+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   6609 (1992 BN) Classification: Main-belt Asteroid          SPK-ID: 2006609 [ 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 .1190200636676974 7.2137e-08   a 2.993004615666512 3.2006e-08 AU q 2.636777015752172 2.155e-07 AU i 11.38601689500086 7.9298e-06 deg node 121.4337530421921 3.5977e-05 deg peri 241.2336238274398 4.8215e-05 deg M 158.6393894024139 3.3126e-05 deg tp 2455567.072098642640 (2011-Jan-05.57209864) 0.00017126 JED period 1891.296011784097 5.18 3.0337e-05 8.306e-08 d yr n .1903456665466158 3.0532e-09 deg/d Q 3.349232215580853 3.5815e-08 AU   Orbit Determination Parameters    # obs. used (total)      1039      data-arc span      12279 days (33.62 yr)      first obs. used      1979-09-01      last obs. used      2013-04-14      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .55193      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 13:22:31   Additional Information  Earth MOID = 1.65466 AU   T_jup = 3.215  [ 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 11.4 mag n/a PDS3 (MPC 25725)   6609 (1992 BN)          Discovered 1992-Jan-28 by Ueda, S., Kaneda, H. at Kushiro (399) Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1992 BN = 1971 BP1 = 1979 RB = 1993 HU  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-20 12:01 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin