(7888) 1993 UC

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(7888) 1993 UC
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 23 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 0.089 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]

On 29 April 2146, the asteroid will pass 0.0346 AU (5,180,000 km; 3,220,000 mi) from asteroid 4 Vesta.[1]

References

  1. ^ a b c d e f g h i j k "JPL Close-Approach Data: 7888 (1993 UC)". Retrieved 11 April 2016. 2012-11-25 last obs (arc=23 years)
  2. ^ (E.A.R.N.) physical data for (7888) 1993UC
  3. ^ "1993 UC Ephemerides for 20 March 2013". NEODyS (Near Earth Objects – Dynamic Site). Retrieved 19 March 2013.
  4. ^ NASA "NEO Earth Close Approach Tables", Retrieved on 21 December 2012.
  5. ^ NASA/JPL "NEO Program FAQ", Retrieved on 21 December 2012.
  6. ^ 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

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