2005 WY55 is a near-Earth Asteroid belonging to the Apollo group.[3] It was first discovered on 26 November 2005.[1] The asteroid will pass within 330,000 km (0.9 lunar distances) from the Earth on 28 May 2065.[4][5] It has an absolute magnitude (H) of 20.68.[2] It is estimated to be 190 to 250 meters in diameter.[1][3] It was removed from the Sentry Risk Table on 1 July 2006.[6]

2005 WY55
Discovery[1]
Discovery date26 November 2005
Designations
2005 WY55
Apollo Apollo
NEO, PHA
Orbital characteristics[2][3]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc1451 days (3.97 yr)
Aphelion4.2823 AU (640.62 Gm) (Q)
Perihelion0.69532 AU (104.018 Gm) (q)
2.4888 AU (372.32 Gm) (a)
Eccentricity0.72062 (e)
3.93 yr (1434.1 d)
188.701° (M)
0° 15m 3.708s /day (n)
Inclination7.27198° (i)
248.22° (Ω)
286.15° (ω)
Earth MOID0.00387045 AU (579,011 km)
Jupiter MOID0.953735 AU (142.6767 Gm)
Physical characteristics
Dimensions190-250 meters[1][3]
20.7[2]

References

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  1. ^ a b c d "CRT 2005 Object Archive". Archived from the original on 15 June 2011. Retrieved 20 October 2020.
  2. ^ a b c "JPL Small-Body Database Browser". Jet Propulsion Laboratory. Retrieved 30 March 2016.
  3. ^ a b c d "Asteroid General Data - 2005 WY55". Retrieved 13 November 2011.
  4. ^ "Sormano Astronomical Observatory: Table of Asteroids Next Closest Approaches to the Earth". Retrieved 13 November 2011.
  5. ^ "Near Earth Asteroids (NEAs)". 10 November 2011. Retrieved 13 November 2011.
  6. ^ "Date/Time Removed". NASA/JPL Near-Earth Object Program Office. Archived from the original on 2 June 2002. Retrieved 19 March 2012.
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Preceded by Large NEO Earth close approach
(inside the orbit of the Moon)

28 May 2065
Succeeded by