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214469 (2005 SG213)
Classification: Main-belt Asteroid          SPK-ID: 2214469
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1893222017858216 5.2223e-08  
a 3.125485966038904 3.669e-08 au
q 2.533762081297733 1.66e-07 au
i 16.29342088338178 8.8289e-06 deg
node 210.8378118378622 1.7962e-05 deg
peri 84.54498102421122 2.9514e-05 deg
M 237.3672909715673 2.313e-05 deg
tp 2459288.009301250204
(2021-Mar-14.50930125)
0.00013493 TDB
period 2018.249049629076
5.53
3.5538e-05
9.73e-08
d
yr
n .1783724362789432 3.1409e-09 deg/d
Q 3.717209850780075 4.3636e-08 au
  Orbit Determination Parameters
   # obs. used (total)      384  
   data-arc span      7621 days (20.87 yr)  
   first obs. used      1998-05-23  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56656  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:47:32  

Additional Information
 Earth MOID = 1.58271 au 
 Jupiter MOID = 1.72032 au 
 T_jup = 3.126 
[ 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 14.9   n/a MPO433402  
diameter diameter 5.537 km 0.169 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

214469 (2005 SG213)          Discovered 2005-Sep-30 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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