+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   175961 (2000 JK1) Classification: Main-belt Asteroid          SPK-ID: 2175961 [ 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 19 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .3474806632197465 5.6322e-08   a 2.646333584029413 1.4306e-08 au q 1.726783835150184 1.5152e-07 au i 28.86200564622219 6.1066e-06 deg node 176.1337437412227 1.1232e-05 deg peri 113.81426267 1.4367e-05 deg M 266.1412593998275 9.5902e-06 deg tp 2459610.456268258173 (2022-Jan-30.95626826) 4.3596e-05 TDB period 1572.408234216931 4.31 1.275e-05 3.491e-08 d yr n .2289481778116497 1.8565e-09 deg/d Q 3.565883332908642 1.9277e-08 au   Orbit Determination Parameters    # obs. used (total)      634      data-arc span      8891 days (24.34 yr)      first obs. used      1996-09-13      last obs. used      2021-01-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .54134      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 11:34:07   Additional Information  Earth MOID = .866173 au   Jupiter MOID = 2.40387 au   T_jup = 3.138  [ 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 15.1   n/a MPO379585   175961 (2000 JK1)          Discovered 2000-May-02 by LINEAR at Socorro Reference: 20080221/Numbers.arc Last Updated: 2008-02-22 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-12 23:31 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin