+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   344456 (2002 LZ51) Classification: Main-belt Asteroid          SPK-ID: 2344456 [ 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 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2075489446546487 5.6056e-08   a 2.615736289630256 2.0783e-08 au q 2.07284298322263 1.4008e-07 au i 6.83638355953314 6.5711e-06 deg node 111.1748884183107 3.8039e-05 deg peri 138.8395737596888 4.1938e-05 deg M 89.76954161064396 1.9365e-05 deg tp 2458615.185040766337 (2019-May-11.68504077) 8.0385e-05 TDB period 1545.216593906184 4.23 1.8416e-05 5.042e-08 d yr n .2329770476318462 2.7766e-09 deg/d Q 3.158629596037883 2.5096e-08 au   Orbit Determination Parameters    # obs. used (total)      225      data-arc span      7268 days (19.90 yr)      first obs. used      2000-12-23      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .6059      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 00:55:53   Additional Information  Earth MOID = 1.06424 au   Jupiter MOID = 1.90766 au   T_jup = 3.367  [ hide covariance matrix ] Orbital Elements at Epoch 2457192.5 (2015-Jun-19.0) TDB Reference: JPL 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .206770474609758 5.6066e-08   q 2.075912433573115 1.4014e-07 au tp 2457069.535711674981 (2015-Feb-16.03571167) 7.163e-05 TDB node 111.202211926844 3.8058e-05 deg peri 138.9799745419235 4.1966e-05 deg i 6.833584743744376 6.5678e-06 deg   Orbit Determination Parameters    # obs. used (total)      225      data-arc span      7268 days (19.90 yr)      first obs. used      2000-12-23      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .6059      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 00:55:53   Additional Information  Jupiter MOID = 1.90766 au   T_jup = 3.367  Orbit Covariance (6×6)   e q tp node peri i e 3.143412007171543E-15 -7.813263918335694E-15 2.048854606507624E-12 -2.059379072075848E-14 3.853591011210242E-13 6.197982150617602E-16 q -7.813263918335694E-15 1.963898420488549E-14 -4.906961477206686E-12 4.80426337917181E-14 -9.08962037220086E-13 -2.279963395756317E-15 tp 2.048854606507624E-12 -4.906961477206686E-12 5.130925152501513E-9 -4.23295517931362E-11 1.270912781493189E-9 -3.09742507559552E-12 node -2.059379072075848E-14 4.80426337917181E-14 -4.23295517931362E-11 1.44844742872555E-9 -1.447381805536513E-9 5.055460023487669E-11 peri 3.853591011210242E-13 -9.08962037220086E-13 1.270912781493189E-9 -1.447381805536513E-9 1.761133302402718E-9 -5.106165454678606E-11 i 6.197982150617602E-16 -2.279963395756317E-15 -3.09742507559552E-12 5.055460023487669E-11 -5.106165454678606E-11 4.313554838798624E-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 16.7   n/a MPO437459   344456 (2002 LZ51)          Discovered 2002-Jun-09 by LINEAR at Socorro Reference: 20121128/Numbers.arc Last Updated: 2012-12-03 [ show close-approach data ] Alternate Designations  2002 LZ51 = 2006 HX70  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-20 03:51 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin