vaas pii-47

aquarious nakshathrasamoohathil ninnu ekadesham 870 prakashavarsham akaleyulla suuryanu samanamaaya valipavum thelichavumulla oru nakshatramaanu wasp-47. keppler naasayude kaambeyn feeld 3-ll sthithi cheiyunna ithu 2012-ll wide angle serch phoor plaanats (wasp) team oro 4 divasathilum oru hoott jupittar exoplanet parikramanam cheiyunnathaayi aadyamaayi shradhichu. ithu oru saadhaarana choodulla jupittar samvidaanamaanennu karuthappettirunnuvenkum, 2015 ll moonnu grahangal koodi kandethithi vaasayogyamaya mekhalaykkullile oru baahya vathaka bheeman, choodulla jupittarinte bhramanapathathinu purathulla oru choodulla neptyoon, choodulla jupittarinte bhramanapathathinu oru suuppar-erthu interior. choodulla jupittarin sameepavum valare akaleyulla mattoru grahavum ulla oreyoru grahavyavasthayaanu wasp-47.
namakaranam, charithram.
grahangal kandethunnathinumbu, wasp-47 nuu 2 maas jeey 22044873-1201079 enna 2 maas padavi nalkiyirunnu. wide feeld infrared sarway explorer ithu nireekshikkukayum j220448.74-120108.4 enna padavi nalkukayum cheythu. naasayude naasayude dauthyam nireekshikkumbol, ithinu ekliptik playin inputt kaattalog padavi 206103150 enna mahakaavyavum pinneedu dii, iii grahangal kandethiyathin sesham keey 2-23 ennu namakaranam cheythu.
2012ll koyal heliyarinte neethrthwathilulla superwasp groupile oru samgham oro 4,17 divasathilum parikramanam cheiyunna vikendrathaye enna perilulla oru choodulla jupittar exoplanet kandethiyathayi prakhyaapichu. moonnu varshathinu sesham 2015ll neview-vaan maale thudangiyava."chiliyile laa silla nireekshanaalayathil harps spectrograph upayogichu sisttathinte vaasayogyamaya mekhalaykkullil parikramanam cheiyunna randaamathe grahamaaya grahamaaya kandethi. naasayude naasayude dauthyathil ninnulla daatta upayogichu oru graha vettakkar sannadhapravarthakar wasp-47 nuu chuttum onniladhikam grahangal kandethukayum daatta vishakalanam cheytha sesham gaveshakar (becker thudangiyavar)."2015) rund adhika parivartthana grahangalaaya choodulla neptyoon neptyoon, mega-erthu mega-erthu enniva enniva sameepam parikramanam cheiyunnu.
nakshatra savisheshathakal.
wasp-47 ennathu ennathu spectral tharam jii-type maine-sequence nakshatramaanu, ithu suryanodu valare saamyamullathaan. ithu 1.11 umm 1.16 umm aanu, thaapanila 5576 keey aanu, ekadesham 6.5 bilyan varshangal pazhakkamullathaanu. thaarathamyappeduthumbol, suuryanu 5778 keey enna alppam uyarnna thaapanilayundengilum 4.5 bilyan varsham pazhakkamullathinaal ithu valare cheruppamaanu.
ekadesham 0.36 + lohaswalathayo ([phee/echu]) allengil sooryanekkaal hydrajanekkaalum heeliyathekkaalum bharamullah irumbinteyum mattu moolakangaludeyum eratti alavukaloo ulla eee nakshatram valare loha sambannamaanu. rund bheeman vathaka bheemanmarkkum oru mahaa bhoomikkum ore nakshathrathinu chuttum engane roopappedaan kazhinjuvennu ithu vishadeekarikkum. vyavastha 1.16 prakaashamundenn kanakkaakkappedunnu.
nakshathratthinte prathyakshamaaya vyaapthi, allengil bhoomiyude veekshanakonil ninnu athu ethratholam thilakkamullathaayi kaanapedunnu ennathu ekadesham 12 aanu. athinaal, sahaayamillatha kannu kondu kaanaan kazhiyaathathra mangiyathaanu.
grahangalude vyavastha.
vyavastha naalu grahangalude vaividyamaarnnathum sankeernavumaaya samvidaanamundu. avayil moonnennam-iii, bii, dii-hoost staar traansit cheiyunnu, athesamayam athesamayam radial velosity reethiyilaan kandethiyathu. aadyathe moonninum bhoomiyude vyaasathinte 1.8 muthal 13 madangu vare valuppamund. avaa bhoomiyekkaal valare valuthaanu, ettavum kuranja valippamulla valippamulla 6.8 aanu. rund vathaka bheemanmarum yathaakramam 1.2,1.57 enna nilayil jupittarinekkaal valuthaanu. thaarathamyappeduthumbol, jupittar ekadesham 318 aanu. ennirunnaalum, bhoomiyude prakshubdhamaaya anthareekshathil ninnulla nireekshana phalangal kaaranam, naalu grahangaludeyum pinda moolyangalkku thaarathamyena uyarnna anishchithathvamundu, anishchithathvamundu ettavum valia anishchithathvamundu. ennirunnaalum, grahangalude rachanakal nannayi parimithappedutthiyirikku. parimithappedutthiyirikku eathaandu asthiramaaya vasthukkal (vellam, hydrajan/healium) illa, dick nerttha vathaka cover undu, bii, sii enniva jupittar, saattarn polulla vathaka bheemanmaraanu.
rund cheria grahangalude saannidhyavum aadyathe moonnu grahangalude bhramanapatha krameekaranavum choodulla jupittar samvidaanangalil prathekshikkunnilla, kaaranam oru deshaadana vathaka bheeman eathenkilum cheria aantharika grahangale purathaakkumennu karuthappedunnu. eee samvidaanam ippol ullathupole purathuvarunnathinu, rund vathaka bhimanmar thaazhnna pindamulla grahangalaaya iii, dii ennivaykku munbu roopappettirikkanam. ithine rund gattangalulla grahangalude roopeekaranam ennu vilikkunnu, koodaathe sourayoodhathilum ithu sambhavichathayi anumaanikkappedunnu. vikendrathaye akathekku neengukayum graham roopappeduthunna vasthukkale nakshathrathinu sameepam konduvarikayum cheythirikkumennu anumaanikkappedunnu. mikka vaathakavum illaathaayaal, vaathakamillaatha rund grahangalum valia choodulla jupittarin sameepam roopappedunnu.
iii, bii, dii ennee grahangalkk valare samanamaaya bhramanapathangalundu, yathaakramam 0.8,2,2,9.1 divasam bhramanakaalangalund. avayellaam valare choodullathum (≤1000k) bhoomiyekkaal valare kuranja bhramanapatha vikendrathakalullathumaan. aantharika grahangalil ninnu thikachum vyathyasthamayi, sick athinte aathidheya nakshathratthinte vaasayogyamaya mekhalaykkullil 580 divasathiladhikam neendunilkkunna oru vichithra bhramanapathamundu (iii = 0.36). uyarnna vikendrathaye vikendrathaye yude aantharika kudiyettatthiloode vishadeekarikkaan kazhiyilla, athinu kaaranamakunna dvitheeya nakshatrangalonnumilla. mattoru valia graham sisttathil kooduthal purathullatho kodikkanakkinu varshangalkk munbu puranthallappettatho aaya aaya bhramanapathathe maattimarichu ennathaanu avasheshikkunna oreyoru vishadeekaranam.

