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277715 (2006 DW31)
Classification: Main-belt Asteroid          SPK-ID: 2277715
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 .04703100303739256 5.7021e-08  
a 2.706756602449063 2.0454e-08 au
q 2.579455124457799 1.5457e-07 au
i 4.673708600609837 4.6708e-06 deg
node 169.9873104091147 7.3918e-05 deg
peri 84.30450308984996 0.00010047 deg
M 352.6059431444393 6.3763e-05 deg
tp 2459033.908157082200
(2020-Jul-03.40815708)
0.00028798 TDB
period 1626.568037618912
4.45
1.8437e-05
5.048e-08
d
yr
n .221324894916166 2.5087e-09 deg/d
Q 2.834058080440327 2.1416e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      8971 days (24.56 yr)  
   first obs. used      1995-12-26  
   last obs. used      2020-07-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52005  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 21:16:18  

Additional Information
 Earth MOID = 1.57017 au 
 Jupiter MOID = 2.17241 au 
 T_jup = 3.358 
[ 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  

277715 (2006 DW31)          Discovered 2006-Feb-20 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Alternate Designations
 2006 DW31 = 2003 SO256 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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