+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   6264 (1980 SQ) Classification: Main-belt Asteroid          SPK-ID: 2006264 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: JPL 1 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1313830921387452 9.2751e-08   a 2.226157401503774 1.1729e-08 AU q 1.933677958506654 2.0413e-07 AU i 4.767036903396284 8.4818e-06 deg node 223.5874281057736 7.3546e-05 deg peri 159.4236916648545 7.6646e-05 deg M 274.4562618725778 2.1966e-05 deg tp 2456688.782282885588 (2014-Jan-31.28228289) 7.4635e-05 JED period 1213.199517704302 3.32 9.5877e-06 2.625e-08 d yr n .2967360230089905 2.3451e-09 deg/d Q 2.518636844500893 1.327e-08 AU   Orbit Determination Parameters    # obs. used (total)      920      data-arc span      11908 days (32.60 yr)      first obs. used      1980-09-08      last obs. used      2013-04-16      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .53122      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 13:20:55   Additional Information  Earth MOID = .937374 AU   T_jup = 3.630  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.1 mag n/a PDS3 (MPC 24890)   6264 (1980 SQ)          Discovered 1980-Sep-29 by Vavrova, Z. at Klet Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1980 SQ = 1990 SJ1  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-21 17:44 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin