+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   535169 (2014 XX40) Classification: TransNeptunian Object          SPK-ID: 2535169 [ 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 6 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .5965953099417832 3.3747e-05   a 79.80943753702738 0.0072441 au q 32.19550141334514 0.00024702 au i 19.67979247466611 7.8013e-05 deg node 202.3103956630941 0.00018068 deg peri 325.3050003704476 0.0033692 deg M 1.716361804170391 0.00067921 deg tp 2457758.887310657084 (2017-Jan-05.38731066) 0.49099 TDB period 260423.2785170253 713.00 35.457 0.09708 d yr n .001382364902438877 1.8821e-07 deg/d Q 127.4233736607096 0.011566 au   Orbit Determination Parameters    # obs. used (total)      101      data-arc span      2272 days (6.22 yr)      first obs. used      2012-01-20      last obs. used      2018-04-10      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      2      norm. resid. RMS      .53055      source      ORB      producer      Otto Matic      solution date      2019-May-30 11:28:18   Additional Information  Earth MOID = 31.2209 au   Jupiter MOID = 26.8948 au   T_jup = 5.984  [ 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 7.3   n/a E2018X68   535169 (2014 XX40)          Discovered 2012-Jan-20 by Pan-STARRS 1 at Haleakala Reference: Last Updated: 2019-05-29 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2021-Jan-18 15:06 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin