+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   469266 (2016 JY30) Classification: Main-belt Asteroid          SPK-ID: 2469266 [ 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 8 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1113743132383823 1.1721e-07   a 2.587996691017818 3.5291e-08 au q 2.299760336892502 3.2247e-07 au i 13.43857450309554 1.1701e-05 deg node 207.099986400095 1.7274e-05 deg peri 27.14887274424791 4.3501e-05 deg M 347.0250558857009 3.6532e-05 deg tp 2459055.308383976670 (2020-Jul-24.80838398) 0.00015462 TDB period 1520.701596691788 4.16 3.1105e-05 8.516e-08 d yr n .2367328348856623 4.8422e-09 deg/d Q 2.876233045143133 3.9221e-08 au   Orbit Determination Parameters    # obs. used (total)      180      data-arc span      5821 days (15.94 yr)      first obs. used      2004-06-17      last obs. used      2020-05-25      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .60531      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 04:21:31   Additional Information  Earth MOID = 1.29777 au   Jupiter MOID = 2.11501 au   T_jup = 3.374  [ hide covariance matrix ] Orbital Elements at Epoch 2458204.5 (2018-Mar-27.0) TDB Reference: JPL 8 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .11134104271675 1.175e-07   q 2.300681987115075 3.2343e-07 au tp 2457532.734994614461 (2016-May-24.23499461) 0.0001483 TDB node 207.112688972046 1.727e-05 deg peri 26.854228763371 4.3302e-05 deg i 13.43888895013459 1.1701e-05 deg   Orbit Determination Parameters    # obs. used (total)      180      data-arc span      5821 days (15.94 yr)      first obs. used      2004-06-17      last obs. used      2020-05-25      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .60531      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 04:21:31   Additional Information  Jupiter MOID = 2.11501 au   T_jup = 3.374  Orbit Covariance (6×6)   e q tp node peri i e 1.380586112892556E-14 -3.788291979162953E-14 -1.12962315379748E-11 1.228828781792793E-13 -3.213123248259752E-12 -1.229383124702163E-15 q -3.788291979162953E-14 1.046070078855023E-13 2.95949261767214E-11 -3.364079693391641E-13 8.533053868029011E-12 8.750972396179339E-15 tp -1.12962315379748E-11 2.95949261767214E-11 2.199179376003942E-8 -1.213799743307626E-10 5.866984087173601E-9 -1.185903978399002E-11 node 1.228828781792793E-13 -3.364079693391641E-13 -1.213799743307626E-10 2.982370174358619E-10 -3.224019021110257E-10 1.771805348658518E-13 peri -3.213123248259752E-12 8.533053868029011E-12 5.866984087173601E-9 -3.224019021110257E-10 1.87505517449563E-9 -2.614163243953577E-12 i -1.229383124702163E-15 8.750972396179339E-15 -1.185903978399002E-11 1.771805348658518E-13 -2.614163243953577E-12 1.369180474521761E-10 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.9   n/a MPO472610   469266 (2016 JY30)          Discovered 2009-Oct-18 by Mt. Lemmon Survey at Mount Lemmon Reference: Last Updated: 2016-06-21 Alternate Designations  2016 JY30 = 2009 SY335 = 2009 UY40  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-20 11:51 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin