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447199 (2005 SX216)
Classification: Main-belt Asteroid          SPK-ID: 2447199
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2084812212796664 2.8608e-07  
a 2.885474903814835 5.5024e-08 au
q 2.28390757189569 7.9369e-07 au
i 9.220349544324515 2.1404e-05 deg
node 36.99882984260992 5.272e-05 deg
peri 357.0366248070695 6.3207e-05 deg
M 350.1178395472647 3.9326e-05 deg
tp 2459049.644370820904
(2020-Jul-19.14437082)
0.00019662 TDB
period 1790.294094104518
4.90
5.121e-05
1.402e-07
d
yr
n .2010842806137208 5.7519e-09 deg/d
Q 3.48704223573398 6.6496e-08 au
  Orbit Determination Parameters
   # obs. used (total)      172  
   data-arc span      4650 days (12.73 yr)  
   first obs. used      2005-09-23  
   last obs. used      2018-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59096  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:14:30  

Additional Information
 Earth MOID = 1.29058 au 
 Jupiter MOID = 1.95319 au 
 T_jup = 3.241 
[ 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 MPO456118  
diameter diameter 2.750 km 0.368 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.064   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

447199 (2005 SX216)          Discovered 2005-Sep-30 by NEAT at Palomar
Reference: Last Updated: 2015-10-28

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