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227345 (2005 UX66)
Classification: Main-belt Asteroid          SPK-ID: 2227345
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1538744536590907 7.2618e-08  
a 2.472665159709813 2.0237e-08 au
q 2.092185159177598 1.8666e-07 au
i 6.549651940649381 7.5797e-06 deg
node 50.42300046178394 5.6373e-05 deg
peri 347.2786225227102 6.2986e-05 deg
M 317.6886281985737 3.1721e-05 deg
tp 2459367.417163741484
(2021-Jun-01.91716374)
0.00012671 TDB
period 1420.189806866736
3.89
1.7435e-05
4.773e-08
d
yr
n .2534872439299099 3.1119e-09 deg/d
Q 2.853145160242029 2.3351e-08 au
  Orbit Determination Parameters
   # obs. used (total)      198  
   data-arc span      6885 days (18.85 yr)  
   first obs. used      2001-10-16  
   last obs. used      2020-08-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60718  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:39:24  

Additional Information
 Earth MOID = 1.09936 au 
 Jupiter MOID = 2.56075 au 
 T_jup = 3.458 
[ 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 17.30   n/a E2021B55  
diameter diameter 1.535 km 0.102 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.099   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

227345 (2005 UX66)          Discovered 2005-Oct-22 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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