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442460 (2011 UW263)
Classification: Main-belt Asteroid          SPK-ID: 2442460
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1343151431218352 8.8918e-08  
a 2.681144182957307 4.1728e-08 au
q 2.321025918293121 2.5788e-07 au
i 12.32762086954434 7.2576e-06 deg
node 77.44020176420008 2.9929e-05 deg
peri 307.3240001072847 3.8838e-05 deg
M 356.1896369002976 2.8505e-05 deg
tp 2459017.472372041091
(2020-Jun-16.97237204)
0.00012719 TDB
period 1603.535877006064
4.39
3.7435e-05
1.025e-07
d
yr
n .2245038637190646 5.2411e-09 deg/d
Q 3.041262447621494 4.7333e-08 au
  Orbit Determination Parameters
   # obs. used (total)      141  
   data-arc span      7533 days (20.62 yr)  
   first obs. used      1998-11-20  
   last obs. used      2019-07-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58614  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:43:14  

Additional Information
 Earth MOID = 1.3495 au 
 Jupiter MOID = 2.42116 au 
 T_jup = 3.331 
[ 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 16.3   n/a MPO440832  

442460 (2011 UW263)          Discovered 2011-Oct-18 by CSS at Catalina
Reference: Last Updated: 2015-09-02

Alternate Designations
 2011 UW263 = 2011 WD157 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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