2013 XY8

2013 XY8 is a near-Earth Apollo asteroid that passed 0.00508 AU (760,000 km; 472,000 mi) from Earth on December 11, 2013.[2][3] It passed by Earth at about 2 lunar distances, and was discovered 5 days previously, on December 7, 2013.[3] At 30–70 metres (98–230 feet) across it is bigger than the estimated size of the Chelyabinsk meteor impact of 2013.[3] 2013 XY8 has been observed by radar and has a well determined orbit.[2] It will pass about 0.0007 AU (100,000 km; 65,000 mi) from the Moon on 11 December 2095.[2] 2013 XY8 was detected by the Catalina Sky Survey and follow up observations were conducted with the Faulkes Telescope South .[4]

2013 XY8
Discovery[1]
Discovered byCatalina Sky Survey
Discovery siteSummerhaven, Arizona, USA
Discovery dateDecember 7, 2013
Designations
2013 XY8
MPO 307077
Apollo
NEO
Orbital characteristics[2]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 2[1]
Observation arc6[1] d
Aphelion3.46240 AU (517.968 Gm)
Perihelion0.95250 AU (142.492 Gm)
2.20745 AU (330.230 Gm)
Eccentricity0.56851
3.28 yr (1197.94 d)
3.28 yr
43.430°
0° 18m 1.944s /day
Inclination1.81202°
80.9083°
25.004°
Earth MOID0.000538513 AU (80,560.4 km)[2]
Mercury MOID0.63716 AU (95,318,000 km)[1]
Jupiter MOID1.71473 AU (256.520 Gm)[2]
Physical characteristics
0.06055 hr[2]
25.0[2]

    It was described as being about the size of the Space Shuttle and was reported to be traveling at 14 kilometers per second (over 31 thousand miles per hour) relative to the Earth.[5]

    2013 XY8 was noted for being analogous to 101955 Bennu.[6]

    Observations

    2013 XY8 was imaged by the Faulkes Telescope South.[3]


    References
    1. "2013 XY8". Minor Planet Center. Retrieved 16 August 2017.
    2. "(2013 XY8)". JPL Small-Body Database. Jet Propulsion Laboratory. SPK-ID: 3654382. Retrieved 16 August 2017.
    3. Asteroid 2013 XY8 Tumbled By Earth Today - Slate
    5. "Space Shuttle-Sized Asteroid 2013 XY8 to Fly Past Earth on Dec. 11 | The Spaceguard Centre". spaceguardcentre.com. Retrieved 24 January 2018.
    6. Target Asteroids! List of Near Earth Asteroids and Asteroids Analogous to (101955) Bennu

    See also

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