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157 Dejanira

157 Dejanira
Tredimensionell modell baserad på asteroidens ljuskurva.
Upptäckt[1]
UpptäckareA. Borrelly
UpptäcktsplatsMarseille
Upptäcktsdatum1 december 1875
Beteckningar
MPC-beteckning(157) Dejanira
Alternativnamn1978 TS1, A904 VB
Uppkallad efterDeianeira[2]
SmåplanetskategoriAsteroidbältet
Omloppsbana[3]
Epok: 21 januari 2022
Aphelium3,090 AU
Perihelium2,071 AU
Halv storaxel2,580 AU
Excentricitet0,1975784
Siderisk omloppstid4,15 år
Medelomloppshastighet18,54 km/s
Medelanomali67,33°
Inklination12,16°
Longitud för uppstigande nod62,04°
Periheliumargument46,42°
Fysikaliska data
Synodisk rotationsperiod15,819[4] h
Absolut magnitud (H)11,27[3]

157 Dejanira eller 1978 TS1 är en asteroid upptäckt 1 december 1875 av den franske astronomen Alphonse Borrelly vid Marseille-observatoriet. Asteroiden har fått sitt namn efter Deianeira inom grekisk mytologi.[5]

  1. ^ "Discovery Circumstances: Numbered Minor Planets (1)–(5000)", IAU, Minor Planet Center. Läst 16 februari 2009
  2. ^ Dictionary of Minor Planet Names, sjätte utgåvan, Springer Science+Business Media, s. 27, ISBN 978-3-642-29717-5.[källa från Wikidata]
  3. ^ [a b] Minor Planet Center Queries, uppdaterad 29 januari 2022.
  4. ^ ”JPL Small-Body Database Browser on Dejanira” (på engelska). NASA, JPL. Arkiverad från originalet den 7 mars 2012. https://www.webcitation.org/65z6zFyy5?url=https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=157. Läst 7 mars 2012. 
  5. ^ Lutz Schmadel (1992) (på engelska). Dictionary of Minor Planet Names, Volym 1. Springer Verlag, Berlin. sid. 27. ISBN 3-540-00238-3. https://books.google.se/books?id=aeAg1X7afOoC&pg=PA27&dq=157+Dejanira&hl=sv&sa=X&ei=_tzNUqzXHoX_ygOV5YCgBQ&ved=0CEAQ6AEwAg#v=onepage&q=157%20Dejanira&f=false. Läst 1 maj 2015 

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157 Dejanira
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