ओमूआमूआ

yes ओमुअमुअʻOumuamua #FFE0C2 300px 300 अंतरतारकीय धूमकेतु सौर मण्डल से निकास होता हुआ ओमुअमुअ (काल्पनिक चित्रण) (चलचित्र)   रॉबर्ट वेरिक हवाई की हालेआकाला वेधशाला 19 अक्तूबर 2017 1I/2017 U1 1I 1I/ʻOumuamua 1I/2017 U1 (ʻOumuamua) A/2017 U1 C/2017 U1 P10Ee5V हवाईवी में term for scout अंतरतारकीय वस्तुअतिपरवलय धूमकेतु   2 नवम्बर 2017 (जूदि 2458059.5) 34 दिन 0.25534 0.00007 none खइ −1.2798 0.0008 none खइObjects on hyperbolic trajectories have negative semimajor axis, giving them a positive orbital energy. 1.19951 0.00018 none 122.69° 24.599° 241.70° 36.425° 0.6802 ms / day 0.0959 AU37.3 LD 1.455 AU 26.33 0.01 किमी/सै (अंतरतारकीय) 230 × 35 × 35 m(est. at albedo 0.10) लुड़कता (अप्रमुख अक्ष पर घूर्णन)भिन्न अनुमान इस प्रकार हैं: 8.10 0.02 घंटे8.10 0.42 घंटे6.96 1.45 -0.39 घंटेʻOumuamua as a messenger from the Local Association The Astrophysical Journal 852 2 L27 F. Feng H. R. A. Jones 1711.08800 23 November 2017 10.3847/2041-8213/aaa404 2018ApJ...852L..27F 0.1 (spectral est.)0.06–0.08 (spectral est.) D?B–V = 0.7 0.06V-R = 0.45 0.05g-r = 0.47 0.04r-i = 0.36 0.16r-J = 1.20 0.11 22.08 0.445 19.7 to >27.5Range at which the object is expected to be observable. Brightness peaked at 19.7 mag on 18 October 2017, and fades below 27.5 mag (the limit of Hubble Space Telescope for fast-moving objects) around 1 January 2018. By late 2019, it should dim to 34 mag. ओमुअमुअ (ʻOumuamua, ʔowˈmuwəˈmuwə हवाईवी भाषा Haw-oumuamua.oga) एक अंतरतारकीय वस्तु है, यानि यह किसी तारे के गुरुत्वाकर्षक बंधन में नहीं बंधी हुई। यह हमारे सौर मंडल से होकर गुज़रने वाली पहली ज्ञात अंतरतारकीय वस्तु है। ओमुअमुअ 230 x 35 x 35 मीटर के आकार का एक कम-सक्रीय धूमकेतु है। इसका रंग बाहरी सौर मंडल की अधिकांश वस्तुओं की तरह गहरा लाल है। यह हमारे सूरज के सापेक्ष इतने तीव्र वेग से चल रहा है कि इसकी हमारे सौर मंडल में जन्म हुए होने की कोई सम्भावना नहीं है। ओमुअमुअ 19 अक्तूबर 2017 को हवाई मे स्थित एक वेधशाला द्वारा सर्वप्रथम देखा गया। इसकी गति इतनी तेज़ है कि सूरज इसे गुरुत्वाकर्षक प्रभाव से अपनी कक्षा में रोक सकने में सक्षम नहीं है और यह समय के साथ-साथ हमेशा के लिए हमारा सौर मंडल छोड़ देगा। यह अज्ञात है कि कौन-सा ग्रहीय मंडल इसका स्रोत है और यह कितने समय से तारों के बीच भ्रमण कर रहा है।https://www.nature.com/articles/s41586-018-0254-4 Non-gravitational acceleration in the trajectory of 1I/2017 U1 (ʻOumuamua) Marco Micheli, Davide Farnocchia, Karen J. Meech, Marc W. Buie, Olivier R. Hainaut, Dina Prialnik, Norbert Schörghofer, Harold A. Weaver, Paul W. Chodas, Jan T. Kleyna, Robert Weryk, Richard J. Wainscoat, Harald Ebeling, Jacqueline V. Keane, Kenneth C. Chambers, Detlef Koschny & Anastassios E. Petropoulos Nature 2018 30 सितंबर 2018 https://web.archive.org/web/20180929151108/https://www.nature.com/articles/s41586-018-0254-4 29 सितंबर 2018 live Witze Alexandra Mysterious interstellar visitor is a comet — not an asteroid - Quirks in ʻOumuamua's path through the Solar System helped researchers solve a case of mistaken identity https://www.nature.com/articles/d41586-018-05552-9 27 June 2018 Nature (journal) 10.1038/d41586-018-05552-9 27 June 2018 https://web.archive.org/web/20180627181835/https://www.nature.com/articles/d41586-018-05552-9 27 जून 2018 live Cofield Calla Chou Felicia Wendel JoAnna Weaver Donna Villard Ray Our Solar System's First Known Interstellar Object Gets Unexpected Speed Boost https://www.jpl.nasa.gov/news/news.php?feature=7173 27 June 2018 NASA 27 June 2018 https://web.archive.org/web/20180627194643/https://www.jpl.nasa.gov/news/news.php?feature=7173 27 जून 2018 dead इन्हें भी देखें अंतरतारकीय वस्तु धूमकेतु सन्दर्भ MPEC 2017-U181: COMET C/2017 U1 (PANSTARRS) http://www.minorplanetcenter.net/mpec/K17/K17UI1.html Minor Planet Center International Astronomical Union 25 October 2017 25 October 2017 https://web.archive.org/web/20171025184710/http://www.minorplanetcenter.net/mpec/K17/K17UI1.html 25 अक्तूबर 2017 live (CK17U010) Antier K. A/2017 U1, first interstellar asteroid ever detected! https://www.imo.net/a2017-u1-first-interstellar-asteroid-ever-detected/ International Meteor Organization 7 November 2017 https://web.archive.org/web/20171107004829/https://www.imo.net/a2017-u1-first-interstellar-asteroid-ever-detected/ 7 नवंबर 2017 live Pseudo-MPEC for A/2017 U1 (FAQ File) https://projectpluto.com/temp/2017u1.htm Bill Gray of Project Pluto 26 October 2017 26 October 2017 https://web.archive.org/web/20171026214746/https://projectpluto.com/temp/2017u1.htm 26 अक्तूबर 2017 dead (Orbital elements) https://web.archive.org/web/20180930231741/https://projectpluto.com/temp/2017u1_a.htm#elements 30 सितंबर 2018 JPL Small-Body Database Browser: ʻOumuamua (A/2017 U1) https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=2017U1;cad=1 live JPL Small-Body Database Jet Propulsion Laboratory 30 सितंबर 2018 https://web.archive.org/web/20171025125356/https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=2017U1;cad=1 25 अक्तूबर 2017 JPL 1 (Solution date: 2017-Oct-24) JPL 10 (Solution date: 2017-Nov-03) JPL 14 (Solution date: 2017-Nov-21) MPEC 2017-U183: A/2017 U1 http://www.minorplanetcenter.net/mpec/K17/K17UI3.html Minor Planet Center International Astronomical Union 25 October 2017 25 October 2017 https://web.archive.org/web/20171026054257/http://www.minorplanetcenter.net/mpec/K17/K17UI3.html 26 अक्तूबर 2017 live (AK17U010) Small Asteroid or Comet 'Visits' from Beyond the Solar System https://www.nasa.gov/feature/jpl/small-asteroid-or-comet-visits-from-beyond-the-solar-system NASA 26 October 2017 29 October 2017 https://web.archive.org/web/20171202092239/https://www.nasa.gov/feature/jpl/small-asteroid-or-comet-visits-from-beyond-the-solar-system/ 2 दिसंबर 2017 live MPEC 2017-V17 : NEW DESIGNATION SCHEME FOR INTERSTELLAR OBJECTS http://www.minorplanetcenter.net/mpec/K17/K17V17.html Minor Planet Center International Astronomical Union 6 November 2017 6 November 2017 https://web.archive.org/web/20171107060301/http://www.minorplanetcenter.net/mpec/K17/K17V17.html 7 नवंबर 2017 live Bolin B. T. H. A. Weaver Y. R. Fernandez C. M. Lisse D. Huppenkothen R. L. Jones M. Juric J. Moeyens C. A. Schambeau C. T. Slater Z. Ivezic A. J. Connolly 2017 APO Time Resolved Color Photometry of Highly-Elongated Interstellar Object 1I/ʻOumuamua The Astrophysical Journal 852 1 L2 1711.04927 10.3847/2041-8213/aaa0c9 2018ApJ...852L...2B Jewitt D. J. Luu J. Rajagopal R. Kotulla S. Ridgway W. Liu T. Augusteijn Interstellar Interloper 1I/2017 U1: Observations from the NOT and WIYN Telescopes The Astrophysical Journal Letters 850 2 L36 1711.05687 30 November 2017 10.3847/2041-8213/aa9b2f 2017ApJ...850L..36J A Familiar-Looking Messenger from Another Solar System National Optical Astronomy Observatory https://www.noao.edu/news/2017/pr1706.php 15 November 2017 NOAO 17-06 15 November 2017 https://web.archive.org/web/20171116133909/https://www.noao.edu/news/2017/pr1706.php 16 नवंबर 2017 live 16 नवंबर 2017 https://web.archive.org/web/20171116133909/https://www.noao.edu/news/2017/pr1706.php Bannister M. T. Schwamb M. E. 2017 Col-OSSOS: Colors of the Interstellar Planetesimal 1I/2017 U1 in Context with the Solar System The Astrophysical Journal 851 2 L38 1711.06214 As its albedo is unknown, we do not describe 1I/‘Oumuamua as consistent with Tholen (1984) P type. 10.3847/2041-8213/aaa07c 2017ApJ...851L..38B Proposal 15405 – Which way home? Finding the origin of our Solar System's first interstellar visitor Karen Meech etal STScI – Space Telescope Science Institute http://www.stsci.edu/hst/phase2-public/15405.pdf 8 November 2017 15 November 2017 श्रेणी:अंतरतारकीय वस्तुएँ श्रेणी:2017 में पृथ्वी-समीप वस्तुएँ श्रेणी:आकाशगंगा श्रेणी:क्षुद्रग्रह