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216640 (2003 GN42)
Classification: Main-belt Asteroid          SPK-ID: 2216640
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1821457813926902 4.4217e-08  
a 3.134953910545955 2.809e-08 au
q 2.563935280879492 1.4329e-07 au
i 17.29079616967043 4.9167e-06 deg
node 113.0687434496284 1.628e-05 deg
peri 105.5964440806367 2.265e-05 deg
M 48.3203793102598 1.2845e-05 deg
tp 2458928.372143164952
(2020-Mar-19.87214317)
7.3167e-05 TDB
period 2027.426726756181
5.55
2.7249e-05
7.46e-08
d
yr
n .1775649868126128 2.3865e-09 deg/d
Q 3.705972540212419 3.3206e-08 au
  Orbit Determination Parameters
   # obs. used (total)      383  
   data-arc span      6372 days (17.45 yr)  
   first obs. used      2003-02-05  
   last obs. used      2020-07-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55038  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:55:40  

Additional Information
 Earth MOID = 1.61856 au 
 Jupiter MOID = 1.68279 au 
 T_jup = 3.117 
[ 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 15.61   n/a E2021B55  

216640 (2003 GN42)          Discovered 2003-Apr-06 by LONEOS at Anderson Mesa
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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