+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   136006 (2002 VR56) Classification: Main-belt Asteroid          SPK-ID: 2136006 [ 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 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2968877206782821 7.3807e-08   a 2.574180197273118 1.909e-08 au q 1.809937705889532 1.9944e-07 au i 15.15123223115481 6.3672e-06 deg node 187.0174499395371 1.7389e-05 deg peri 154.6399109824444 1.9487e-05 deg M 132.8222223778473 1.0478e-05 deg tp 2458443.923217040819 (2018-Nov-21.42321704) 3.9333e-05 TDB period 1508.54004908386 4.13 1.6781e-05 4.594e-08 d yr n .2386413275660987 2.6547e-09 deg/d Q 3.338422688656705 2.4758e-08 au   Orbit Determination Parameters    # obs. used (total)      537      data-arc span      6440 days (17.63 yr)      first obs. used      2001-03-20      last obs. used      2018-11-06      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51311      source      ORB      producer      Otto Matic      solution date      2019-Jul-13 11:47:23   Additional Information  Earth MOID = .814412 au   Jupiter MOID = 2.15509 au   T_jup = 3.318  [ hide covariance matrix ] Orbital Elements at Epoch 2456514.5 (2013-Aug-10.0) TDB Reference: JPL 16 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2995692392677972 7.425e-08   q 1.801296555606053 2.0096e-07 au tp 2456934.234971303906 (2014-Oct-03.73497130) 2.8675e-05 TDB node 187.0890219880025 1.7388e-05 deg peri 154.316514392726 1.9388e-05 deg i 15.15959343927398 6.3798e-06 deg   Orbit Determination Parameters    # obs. used (total)      537      data-arc span      6440 days (17.63 yr)      first obs. used      2001-03-20      last obs. used      2018-11-06      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51311      source      ORB      producer      Otto Matic      solution date      2019-Jul-13 11:47:23   Additional Information  Jupiter MOID = 2.15509 au   T_jup = 3.318  Orbit Covariance (6×6)   e q tp node peri i e 5.513050610853586E-15 -1.490387314004851E-14 -7.615423375183341E-13 9.436390707632535E-15 -1.052003285264035E-13 -5.121236839504527E-14 q -1.490387314004851E-14 4.038366618386867E-14 2.109878359112633E-12 -2.55723138371614E-14 2.860768252835056E-13 1.397181162688522E-13 tp -7.615423375183341E-13 2.109878359112633E-12 8.222608609778126E-10 2.661423540934919E-12 2.5151353918544E-10 1.004240222561817E-11 node 9.436390707632535E-15 -2.55723138371614E-14 2.661423540934919E-12 3.023428677635938E-10 -2.899615653122621E-10 -4.239626385176208E-11 peri -1.052003285264035E-13 2.860768252835056E-13 2.5151353918544E-10 -2.899615653122621E-10 3.758854233281377E-10 4.246911320759905E-11 i -5.121236839504527E-14 1.397181162688522E-13 1.004240222561817E-11 -4.239626385176208E-11 4.246911320759905E-11 4.070144060111584E-11 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.0   n/a MPO453844   diameter diameter 1.445 km 0.233 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.444   0.219 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   136006 (2002 VR56)          Discovered 2002-Nov-06 by LONEOS at Anderson Mesa Reference: 20060907/Numbers.arc Last Updated: 2006-09-10 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-20 21:10 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin