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531017 (2012 BA155)
Classification: TransNeptunian Object          SPK-ID: 2531017
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3742615011060345 2.9034e-05  
a 55.06770448878041 0.0027123 au
q 34.45798274434595 0.00071722 au
i 14.37762629161381 2.1527e-05 deg
node 228.5472446410797 0.00043007 deg
peri 341.5752996957033 0.0033408 deg
M 335.8163157424836 0.0027459 deg
tp 2469027.334575427647
(2047-Nov-12.83457543)
0.45587 TDB
period 149260.1544378852
408.65
11.028
0.03019
d
yr
n .002411896204688803 1.7819e-07 deg/d
Q 75.67742623321489 0.0037274 au
  Orbit Determination Parameters
   # obs. used (total)      99  
   data-arc span      6617 days (18.12 yr)  
   first obs. used      2001-12-15  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .63973  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 20:04:33  

Additional Information
 Earth MOID = 33.456 au 
 Jupiter MOID = 29.0399 au 
 T_jup = 5.939 
[ 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 6.1   n/a E2018W58  

531017 (2012 BA155)          Discovered 2010-Nov-23 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2019-05-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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