+ 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 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1667610459566499 3.9128e-08   a 3.182988679224565 2.0348e-08 au q 2.652190157808901 1.1932e-07 au i 4.551988286853892 4.8039e-06 deg node 25.20971717212082 5.2826e-05 deg peri 67.46284602657985 5.496e-05 deg M 191.3769982193268 1.6956e-05 deg tp 2460172.050508274874 (2023-Aug-15.55050827) 0.00010366 TDB period 2074.202091562116 5.68 1.9889e-05 5.445e-08 d yr n .1735607159323989 1.6643e-09 deg/d Q 3.713787200640229 2.3741e-08 au   Orbit Determination Parameters    # obs. used (total)      1097      data-arc span      15272 days (41.81 yr)      first obs. used      1977-10-18      last obs. used      2019-08-11      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .54595      source      ORB      producer      Otto Matic      solution date      2021-Apr-12 23:03:44   Additional Information  Earth MOID = 1.67278 au   Jupiter MOID = 1.51589 au   T_jup = 3.172  [ 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 13.92   n/a MPCxxxxx   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-May-14 02:20 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin