
(6178) 1986 daa

 ekadesham 3 kilometer vyaasamulla amore grouppinte bhoomiyodu chernnulla vasthuvayi tharamthirickunna oru loha chhinnagrahamaanith. 1986 februvari 16nuu jappaanile shisuvoka obsarvettariyil japanese jyothishaasthranjanaaya minoru kisavayanu ithu kandethiyathu.
1986 daa uyarnna radar thelichamulla loha gadanayullathaayi karuthappedunna aadyathe bhoomiyodu chernnulla chinnagrahamaayirunnu; athodoppam svarnnam ulppede 100,000 tonn plaattinam group lohangal undaakumenn pravachikkappedukayum bhaaviyile bahirakasha kolanikkaarkkulla oru vibhavamayi nirddeshikkappedukayum cheythu.
bhramanapathavum vargeekaranavum.
oru vichitramaaya amore chhinnagrahathinu bhoomiyude bhramanapathathil ettavum kuranja intersection dooramundu, athu puratthu ninnu bhoomiyude bhramanapathathe sameepikkunnu, pakshe athu kadakkunnilla. ennirunnaalum ithu chovvayude bhramanapatham kadakkunnu, ithine oru chovva-crosser ennu tharamthirikkaam, koodaathe 0.05 auninullil jupittarinte bhramanapathathilekku athunnu. 4 varshavum 9 maasavum (1,732 divasam) oro thavanayum eee chhinnagraham sooryane 1.2-4.5 au akale parikramanam cheiyunnu. athinte bhramanapathathinu 0.08 enna vikendrathayum grahanavumaayi bandhappett 4° cherivum undu. 1977 ll siding spring obsarvettariyil aadyathe precovery edukkukayum chhinnagrahathinte nireekshana kamaanam kandethunnathinu 9 varsham munbu vipuleekarikkukayum cheythu.
shaareerika savisheshathakal.
mattu chhinnagrahangale apekshichu kooduthal radar-reflective aayathinal metaalik emm-type chhinnagraham sradheyamaanu. nickel irumbum chernnathaanennum urukunnathum vyathyasavum anubhavicha oru valia vasthuvinte kendratthil ninnaan ithu uruthirinjathennum radar alavukal soochippikkunnu. nireekshicha radar albido 0.58 umm opttikkal albido 0.14 umm aayirunnu.
bhramanavum aakruthiyum.
mattoru vasthuvumayulla vinashakaramaaya koottiyidi vazhiyaan ithu oru valia shareerathil ninnu roopappettathu. eee shareerathinte radar alavukal soochippikkunnathu oru meettaril thaazheyulla skeyilukalil uparithalam thaarathamyena minusamaarnnathaanenkilum 10-100 meter skeyilukalil ithu valare kramarahithamanu. niravadhi laitt karvu vishakalanangal ithinu 3.50 muthal 3.01 manikkoor vare oresamayathulla bhramana kaalayalav nalki, thaarathamyena uyarnna thelicha amplitude 0.13 num 0.08 num idayil, kramarahithamaya aakruthiye soochippikkunnu.
vyaasavum albido.
naasayude wide feeld infrared sarway explorer athinte thudarnnulla neovice douthyathode nadatthiya sarway prakaram, chhinnagrahathinu yathaakramam 0.08 umm 0.16 umm albido 3.1 muthal 3.2 kilometer vare vyaasavumund. sahakarana chhinnagraha laitt karvu link" mikacha falamaayi 3.15 kilometer thiranjedukkunnu, athesamayam 1994 muthalulla aadya kanakk 2.3 kilometer vyaasam nalki.
khanana parigananakal.
10, 000 tonn svarnnavum 100,000 tonn plaattinavum adangiyirikkunnuvennu shaasthranjar velippeduthiyappol chhinnagraham athinte ettavum sradheyamaaya amgeekaaram nedi, allengil "svarnnathinu 90 bilyan dollar plaattinathinu oru thanutha trilyan dollar, koodaathe chhinnagrahathinte 10 bilyan tonn irumbinum oru bilyan tonn nikkalinum ayanja maattam."2012ll 100,000 tonn plaattinatthinte moolyam ekadesham anchu trilyan us dolaraayirunnu. bhoomiyude thaazhnna bhramanapathathil ninnu eee chhinnagrahavumayi oru bahirakasha pedakam andumuttunnathinulla deltta-vii secondil 7.1 kilometres.