+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   214866 (2007 EZ124) Classification: Main-belt Asteroid          SPK-ID: 2214866 [ 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 20 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .11853304937867 7.7174e-08   a 2.533235457156661 1.5096e-08 au q 2.232963333625713 1.9554e-07 au i 13.00670212655115 5.9914e-06 deg node 14.42657438622077 1.5395e-05 deg peri 181.4253811868759 2.4421e-05 deg M 105.4222939925966 1.6382e-05 deg tp 2458569.237470815639 (2019-Mar-26.73747082) 6.62e-05 TDB period 1472.691445295934 4.03 1.3164e-05 3.604e-08 d yr n .2444503912546724 2.1851e-09 deg/d Q 2.833507580687609 1.6885e-08 au   Orbit Determination Parameters    # obs. used (total)      655      data-arc span      21941 days (60.07 yr)      first obs. used      1960-09-24      last obs. used      2020-10-20      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52922      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 03:45:29   Additional Information  Earth MOID = 1.23183 au   Jupiter MOID = 2.12262 au   T_jup = 3.404  [ hide covariance matrix ] Orbital Elements at Epoch 2457805.5 (2017-Feb-21.0) TDB Reference: JPL 20 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1177237767477954 7.7349e-08   q 2.235027991318193 1.9571e-07 au tp 2457095.680377687671 (2015-Mar-14.18037769) 6.5255e-05 TDB node 14.5026742696841 1.5387e-05 deg peri 181.1711836205943 2.4417e-05 deg i 13.01046615109162 5.9921e-06 deg   Orbit Determination Parameters    # obs. used (total)      655      data-arc span      21941 days (60.07 yr)      first obs. used      1960-09-24      last obs. used      2020-10-20      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52922      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 03:45:29   Additional Information  Jupiter MOID = 2.12262 au   T_jup = 3.404  Orbit Covariance (6×6)   e q tp node peri i e 5.982790532755838E-15 -1.510294258471621E-14 -2.200692348261277E-12 6.608436883424111E-14 -8.363959513183809E-13 5.579503583930673E-15 q -1.510294258471621E-14 3.830079296214958E-14 5.562719588512168E-12 -1.667956265384596E-13 2.135268147939447E-12 -1.367970654783269E-14 tp -2.200692348261277E-12 5.562719588512168E-12 4.258179459198766E-9 -3.307608123143937E-11 1.226339190689242E-9 -4.105033359031966E-12 node 6.608436883424111E-14 -1.667956265384596E-13 -3.307608123143937E-11 2.367629661593567E-10 -2.408442716761602E-10 -1.550785006282841E-11 peri -8.363959513183809E-13 2.135268147939447E-12 1.226339190689242E-9 -2.408442716761602E-10 5.961851738145143E-10 1.380359604707186E-11 i 5.579503583930673E-15 -1.367970654783269E-14 -4.105033359031966E-12 -1.550785006282841E-11 1.380359604707186E-11 3.590582548324447E-11 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 15.3   n/a MPO437028   diameter diameter 4.708 km 0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.073   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   214866 (2007 EZ124)          Discovered 2007-Mar-14 by CSS at Catalina Reference: 20090509/Numbers.arc Last Updated: 2009-05-11 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-18 08:36 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin