2016 WF9

2016 WF9
Artist's rendition of 2016 WF9
Discovery[1]
Discovered byNEOWISE
Discovery siteEarth orbit
Discovery date27 November 2016
(discovery: first observed)
Designations
2016 WF9
NEO · PHA · Apollo[2][3]
Orbital characteristics[2]
Epoch 4 September 2017 (JD 2458000.5)
Uncertainty parameter 4
Observation arc(192 days)
Aphelion4.7614 AU
Perihelion0.9816 AU
2.8715 AU
Eccentricity0.6582
4.87 yr (1,777 days)
43.511°
0° 12m 9.36s / day
Inclination14.995°
125.41°
342.45°
Earth MOID0.0156 AU (6.1 LD)
Jupiter MOID0.5211 AU
TJupiter2.893 (comet-like)
Physical characteristics
0.5–1.0 km[4]
<0.05 (dark)
20.2[2]

2016 WF9 is a dark, sub-kilometer asteroid and suspected extinct comet, classified as near-Earth object and potentially hazardous asteroid of the Apollo group.[3]

  1. ^ Cite error: The named reference MPEC2016-W125 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 MPC-object was invoked but never defined (see the help page).
  4. ^ Cite error: The named reference NASA-news was invoked but never defined (see the help page).