+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   20702 (1999 VF195) Classification: Main-belt Asteroid          SPK-ID: 2020702 [ 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 25 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .09927925443748531 3.3589e-08   a 3.106771052289601 1.9537e-08 au q 2.798333138510328 1.0036e-07 au i 4.542597532893514 3.9844e-06 deg node 99.41237303490819 5.7366e-05 deg peri 159.93678599526 6.4246e-05 deg M 71.68128409503899 2.7332e-05 deg tp 2458802.241019536557 (2019-Nov-14.74101954) 0.00015319 TDB period 2000.14878049265 5.48 1.8867e-05 5.166e-08 d yr n .179986610751691 1.6978e-09 deg/d Q 3.415208966068874 2.1476e-08 au   Orbit Determination Parameters    # obs. used (total)      1550      data-arc span      9143 days (25.03 yr)      first obs. used      1995-12-22      last obs. used      2021-01-02      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .45823      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 03:27:31   Additional Information  Earth MOID = 1.78183 au   Jupiter MOID = 1.63885 au   T_jup = 3.208  [ 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 13.71   n/a E2021B10   diameter diameter 9.727 km 0.200 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.074   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   20702 (1999 VF195)          Discovered 1999-Nov-03 by CSS at Catalina Reference: 20010109/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1999 VF195 = 1997 GS41  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-21 12:08 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin