+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   190767 (2001 QV158) Classification: Main-belt Asteroid          SPK-ID: 2190767 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1894984414092199 3.8852e-08   a 2.285983282242475 1.141e-08 au q 1.852793013169994 8.823e-08 au i 4.931724092416944 6.5174e-06 deg node 332.4037853516035 5.8776e-05 deg peri 324.3361177766265 6.2103e-05 deg M 238.8364371158355 2.4061e-05 deg tp 2459625.391004536113 (2022-Feb-14.89100454) 8.6543e-05 TDB period 1262.432021574301 3.46 9.4515e-06 2.588e-08 d yr n .2851638692997236 2.135e-09 deg/d Q 2.719173551314958 1.3572e-08 au   Orbit Determination Parameters    # obs. used (total)      339      data-arc span      7651 days (20.95 yr)      first obs. used      2000-04-03      last obs. used      2021-03-15      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .53898      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 22:09:02   Additional Information  Earth MOID = .837772 au   Jupiter MOID = 2.49766 au   T_jup = 3.573  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.8   n/a MPO433260   190767 (2001 QV158)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa Reference: 20080917/Numbers.arc Last Updated: 2008-09-19 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-15 15:23 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin