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295233 (2008 GW13)
Classification: Outer Main-belt Asteroid          SPK-ID: 2295233
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06315151051653722 9.2713e-08  
a 3.254648996227994 3.715e-08 au
q 3.049112995915064 3.0906e-07 au
i 2.364438662046392 6.6547e-06 deg
node 80.10150236337881 0.00016169 deg
peri 154.8432957878955 0.00016878 deg
M 342.773112746046 4.6317e-05 deg
tp 2459103.126371634392
(2020-Sep-10.62637163)
0.00027546 TDB
period 2144.641294956005
5.87
3.6719e-05
1.005e-07
d
yr
n .1678602388411928 2.874e-09 deg/d
Q 3.460184996540923 3.9496e-08 au
  Orbit Determination Parameters
   # obs. used (total)      172  
   data-arc span      9270 days (25.38 yr)  
   first obs. used      1995-01-07  
   last obs. used      2020-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58647  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 19:50:09  

Additional Information
 Earth MOID = 2.03771 au 
 Jupiter MOID = 1.52567 au 
 T_jup = 3.176 
[ 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 16.2   n/a MPO471113  

295233 (2008 GW13)          Discovered 2008-Apr-03 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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