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213517 (2002 GK142)
Classification: Main-belt Asteroid          SPK-ID: 2213517
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09655994884189888 4.2027e-08  
a 2.312914607491727 1.2621e-08 au
q 2.089579691316645 9.8572e-08 au
i 2.971601962202981 4.5803e-06 deg
node 160.4375939419878 8.1914e-05 deg
peri 341.4464271734728 8.5497e-05 deg
M 174.6459912089867 2.3698e-05 deg
tp 2458577.204565299590
(2019-Apr-03.70456530)
8.4086e-05 TDB
period 1284.806796530704
3.52
1.0516e-05
2.879e-08
d
yr
n .2801977705691541 2.2934e-09 deg/d
Q 2.536249523666809 1.384e-08 au
  Orbit Determination Parameters
   # obs. used (total)      486  
   data-arc span      6145 days (16.82 yr)  
   first obs. used      2002-04-13  
   last obs. used      2019-02-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56447  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:43:00  

Additional Information
 Earth MOID = 1.10227 au 
 Jupiter MOID = 2.46552 au 
 T_jup = 3.575 
[ 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 16.77   n/a MPCxxxxx  

213517 (2002 GK142)          Discovered 2002-Apr-13 by NEAT at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2002 GK142 = 2005 AO1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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