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268722 (2006 HG85)
Classification: Main-belt Asteroid          SPK-ID: 2268722
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1380454874072217 5.5388e-08  
a 3.089875821166273 3.5984e-08 au
q 2.663332407405585 1.7032e-07 au
i .3982256638084672 6.5818e-06 deg
node 31.55503052898638 0.00074642 deg
peri 223.3343056548126 0.00074674 deg
M 174.062930608494 2.3504e-05 deg
tp 2458041.289870761423
(2017-Oct-14.78987076)
0.0001263 TDB
period 1983.855179955455
5.43
3.4655e-05
9.488e-08
d
yr
n .1814648587444187 3.1699e-09 deg/d
Q 3.516419234926961 4.0951e-08 au
  Orbit Determination Parameters
   # obs. used (total)      222  
   data-arc span      7231 days (19.80 yr)  
   first obs. used      2000-03-02  
   last obs. used      2019-12-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62031  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:11:19  

Additional Information
 Earth MOID = 1.64859 au 
 Jupiter MOID = 1.53222 au 
 T_jup = 3.210 
[ 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 16.1   n/a MPO454997  

268722 (2006 HG85)          Discovered 2006-Apr-27 by Spacewatch at Kitt Peak
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

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