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312420 (2008 GU26)
Classification: Main-belt Asteroid          SPK-ID: 2312420
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1731091474728606 6.6676e-08  
a 3.105049595604752 5.2434e-08 au
q 2.567537107248663 2.2889e-07 au
i 18.52712281806811 7.0657e-06 deg
node 89.77109458263261 2.7018e-05 deg
peri 175.4411606896738 3.6619e-05 deg
M 33.92312991673122 2.4737e-05 deg
tp 2458812.180776940810
(2019-Nov-24.68077694)
0.00013599 TDB
period 1998.486592119298
5.47
5.0622e-05
1.386e-07
d
yr
n .1801363098554679 4.5629e-09 deg/d
Q 3.642562083960841 6.1511e-08 au
  Orbit Determination Parameters
   # obs. used (total)      251  
   data-arc span      5399 days (14.78 yr)  
   first obs. used      2004-09-20  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56102  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:46:12  

Additional Information
 Earth MOID = 1.55198 au 
 Jupiter MOID = 1.47365 au 
 T_jup = 3.119 
[ 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 15.2   n/a MPO258226  

312420 (2008 GU26)          Discovered 2008-Apr-01 by CSS at Catalina
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

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