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216818 (2006 UQ231)
Classification: Main-belt Asteroid          SPK-ID: 2216818
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03084115126280203 5.6285e-08  
a 2.695457215642154 2.2756e-08 au
q 2.612326211932123 1.5315e-07 au
i 6.60564797064154 5.8573e-06 deg
node 57.44394166129424 5.3191e-05 deg
peri 262.1878574549725 0.000116 deg
M 134.4244049734714 0.00010242 deg
tp 2458596.936854792317
(2019-Apr-23.43685479)
0.00046165 TDB
period 1616.393483888931
4.43
2.0469e-05
5.604e-08
d
yr
n .22271804705242 2.8204e-09 deg/d
Q 2.778588219352185 2.3458e-08 au
  Orbit Determination Parameters
   # obs. used (total)      245  
   data-arc span      7570 days (20.73 yr)  
   first obs. used      2000-04-27  
   last obs. used      2021-01-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54275  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:56:23  

Additional Information
 Earth MOID = 1.60703 au 
 Jupiter MOID = 2.29962 au 
 T_jup = 3.360 
[ 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 16.48   n/a MPCxxxxx  

216818 (2006 UQ231)          Discovered 2006-Oct-21 by NEAT at Palomar
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

[ show close-approach data ]
Alternate Designations
 2006 UQ231 = 2000 HM98 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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