+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   15162 (2000 GN2) Classification: Main-belt Asteroid          SPK-ID: 2015162 [ 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 31 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .07971433133023829 3.2056e-08   a 2.357902515510685 7.1266e-09 au q 2.169943893144864 7.5891e-08 au i 6.328824066900732 4.0522e-06 deg node 189.9997788074275 3.2897e-05 deg peri 251.2639750087897 4.2488e-05 deg M 13.08652691367542 2.6618e-05 deg tp 2459152.426128592605 (2020-Oct-29.92612859) 9.7754e-05 TDB period 1322.474161465785 3.62 5.9957e-06 1.642e-08 d yr n .2722170387064413 1.2341e-09 deg/d Q 2.545861137876506 7.6947e-09 au   Orbit Determination Parameters    # obs. used (total)      1857      data-arc span      10680 days (29.24 yr)      first obs. used      1991-12-07      last obs. used      2021-03-04      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .4818      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 00:50:33   Additional Information  Earth MOID = 1.19459 au   Jupiter MOID = 2.61861 au   T_jup = 3.541  [ 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 14.35   n/a E2021B10   diameter diameter 3.064 km 0.095 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.431   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   15162 (2000 GN2)          Discovered 2000-Apr-05 by Stafford, T. at Zeno Reference: 20000523/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  2000 GN2 = 1991 XR2 = 1999 AN23  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-22 18:59 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin