+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   312248 (2007 YC59) Classification: Main-belt Asteroid          SPK-ID: 2312248 [ 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 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1563207457053966 4.6732e-08   a 2.598708128809184 2.2456e-08 au q 2.192476136243056 1.3127e-07 au i 3.8966259343748 6.7717e-06 deg node 51.54744137895662 6.8983e-05 deg peri 37.74560186082741 7.3784e-05 deg M 355.5994947313739 2.6884e-05 deg tp 2459019.204010118599 (2020-Jun-18.70401012) 0.00011441 TDB period 1530.152387432033 4.19 1.9833e-05 5.43e-08 d yr n .2352706847741925 3.0495e-09 deg/d Q 3.004940121375312 2.5966e-08 au   Orbit Determination Parameters    # obs. used (total)      254      data-arc span      8673 days (23.75 yr)      first obs. used      1996-03-12      last obs. used      2019-12-10      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .50547      source      ORB      producer      Otto Matic      solution date      2020-Nov-11 18:48:04   Additional Information  Earth MOID = 1.21044 au   Jupiter MOID = 2.19878 au   T_jup = 3.395  [ 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 16.7   n/a MPO503318   312248 (2007 YC59)          Discovered 2007-Dec-31 by La Sagra at La Sagra Reference: 20120109/Numbers.arc Last Updated: 2012-01-11 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Nov-25 11:31 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin