david fabricius

telescopic jyothishaasthrathinte aadyakaalangalil thante mootha makan johannes fabriciusumaayi (1587-1615) samyukthamaayi rund pradhana kandethalukal nadatthiya oru jarmman paastaraayirunnu david fabricius (9 march 1564-7 meyy 1617).
david fabricius (addehathinte sariyaaya peru "david fabber" allengil "david goldsmidt" ennathinte laattinaiseshan; orupakshe hebru) essensil janikkukayum 1583 muthal helmsted sarvakalashaalayil padikkukayum frisiyayile (ippol vadakkupadinjaaran germmaniyilum vadakkukizhakkan netherlandilum) thante janmasthalathinaduthulla cheria pattanangalude paastaraayum 1584 ll dornathinaduthulla resterhapilum 1603 ll austeelilum sevanamanushtikkukayum cheythu. annathe protestant manthrimaarkk saadhaaranamaayirunnathupole, addeham shaasthrathil earppettu addehathinte prathyeka thaalparyam jyothishaasthramaayirunnu. jyothishaasthranjanaaya johannes keplarumaayi fabricius bandhappettirunnu.
shaasthreeya pravartthanangal.
1596 augustil fabricius ariyappedunna aadyathe periodic variable nakshatramaaya (novakal, soopparnovakal thudangiya duranthaparamaaya variabilukalkku vipareethamaayi) meera kandethi. thudakkathil ithu mattoru nova maathramaanennu addeham vishwasichu, kaaranam aavarthichulla variable enna muzhuvan ashayavum akkaalat nilavilundaayirunnilla. 1609ll meera veendum thilangunnathu kandappol, aakaashat oru puthiya tharatthilulla vasthu kandethiyathayi vyakthamaayi.
rund varshathinu sesham, addehathinte makan johannes fabricius (1587-1615) netherlandsile sarvakalashaalayil ninnu sooryane oodikkunna dooradarshinikalumaayi madangi. sooryane nerittu nireekshikkunnathil budhimuttukal undaayirunnittum, avarude nireekshanatthinte aadyathe sthireekarikkappetta udaaharanamaaya suurya bindukkalude asthithvam avar shradhichu (kizhakkan eshyan charithrangalile avyakthamaaya prasthavanakal soochippikkunnathu chainees jyothishaasthranjar munbu nagnanethrangal kondu avaa kandethiyirikkam, kurachu varshangalkk munbu fabricius oru dooradarshiniyillaathe thanne avaa sradhichirikkaam). annukal samrakshikkunnathinum solar diskinte mikacha kazhcha nedunnathinumaayi eee jody taamasiyaathe camera abscura telescopy kandupidichu, koodaathe paadukal neengunnuvennu nireekshikkukayum cheythu. avaa diskinte kizhakkan attathu prathyakshappedukayum kramanugathamaayi padinjaaran attathekku neengukayum aprathyakshamaakukayum disk kadakkaan edutha athe samayam kadannupoya sesham veendum kizhakk prathyakshappedukayum cheyyum. suuryan athinte achuthandil karangunnathayi ithu soochippikkunnu, ithu munbu anumaanikkappettirumne orikkalum thelivukalode pinthunaykkiyittil. 1611 juunil johannes "maculis inn soul observatis, ettu appaarent eram kamm soul kanvershan nareshio" ("sooryanil nireekshikkappedunna paadukalekkurichum sooryanumaayulla avayude prathyakshamaaya bhramanathekkurichum vivaranam") prasidheekarichu. nirbhagyavashaal, 29-aamm vayassil johannes fabriciusinte neratheyulla maranashesham, pusthakam avyakthamaayi thudarukayum kurachu maasangalkk sesham christoph schemer galilio galili sooryarashmikalekkurichu swatantra kandethalukalum prasidheekaranangalum athu grahanamaakkukayum cheythu.
maranam.
1617ll austeelile palpittil ninnu oru praadeshika vavvaaline fabricius apalapichathinethudarnnu, prathi oru vadi kondu thalayil adichu kolappedutthi.
paarambaryamaayi.
1589ll addeham frisia upayogichu nirmmicha bhoopadatthinte pakarppukalum ippozhum nilavilundu. jools verneyude "bhoomiyil ninnu chandranilekku" enna kruthiyil thante dooradarshiniyiloode chandravaasikale kandathayi avakaashappedunna oralaayi addehathinte peru parishodhikkappedunnu, ennirunnaalum aaa prathyeka vastutha verneyude kathayude bhagam maathramaan. chandrante thekkan ardhagolathile valia (79 kilometer) garthamaaya fabriciasinu david fabriciusinte peraanu nalkiyirikkunnath. 1895ll 1603 muthal 1617 vare addeham paastaraayirunna austeelile pallithottatthil addehathinte smaranaykkaayi oru smaarakam sthaapichu.

