(505657) 2014 SR339

(505657) 2014 SR339
Radar images of 2014 SR339 taken by the Arecibo Observatory on 9 February 2018
Discovery[1]
Discovered byWISE
Discovery siteEarth orbit
Discovery date30 September 2014
Designations
(505657) 2014 SR339
2014 SR339
Apollo · NEO · PHA[1][2]
Orbital characteristics[2]
Epoch 23 March 2018 (JD 2458200.5)
Uncertainty parameter 0
Observation arc3.41 yr (1,245 d)
Aphelion1.6948 AU
Perihelion0.9046 AU
1.2997 AU
Eccentricity0.3040
1.48 yr (541 d)
60.524°
0° 39m 54.72s / day
Inclination29.790°
138.78°
299.60°
Earth MOID0.0354 AU (13.8 LD)
Physical characteristics
Dimensions(>1.5 km × ? km)[3]
0.971±0.367 km[4]
8–9 h[5]
8.729 h[3][a]
0.068±0.074[4]
C(assumed on albeo)
18.6[2]

(505657) 2014 SR339, provisional designation 2014 SR339, is a dark and elongated asteroid, classified as near-Earth object and potentially hazardous asteroid of the Apollo group, approximately 970 meters (3,200 feet) in diameter. It was discovered on 30 September 2014, by NASA's Wide-field Infrared Survey Explorer telescope (WISE) in Earth's orbit.[1] Closely observed at Goldstone and Arecibo in February 2018, it has a rotation period of 8.7 hours.[5]

  1. ^ a b c Cite error: The named reference MPC-object was invoked but never defined (see the help page).
  2. ^ a b c Cite error: The named reference jpldata was invoked but never defined (see the help page).
  3. ^ a b Cite error: The named reference Arecibo-and-Warner was invoked but never defined (see the help page).
  4. ^ a b Cite error: The named reference Nugent-2015 was invoked but never defined (see the help page).
  5. ^ a b Cite error: The named reference Arecibo-Twitter was invoked but never defined (see the help page).


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