+ 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 2459000.5 (2020-May-31.0) TDB Reference: JPL 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1482688327584651 1.1493e-07   a 3.131818962989552 4.3597e-08 au q 2.667467820936265 3.7806e-07 au i 17.71294069928573 7.3168e-06 deg node 24.56573863606576 1.6671e-05 deg peri 164.6298000728202 2.3311e-05 deg M 260.2914319545528 1.84e-05 deg tp 2459561.190734589389 (2021-Dec-12.69073459) 0.00011067 TDB period 2024.386353238742 5.54 4.2271e-05 1.157e-07 d yr n .1778316670748392 3.7133e-09 deg/d Q 3.59617010504284 5.0061e-08 au   Orbit Determination Parameters    # obs. used (total)      338      data-arc span      5730 days (15.69 yr)      first obs. used      2005-03-04      last obs. used      2020-11-10      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51699      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 05:58:05   Additional Information  Earth MOID = 1.67049 au   Jupiter MOID = 1.36676 au   T_jup = 3.123  [ hide covariance matrix ] Orbital Elements at Epoch 2457827.5 (2017-Mar-15.0) TDB Reference: JPL 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .14929789757076 1.1493e-07   q 2.662297135992891 3.7841e-07 au tp 2457538.010787447250 (2016-May-29.51078745) 8.8643e-05 TDB node 24.5676809187468 1.6667e-05 deg peri 164.6229183842052 2.3214e-05 deg i 17.72053312672153 7.3201e-06 deg   Orbit Determination Parameters    # obs. used (total)      338      data-arc span      5730 days (15.69 yr)      first obs. used      2005-03-04      last obs. used      2020-11-10      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51699      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 05:58:05   Additional Information  Jupiter MOID = 1.36676 au   T_jup = 3.123  Orbit Covariance (6×6)   e q tp node peri i e 1.320921430818376E-14 -4.332473467640496E-14 -2.867088857877575E-12 -8.421763836482899E-14 8.798579245771603E-14 -3.42258595016154E-14 q -4.332473467640496E-14 1.431974054867005E-13 1.008022204790653E-11 2.770907035088326E-13 -1.52583520868193E-13 1.144648979454928E-13 tp -2.867088857877575E-12 1.008022204790653E-11 7.857545411387876E-9 2.062091476507166E-11 1.383313460030437E-9 1.413801738029151E-11 node -8.421763836482899E-14 2.770907035088326E-13 2.062091476507166E-11 2.777729177395766E-10 -2.637813948984641E-10 -4.320633217048113E-11 peri 8.798579245771603E-14 -1.52583520868193E-13 1.383313460030437E-9 -2.637813948984641E-10 5.388742367637822E-10 4.252266423910118E-11 i -3.42258595016154E-14 1.144648979454928E-13 1.413801738029151E-11 -4.320633217048113E-11 4.252266423910118E-11 5.35845701423269E-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 15.0   n/a MPO455056   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-Jan-20 08:22 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin