+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   160926 (2001 XV172) Classification: Main-belt Asteroid          SPK-ID: 2160926 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 21 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .09539989320124752 4.0354e-08   a 2.394087253202624 1.325e-08 au q 2.165691584932626 9.7072e-08 au i 6.465653984055138 3.7894e-06 deg node 115.9112083362999 4.325e-05 deg peri 77.61033407629978 4.9635e-05 deg M 267.5571575512839 2.6195e-05 deg tp 2459347.939489629051 (2021-May-13.43948963) 0.00010006 TDB period 1353.032998047924 3.70 1.1233e-05 3.075e-08 d yr n .2660688989251457 2.2089e-09 deg/d Q 2.622482921472623 1.4514e-08 au   Orbit Determination Parameters    # obs. used (total)      611      data-arc span      10607 days (29.04 yr)      first obs. used      1991-01-12      last obs. used      2020-01-27      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .51606      source      ORB      producer      Otto Matic      solution date      2020-Feb-24 13:27:43   Additional Information  Earth MOID = 1.17634 au   Jupiter MOID = 2.35322 au   T_jup = 3.515  [ 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 15.9   n/a MPO454067   160926 (2001 XV172)          Discovered 2001-Dec-14 by LINEAR at Socorro Reference: 20070828/Numbers.arc Last Updated: 2007-08-30 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Oct-29 02:59 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin