+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   523794 (2015 RR245) Classification: TransNeptunian Object          SPK-ID: 2523794 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .5835613638365628 5.0607e-05   a 81.99428291141822 0.0084191 au q 34.14558734883003 0.0014147 au i 7.554401640335596 0.00012448 deg node 211.7459693022828 0.00045925 deg peri 260.3854927423603 0.00292 deg M 325.1516922677681 0.0071514 deg tp 2485451.930699267432 (2092-Oct-31.43069927) 1.4521 TDB period 271190.0711033755 742.48 41.768 0.1144 d yr n .001327482228738274 2.0446e-07 deg/d Q 129.8429784740064 0.013332 au   Orbit Determination Parameters    # obs. used (total)      202      data-arc span      5865 days (16.06 yr)      first obs. used      2004-10-15      last obs. used      2020-11-05      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      3      norm. resid. RMS      .48249      source      ORB      producer      Otto Matic      solution date      2021-Apr-14 19:24:00   Additional Information  Earth MOID = 33.1706 au   Jupiter MOID = 28.9578 au   T_jup = 6.455  [ 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 3.8   n/a MPO450831   523794 (2015 RR245)          Discovered 2015-Sep-09 by Outer Solar System Origins Survey at Mauna Kea Reference: Last Updated: 2020-01-27 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2021-Apr-22 03:49 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin