+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   187493 (2006 SQ275) Classification: Main-belt Asteroid          SPK-ID: 2187493 [ 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 18 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .05419105131521786 4.5889e-08   a 2.683989997206097 2.1085e-08 au q 2.53854175753797 1.2845e-07 au i 8.726544658338263 6.0807e-06 deg node 201.7627880107616 2.8621e-05 deg peri 243.3673622994812 6.662e-05 deg M 42.13253273544273 5.7619e-05 deg tp 2459012.531605310975 (2020-Jun-12.03160531) 0.00025702 TDB period 1606.08958670849 4.40 1.8925e-05 5.181e-08 d yr n .2241468987653309 2.6412e-09 deg/d Q 2.829438236874224 2.2227e-08 au   Orbit Determination Parameters    # obs. used (total)      407      data-arc span      6116 days (16.74 yr)      first obs. used      2004-04-15      last obs. used      2021-01-12      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52975      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 11:56:49   Additional Information  Earth MOID = 1.56711 au   Jupiter MOID = 2.31112 au   T_jup = 3.356  [ 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 15.9   n/a MPO503000   diameter diameter 3.949 km 0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.049   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   187493 (2006 SQ275)          Discovered 2006-Sep-28 by Bickel, W. at Bergisch Gladbach Reference: 20080520/Numbers.arc Last Updated: 2008-05-22 [ show close-approach data ] Alternate Designations  2006 SQ275 = 2004 GK31  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-12 13:57 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin