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RaQua

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  1. Agapitoi filoi, Dustuxws o apologismos den itan dunatos gia tin Athina kathws to vradi 17/18 o ouranos itan sunexws synnefiasmenos !! (kanena apo ta proigoumena vradia den eixe toso asximes sunthikes!). Mono kata tis 6 to prwi katharise kapws kai se 25 peripou lepta katafera na katagrapsw 10 metewra, kuriws lampra. Parakatw einai mia prwti sunoliki analusi tis drastiriotitas pou parousiasan oi Leontides (forwarded apo tin IMO) Grigoris, ----------------------------------------------------------- International Meteor Organization Meteor Shower Circular 2 0 0 1 L E O N I D S ----------------------------------------------------------- This year's Leonids were marked from excellent lunar conditions. The weather was also very friendly to most of the observers around the world. The strongest peak observed is around 18h20min UT which was suitably situated for the observers in East Asia and Australia. The rates during this peak reached more then 2800 meteors per hour. This is well below the theoretically predicted peak levels which were around 5000 according to Lyytinen/Nissinen/van Flaudern or 8000 in Asher/McNaught's model. As far as the first peak, observed from America, is concerned rates were between 1000 and 1500 meteors per hour. However there is still not enough data reported from it especially about the time after 11 UT. The first activity profile is derived from the observations of 38 observers. It is aimed to give a general view of the observed shower and no conclusions can be made on this stage. The following detail analysis will tell us more about the shower and the dust trail models. Data of the following observers is included in the preliminary profile. The countries in brackets show the place where observations were carried out, not necessarily his home land : Albert Kong (USA), Andreas Buchman (Germany), Andrzej Skoczewski (Poland), Antonio Martinez (Venezuela), Brian Shulist (Canada), Camila Bacher (USA), Carles Pineda Ferre (Spain), Detlef Koschny(Australia), Francisco A. Rodriguez Ramirez (Spain), Gaurav Rathod (India), Ina Rendtel (Germany), James Bedient (USA), Jaydeep Belapure (India), Joe Zemder (Australia), Josep M. Trigo-Rodriguez (Spain), Joseph Zammit (Malta), Kamil Hornoch (Pland), Ken Hodonsky (USA), Kim Youmans (USA), Marion Rudolph (Germany),Mark Davis (USA), Martin Galea De Giovanni (Malta), Mayuresh Girish Prabhune (India), Michael Doyle (USA), Miguel A. Serra (Spain), Mike Linnolt (USA), Rafael Haag (Brazil), Rainer Arlt (Korea), Robert Lunsford (USA), Shigeo Uchiyama Japan), Sirko Molau (Korea), Tom Roelandts (China), Tomislav Jurkic (Croatia), Umberto MulХ Stagno (Tunis), Valentin Velkov (Bulgaria), Werner Hamelinck (China), Xiaorong Wang (China), Zhou Xingming (China) _____________________________________ Date Time Sollong Nint Nobs ZHR +/- -------------------------------------- 18 0100 235.732 23 8 52 4 18 0300 235.816 22 9 80 3 18 0500 235.900 21 8 95 5 18 0630 235.963 11 5 160 10 18 0730 236.005 15 7 200 10 18 0815 236.036 13 5 150 10 18 0845 236.057 15 5 270 15 18 0915 236.078 18 6 430 20 18 0945 236.099 12 6 570 20 18 1015 236.121 17 6 790 25 18 1045 236.142 20 5 1000 25 18 1130 236.173 8 2 400 40 18 1300 236.236 12 2 370 25 18 1430 236.299 9 1 320 20 18 1530 236.341 16 3 490 30 18 1630 236.383 16 3 780 40 18 1700 236.404 16 4 1100 50 18 1730 236.425 18 4 1550 50 18 1800 236.446 20 5 2320 60 18 1820 236.460 28 7 2850 60 18 1840 236.474 32 7 2430 50 18 1900 236.488 21 6 1580 50 18 1920 236.509 18 5 1160 40 18 1940 236.516 17 5 1020 40 18 2000 236.530 17 7 800 30 18 2030 236.551 13 5 470 20 18 2120 236.587 16 5 150 10 18 2220 236.629 7 4 130 10 ______________________________________ Calculations are made for population index r=2.0. Nint is the number of intervals observing intervals in a certain period. Nobs is the number of different observers in it. Many thanks to all the observers that have contributed their data. Also to the favorable weather conditions whish are not so typical for this part of the year. Clear Skies, Vladimir Krumov
  2. Agapitoi filoi, Hdh tin emfanisi tous oi prwtes Leontides tin kanane! Proetoimasteite me zesta rouxa kai upomoni, kai vgeite meta ta mesanuxta gia na tis paratirisete. Idiaitera ta 3hmerwmata tis 18 Noemvriou anamenetai to megalutero 8eama. Vevaia auto einai kapoia provlepsi pou mporei na pesei kai e3w kai na exoume tin proigoumeni h tin epomeni e3eairetika megali drasthriotita. Kalo loipon 8a itan na parakolou8isete kai alles meres alla an den mporeite oi prwtes proines wres tis 18 noemvriou einai mallon oi kaluteres! Elpizw mono na eunoeisei o kairos kai na e3afanistoun kapoia sunnefa pou exei edw h A8ina... Kales paratiriseis, Grhgorhs. images/smiles/icon_biggrin.gif
  3. Agapitoi filoi, Thn alli vdomada 8a exoume thn emfanisi ths vroxis metewrwn me to onoma Leontides. Anamenetai na einai ena apo ta megalutera astronomika 8eamata (merikes xiliades thn wra..!) kai isws anepanalipto gia ta epomena xronia (kati analogo upologizetai to ...2099!) Dustuxws h Eurwpi den eunoeitai idiaitera alla sigoura 8a doume simantiki drastiriotita. Gia perissoteres plirofories: http://www.skypub.com/sights/skyevents/0111skyevents.shtml http://science.nasa.gov/headlines/y2001/ast08nov_1.htm?list556196 http://space.com/scienceastronomy/astronomy/leonids_citytimes-1.html http://see.msfc.nasa.gov/see/Leonid_Forecast_2001.html http://www.amsmeteors.org/lunsford/ Gia to pws 8a ta paratirisete: http://www.skypub.com/sights/meteors/meteorwatch.html http://www.space.com/scienceastronomy/astronomy/leonid_watching_011106-1.htm Kai eidika sites me 8ema ta metewra: http://www.imo.net/ http://www.amsmeteors.org/ http://www.namnmeteors.org/ http://www.meteorobs.org/ Grhgorhs images/smiles/icon_biggrin.gif
  4. RaQua

    Pluto Mission - FUNDED

    Hello! auto einai kati pou poloi 8a perimenan kairo... (sorry gia ton ogko!) ----- Original Message ----- From: AstronomerTed@aol.com To: shallow-sky@shallowsky.com Cc: meteorobs@atmob.org ; netastrocatalog-announce@atmob.org ; cherrysprings@pop.psu.edu Sent: Friday, November 09, 2001 5:04 AM Subject: (meteorobs) OT : Pluto Mission - FUNDED Fellow Visioneer's, If you haven't all heard, a mission to Pluto has been appropriated funds. The US House and Senate conference committee have approved $30 million funding for development of the Pluto-Kuiper Belt mission. The language also says that the "funds provided should be used to initiate appropriate spacecraft and science instrument development as well as launch vehicle procurement," and that NASA proceed with selection of a team to develop the mission. So sooner or later we'll find out whether the mission to Pluto will be POSSE, or New Horizons. I'll keep you all informed. When I first started campaigning for a mission to the outer solar system's only unexplored planet; I was met with resistance. I had people tell me to my face, "It's a good idea and all, but I don't think it will go anywhere, the Internet is a big place, it will be hard for people to find you." Thanks to great publicity and word of mouth referrals, I had reason to scoff at the people that originally felt that way. I have all of you to thank for passing a link on to friends, and all of you who gave suggestions to publications to do articles on the campaign. In the course of over a year I went from a regular old high school student to gaining international press coverage, and having my picture published in a few magazines. Quite a success in my mind even if Pluto wasn't saved. Especially for an amateur astronomer from a small little town near Harrisburg, PA where I can see Three Mile Island when I walk out my door. I glow in the dark seriously, I could quite possibly ! be the RTG for the Pluto Mission. That silliness aside I really however was overwhelmed with all of the people who supported what I was doing. Each and every person that signed the petition at PlutoMission.Com can thank themselves when this mission launches. Your mere support for such a mission helped people in the nations capitol realize the publics interest in a mission to Pluto. Additionally, everyone who responded to my calls to write to their representatives and senators helped put added pressure on congress to appropriate funds for a mission to a very enchanting place. I've been humbled by all those who have offered to help, and to all those who have thanked me. Simply put when I started things, I carried a life long fascination about Pluto, and I'm fascinated by it more than ever as I write this e-mail. When word came of cancellation I knew I wanted to do something, and what I came up with is what you see today, a place for people to post what they feel. Of course the grassroots support for a mission can't just be credited to my website, my friends at the Planetary Society have helped support a mission to Pluto from the beginning, and called on their members to as well. Their members responded, and both of our efforts combined to make one powerful push for a mission to Pluto. This isn't the end of the road for me, and PlutoMission.Com, stay tuned, much more will happen in the coming months. The appropriation of funds for a Pluto Mission are a great step forward for Space Advocacy and Awareness. Through this all several people including myself have helped convey the wonders of space and Pluto to thousands of people, igniting a fire that will burn for a lifetime. People originally dreamed of men orbiting the Earth, now we're dreaming about going to Mars with humans, and exploring the fringes of the Solar System with robotic spacecraft. These visions are what have helped inspire a serious interest among the public in space, and have helped to keep the excitement of exploration alive. If anyone has any questions or comments, feel free to e-mail me, my box is always open to those who saved Pluto. Pluto, Charon, and the Kuiper Belt await!!! Warm Regards, Ted A. Nichols II Campaign Founder/Manager - PlutoMission.Com tanichols@peoplepc.com images/smiles/icon_smile.gif
  5. Antwnh, opws apantaei kai o Suhail vlepeis oti agkizeis ta oria (to mati nomizw ftanei mexri to 7o mege8os,upervolika...). Den ti8etai 8ema oti 8a exei skales vradies gia paratiriseis! Apo kei kai pera prepei na voi8ane kai alles sun8ikes opws na mhn exeis feggari kai h fwtorupansh na einai oso to dunato pio xamili (an den uparxei milame gia ton teleio ourano..!). Auto den simainei oti mono h Krhth exei tetoio ourano, sigoura petuxaineis kales nuxtes kai allou alla den exw dokimasei kai oute 3erw akoma kati sta sigoura gia na sou pw. Grhgorhs
  6. Antwnh, To limited magnitude (lm) den einai tipota perissotero apo thn elaxisth lamprothta pou vlepeis. Fantazomai oti 3ereis oti ola ta astra tou ouranou exoun mia (fainomenh) lamprothta, diaferoun ws pros to poso fwteina fainontai. Yparxoun diava8miseis me to megalutero mege8os na einai ta pio amudra astra (px o a Kuknou (Deneb) einai 1ou mege8ous enw o a Luras (Vega) einai 0ou kai ara pio lampro). Etsi to lm einai h lamprothta twn pio amudrwn astrwn pou vlepeis, loge kapoias pigis fwtorupansis. Gia na vreis to lm psaxneis na vreis ta pio amudra astra pou vlepeis, gia paradeigma apo thn A8hna pou menw egw ftanw suni8ws sto +4.0 . Auta ta liga. Elpizw na voi8isa.. Gregory
  7. Hello! H ali8eia einai oti o Suhail den exei ka8olou adiko..!Bre8ika gia camping sta notia ths krhths (stis 3 ekklisies kapou konta ston tsoutsoura..) stis 13 aygoustou gia thn akribeia (eixan max oi perseides). Den 8a mporousa na perigrapsw ton ourano para mono me mia photo (kai den exw dustuxws) Polla Messier objects fainontousan me gymno mati konta ston skorpio kai ton to3oth, o gala3ias ths andromedas ktl. Oi perseides fantazan akoma pio ekplhktikes mesa se enan tetoio ourano. Makari na mporousame na exoume ka8e nuxta tetoio ourano. Grhgorhs images/smiles/icon_smile.gif
  8. Antwnh, den 3erw kai idiaitera kala shmeia, alla oso pio makria toso pio kala. Apo thn allh mporei na dokimaseis shmeia kai na deis, mporei na tuxei kai na einai kai kaluteros o ouranos. Bre8hka sto Agistri, opou o ouranos htan kaluteros apo ths A8hnas alla mporouses na diakrineis thn fwtorypansh ths sto ba8os, plhsiazontas to 5-5.5 mege8os. Dustuxws h eutuxws (twra pou einai kalokairi...) kane kanena ta3idi an mporeis kai vlepeis. Greg
  9. RaQua

    Katasthmata sthn Attikh

    Twra xtuphses fleba xrysou!! Edw den uparxei kanena tetoio magazi pou na asxoleitai me to hobby mas.Ante na breis magazia pou na 3eroun akomh kai gia ti milame.Gia otidhpote mallon (kai moiraia) 8a prepei na pas stous antiproswpous opws sthn Meade ston Peiraia.Twra gia Celestron apo oso 3erw thn antiproswpeia thn exei kapoios sth 8essalonikh..
  10. Hello! Loipon, gia skoteino ourano mhn perimeneis polla mesa sthn A8hna.Prepei na bgeis toulaxiston 100 km ektos.Bre8hkame tis proalles ston Parnasso kai par' olo pou eixe asugkrito ourano me ths A8hnas (fainotane aneta o Milky Way,ftaname peripoy sto 6o mege8os elaxisth lamprothta me to mati) ston orizinta mporouses na deis thn lampsh twn fwtwn ths Leibadias!! To 8ema einai na mporeis na pas oso pio makria ginetai apo fwta polhs (kai idiaitera gia astrofwtografish me film) kai oso pio apomera (bouna, ktl.)....Dustuxws!! Grhgorhs
  11. Mporeis na rwthseis ston Nomiko, o opoios einai o antiproswpos ths Meade gia thn Ellada. H dieu8unsh einai : Akth Miaoulh 81 & Kanarh 2 ston Peiraia thl: 4282045-4283077, FAX: 4283079 To 6" Starfinder me vash Dobsoniain prepei na exei gurw stis 230000 apo oso 8umamai, gia ta pio megala den 3erw. Elpizw na boh8hsa Grhgorhs images/smiles/icon_smile.gif
  12. RaQua

    Sunanthsh sthn Athnhna

    Agaphtoi filoi, Phrame thn prwtoboulia na kanonisoume mia sunanthsh meta3u tvn filwn ths Astronomias sthn Athina gia na mporesoume na gnwristoume kalutera. H sunanthsh 8a pragmatopoih8ei stis 8:00, thn Pempth 12 Iouliou sto sta8mo tou Metro tou Suntagmatos (pros thn Filellhnwn kai ta Mc Donalds). To pws 8a gnwristoume den xreiazetai na sas apasxolei idiaitera (mallon 8a 3exwrizoume ..!! ) alla 8a uparxei kai kapoio periodiko Sky & Telescope gia na mas deixnei kalutera. 8ewroume thn Pempth gia sunanthsh mia kai einai arketes meres mprosta etsi wste na mporei kaneis na kanonisei tis douleies tou. Twra gia kapoion pou den 8a mporei na er8ei zhtame ek twn proterwn suggnwmh alla pisteuoume oti 8a ginoun kai alles tetoies sunanthseis wste na mporei na pareure8ei. Filika, Grhgorhs Maravelias ps gia otidhpote mporeite na epikoinwnisete mazi mou sto 0974713534.
  13. Thank you! Einai ekplhktiko to oti dinei entelws dwrean biblia (me panw apo 100 selides to ka8ena!!) Grhgorhs. images/smiles/icon_smile.gif
  14. RaQua

    Variable Stars.

    Hello! 8a h8ela sxetikes plhrofories gia to pws mporoun na ginoun parathrhseis metablhtwn asterwn, opws gia paradeigma o e30plismos pou apaithtei, texnikes, ktl. Eyxaristw. Grhgorhs. images/smiles/icon_cool.gif
  15. 8a h8ela na rwthsw poia prepei na einai ta xarakthristika mias mhxanhs (pou leitourgei me film) gia astrofwtografia me tous diaforous tropous? Euxaristw. images/smiles/icon_smile.gif
  16. Allh 2 links pou brhka gia to Star Trek einai ta e3hs: http://www.startrekcontinuum.com/startrek.asp http://www.newscientist.com/nsplus/insight/startrek Phgh apotelese to periodiko Internet Rom Multimedia teuxos 15 Okt-Noem 1999 pou kanei mia genikoterh anafora sthn episthmonikh fantasia kai kapoia la8h ths ! images/smiles/icon_biggrin.gif
  17. RaQua

    To ιδανικό τηλεσκόπιο

    Mia erwthsh !! (kata arxhn an kataferate na diabasete to mail giati den eimai sigouros an to esteila swsta...!) Kanontas thn suzhthsh auth gia idanika thleskopia 8a h8ela na rwthsw ton oikonomiko paragonta kai pio sugkekrimena gia ena arxario (mia kai den exw thleskopio... images/smiles/icon_mad.gif ) poso 8a kostisei peripou kai posofthna prepei na agosaseis ena thleskopio (afou oti agorazeis pairneis.) Mhpws ftiaxnontas ena thleskopio einai pio "oikonomiko" susxetizontas kai thn apodosh? Grhgorhs images/smiles/icon_confused.gif
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