amanph

geetings , Entuposiako to apotelesma , kai einai eutuxes to oti eseis stin Athina mporesate na to deite , emeis sto hrakleio tis kriti (kentro) logo sinefias de mporesame na apolausoume to , apo oti fenete stis pragmatika eksoxes fotografies sou , entuposiako auto fainomeno . Parauta simera molis ematha oti exw apo to irakleio eixe sxetika kalo kairo , kai mporouses (otan katharize ligo o ouranos) na paratiriseis kati . Auta , den exw na pw tipote allo kaii .... Keep observing the Heavens D -- Manousakis Antonis

Bi2L, Otan leei oti h selini girizei guro apo ton aksona tis kanei kinisi opos k i hmerisia kinish ths ghs . (o orismos den einai polu orthos , alla elpizw na ginete katanohtos) . To oti sth gh "Vlepoume" panta to idio "prosopo" ths selinis einai giati h kinisi tis selinis guro apo to aksona tis ("hmerisia kinisi ths") kai h kinisi ths selinis guro apo tin gh sthn ousia aneri h mia tin allh me apotelesma na se "koitaei" h selini me to idio "prosopo" . Elpizw na egina katanohtos. -- Manousakis Antonis

Ti einai to Xaos, i erwtisi einai polu geniki . Xaos mporeis na peis oti einai to irakleio se ora exmis , episis kapios kentrikos dromos tis athinas se ora aixmis . Xaos epikratouse sti Nea Yorki otan epesan ta ktiria tou WTC. Profanos to Xaos exei polles ekdoxes . Episis to xaos palaiotera legotan k theoria katastrofon (Giafto exei epikratisei na legete xaos otan kati paei strava!?!?). Pws ekfrazete to xaos sta mathimatika einai mia kali erwtisi . h apantisi einai apli (kai diskoli sinama) , Ekfrazete me mi grammikes Diaforikes exiswseis . Tis sinepeis tous tis vlepoume san xaos . Episis ta diafora oraia sximata pou akoune sto onoma Fractals ofiloune ti "dimiourgia" tous sto xaos . To erwtima tou ti einai Xaos , einai arketa geniko pantos . en genei me apla logia mporeis na peis oti mikri metavoli stis arxikes sinthikes sou katastrefei thn olh exeliksi . Gia ton logo auto oi meterologikes provlepseis exoun mia akrivia ~3 hmeron . apo kei kai pera (tha to deis sti tv na sou kanoun provlepsei gia 7 meres!!!!!!!!!!! ELEOS) exeis xasei se polu megalo bathmo tin axiopistia tou montelou sou , kai auto ofilete sto Xaos (oxi se auto pou epilkratei stin ellada alla genika ;p) . Suggnomi an parektrapiga , alla apo ti blepw kaleis k trelous sto keimeno sou , opote eipa na apantisw xaxaxaxa. auta Euxaristo gia to kouragio sas na to diabasete Antonis Manousakis Keep Observing !

Peri tou fainomenou doppler , 1. Me to fainomeno Doppler mporeis na metriseis taxutites kata mikos tis dieuthinsis paratiriseis , kai me aplous (sxetika) upologismou (an ksereis kai merika alla stoixeia) na vgaleis sumperasmata gia tin apostasi , apo emas (h tou iliou,mikro to kako stin astrofusiki). 2. Oso afora gia ta amudra antikeimena uparxoun kapoia oria , logo kataskeuhs ton thleskopoiwn sti gh (kai oxi mono.) dld , de mporeis na ftaseis oso megalo fainomeno megethos theleis (praktika) . 3. To fainomeno doppler to xrisimopoieis genika se otidipote "antikimeno" theleis px galaxia , nefh aerion , gia na upologiseis tin apostasi tous apo emas. 4. To na metras endogalaksiakes apostaseis se apomakrismenous galaxies , den exei k polu nohma , px des thn andromeda apexei (taxi megethous) ~1000000ly apo emas , kai emeis apo ton kentro tou galaxia eimaste ~10000ly sunepws to na metriseis apostaseis opws (eida) "gh"-enos "hliou" sthn andromeda einai kati polu duskolo . Episeis oloi autoi oi upologismoi emperiexoun megala sfalmata (~20%) . PS1 (Kai kati asxeto me to fainomno doppler tou fwtos , iparxei k to fenomeno doppler ston hxo , an to exte parathrhsei einai otan ena amaksi kornarei kai eseis eiste stamatimenoi kapou , kai akoute ton ixo na ginete pio oxus kathos auto plhsiazei . ) PS2 episeis otan theleis na metriseis apostasi enos galaxia apo emas , de metras thn apostasi autou katheautou tou galaxia , alla entopizeis suggekrimena asteria , pou xereis ti simperifora tous (klassika einai oi RR-Lyrae kai Cepheids) kai upologizeis tin apostasi tous . Auta eixa na pw , de kserw an ksekatharisa ta pramata , h ta ekana akoma xeirotera alla to doppler opws kai alla fainomena , einai ergaleia plews stin suxroni paratirisiakh astrofisiki . Antonis Manousakis Keep Observing D

----------------------------------------------------------- Paraskeuh 19 Martiou 2004 Amf A, Kthria Fusikou , Voutes Hrakleio , Wra , 2100 tha ginei Seminario me thema Parathrhsiakh Astronomia . ------------------------------------------------------------ Ean o kairos to epitrepsei tha akolouthisei kai parathrhsh me Thleskopio. Astronomikh Omada Foithtwn P.K. Euxaristoume D web http//www.edu.physics.uoc.gr/~astrogrp/ email astrogrp@edu.physics.uoc.gr Keep Observing D

EEEE, oxi kai tera er paidia tou Xelmou (ti napoume tote gia auta sto Mauna Kea?! PPP lol), einai teras gia ta ellhnika dedomena , alla gia ta diethni , mesaiou megethous tileskopio einai. Alimono, de thelw na to miwso, kai einai timh giati thn Ellada na auksisei estw kai kata 1 thleskopio , to "stolo" ths . Kai elpizoume sto mellon na ginoun k prospathies gia dhmiourgia Radio-Thleskopiou sthn Ellada. Pantos kallh epituxia ston Aristarcho , pou mallon ksekina ti diadikasia First light , efetos to kalokairi . Antonis

Sth 2h sou erwtisi mporo na sou apantisw me sxetiki anesi . CCD shmenei Charge Coupled Device .kai h leitourgeia tis basizete sto photoelectrico fainomeno (Otan fotonio pesei se metalo , exoume ekpompi hlektroniou (polu)aploika milwntas) . CCD xrhshmopounte kai sthn ereunitiki astrofotografisi - photometria (kai alla). H CCD camera exei pola pleonektimata enanti allon siskeuwn anixneushs . Alla den nomizw na exei nohma na anaferthw ektenestera se auto . an pantos to theleis , mporo na sou pw , alla des to URL http//www.starizona.com/ gia perisoteres plhrofories . Oso afora ti mhxani einai mia simvatiki fotografiki mhxani , pou me enan eidiko metasximatisti (adaptor) T Adapter (nomizw) legete , kai ta O-ring pou prosarmozonte metaksi mixanis k adapter kai en sinexeia o adapter "kathete" panw sto thleskopeio . meta me swsti epilogi film proxoras sthn astrofotografisi k panta me ena eidiko eksartima pou kaleite declaser (den kserw pos grafete ... ) . Auto to eksartima to xrhshmopoieis gia na exei oso to dinaton ligoterous kradasmous sti sistima sou ... perneis ti fotografia pou theleis . Oi xronoi pou einai anoixto to kleistro tis mixanis poikiloun apo polous paragontes . Elpizw na se bohthisa . (sinithos de to kataferno) Anotnis

Tha hthela k apo dw pera na enhmerosw kurios tous erasitexnes astronomous tis Krhths (kai idiaiteros tou irakleiou) oti plewn exei idri8ei Astronomiki Omada Foititwn Panepistimiou Kritis H omada einai anoixth se opiodipote filo tis astronomias foithth h oxi . Skopos mas einai na organothoun star-parties sti ipethro tis kritis kai to xeimona autodidaskalia metaksi ton melwn se themata astronomias kai astrofysikis . gia perisoteres plirofories (kyriws meta to 2004) 8a mporeite na vreite sto site tis omadas www.edu.physics.uoc.gr/~astrogrp/ --- Euxaristw

Yparxoun pola programa paromoia me to RedShift . me ti moni diafora oti to redshif (isws einai to pio ftino gia leitourgiko sistima Win98/2k/XP) . Yparxoun kai alla programata pio aneptigmena opws (skymap) kai pola site sto internet pou sou dinw poles plirofories . Episis gia GNU/linux OS iparxei to Xephem (elpizw etsi grafete) to opoio exei ti dinatotia na perfei plates apo server . To xephem kata ti gnomi mou einai poli "Bary" omws gia ton erasitexni astronomo . alla isws apo kalitera pou iparxoun logo tis dinatotitas tou na exei prosfato iliko kai na kanei up-date diarkos to database tou , to meion tou einai oti den kserw an iparxei gia Win98/2k/XP .