+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2002 AA29) Classification: Aten [NEO]          SPK-ID: 3102762 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 22 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .01302163500005711 2.006e-07   a .992540441445907 2.4157e-08 au q .9796159420946028 1.8997e-07 au i 10.7482426562356 5.5302e-05 deg node 106.3655230838805 2.1952e-05 deg peri 101.9017005467789 0.0004352 deg M 104.9954588982296 0.00067177 deg tp 2458895.161104814244 (2020-Feb-15.66110481) 0.00067028 TDB period 361.1775467701829 0.99 1.3186e-05 3.61e-08 d yr n .996739701067486 3.6389e-08 deg/d Q 1.005464940797211 2.4472e-08 au   Orbit Determination Parameters    # obs. used (total)      63      # delay obs. used      0      # Doppler obs. used      1      data-arc span      736 days (2.02 yr)      first obs. used      2002-01-09      last obs. used      2004-01-15      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .34274      source      ORB      producer      Giorgini      solution date      2020-Jan-28 12:40:23   Additional Information  Earth MOID = .0118403 au   Jupiter MOID = 3.96671 au   T_jup = 6.101  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 24.1   n/a MPO57849   rotation period rot_per 0.55 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 upper-limit; Result based on less than full coverage, so that the period may be wrong by 30 percent or so. Published Reference List: [Ostro, S.J.; Giorgini, J.D.; Benner, L.A.M.; Hine, A.A.; et al. (2003) Icarus 166, 271-275.] [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Jan-24 13:59 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin