+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   175163 (2005 EM86) Classification: Main-belt Asteroid          SPK-ID: 2175163 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .04291862399279813 4.9339e-08   a 2.357635198115898 1.5871e-08 au q 2.256448739535776 1.0565e-07 au i 7.329827524920312 3.6374e-06 deg node 133.4763842127906 3.4581e-05 deg peri 22.37188957323114 6.6382e-05 deg M 140.6230757947 5.829e-05 deg tp 2458684.003445244496 (2019-Jul-19.50344524) 0.00021213 TDB period 1322.249272825175 3.62 1.3352e-05 3.656e-08 d yr n .2722633374800869 2.7493e-09 deg/d Q 2.45882165669602 1.6553e-08 au   Orbit Determination Parameters    # obs. used (total)      407      data-arc span      8685 days (23.78 yr)      first obs. used      1996-11-08      last obs. used      2020-08-19      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .50204      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 21:04:17   Additional Information  Earth MOID = 1.26837 au   Jupiter MOID = 2.52132 au   T_jup = 3.541  [ 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 16.89   n/a E2021B55   175163 (2005 EM86)          Discovered 2005-Mar-04 by LINEAR at Socorro Reference: 20080122/Numbers.arc Last Updated: 2008-01-28 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-18 04:20 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin