+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   160520 (1995 GM2) Classification: Main-belt Asteroid          SPK-ID: 2160520 [ 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 21 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1449935840811878 5.0788e-08   a 2.431691743116302 1.1923e-08 au q 2.079112041901238 1.2318e-07 au i 3.215644044668284 5.0088e-06 deg node 79.24440441234619 9.6662e-05 deg peri 154.3665827127888 9.8224e-05 deg M 251.5415732030245 1.906e-05 deg tp 2459617.774655197383 (2022-Feb-07.27465520) 7.4733e-05 TDB period 1385.036463346958 3.79 1.0187e-05 2.789e-08 d yr n .2599209548101394 1.9117e-09 deg/d Q 2.784271444331366 1.3652e-08 au   Orbit Determination Parameters    # obs. used (total)      354      data-arc span      9446 days (25.86 yr)      first obs. used      1995-04-02      last obs. used      2021-02-10      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .59659      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 20:01:41   Additional Information  Earth MOID = 1.06707 au   Jupiter MOID = 2.208 au   T_jup = 3.490  [ 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 16.5   n/a MPO348376   160520 (1995 GM2)          Discovered 1995-Apr-02 by Spacewatch at Kitt Peak Reference: 20070828/Numbers.arc Last Updated: 2007-08-30 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Apr-20 15:12 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin