+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   11182 (1998 GM6) Classification: Main-belt Asteroid          SPK-ID: 2011182 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 32 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .00580862063571757 3.5936e-08   a 2.711736163025418 1.2637e-08 au q 2.695984716390247 9.833e-08 au i 12.34446838074656 4.0297e-06 deg node 101.7116989215789 2.0817e-05 deg peri 12.03151100213107 0.00039954 deg M 63.21283113940547 0.00039826 deg tp 2458714.100459414985 (2019-Aug-18.60045941) 0.0018046 TDB period 1631.058643509049 4.47 1.1401e-05 3.121e-08 d yr n .2207155465762398 1.5428e-09 deg/d Q 2.727487609660589 1.271e-08 au   Orbit Determination Parameters    # obs. used (total)      1994      data-arc span      14727 days (40.32 yr)      first obs. used      1980-03-16      last obs. used      2020-07-11      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .45056      source      ORB      producer      Otto Matic      solution date      2020-Nov-13 03:01:17   Additional Information  Earth MOID = 1.71059 au   Jupiter MOID = 2.34596 au   T_jup = 3.329  [ 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 13.3   n/a MPO502255   diameter diameter 12.172 km 0.172 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.059   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   11182 (1998 GM6)          Discovered 1998-Apr-02 by LINEAR at Socorro Reference: 19990728/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1998 GM6 = 1980 FO11 = 1984 AE1  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-25 15:25 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin