+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   487669 (2015 PO92) Classification: Main-belt Asteroid          SPK-ID: 2487669 [ 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 .04298365733070155 1.4435e-07   a 2.199069613802543 3.0179e-08 au q 2.104545559076497 3.2704e-07 au i 5.192981319166034 1.8426e-05 deg node 328.3762812913154 9.6567e-05 deg peri 107.1509492469578 0.00021914 deg M 51.83784892270618 0.00019315 deg tp 2458828.985293627114 (2019-Dec-11.48529363) 0.00063908 TDB period 1191.123774952649 3.26 2.452e-05 6.713e-08 d yr n .3022355926144714 6.2217e-09 deg/d Q 2.29359366852859 3.1477e-08 au   Orbit Determination Parameters    # obs. used (total)      52      data-arc span      5848 days (16.01 yr)      first obs. used      2004-01-19      last obs. used      2020-01-23      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .64792      source      ORB      producer      Otto Matic      solution date      2020-Feb-26 15:28:16   Additional Information  Earth MOID = 1.12666 au   Jupiter MOID = 2.78837 au   T_jup = 3.660  [ hide covariance matrix ] Orbital Elements at Epoch 2456990.5 (2014-Nov-29.0) TDB Reference: JPL 8 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .04266260799573745 1.4295e-07   q 2.10499935891283 3.2356e-07 au tp 2456444.743470851613 (2013-Jun-01.24347085) 0.00065108 TDB node 328.4499456965657 9.6539e-05 deg peri 106.4682420997878 0.00022202 deg i 5.194740418485754 1.8427e-05 deg   Orbit Determination Parameters    # obs. used (total)      52      data-arc span      5848 days (16.01 yr)      first obs. used      2004-01-19      last obs. used      2020-01-23      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .64792      source      ORB      producer      Otto Matic      solution date      2020-Feb-26 15:28:16   Additional Information  Jupiter MOID = 2.78837 au   T_jup = 3.660  Orbit Covariance (6×6)   e q tp node peri i e 2.043366873084107E-14 -4.608309593799213E-14 5.909306973308192E-11 -4.602275978115153E-14 1.874659762974175E-11 -3.041744880901658E-14 q -4.608309593799213E-14 1.046898981834701E-13 -1.312739821721589E-10 9.951349652777263E-14 -4.160308636706489E-11 7.046681522231778E-14 tp 5.909306973308192E-11 -1.312739821721589E-10 4.23911634891291E-7 -4.691649722228992E-10 1.301571911206497E-7 -3.281956156663419E-11 node -4.602275978115153E-14 9.951349652777263E-14 -4.691649722228992E-10 9.319744661378968E-9 -9.422394361873765E-9 -7.034402372905691E-10 peri 1.874659762974175E-11 -4.160308636706489E-11 1.301571911206497E-7 -9.422394361873765E-9 4.929447226091123E-8 6.891496908729651E-10 i -3.041744880901658E-14 7.046681522231778E-14 -3.281956156663419E-11 -7.034402372905691E-10 6.891496908729651E-10 3.395521015243359E-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 18.3   n/a MPO472733   487669 (2015 PO92)          Discovered 2004-Jan-19 by Spacewatch at Kitt Peak Reference: Last Updated: 2017-03-14 Alternate Designations  2015 PO92 = 2004 BX142  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-25 14:14 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin