+ 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 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 20 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1812905861608521 4.2012e-08   a 2.386195231554415 9.9047e-09 au q 1.953600499331685 1.0373e-07 au i 3.310291001530525 4.2387e-06 deg node 44.78220541138818 6.6209e-05 deg peri 339.8103292203982 6.7315e-05 deg M 273.9905419193393 1.5763e-05 deg tp 2459522.162992282968 (2021-Nov-03.66299228) 6.0436e-05 TDB period 1346.348178513938 3.69 8.3827e-06 2.295e-08 d yr n .2673899706964049 1.6648e-09 deg/d Q 2.818789963777145 1.17e-08 au   Orbit Determination Parameters    # obs. used (total)      990      data-arc span      7558 days (20.69 yr)      first obs. used      1999-10-01      last obs. used      2020-06-10      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .52454      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 18:09:17   Additional Information  Earth MOID = .956618 au   Jupiter MOID = 2.63423 au   T_jup = 3.510  [ 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 15.57   n/a E2021B55   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 ] 2021-Apr-16 22:55 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin