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277781 (2006 DK209)
Classification: Main-belt Asteroid          SPK-ID: 2277781
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1691881151882228 7.0219e-08  
a 2.80787523500236 2.4512e-08 au
q 2.332816116308623 1.999e-07 au
i 5.712526908201569 7.9074e-06 deg
node 150.0895587485057 4.9906e-05 deg
peri 188.2764619415852 5.1702e-05 deg
M 218.2136374421625 1.5032e-05 deg
tp 2459677.357268356483
(2022-Apr-07.85726836)
7.5795e-05 TDB
period 1718.561730567965
4.71
2.2504e-05
6.161e-08
d
yr
n .2094774913212016 2.7431e-09 deg/d
Q 3.282934353696097 2.8659e-08 au
  Orbit Determination Parameters
   # obs. used (total)      169  
   data-arc span      6056 days (16.58 yr)  
   first obs. used      2003-09-22  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59076  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 16:29:36  

Additional Information
 Earth MOID = 1.32386 au 
 Jupiter MOID = 2.10659 au 
 T_jup = 3.294 
[ 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 16.5   n/a MPO423067  

277781 (2006 DK209)          Discovered 2006-Feb-27 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

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