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216204 (2006 UD20)
Classification: Main-belt Asteroid          SPK-ID: 2216204
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05408293933390222 6.0046e-08  
a 2.778919549355645 2.8163e-08 au
q 2.628627411954049 1.5752e-07 au
i 2.773821293996665 6.2957e-06 deg
node 326.9660738687485 0.00013361 deg
peri 293.1948695627087 0.00015008 deg
M 144.349884691409 6.8375e-05 deg
tp 2458522.036750037049
(2019-Feb-07.53675004)
0.00032261 TDB
period 1692.04686591065
4.63
2.5722e-05
7.042e-08
d
yr
n .2127600643060499 3.2343e-09 deg/d
Q 2.929211686757241 2.9686e-08 au
  Orbit Determination Parameters
   # obs. used (total)      177  
   data-arc span      6141 days (16.81 yr)  
   first obs. used      2004-03-15  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53482  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:53:52  

Additional Information
 Earth MOID = 1.61305 au 
 Jupiter MOID = 2.10318 au 
 T_jup = 3.330 
[ 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 16.68   n/a MPCxxxxx  

216204 (2006 UD20)          Discovered 2006-Oct-16 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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