
rajakeeya thaarangal

jyothishathil pershyayile rajakeeya nakshathrangal aldebaran, regulus, aantaras, fomalout ennivayaanu. pershyan saamraajyathinte kaalath (bisi 550-bisi 330) aadhunika iraan pradeshathu aakaashathinte rakshaadhikaarikalaayi avar kanakkaakkappettirunnu. aakaashathe naalu jillakalaayi vibhajichirikkukayaanennum oro jillaykkum naalu rajakeeya nakshathrangalil onnu kaaval nilkkunnuvennum pershyakkaar vishwasichu. nakshathrangalkk nallathum cheethayumaaya shakti undennu vishwasikkappettirunnu, pershyakkaar aakaashathinte shaasthreeya kanakkukoottalukalaaya kalandar, chandra/sourachakrangal, pravachanangal ennivayil maarganirddeshathinaayi avaye nokki.
sorostrian kosmogani, cosmology ennivayude samahaaramaaya "bundaahishnil" rajakeeya nakshathrangale paraamarsikkunnu.
charithram.
aadhunika perukalulla naalu nakshathrangalum avayude purathana pershyan perukalum (braakkattukalil) ivayaayirunnu 
naalu prabala nakshathrangalkk 1.5 allengil athil kooduthal thelichamulla oru prathyaksha vyaapthiyund. avayude nakshathrasamoohangalile ettavum thilakkamulla nakshathrangalum ratri aakaashathile 25 thilakkamulla nakshathrangalil onnaanith.
babylonian, assyrian kaalaghattangalil.
bisi 747-ll babylonian rajaavaaya naboo-nasser eee naalu nakshathrangalumayi thaarathamyappeduthumbol chandrante chalanangalil ninnu uruthirinja oru kalandar sweekarichu, onnu ettu varshathe chakravum onnu pathonpathu varshathe chakravum (pinneedu pathonpathu varshathe kalandar staanderdaayi sweekarichu).
bisi 700 aayappozhekkum assyriakkaar pradhaanamaayum grahanachakram mapp cheyyukayum eee naalu nakshathrangalude sthaanangal rashichakra nakshathrasamoohangale thirichariyaan upayogikkukayum sthira nakshathrangale grahangalil ninnu verthirikkukayum cheythu. 
pershyayil.
pershyan saamraajyathinte kaalamayappozhekkum (bisi 550-330 bisi), aldebaran kizhakkan aakaashathe nireekshikkukayum edavamsha nakshathrasamoohathile prabalamaaya nakshathramaayirunnu, regulase vadakku veekshikkukayum lioo nakshathrasamoohathile prabalamaaya nakshathramaayirunnu, aantaras padinjaaru kaanukayum scorpeoyile alfa nakshathramaayirunnu, fomalhot thekkan aakaashathe nireekshikkukayum piskis austrinasile ettavum thilakkamulla nakshathramaayirunnu (akveriyasile pradhana nakshatramaaya sadalmelic nakshathravumayi athe rekhamsham pankidunnu). 
aldebaran vasanta vishuvavum aantararukalum sharatkaala vishuvavum adayaalappeduthumbol regulase venalkkaala ayananthavum sheetakaala ayananthavum adayaalappeduthunnu. aakasham nokkumbol, aadipathyamulla nakshatram athinte seasonil prathyakshappedum, oronninum varshathil ettavum sradheyamaaya oru samayamundu. valia prathyaaghaathangalulla rajaakkanmaarude sakthiye soochippikkunna simhathinte shakti nalkunna lioo nakshathrasamoohathilaayathinaal regulasine pradhana nakshathramaayi kandu.
sooryante paathayile naalu nischitha bindukkalkku aduthaayathinaal rajakeeya nakshathrangalude nakshathrasamoohangal sthiramaanennu parayappedunnu. oro season thudakkathil suuryanu chuttum naalu thilangunna nakshathrangal undaayirunnu. eee nireekshanatthil ninnu vyakthikal avare rajakeeya nakshathrangale soochippikkaan thudangi.
upayogikkunnu.
rajakeeya nakshathrangal pradhaanamaayum naavigeshanaanu upayogichirunnathu. lokathile sambhavangale niyanthrikkunnathum avaraanenn vishwasikkappettirunnu. valia duranthangal, munnettangal, charitraparamaaya prathibhasangal enniva sambhavichathu nakshathrangalum avayude aakaashathile vinyaasavum moolamaanu. nakshathrangal athinanusarichu vinyasichappol anukoolamaaya saahacharyangal pinthudarukayum avaa negatteevu aayi vinyasikkappedumbol durantham pravachikkappedukayum cheythu. raaja nakshathrangalil ettavum swaadheenam cheluthiyathu regulase aayathinal, regulase aadhipathyathilaayirikkum nadanna sambhavangal vardhippikkukayum gurutharamayavayaakukayum cheythu, nakshathravumayi samyojichu eathu grahamo grahangalo aayirikkam ennathine aashrayich naashathe munkootty kaanikkunnu.
vimarsanam.
pershyayil naalu rajakeeya nakshathrangal nilavilundenna ashayam 1945 ll "janapriya jyotishaasthra" thile oru lekhanathil vishakalanam cheythu, avide eee ashayam thaarathamyena aadhunika kandupidutham ennum/allengil yadhaartha uravida grandhangalekkurichulla thettidhaaranayennum vimarsikkappettu.

