+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   190965 (2001 XF5) Classification: Main-belt Asteroid          SPK-ID: 2190965 [ 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 .219221440136945 4.5381e-08   a 2.358702834051915 7.9232e-09 au q 1.84162460191596 1.0942e-07 au i 1.671689410805498 4.9312e-06 deg node 157.5048017495167 0.00017662 deg peri 276.864377997677 0.00017736 deg M 86.26122258836898 1.3774e-05 deg tp 2458883.454656838859 (2020-Feb-03.95465684) 5.037e-05 TDB period 1323.14752925146 3.62 6.6669e-06 1.825e-08 d yr n .2720785037505695 1.3709e-09 deg/d Q 2.875781066187869 9.6601e-09 au   Orbit Determination Parameters    # obs. used (total)      535      data-arc span      8617 days (23.59 yr)      first obs. used      1997-08-11      last obs. used      2021-03-15      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .55366      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 22:09:50   Additional Information  Earth MOID = .857059 au   Jupiter MOID = 2.40285 au   T_jup = 3.519  [ 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 16.98   n/a E2021B55   190965 (2001 XF5)          Discovered 2001-Dec-05 by NEAT at Haleakala Reference: 20080917/Numbers.arc Last Updated: 2008-09-19 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-23 04:26 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin