+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   101404 (1998 VY2) Classification: Main-belt Asteroid          SPK-ID: 2101404 [ 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 26 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .05325450958029545 4.7717e-08   a 2.930420846666494 2.175e-08 au q 2.774362721613396 1.4042e-07 au i 9.50514818681695 4.9256e-06 deg node 51.8689271388655 3.217e-05 deg peri 86.27029014772422 6.1822e-05 deg M 64.93808531637913 5.0551e-05 deg tp 2458869.985590469017 (2020-Jan-21.48559047) 0.00025752 TDB period 1832.286659692177 5.02 2.04e-05 5.585e-08 d yr n .1964758069354059 2.1875e-09 deg/d Q 3.086478971719592 2.2909e-08 au   Orbit Determination Parameters    # obs. used (total)      712      data-arc span      7855 days (21.51 yr)      first obs. used      1998-11-10      last obs. used      2020-05-13      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .50512      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 15:36:38   Additional Information  Earth MOID = 1.80844 au   Jupiter MOID = 1.96024 au   T_jup = 3.254  [ 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 15.16   n/a E2021B55   diameter diameter 5.306 km 0.086 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.063   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   101404 (1998 VY2)          Discovered 1998-Nov-10 by ODAS at Caussols Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ show close-approach data ] Alternate Designations  1998 VY2 = 2003 SU220  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-22 03:46 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin