48 Doris

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48 Doris
Synodic rotation period
11.89 h[3]
0.066[4]
0.062[8]
C[3]
6.90[3]

Doris (

main belt asteroids. It was discovered on 19 September 1857 by Hermann Goldschmidt from his balcony in Paris
.

To find a name for the object,

Oceanid in Greek mythology. Since Doris was discovered on the same night as 49 Pales, de Deaumont suggested naming the two "The Twins".[9]

Physical characteristics

An occultation on 19 March 1981 suggested a diameter of 219±25 km.[10] Observations of an occultation on 14 October 1999, using four well-placed chords, indicate an ellipsoid of 278×142 km and that 48 Doris is an extremely irregularly shaped object.[5]

Doris will pass within 0.019 AU of Pallas in June 2132.[11]

In popular culture

48 Doris is a location in the text-based science fiction game Federation 2.[citation needed]

Notes

  1. ^ (6.1 ± 3.0) × 10−12 M☉

References

  1. ^ "Doris". Merriam-Webster.com Dictionary.
  2. ^ "Dorian". Oxford English Dictionary (Online ed.). Oxford University Press. (Subscription or participating institution membership required.)
  3. ^ a b c d e "JPL Small-Body Database Browser: 48 Doris" (2008-06-13 last obs). Retrieved 10 November 2008.
  4. ^ a b c d e P. Vernazza et al. (2021) VLT/SPHERE imaging survey of the largest main-belt asteroids: Final results and synthesis. Astronomy & Astrophysics 54, A56
  5. ^ a b "Occultation of HIP 29126 by (48) Doris - 2001 November 28". Royal Astronomical Society of New Zealand. Archived from the original on 19 February 2012. Retrieved 30 November 2008.
  6. ^ Kochetova (2004)
  7. ^ Masses and densities of minor planets Archived 2011-06-04 at the Wayback Machine - Yu. Chernetenko, O. Kochetova, and V. Shor
    Kochetova (2004)
  8. ^ Asteroid Data Sets Archived 2009-12-17 at the Wayback Machine
  9. ISBN 978-3-540-00238-3
    .
  10. ^ Ludek Vasta; Jan Manek (26 July 2005). "Observed Minor Planet Occultation Events". Asteroidal Occultations (Czech Astronomical Society). Retrieved 7 December 2008.
  11. ^ "JPL Close-Approach Data: 48 Doris" (2009-08-11 last obs). Retrieved 23 February 2010.

External links

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