+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   102110 (1999 RV166) Classification: Outer Main-belt Asteroid          SPK-ID: 2102110 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 24 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .118150029103092 4.592e-08   a 3.217528338329461 2.7656e-08 au q 2.837377271515812 1.5649e-07 au i 11.21496638594391 6.3934e-06 deg node 10.63919514061885 2.2802e-05 deg peri 293.0829852886243 3.4385e-05 deg M 241.7445611870951 2.7143e-05 deg tp 2459692.969454532779 (2022-Apr-23.46945453) 0.00016222 TDB period 2108.055292291522 5.77 2.7179e-05 7.441e-08 d yr n .1707735092700859 2.2018e-09 deg/d Q 3.59767940514311 3.0923e-08 au   Orbit Determination Parameters    # obs. used (total)      667      data-arc span      7588 days (20.77 yr)      first obs. used      1999-08-12      last obs. used      2020-05-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .56479      source      ORB      producer      Otto Matic      solution date      2020-Nov-12 19:56:37   Additional Information  Earth MOID = 1.84714 au   Jupiter MOID = 1.8073 au   T_jup = 3.149  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 14.48   n/a E2021B55   diameter diameter 7.368 km 0.206 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.062   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   102110 (1999 RV166)          Discovered 1999-Sep-09 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ show close-approach data ] Alternate Designations  1999 RV166 = 2003 FT101  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Feb-28 19:20 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin