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212391 (2006 HG111)
Classification: Main-belt Asteroid          SPK-ID: 2212391
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1172648258424348 4.444e-08  
a 2.181000264812892 9.0588e-09 au
q 1.925245648597304 9.6517e-08 au
i 4.049045486342385 4.8444e-06 deg
node 249.3145493893504 4.8844e-05 deg
peri 341.9027547818765 5.1469e-05 deg
M 188.8485306627457 1.5897e-05 deg
tp 2459759.819725037404
(2022-Jun-29.31972504)
5.217e-05 TDB
period 1176.473107669877
3.22
7.3297e-06
2.007e-08
d
yr
n .3059993446964682 1.9065e-09 deg/d
Q 2.43675488102848 1.0121e-08 au
  Orbit Determination Parameters
   # obs. used (total)      444  
   data-arc span      9570 days (26.20 yr)  
   first obs. used      1994-10-27  
   last obs. used      2021-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52743  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:38:28  

Additional Information
 Earth MOID = .913511 au 
 Jupiter MOID = 2.55422 au 
 T_jup = 3.668 
[ 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 16.74   n/a MPCxxxxx  

212391 (2006 HG111)          Discovered 2006-Apr-26 by LINEAR at Socorro
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2006 HG111 = 2001 XE250 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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