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265 Anna

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Main-belt asteroid

265 Anna
A three-dimensional model of 265 Anna based on its light curve
Discovery
Discovered byJohann Palisa
Discovery date25 February 1887
Designations
MPC designation(265) Anna
Pronunciation/ˈænə/
Named afterAnny Weiss
Alternative designationsA887 DA, 1933 QN
1933 RC
Minor planet categoryMain belt
Orbital characteristics
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc115.71 yr (42263 d)
Aphelion3.06672 AU (458.775 Gm)
Perihelion1.77398 AU (265.384 Gm)
Semi-major axis2.42035 AU (362.079 Gm)
Eccentricity0.26706
Orbital period (sidereal)3.77 yr (1375.4 d)
Mean anomaly84.9293°
Mean motion0° 15 42.3 / day
Inclination25.6443°
Longitude of ascending node335.566°
Argument of perihelion251.567°
Physical characteristics
Dimensions23.66±3.0 km
Synodic rotation period11.681 h (0.4867 d)
Geometric albedo0.1045±0.033
Absolute magnitude (H)11.9

265 Anna is a typical Main belt asteroid.

It was discovered by Johann Palisa on 25 February 1887 in Vienna and was probably named after Anny Weiss (née Kretschmar), the daughter-in-law of astronomer Edmund Weiss.

References

  1. Noah Webster (1884) A Practical Dictionary of the English Language
  2. "265 Anna". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 11 May 2016.
  3. Schmadel, Lutz (5 August 2003). Dictionary of Minor Planet Names. Springer Science & Business Media. ISBN 9783540002383 – via Google Books.

External links

Minor planets navigator
Small Solar System bodies
Minor planets
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