+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2016 AF2) Classification: Aten [NEO]          SPK-ID: 3739154 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 7 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2142909027116303 0.00021093   a .8849155855318036 9.2497e-05 au q .6952862258846025 0.00025932 au i .5848622978842581 0.00074456 deg node 46.70943908283937 0.0096005 deg peri 275.9965402523903 0.01965 deg M 101.8669023235043 0.26255 deg tp 2459114.463686731344 (2020-Sep-21.96368673) 0.20826 TDB period 304.0543304080565 0.83 0.047672 0.0001305 d yr n 1.18399892386621 0.00018564 deg/d Q 1.074544945179005 0.00011232 au   Orbit Determination Parameters    # obs. used (total)      22      data-arc span      12 days      first obs. used      2016-01-01      last obs. used      2016-01-13      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      6      norm. resid. RMS      .61123      source      ORB      producer      Otto Matic      solution date      2017-Apr-06 08:29:30   Additional Information  Earth MOID = .00652789 au   Jupiter MOID = 4.14272 au   T_jup = 6.686  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 27.9   n/a MPO364919   [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Mar-07 00:16 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin