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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1174121729529304 4.4563e-08  
a 2.180748738962634 9.6184e-09 au
q 1.924702290856668 9.6635e-08 au
i 4.049267775813871 4.922e-06 deg
node 249.3121991619664 5.3435e-05 deg
peri 341.9162487975885 5.6466e-05 deg
M 127.6232188419369 1.7352e-05 deg
tp 2458583.501910646600
(2019-Apr-10.00191065)
5.6986e-05 TDB
period 1176.269596781982
3.22
7.782e-06
2.131e-08
d
yr
n .306052286809828 2.0248e-09 deg/d
Q 2.436795187068599 1.0748e-08 au
  Orbit Determination Parameters
   # obs. used (total)      399  
   data-arc span      9493 days (25.99 yr)  
   first obs. used      1994-10-27  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54305  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 04:01:20  

Additional Information
 Earth MOID = .914281 au 
 Jupiter MOID = 2.55534 au 
 T_jup = 3.669 
[ 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 16.7   n/a MPO433388  

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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