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20 Massaliya asteroyid golovnogo poyasu vidkritij 19 veresnya 1852 roku 20 MassaliyaVidkrittyaVidkrivach Annibale de GasparisMisce vidkrittya Observatoriya KapodimonteData vidkrittya 19 veresnya 1852PoznachennyaPoznachennya 20 MassaliaNazvana na chest MarselTimchasovi poznachennya vidsutniKategoriya maloyi planeti Asteroyid golovnogo poyasuOrbitalni harakteristiki 1 Epoha 23 travnya 2014 2 456 800 5 JD Velika pivvis 2 409343594158 a o Perigelij 2 064955369253 a o Afelij 2 753731819062 a o Ekscentrisitet 0 142938610225Orbitalnij period 1365 986901709 dSerednya orbitalna shvidkist 0 263545718886 dSerednya anomaliya 3 173088419302 Nahil orbiti 0 708083290081 Dovgota vishidnogo vuzla 206 1766663932 Argument pericentru 256 7372579525 Fizichni harakteristikiRozmiri 145 50 kmMasa 5 67 1018 kg5 2 1018 kg 2 Serednya gustina 3 54 0 85 g sm Priskorennya vilnogo padinnya na poverhni 0 054 m s Druga kosmichna shvidkist 0 093 km sPeriod obertannya 8 098 godAlbedo 0 2096Temperatura 174 Kmaks 265 K 8 C Spektralnij tip S Tolen S SMASS Vidima zoryana velichina 8 3 3 do 12 0Standartna zoryana velichina 6 50Kutovij rozmir 0 186 do 0 058 20 Massaliya u VikishovishiPrimitki red Baza danih malih kosmichnih til JPL 20 Massaliya angl Procitovano 2014 05 11 Ostannye sposterezhennya 2014 04 09 J Bange 1998 An estimation of the mass of asteroid 20 Massalia derived from the HIPPARCOS minor planets data Astronomy amp Astrophysics 340 L1 Arhiv originalu za 12 lyutogo 2012 Procitovano 25 serpnya 2010 Donald H Menzel and Jay M Pasachoff 1983 A Field Guide do the Stars and Planets vid 2nd Boston MA Houghton Mifflin s 391 ISBN 0395348358 Div takozh red Spisok asteroyidiv 1 100 Posilannya red nbsp Portal Astronomiya 20 Massaliya Ob yemne interaktivne vidobrazhennya orbitalnogo ruhu angl Otrimano z https uk wikipedia org w index php title 20 Massaliya amp oldid 38898282