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212157 (2005 GF5)
Classification: Main-belt Asteroid          SPK-ID: 2212157
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1738077740615396 9.8144e-08  
a 2.594505862671616 2.6764e-08 au
q 2.143560573891048 2.6431e-07 au
i 12.82193655650356 8.0857e-06 deg
node 42.47958951512815 3.8257e-05 deg
peri 134.9395113301897 4.4858e-05 deg
M 244.4980431662618 2.8261e-05 deg
tp 2459490.241889847731
(2021-Oct-02.74188985)
0.00012446 TDB
period 1526.442366677582
4.18
2.362e-05
6.467e-08
d
yr
n .2358425105715372 3.6493e-09 deg/d
Q 3.045451151452184 3.1416e-08 au
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      5799 days (15.88 yr)  
   first obs. used      2003-11-20  
   last obs. used      2019-10-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64777  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:44:01  

Additional Information
 Earth MOID = 1.16488 au 
 Jupiter MOID = 1.96075 au 
 T_jup = 3.362 
[ 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 16.7   n/a MPO494172  

212157 (2005 GF5)          Discovered 2005-Apr-01 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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