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287 Nephthys

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287 Nephthys
Modelled shape of Nephthys from its lightcurve
Discovery
Discovered byC. H. F. Peters
Discovery date25 August 1889
Designations
(287) Nephthys
Pronunciation/ˈnɛfθɪs/[1]
Named after
Nephthys
A889 PB
Main belt
Orbital characteristics[2]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc119.35 yr (43594 d)
Aphelion2.4080 AU (360.23 Gm)
Perihelion2.29814 AU (343.797 Gm)
2.3531 AU (352.02 Gm)
Eccentricity0.023344
3.61 yr (1318.4 d)
125.74°
0° 16m 23.016s / day
Inclination10.034°
142.381°
2022-Jul-13
121.02°
Physical characteristics
Dimensions67.60±1.4 km
7.605 h (0.3169 d)
0.1851±0.008
S
8.30,[2] 8.26[3]

287 Nephthys is a large Main belt asteroid that was discovered by German-American astronomer C. H. F. Peters on August 25, 1889, in Clinton, New York and named after the goddess, Nephthys in Egyptian mythology.[4] It is classified as an S-type asteroid.

References

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  1. ^ Noah Webster (1884) A Practical Dictionary of the English Language
  2. ^ a b Yeomans, Donald K., "287 Nephthys", JPL Small-Body Database Browser, NASA Jet Propulsion Laboratory, retrieved 11 May 2016.
  3. ^ Warner, Brian D. (December 2007), "Initial Results of a Dedicated H-G Project", The Minor Planet Bulletin, vol. 34, pp. 113–119, Bibcode:2007MPBu...34..113W.
  4. ^ Schmadel, Lutz D. (2012), Dictionary of Minor Planet Names (PDF), Springer, p. 38, ISBN 3642297188
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