+ 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 2459000.5 (2020-May-31.0) TDB Reference: JPL 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1468627222146045 5.2632e-08   a 2.584635791245459 1.6763e-08 au q 2.205049143009852 1.3262e-07 au i 7.894445005804597 6.7661e-06 deg node 47.43513858455371 3.3802e-05 deg peri 280.4303675134994 4.159e-05 deg M 103.6880133997496 2.5546e-05 deg tp 2458563.357017659381 (2019-Mar-20.85701766) 0.00010615 TDB period 1517.740271827824 4.16 1.4765e-05 4.042e-08 d yr n .2371947339622542 2.3075e-09 deg/d Q 2.964222439481064 1.9224e-08 au   Orbit Determination Parameters    # obs. used (total)      470      data-arc span      7793 days (21.34 yr)      first obs. used      1998-09-24      last obs. used      2020-01-25      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53528      source      ORB      producer      Otto Matic      solution date      2020-Feb-25 02:45:42   Additional Information  Earth MOID = 1.21082 au   Jupiter MOID = 2.40633 au   T_jup = 3.394  [ hide covariance matrix ] Orbital Elements at Epoch 2457652.5 (2016-Sep-21.0) TDB Reference: JPL 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .148516687626658 5.2801e-08   q 2.199498650803884 1.3321e-07 au tp 2457045.494129987276 (2015-Jan-22.99412999) 0.00010066 TDB node 47.45315099002098 3.3816e-05 deg peri 280.2765092178871 4.1445e-05 deg i 7.895949633215648 6.7667e-06 deg   Orbit Determination Parameters    # obs. used (total)      470      data-arc span      7793 days (21.34 yr)      first obs. used      1998-09-24      last obs. used      2020-01-25      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53528      source      ORB      producer      Otto Matic      solution date      2020-Feb-25 02:45:42   Additional Information  Jupiter MOID = 2.40633 au   T_jup = 3.394  Orbit Covariance (6×6)   e q tp node peri i e 2.787906444747902E-15 -6.996620675429067E-15 2.085435562719322E-12 -1.057034211163567E-14 3.92171581337201E-13 2.136795521857484E-15 q -6.996620675429067E-15 1.774514105681193E-14 -5.079820361615028E-12 2.476635704177811E-14 -9.269033803206934E-13 -5.089648360395345E-15 tp 2.085435562719322E-12 -5.079820361615028E-12 1.013261503308436E-8 -3.490729721546822E-11 2.415104205834789E-9 -1.932033434173968E-12 node -1.057034211163567E-14 2.476635704177811E-14 -3.490729721546822E-11 1.143531823329679E-9 -1.140140541247163E-9 -3.294720202734432E-11 peri 3.92171581337201E-13 -9.269033803206934E-13 2.415104205834789E-9 -1.140140541247163E-9 1.717714065163006E-9 3.207162664148281E-11 i 2.136795521857484E-15 -5.089648360395345E-15 -1.932033434173968E-12 -3.294720202734432E-11 3.207162664148281E-11 4.578771861687278E-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 15.9   n/a MPO401672   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 ] 2020-Sep-25 23:42 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin