+ 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 2459396.5 (2021-Jul-01.0) TDB Reference: JPL 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1647085664363413 3.8406e-08   a 3.188433512059133 2.0209e-08 au q 2.663271199110285 1.1777e-07 au i 4.551811863996098 4.6969e-06 deg node 25.0529269256412 5.2764e-05 deg peri 67.49794389775904 5.493e-05 deg M 225.4061403013877 1.7343e-05 deg tp 2460173.976411031096 (2023-Aug-17.47641103) 0.00010524 TDB period 2079.526574228113 5.69 1.9771e-05 5.413e-08 d yr n .1731163258318189 1.6459e-09 deg/d Q 3.713595825007982 2.3538e-08 au   Orbit Determination Parameters    # obs. used (total)      1106      data-arc span      15965 days (43.71 yr)      first obs. used      1977-10-18      last obs. used      2021-07-04      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .54644      source      ORB      producer      Otto Matic      solution date      2021-Jul-09 13:53:18   Additional Information  Earth MOID = 1.68418 au   Jupiter MOID = 1.5162 au   T_jup = 3.171  [ 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-Jul-28 15:18 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin