+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   117322 (2004 VJ72) Classification: Main-belt Asteroid          SPK-ID: 2117322 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 21 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .08799209962795708 4.9441e-08   a 2.970368612640408 2.1145e-08 au q 2.708999641745197 1.5472e-07 au i 2.06360235862455 4.0672e-06 deg node 138.8867456280744 0.00014861 deg peri 273.1462199086479 0.00015147 deg M 17.27919208576001 2.6987e-05 deg tp 2458910.749912773825 (2020-Mar-02.24991277) 0.00014023 TDB period 1869.880908844693 5.12 1.9966e-05 5.466e-08 d yr n .1925256299998411 2.0558e-09 deg/d Q 3.23173758353562 2.3006e-08 au   Orbit Determination Parameters    # obs. used (total)      712      data-arc span      7336 days (20.08 yr)      first obs. used      1999-12-07      last obs. used      2020-01-07      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55076      source      ORB      producer      Otto Matic      solution date      2020-Jan-29 16:47:01   Additional Information  Earth MOID = 1.7208 au   Jupiter MOID = 2.07087 au   T_jup = 3.256  [ 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 15.2   n/a MPO320347   diameter diameter 5.720 km 0.179 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.041   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   117322 (2004 VJ72)          Discovered 2004-Nov-04 by LONEOS at Anderson Mesa Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 Alternate Designations  2004 VJ72 = 1999 XP79  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Jul-15 00:02 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin