+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   7876 (1991 VW3) Classification: Main-belt Asteroid          SPK-ID: 2007876 [ 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 .1906524738397725 6.6423e-08   a 2.158060087478182 1.2875e-08 AU q 1.746620593105591 1.409e-07 AU i 1.101258065154774 7.3021e-06 deg node 239.0296780214699 0.00030705 deg peri 101.4573565113953 0.0003079 deg M 330.2565881453023 3.013e-05 deg tp 2456496.171373722593 (2013-Jul-22.67137372) 9.7345e-05 JED period 1157.960448800817 3.17 1.0362e-05 2.837e-08 d yr n .3108914474348548 2.7821e-09 deg/d Q 2.569499581850774 1.5329e-08 AU   Orbit Determination Parameters    # obs. used (total)      854      data-arc span      13205 days (36.15 yr)      first obs. used      1977-02-19      last obs. used      2013-04-16      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .57077      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 13:28:33   Additional Information  Earth MOID = .738125 AU   T_jup = 3.675  [ 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 30638)   7876 (1991 VW3)          Discovered 1991-Nov-11 by Ueda, S., Kaneda, H. at Kushiro (399) Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1991 VW3 = 1977 DA10 = 1978 PC2 = 1994 TV  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-20 09:35 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin