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JPL Small-Body Database Browser
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530839 (2011 UK411)
Classification: TransNeptunian Object          SPK-ID: 2530839
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2310187722402491 2.0893e-05  
a 42.24068663724771 0.0011817 au
q 32.48229507172564 0.00027494 au
i 13.43767389273059 6.7962e-05 deg
node 219.271813653986 2.3506e-05 deg
peri 209.8265690138826 0.0036759 deg
M 346.9645684789258 0.0021522 deg
tp 2462631.429298357206
(2030-May-09.92929836)
0.58031 TDB
period 100275.510273317
274.54
4.2078
0.01152
d
yr
n .003590108881209001 1.5065e-07 deg/d
Q 51.99907820276977 0.0014547 au
  Orbit Determination Parameters
   # obs. used (total)      192  
   data-arc span      3362 days (9.20 yr)  
   first obs. used      2008-10-29  
   last obs. used      2018-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .52138  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 11:12:34  

Additional Information
 Earth MOID = 31.5033 au 
 Jupiter MOID = 27.4542 au 
 T_jup = 5.516 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 6.9   n/a E2018X68  

530839 (2011 UK411)          Discovered 2010-Oct-07 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2019-05-29

Alternate Designations
 2011 UK411 = 2010 TO182 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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