu carbonatius vasthukkalaal nirmmithamaayirikkaam. chhinnagrahathinte spectra jaleeya maattatthinte thelivukal pradarshippikkunnu.
1990-1991 samayat italiyile torino obsarvettariyil nadatthiya eee chhinnagrahathinte photometric nireekshanangal 15.28 ± 0.02 manikkoor sinodic bhramana kaalayalav nirnnayikkaan upayogichu. nyoo meksikkoyile laas cruseile oorgan messa obsarvettariyil 2009 ll nadatthiya oru padanatthil 25.676 ± 0.001 manikkoor kaalayalavum 0.16 ±02 theevrathayude thelicha vyathiyaanavum kandethi. muun padanangalil nirnnayicha 15 manikkoor kaalayalav avar thallikkalanju.
2002ll arisibo nireekshanashaalayil ninnu radar 137 melibia nireekshichu. ritten signal 144 ± 16 kilometer phalapradamaaya vyaasavumaayi poruthappedunnu. mattu maargangaliloode kanakkaakkunna chhinnagraha alavukalumayi ithu poruthappedunnu.