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266228 (2006 XU4)
Classification: Main-belt Asteroid          SPK-ID: 2266228
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1831706655622207 4.7696e-08  
a 2.406199447921797 2.0252e-08 au
q 1.965454293570513 1.1975e-07 au
i 4.387421188105661 6.2037e-06 deg
node 274.0455049343599 7.7961e-05 deg
peri 213.1441346796472 8.3022e-05 deg
M 193.9476006936782 2.9911e-05 deg
tp 2459629.337620192197
(2022-Feb-18.83762019)
0.00011917 TDB
period 1363.313894980693
3.73
1.7211e-05
4.712e-08
d
yr
n .2640624446984736 3.3337e-09 deg/d
Q 2.84694460227308 2.3961e-08 au
  Orbit Determination Parameters
   # obs. used (total)      235  
   data-arc span      6083 days (16.65 yr)  
   first obs. used      2002-11-04  
   last obs. used      2019-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69276  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:36:25  

Additional Information
 Earth MOID = .982452 au 
 Jupiter MOID = 2.22947 au 
 T_jup = 3.496 
[ 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 17.2   n/a MPO433728  

266228 (2006 XU4)          Discovered 2006-Dec-13 by Yeung, W. K. Y. at 7300
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

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