+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   90568 (2004 GV9) Classification: TransNeptunian Object          SPK-ID: 2090568 [ 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 5 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07645638711206733 4.9513e-05   a 41.88149490988182 0.0026727 AU q 38.67938712221981 0.00040042 AU i 22.02475691006593 0.00011648 deg node 250.538803337823 0.00029501 deg peri 290.5189541508702 0.0040744 deg M 33.75597154983282 0.0054866 deg tp 2447117.682749528216 (1987-Nov-18.18274953) 0.98023 JED period 98999.20093357208 271.05 9.4767 0.02595 d yr n .003636392987066209 3.4809e-07 deg/d Q 45.08360269754382 0.0028771 AU   Orbit Determination Parameters    # obs. used (total)      62      data-arc span      20565 days (56.30 yr)      first obs. used      1954-12-21      last obs. used      2011-04-11      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      2      fit RMS      .60847      data source      ORB      producer      Otto Matic      solution date      2011-Sep-14 19:12:32   Additional Information  Earth MOID = 37.7467 AU   T_jup = 5.369  [ 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 3.9 mag n/a MPO62558   rotation period rot_per 5.86 h n/a Asteroid Lightcurve DataBase (Rev. 2013-May-01) Incomplete or inconclusive result. Published Reference List: [Dotto, E.; Pema, D.; Barucci, M.A.; Rossi, A. et al. (2008) Astron. Astrophys. 490, 829-833.] [Perna, D.; Dotto, E.; Barucci, M.A.; Rossi, A.; et al. (2008) Bul. Amer. Astron. Soc. 40, 483 (47.08).] 90568 (2004 GV9)          Discovered 2004-Apr-13 by NEAT at Palomar (644) Reference: 20040830/Numbers.arc Last Updated: 2004-09-06 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-24 16:45 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin