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216730 (2005 GE123)
Classification: Main-belt Asteroid          SPK-ID: 2216730
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1732974442384657 4.3593e-08  
a 2.371247191486768 1.1743e-08 au
q 1.960316113544472 1.0071e-07 au
i 2.269367586214313 4.5089e-06 deg
node 92.82287868068754 0.00011396 deg
peri 189.2272712476072 0.00011496 deg
M 55.08807174180547 1.29e-05 deg
tp 2458996.411402446545
(2020-May-26.91140245)
4.8101e-05 TDB
period 1333.71695171329
3.65
9.907e-06
2.712e-08
d
yr
n .26992233962202 2.005e-09 deg/d
Q 2.782178269429065 1.3778e-08 au
  Orbit Determination Parameters
   # obs. used (total)      333  
   data-arc span      9688 days (26.52 yr)  
   first obs. used      1994-04-12  
   last obs. used      2020-10-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54712  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:56:03  

Additional Information
 Earth MOID = .941987 au 
 Jupiter MOID = 2.35479 au 
 T_jup = 3.523 
[ 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 17.30   n/a E2021B55  

216730 (2005 GE123)          Discovered 2005-Apr-06 by Mt. Lemmon Survey at Mount Lemmon
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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