+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   11973 (1994 VN) Classification: Main-belt Asteroid          SPK-ID: 2011973 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 17 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1681651615968019 3.9365e-08   a 3.179134474090889 2.0636e-08 au q 2.644514811517431 1.2006e-07 au i 4.555262188217775 4.8068e-06 deg node 25.29601035308813 5.3914e-05 deg peri 67.31711768848942 5.5959e-05 deg M 156.7013990610307 1.6613e-05 deg tp 2458099.277246836269 (2017-Dec-11.77724684) 9.0836e-05 TDB period 2070.435829437508 5.67 2.0159e-05 5.519e-08 d yr n .1738764345561988 1.693e-09 deg/d Q 3.713754136664347 2.4106e-08 au   Orbit Determination Parameters    # obs. used (total)      1092      data-arc span      15272 days (41.81 yr)      first obs. used      1977-10-18      last obs. used      2019-08-11      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .54717      source      ORB      producer      Otto Matic      solution date      2020-Nov-13 02:56:03   Additional Information  Earth MOID = 1.66536 au   Jupiter MOID = 1.51672 au   T_jup = 3.173  [ 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 14.0   n/a MPO473928   diameter diameter 8.098 km 0.239 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.089   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   11973 (1994 VN)          Discovered 1994-Nov-01 by Kobayashi, T. at Oizumi Reference: 19991026/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1994 VN = 1977 UP3 = 2008 JR39  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-25 15:29 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin