+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   102610 (1999 VQ15) Classification: Main-belt Asteroid          SPK-ID: 2102610 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1923624562523654 4.6262e-08   a 2.369218732109817 8.549e-09 au q 1.913469997402058 1.1308e-07 au i 2.240435927145774 3.7035e-06 deg node 318.2396255730297 9.9621e-05 deg peri 28.04328596655978 0.0001 deg M 317.3928093743543 9.6696e-06 deg tp 2459358.147309018339 (2021-May-23.64730902) 3.6184e-05 TDB period 1332.005945786109 3.65 7.2095e-06 1.974e-08 d yr n .2702690638423083 1.4628e-09 deg/d Q 2.824967466817577 1.0193e-08 au   Orbit Determination Parameters    # obs. used (total)      636      data-arc span      15629 days (42.79 yr)      first obs. used      1977-09-09      last obs. used      2020-06-24      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .49402      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 15:42:47   Additional Information  Earth MOID = .904882 au   Jupiter MOID = 2.59012 au   T_jup = 3.520  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.42   n/a E2021B55   diameter diameter 3.221 km 0.142 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.051   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   102610 (1999 VQ15)          Discovered 1999-Nov-02 by Spacewatch at Kitt Peak Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 Alternate Designations  1999 VQ15 = 1977 RN9  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-17 22:03 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin