+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   212436 (2006 OA20) Classification: Main-belt Asteroid          SPK-ID: 2212436 [ 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 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1468870758930704 5.2515e-08   a 2.584890640200387 1.6573e-08 au q 2.205203612557986 1.3216e-07 au i 7.893807289137762 5.3115e-06 deg node 47.42739814881426 3.2924e-05 deg peri 280.4945388358788 3.8848e-05 deg M 151.0519820002184 2.3331e-05 deg tp 2458563.578931162108 (2019-Mar-21.07893116) 9.5489e-05 TDB period 1517.964754552572 4.16 1.4599e-05 3.997e-08 d yr n .2371596566523126 2.2808e-09 deg/d Q 2.964577667842789 1.9007e-08 au   Orbit Determination Parameters    # obs. used (total)      525      data-arc span      8204 days (22.46 yr)      first obs. used      1998-09-24      last obs. used      2021-03-11      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .52269      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 23:38:39   Additional Information  Earth MOID = 1.2091 au   Jupiter MOID = 2.40593 au   T_jup = 3.394  [ hide covariance matrix ] Orbital Elements at Epoch 2457978.5 (2017-Aug-13.0) TDB Reference: JPL 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1478996935240523 5.2634e-08   q 2.202276631759175 1.3274e-07 au tp 2458562.226095039480 (2019-Mar-19.72609504) 9.5022e-05 TDB node 47.4432146749494 3.2918e-05 deg peri 280.2301053516666 3.8789e-05 deg i 7.896385460342433 5.3125e-06 deg   Orbit Determination Parameters    # obs. used (total)      525      data-arc span      8204 days (22.46 yr)      first obs. used      1998-09-24      last obs. used      2021-03-11      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .52269      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 23:38:39   Additional Information  Jupiter MOID = 2.40593 au   T_jup = 3.394  Orbit Covariance (6×6)   e q tp node peri i e 2.770313960112607E-15 -6.950056516279421E-15 2.245806296920301E-12 -9.694555576147397E-15 3.745152829567494E-13 3.914013875858311E-15 q -6.950056516279421E-15 1.761859754352231E-14 -5.194694808020854E-12 2.232817852652412E-14 -8.550454554777098E-13 -9.806240911685439E-15 tp 2.245806296920301E-12 -5.194694808020854E-12 9.029132386510243E-9 -3.16255844453847E-11 1.954791920636069E-9 6.82042388757308E-13 node -9.694555576147397E-15 2.232817852652412E-14 -3.16255844453847E-11 1.083569312511285E-9 -1.079295568512762E-9 -1.332812694001696E-11 peri 3.745152829567494E-13 -8.550454554777098E-13 1.954791920636069E-9 -1.079295568512762E-9 1.504606557412704E-9 1.313907015164859E-11 i 3.914013875858311E-15 -9.806240911685439E-15 6.82042388757308E-13 -1.332812694001696E-11 1.313907015164859E-11 2.822244930647659E-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 15.96   n/a MPCxxxxx   212436 (2006 OA20)          Discovered 2006-Jul-31 by Siding Spring Survey at Siding Spring Reference: 20090409/Numbers.arc Last Updated: 2009-04-10 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-May-11 14:57 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin