(7888) 1993 UC
Appearance
Discovery Synodic rotation period | 2.340 h (0.0975 d)[1] | |
---|---|---|
U | ||
14.1 (2013 peak)[3] | ||
15.1[1] | ||
(7888) 1993 UC is a
Coonabarabran, New South Wales, Australia, on 20 October 1993.[1] The asteroid has an observation arc of 34 years and has a well determined orbit.[1] Its estimated size is 2.3 to 5.2 km.[4]
On 20 March 2013, the asteroid passed 49
Minimum Orbit Intersection Distance) is only 0.084 AU,[1] and only objects with an Earth MOID less than 0.05 AU are considered PHAs.[5]
It was discovered to be a binary asteroid by Arecibo Observatory in March 2013.[6]
References
- ^ a b c d e f g h i j "JPL Close-Approach Data: 7888 (1993 UC)". Retrieved 11 April 2016.
2012-11-25 last obs (arc=23 years)
- ^ (E.A.R.N.) physical data for (7888) 1993UC
- ^ "1993 UC Ephemerides for 20 March 2013". NEODyS (Near Earth Objects – Dynamic Site). Retrieved 19 March 2013.
- ^ NASA "NEO Earth Close Approach Tables", Retrieved on 21 December 2012.
- ^ NASA/JPL "NEO Program FAQ", Retrieved on 21 December 2012.
- ^ Dr. Lance A. M. Benner (18 November 2013). "Binary and Ternary near-Earth Asteroids detected by radar". NASA/JPL Asteroid Radar Research. Archived from the original on 8 June 2004. Retrieved 1 March 2014.
External links
- Asteroids with Satellites, Robert Johnston, johnstonsarchive.net
- (7888) 1993 UC at NeoDyS-2, Near Earth Objects—Dynamic Site
- (7888) 1993 UC at ESA–space situational awareness
- (7888) 1993 UC at the JPL Small-Body Database