+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   5566 (1991 VY3) Classification: Main-belt Asteroid          SPK-ID: 2005566 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 39 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1555986785708893 1.4551e-08   a 3.183496656873122 1.2403e-08 au q 2.688148783828821 4.628e-08 au i 1.519784781452909 8.7204e-07 deg node 153.5912854422439 1.94e-05 deg peri 309.2860867613448 2.0056e-05 deg M 8.901158108298297 7.2282e-06 deg tp 2459149.202164726451 (2020-Oct-26.70216473) 4.155e-05 TDB period 2074.698648624273 5.68 1.2125e-05 3.32e-08 d yr n .173519176020438 1.0141e-09 deg/d Q 3.678844529917424 1.4333e-08 au   Orbit Determination Parameters    # obs. used (total)      2443      data-arc span      14653 days (40.12 yr)      first obs. used      1981-01-30      last obs. used      2021-03-14      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .47034      source      ORB      producer      Otto Matic      solution date      2021-Apr-12 17:41:53   Additional Information  Earth MOID = 1.70519 au   Jupiter MOID = 1.47337 au   T_jup = 3.179  [ 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 12.87   n/a E2021B10   diameter diameter 13.771 km 0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.085   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   5566 (1991 VY3)          Discovered 1991-Nov-11 by Ueda and Kaneda at Kushiro Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ show close-approach data ] Alternate Designations  1991 VY3 = 1951 YT1 = 1981 BM = 1987 DQ3 = 1990 RQ6  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-13 14:49 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin