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541634 (2011 UG186)
Classification: Inner Main-belt Asteroid          SPK-ID: 2541634
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02916267740999105 7.9379e-08  
a 1.92722226661976 1.459e-08 au
q 1.871019305360976 1.4789e-07 au
i 21.11104384130432 1.1349e-05 deg
node 49.23870065382804 1.5736e-05 deg
peri 214.6998953830943 0.00044396 deg
M 281.3187660365516 0.00045171 deg
tp 2459414.082072109097
(2021-Jul-18.58207211)
0.0012252 TDB
period 977.2285217971314
2.68
1.1097e-05
3.038e-08
d
yr
n .3683887565397262 4.1832e-09 deg/d
Q 1.983425227878544 1.5015e-08 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      5896 days (16.14 yr)  
   first obs. used      2003-10-29  
   last obs. used      2019-12-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .68462  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:56  

Additional Information
 Earth MOID = .866571 au 
 Jupiter MOID = 3.01393 au 
 T_jup = 3.835 
[ 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 18.4   .36658 MPO528803 autocmod 2.8

541634 (2011 UG186)          Discovered 2003-Oct-29 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-12-13

Alternate Designations
 2011 UG186 = 2015 AU44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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