+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   277063 (2005 EZ84) Classification: Main-belt Asteroid          SPK-ID: 2277063 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 22 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1481503636753766 9.9119e-08   a 3.132276251260141 4.1286e-08 au q 2.668228385504206 3.3758e-07 au i 17.71163561868922 3.9534e-06 deg node 24.55687649725847 1.5811e-05 deg peri 164.5780701746675 2.2777e-05 deg M 295.9011543570707 1.8618e-05 deg tp 2459561.025693585112 (2021-Dec-12.52569359) 0.00010911 TDB period 2024.829751438076 5.54 4.0033e-05 1.096e-07 d yr n .1777927254102823 3.5152e-09 deg/d Q 3.596324117016077 4.7402e-08 au   Orbit Determination Parameters    # obs. used (total)      543      data-arc span      5885 days (16.11 yr)      first obs. used      2005-03-04      last obs. used      2021-04-14      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .46692      source      ORB      producer      Otto Matic      solution date      2021-May-04 11:29:27   Additional Information  Earth MOID = 1.67061 au   Jupiter MOID = 1.36556 au   T_jup = 3.123  [ hide covariance matrix ] Orbital Elements at Epoch 2458383.5 (2018-Sep-22.0) TDB Reference: JPL 22 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1488894011914258 9.9114e-08   q 2.664070056655299 3.3717e-07 au tp 2457537.914449586145 (2016-May-29.41444959) 8.8698e-05 TDB node 24.56951115553432 1.5804e-05 deg peri 164.6716494863299 2.2711e-05 deg i 17.71970444889362 3.955e-06 deg   Orbit Determination Parameters    # obs. used (total)      543      data-arc span      5885 days (16.11 yr)      first obs. used      2005-03-04      last obs. used      2021-04-14      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .46692      source      ORB      producer      Otto Matic      solution date      2021-May-04 11:29:27   Additional Information  Jupiter MOID = 1.36556 au   T_jup = 3.123  Orbit Covariance (6×6)   e q tp node peri i e 9.823659864148815E-15 -3.333885396547042E-14 -3.051617946156163E-12 -4.801642665842731E-14 -4.108665995008703E-14 -4.161628199318077E-14 q -3.333885396547042E-14 1.136852698806498E-13 1.059401564488244E-11 1.628461663643817E-13 2.311625672605351E-13 1.444994332438297E-13 tp -3.051617946156163E-12 1.059401564488244E-11 7.86728575803054E-9 4.66538681508987E-12 1.396933421777031E-9 3.357935006385602E-11 node -4.801642665842731E-14 1.628461663643817E-13 4.66538681508987E-12 2.497754494200241E-10 -2.392997594543211E-10 -1.204338220430911E-11 peri -4.108665995008703E-14 2.311625672605351E-13 1.396933421777031E-9 -2.392997594543211E-10 5.158103849004122E-10 1.619322494428808E-11 i -4.161628199318077E-14 1.444994332438297E-13 3.357935006385602E-11 -1.204338220430911E-11 1.619322494428808E-11 1.564173730259498E-11 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 15.18   n/a MPCxxxxx   277063 (2005 EZ84)          Discovered 2005-Mar-04 by CSS at Catalina Reference: 20110517/Numbers.arc Last Updated: 2011-05-20 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-May-12 03:31 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin