+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   312080 (2007 TO50) Classification: Main-belt Asteroid          SPK-ID: 2312080 [ 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 10 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07669458415416962 5.5486e-08   a 2.294539108776429 1.8667e-08 au q 2.118560386003341 1.2578e-07 au i 3.280654284485551 6.8854e-06 deg node 4.958014009210631 9.1561e-05 deg peri 118.8404854023061 0.00010162 deg M 140.0539355993659 4.4084e-05 deg tp 2458506.605215721348 (2019-Jan-23.10521572) 0.00015415 TDB period 1269.526069220434 3.48 1.5492e-05 4.241e-08 d yr n .2835703879803442 3.4604e-09 deg/d Q 2.470517831549516 2.0098e-08 au   Orbit Determination Parameters    # obs. used (total)      169      data-arc span      6168 days (16.89 yr)      first obs. used      2002-03-21      last obs. used      2019-02-08      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .5873      source      ORB      producer      Otto Matic      solution date      2019-Jul-14 09:50:05   Additional Information  Earth MOID = 1.13624 au   Jupiter MOID = 2.55851 au   T_jup = 3.590  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 17.6   n/a MPO427649   312080 (2007 TO50)          Discovered 2007-Oct-04 by Spacewatch at Kitt Peak Reference: 20120109/Numbers.arc Last Updated: 2012-01-11 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-28 13:20 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin