+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   214406 (2005 NH85) Classification: Main-belt Asteroid          SPK-ID: 2214406 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .05580386543086405 4.9618e-08   a 2.775085450093122 2.5119e-08 au q 2.620224955076977 1.4469e-07 au i 6.443289845713622 5.9584e-06 deg node 118.1462290427292 4.7705e-05 deg peri 261.5277290588095 7.3563e-05 deg M 359.7335535589393 5.4878e-05 deg tp 2459001.749742072113 (2020-Jun-01.24974207) 0.0002574 TDB period 1688.546276578604 4.62 2.2926e-05 6.277e-08 d yr n .2132011452652904 2.8947e-09 deg/d Q 2.929945945109268 2.652e-08 au   Orbit Determination Parameters    # obs. used (total)      234      data-arc span      6142 days (16.82 yr)      first obs. used      2003-01-08      last obs. used      2019-11-02      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .60742      source      ORB      producer      Otto Matic      solution date      2019-Dec-04 16:58:14   Additional Information  Earth MOID = 1.63133 au   Jupiter MOID = 2.34625 au   T_jup = 3.324  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.1   n/a MPO503085   214406 (2005 NH85)          Discovered 2005-Jul-03 by Mt. Lemmon Survey at Mount Lemmon Reference: 20090509/Numbers.arc Last Updated: 2009-05-11 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Aug-04 18:29 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin