+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   58316 (1994 PR30) Classification: Main-belt Asteroid          SPK-ID: 2058316 [ 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 14 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1883490129570333 6.3488e-08   a 2.342339048441157 1.0843e-08 au q 1.901161800656549 1.5415e-07 au i 6.01828015853816 5.743e-06 deg node 176.3881052745011 3.8191e-05 deg peri 200.0487635338401 4.0172e-05 deg M 39.79424699074948 1.3677e-05 deg tp 2458855.759237911012 (2020-Jan-07.25923791) 4.9276e-05 TDB period 1309.402194848628 3.58 9.0919e-06 2.489e-08 d yr n .2749346239194424 1.909e-09 deg/d Q 2.783516296225766 1.2885e-08 au   Orbit Determination Parameters    # obs. used (total)      505      data-arc span      9295 days (25.45 yr)      first obs. used      1994-08-12      last obs. used      2020-01-23      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .57046      source      ORB      producer      Otto Matic      solution date      2020-Feb-23 12:27:21   Additional Information  Earth MOID = .90346 au   Jupiter MOID = 2.67934 au   T_jup = 3.532  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.4   n/a MPO344730   58316 (1994 PR30)          Discovered 1994-Aug-12 by Elst, E. W. at La Silla Reference: 20030614/Numbers.arc Last Updated: 2004-04-19 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Jul-08 11:22 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin