History of Sgr A* Black Hole Discovery: Mystery Dot to Actual Image

Good telescope that I've used to learn the basics: https://amzn.to/35r1jAkGet a Wonderful Person shirt: https://teespring.com/stores/whatdamathAlternatively, PayPal donations can be sent here: http://paypal.me/whatdamathHello and welcome! My name is Anton and in this video, we will talk about a brief history of our discovery of Sgr A* black hole from the early days of astronomy to the image we now haveLinks:https://www.eso.org/public/blog/our-quest-for-sagittarius-a/https://en.wikipedia.org/wiki/Navy_Precision_Optical_Interferometerhttps://en.wikipedia.org/wiki/Astronomical_interferometerhttps://en.wikipedia.org/wiki/Interferometry#Michelson-Morleyhttps://en.wikipedia.org/wiki/Sagittarius_A*https://adsabs.harvard.edu/full/1982ApJ...262..110Bhttps://iopscience.iop.org/article/10.1088/0034-4885/57/5/001#blackhole #sgra* #astronomy Support this channel on Patreon to help me make this a full time job:https://www.patreon.com/whatdamathBitcoin/Ethereum to spare? Donate them here to help this channel grow! bc1qnkl3nk0zt7w0xzrgur9pnkcduj7a3xxllcn7d4or ETH: 0x60f088B10b03115405d313f964BeA93eF0Bd3DbFSpace Engine is available for free here: http://spaceengine.orgEnjoy and please subscribe.Twitter: https://twitter.com/WhatDaMath Facebook: https://www.facebook.com/whatdamathTwitch: http://www.twitch.tv/whatdamathThe hardware used to record these videos:New Camera: https://amzn.to/34DUUlvCPU: https://amzn.to/2LZFQCJVideo Card: https://amzn.to/2M1W26CMotherboard: https://amzn.to/2JYGiQQRAM: https://amzn.to/2Mwy2t4PSU: https://amzn.to/2LZcrIHCase: https://amzn.to/2MwJZz4Microphone: https://amzn.to/2t5jTv0Mixer: https://amzn.to/2JOL0oFRecording and Editing: https://amzn.to/2LX6uvUSome of the above are affiliate links, meaning I would get a (very small) percentage of the price paid. Thank you to all Patreon supporters of this channelSpecial thanks also goes to all the wonderful supporters of the channel through YouTube MembershipsImages/Videos:EHT Collaboration CC BY 4.0 https://en.wikipedia.org/wiki/Sagittarius_A*#/media/File:EHT_Saggitarius_A_black_hole.tifSaber1983 CC BY SA 3.0 https://en.wikipedia.org/wiki/Karl_Guthe_Jansky#/media/File:Karl_Jansky.jpghttp://nrao/AUI%20CC%20BY%203.0%20https://en.wikipedia.org/wiki/Karl_Guthe_Jansky#/media/File:JanskyatAntenna_hi.tifhttp://nrao/AUI/NSF%20and%20N.E.%20Kassim,%20Naval%20Research%20Laboratory%20CC%20BY%203.0%20https://en.wikipedia.org/wiki/Sagittarius_A#/media/File:Labeled_Map_of_the_Milky_Way_Center.tifThibaut Paumard CC BY-SA 3.0 https://en.wikipedia.org/wiki/Sagittarius_A#/media/File:SgrAWest_BEAR.jpghttp://nasa/CXC/INAF/F.%20Coti%20Zelati%20et%20al.%20https://en.wikipedia.org/wiki/Sagittarius_A*#/media/File:Magnetar-SGR1745-2900-20150515.jpgHajor CC BY-SA 3.0 https://en.wikipedia.org/wiki/Interferometry#/media/File:USA.NM.VeryLargeArray.02.jpgALMA (ESO/NAOJ/NRAO)/ J. R. Goicoechea (Instituto de Física Fundamental, CSIC, Spain) CC BY 4.0 https://en.wikipedia.org/wiki/Sagittarius_A*#/media/File:Cloudlets_swarm_around_our_local_supermassive_black_hole.tifCmglee CC BY-SA 3.0 https://en.wikipedia.org/wiki/Sagittarius_A*#/media/File:Galactic_centre_orbits.svgMPE CC BY SA 3.0 https://en.wikipedia.org/wiki/Reinhard_Genzel#/media/File:Reinhard_Genzel.jpghttp://eso/MPE/S.%20Gillessen%20et%20al%20CC%20BY%204.0%20https://en.wikipedia.org/wiki/S2_(star)#/media/File:Eso1622b.jpgAndrea Ghez https://en.wikipedia.org/wiki/S2_(star)#/media/File:SO-102_Orbital_Plot.jpghttp://eso/MPE%20CC%20BY%204.0%20https://en.wikipedia.org/wiki/Sagittarius_A*#/media/File:SgrA2018.gifESO CC BY 4.0 https://en.wikipedia.org/wiki/Sagittarius_A*#/media/File:SgrA2021.gifhttps://en.wikipedia.org/wiki/File:Simulation_of_gas_cloud_being_ripped_apart_by_the_black_hole_at_the_centre_of_the_Milky_Way.ogvNASA https://en.wikipedia.org/wiki/Sagittarius_A*#/media/File:Pointing_X-ray_Eyes_at_our_Resident_Supermassive_Black_Hole.jpgCecil et al https://iopscience.iop.org/article/10.3847/1538-4357/ac224f X-ray (Chandra), Radio (EHT), & IR (Hubble) ehtelescope https://www.youtube.com/watch?v=hMsNd1W_lmELicenses used: https://creativecommons.org/licenses/by/4.0/https://creativecommons.org/licenses/by-sa/4.0/https://creativecommons.org/licenses/by/3.0/https://creativecommons.org/licenses/by-sa/3.0/https://creativecommons.org/licenses/by/2.5/https://creativecommons.org/licenses/by-sa/2.5/ https://creativecommons.org/licenses/by/2.0/https://creativecommons.org/licenses/by-sa/2.0/