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277771 (2006 DH177)
Classification: Main-belt Asteroid          SPK-ID: 2277771
[ 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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05680202185959458 5.5066e-08  
a 2.748970620713686 2.4091e-08 au
q 2.592823531424524 1.5743e-07 au
i 3.796393907771966 6.5544e-06 deg
node 5.357928951107239 6.2825e-05 deg
peri 23.07399383924189 7.7252e-05 deg
M 179.7501854230248 4.5846e-05 deg
tp 2458169.271508667934
(2018-Feb-19.77150867)		 0.00020949 TDB
period 1664.767444747308
4.56		 2.1884e-05
5.992e-08		 d
yr
n .2162464199644676 2.8427e-09 deg/d
Q 2.905117710002848 2.546e-08 au
   Orbit Determination Parameters
   # obs. used (total)      215  
   data-arc span      7528 days (20.61 yr)  
   first obs. used      1999-10-06  
   last obs. used      2020-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61551  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 21:15:53  

Additional Information
 Earth MOID = 1.59741 au 
 Jupiter MOID = 2.34864 au 
 T_jup = 3.341 
[ 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 MPO427525  

277771 (2006 DH177)          Discovered 2006-Feb-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Alternate Designations
 2006 DH177 = 2008 SX212 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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