+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   134568 (1999 RH215) Classification: TransNeptunian Object          SPK-ID: 2134568 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 3 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1532332649376872 0.00077821   a 43.78083329052556 0.046621 au q 37.07215326372575 0.0070741 au i 10.2092159145498 0.00030568 deg node 276.5711331669621 0.0045254 deg peri 57.74521411648487 0.21937 deg M 30.18112807050019 0.15509 deg tp 2450129.809450154909 (1996-Feb-16.30945016) 46.476 TDB period 105809.4512068816 289.69 169.01 0.4627 d yr n .003402342568586979 5.4346e-06 deg/d Q 50.48951331732539 0.053765 au   Orbit Determination Parameters    # obs. used (total)      23      data-arc span      2516 days (6.89 yr)      first obs. used      1999-09-07      last obs. used      2006-07-28      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      5      norm. resid. RMS      .1809      source      ORB      producer      Otto Matic      solution date      2017-Apr-11 10:10:36   Additional Information  Earth MOID = 36.0739 au   Jupiter MOID = 32.1385 au   T_jup = 5.761  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 8.1   n/a MPO157307   134568 (1999 RH215)          Discovered 1999-Sep-07 by Trujillo, C. A., Jewitt, D. C., Luu, J. X. at Mauna Kea Reference: 20060907/Numbers.arc Last Updated: 2006-09-10 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2020-Oct-19 15:20 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin