+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   58213 (1992 QP) Classification: Main-belt Asteroid          SPK-ID: 2058213 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 27 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2607293785121317 4.1654e-08   a 2.401471293902509 1.009e-08 au q 1.775337175928583 9.9541e-08 au i 10.90031784740786 4.551e-06 deg node 156.4499214730278 1.9276e-05 deg peri 171.1316630400986 2.0452e-05 deg M 169.184722452615 6.2318e-06 deg tp 2458361.687848321528 (2018-Aug-31.18784832) 2.335e-05 TDB period 1359.297525630072 3.72 8.5665e-06 2.345e-08 d yr n .264842680290417 1.6691e-09 deg/d Q 3.027605411876435 1.272e-08 au   Orbit Determination Parameters    # obs. used (total)      1166      data-arc span      10631 days (29.11 yr)      first obs. used      1991-03-12      last obs. used      2020-04-19      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53457      source      ORB      producer      Otto Matic      solution date      2020-May-20 11:33:05   Additional Information  Earth MOID = .765132 au   Jupiter MOID = 2.34957 au   T_jup = 3.455  [ 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 15.0   n/a MPO452960   diameter diameter 3.971 km 0.228 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.071   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   58213 (1992 QP)          Discovered 1992-Aug-29 by Helin, E. F. at Palomar Reference: 20030614/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1992 QP = 1999 JJ83  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-20 11:19 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin