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6668 (1994 GY8)
Classification: Main-belt Asteroid          SPK-ID: 2006668
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1521591422879298 3.5299e-08  
a 2.748597991266248 1.3877e-08 au
q 2.330373678420849 9.4723e-08 au
i 8.077418847522555 4.5191e-06 deg
node 351.8445231504409 2.7773e-05 deg
peri 285.1383600937002 3.2354e-05 deg
M 204.0179643770285 1.8847e-05 deg
tp 2459721.669493231350
(2022-May-22.16949323)
8.882e-05 TDB
period 1664.428961491586
4.56
1.2605e-05
3.451e-08
d
yr
n .2162903964837191 1.638e-09 deg/d
Q 3.166822304111648 1.5988e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2205  
   data-arc span      13700 days (37.51 yr)  
   first obs. used      1982-10-21  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44022  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 02:36:49  

Additional Information
 Earth MOID = 1.33034 au 
 Jupiter MOID = 2.04117 au 
 T_jup = 3.316 
[ 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 12.6   n/a MPO365329  

6668 (1994 GY8)          Discovered 1994-Apr-11 by Ueda, S., Kaneda, H. at Kushiro
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1994 GY8 = 1982 UP9 = 1985 GQ1 = 1987 YT4 = 1989 EQ11 = 1995 QP2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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