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216741 (2005 KG11)
Classification: Main-belt Asteroid          SPK-ID: 2216741
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1740954746718334 5.9774e-08  
a 2.620313546753466 2.4713e-08 au
q 2.164128816042386 1.5222e-07 au
i 34.25180674627503 7.0178e-06 deg
node 108.914601741934 8.2926e-06 deg
peri 198.9617222045317 1.6173e-05 deg
M 197.7058286315156 1.4694e-05 deg
tp 2459898.939418569415
(2022-Nov-15.43941857)
6.6735e-05 TDB
period 1549.274311978253
4.24
2.1917e-05
6.001e-08
d
yr
n .2323668553829694 3.2872e-09 deg/d
Q 3.076498277464546 2.9015e-08 au
  Orbit Determination Parameters
   # obs. used (total)      268  
   data-arc span      7202 days (19.72 yr)  
   first obs. used      2001-06-15  
   last obs. used      2021-03-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60389  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:56:06  

Additional Information
 Earth MOID = 1.15759 au 
 Jupiter MOID = 2.17713 au 
 T_jup = 3.141 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.76   n/a MPCxxxxx  
diameter diameter 2.176 km 0.339 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.235   0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

216741 (2005 KG11)          Discovered 2005-May-30 by CSS at Catalina
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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