+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   134644 (1999 VV4) Classification: Main-belt Asteroid          SPK-ID: 2134644 [ 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 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1815202425027042 4.5504e-08   a 2.385270170561323 1.0252e-08 au q 1.952295350766565 1.1231e-07 au i 3.311177202242645 4.4796e-06 deg node 44.79282561901751 7.7158e-05 deg peri 339.9166008107687 7.8236e-05 deg M 220.3794682574615 1.6174e-05 deg tp 2459522.357079379982 (2021-Nov-03.85707938) 6.2873e-05 TDB period 1345.565342232222 3.68 8.6749e-06 2.375e-08 d yr n .267545535471937 1.7249e-09 deg/d Q 2.818244990356081 1.2113e-08 au   Orbit Determination Parameters    # obs. used (total)      932      data-arc span      7514 days (20.57 yr)      first obs. used      1999-10-01      last obs. used      2020-04-27      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .53036      source      ORB      producer      Otto Matic      solution date      2020-May-20 22:21:05   Additional Information  Earth MOID = .956615 au   Jupiter MOID = 2.63342 au   T_jup = 3.511  [ 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 15.5   n/a MPO333833   diameter diameter 4.683 km 0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.053   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   134644 (1999 VV4)          Discovered 1999-Nov-05 by Korlevic, K. at Visnjan Reference: 20060907/Numbers.arc Last Updated: 2006-09-10 Alternate Designations  1999 VV4 = 2001 FB114  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Oct-19 21:24 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin