+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   20088 (1994 PQ10) Classification: Main-belt Asteroid          SPK-ID: 2020088 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 40 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .0107846582181872 3.0066e-08   a 2.847179520357877 1.256e-08 au q 2.816473662344996 8.5439e-08 au i 3.216212423787353 3.6002e-06 deg node 138.1853322317796 6.0617e-05 deg peri 311.5153898425015 0.00020105 deg M 57.84829056516451 0.00019035 deg tp 2458918.526215801645 (2020-Mar-10.02621580) 0.00092799 TDB period 1754.772030766558 4.80 1.1611e-05 3.179e-08 d yr n .2051548541281097 1.3575e-09 deg/d Q 2.877885378370759 1.2696e-08 au   Orbit Determination Parameters    # obs. used (total)      2160      data-arc span      14790 days (40.49 yr)      first obs. used      1980-09-16      last obs. used      2021-03-15      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .51392      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 03:12:56   Additional Information  Earth MOID = 1.83398 au   Jupiter MOID = 2.11283 au   T_jup = 3.305  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 13.8   n/a MPO452454   diameter diameter 5.092 km 0.162 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.247   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   20088 (1994 PQ10)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla Reference: 20010109/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1994 PQ10 = 1980 ST  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-18 22:17 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin