+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   357646 (2005 GK136) Classification: Inner Main-belt Asteroid          SPK-ID: 2357646 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 13 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .153937490922527 6.6599e-08   a 1.984751433718156 1.4754e-08 au q 1.679223777906695 1.2576e-07 au i 20.75768782810122 7.5316e-06 deg node 198.0291819007802 1.1853e-05 deg peri 268.5565532793442 3.1216e-05 deg M 239.2185350773773 3.3422e-05 deg tp 2459343.153683918743 (2021-May-08.65368392) 9.752e-05 TDB period 1021.310068475936 2.80 1.1388e-05 3.118e-08 d yr n .3524884470562549 3.9305e-09 deg/d Q 2.290279089529618 1.7026e-08 au   Orbit Determination Parameters    # obs. used (total)      175      data-arc span      6299 days (17.25 yr)      first obs. used      2002-04-05      last obs. used      2019-07-04      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .5292      source      ORB      producer      Otto Matic      solution date      2020-Feb-26 00:31:53   Additional Information  Earth MOID = .825073 au   Jupiter MOID = 2.95132 au   T_jup = 3.763  [ 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 17.9   n/a MPO423327   357646 (2005 GK136)          Discovered 2005-Apr-10 by Spacewatch at Kitt Peak Reference: 20130327/Numbers.arc Last Updated: 2013-03-29 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Jul-14 22:48 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin