+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   175716 (1996 XW24) Classification: Main-belt Asteroid          SPK-ID: 2175716 [ 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 .09548255011486151 6.4709e-08   a 2.932117282569947 2.8463e-08 au q 2.652151247194311 1.9743e-07 au i 13.1169508026161 6.9728e-06 deg node 37.00231132694339 2.9782e-05 deg peri 9.490058318356933 5.0179e-05 deg M 295.5261247761309 4.3879e-05 deg tp 2459528.936720662909 (2021-Nov-10.43672066) 0.00022654 TDB period 1833.877970388759 5.02 2.6703e-05 7.311e-08 d yr n .196305319008595 2.8584e-09 deg/d Q 3.212083317945584 3.118e-08 au   Orbit Determination Parameters    # obs. used (total)      292      data-arc span      10484 days (28.70 yr)      first obs. used      1991-12-03      last obs. used      2020-08-16      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .58398      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 21:06:31   Additional Information  Earth MOID = 1.661 au   Jupiter MOID = 2.21247 au   T_jup = 3.230  [ 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 15.76   n/a E2021B55   175716 (1996 XW24)          Discovered 1996-Dec-09 by Spacewatch at Kitt Peak Reference: 20080221/Numbers.arc Last Updated: 2008-02-22 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-15 13:37 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin