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541688 (2011 UB405)
Classification: Outer Main-belt Asteroid          SPK-ID: 2541688
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2821439200725263 6.6484e-08  
a 3.940433560203077 5.2006e-08 au
q 2.828664188742041 2.688e-07 au
i 4.710212191962514 7.6821e-06 deg
node 152.6637380695568 9.3995e-05 deg
peri 270.154112508965 0.00010124 deg
M 40.67165004449251 2.3059e-05 deg
tp 2458877.722144384164
(2020-Jan-29.22214438)
0.00018228 TDB
period 2857.027632136506
7.82
5.6561e-05
1.549e-07
d
yr
n .1260050816277158 2.4946e-09 deg/d
Q 5.052202931664114 6.668e-08 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      5902 days (16.16 yr)  
   first obs. used      2004-12-11  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50045  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:24:06  

Additional Information
 Earth MOID = 1.84637 au 
 Jupiter MOID = .470999 au 
 T_jup = 2.985 
[ 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 16.28   n/a MPCxxxxx  

541688 (2011 UB405)          Discovered 2004-Dec-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-12-13

[ show close-approach data ]
Alternate Designations
 2011 UB405 = 2013 CA206 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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