Key facts
- Discovered by
- R. H. McNaught
- Discovery site
- Siding Spring Obs.
- Discovery date
- 18 February 1991
- Pronunciation
- / ˈ d æ m ə k l iː z /
- Named after
- Damocles ( Greek mythology )
- Alternative designations
- 1991 DA
- Minor planet category
- distant , centaur · damocloid
- Adjectives
- Damoclean ( /dæməˈkliːən/ )
- Symbol
- (astrological)
- Observation arc
- 1.51 yr (551 days)
- Aphelion
- 22.078 AU
- Perihelion
- 1.5741 AU
- Semi major axis
- 11.826 AU
- Orbital period sidereal
- 40.67 Jyr (14,854 days)
- Mean anomaly
- 236.35 °
- Mean motion
- 0° 1 27.12 / day
- Inclination
- 61.875°
- Longitude of ascending node
- 314.14°
via Wikipedia infobox
~3 min read
Encyclopedic overview
5335 Damocles /ˈdæməkliːz/, provisional designation 1991 DA, is an astronomical centaur and the namesake of the damocloids, a group of minor planets which may be inactive nuclei of the Halley-type and long-period comets. It was discovered on 18 February 1991, by Australian astronomer Robert McNaught at Siding Spring Observatory in Australia. It is named after Damocles, a figure of Greek mythology.
Description
Excerpted from Wikipedia’s “5335 Damocles” article, available under the CC BY-SA 4.0 licence.