+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   14131 (1998 QN105) Classification: Main-belt Asteroid          SPK-ID: 2014131 [ 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 37 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1521865830828192 3.5104e-08   a 2.316125590721214 6.6112e-09 au q 1.963642351078676 8.1571e-08 au i 4.996905497077913 3.4039e-06 deg node 42.36423874641736 5.2973e-05 deg peri 338.2371523199443 5.4868e-05 deg M 92.56989511254217 1.4761e-05 deg tp 2458869.438365129866 (2020-Jan-20.93836513) 5.2446e-05 TDB period 1287.483240726935 3.52 5.5126e-06 1.509e-08 d yr n .2796152902128169 1.1972e-09 deg/d Q 2.668608830363752 7.6174e-09 au   Orbit Determination Parameters    # obs. used (total)      1763      data-arc span      16392 days (44.88 yr)      first obs. used      1976-05-03      last obs. used      2021-03-20      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .46236      source      ORB      producer      Otto Matic      solution date      2021-May-04 01:40:46   Additional Information  Earth MOID = .966228 au   Jupiter MOID = 2.78864 au   T_jup = 3.560  [ 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 14.62   n/a MPCxxxxx   diameter diameter 2.593 km 0.168 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.416   0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   14131 (1998 QN105)          Discovered 1998-Aug-25 by Elst, E. W. at La Silla Reference: 20000320/Numbers.arc Last Updated: 2004-04-19 Alternate Designations  1998 QN105 = 1976 JV4 = 1991 RD17  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-May-16 10:40 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin