+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   101051 (1998 QK106) Classification: Main-belt Asteroid          SPK-ID: 2101051 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 25 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2379915160169054 3.4255e-08   a 2.388414274149053 9.2405e-09 au q 1.819991940167903 8.03e-08 au i 4.716920384128099 3.6976e-06 deg node 34.67970925387824 4.8733e-05 deg peri 255.9766781115464 4.9748e-05 deg M 49.50699118804496 7.9043e-06 deg tp 2459015.092650345390 (2020-Jun-14.59265035) 2.9845e-05 TDB period 1348.226670090539 3.69 7.8242e-06 2.142e-08 d yr n .2670174147911082 1.5496e-09 deg/d Q 2.956836608130203 1.144e-08 au   Orbit Determination Parameters    # obs. used (total)      808      data-arc span      8176 days (22.38 yr)      first obs. used      1998-08-25      last obs. used      2021-01-12      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .56419      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 15:34:58   Additional Information  Earth MOID = .809071 au   Jupiter MOID = 2.25231 au   T_jup = 3.490  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.23   n/a E2021B55   diameter diameter 2.426 km 0.457 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)   geometric albedo albedo 0.099   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)   101051 (1998 QK106)          Discovered 1998-Aug-25 by Elst, E. W. at La Silla Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ show close-approach data ] Alternate Designations  1998 QK106 = 2001 FQ154  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-18 07:10 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin