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541641 (2011 UE198)
Classification: Inner Main-belt Asteroid          SPK-ID: 2541641
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09476116413330202 2.3502e-07  
a 1.916347394097263 3.4295e-08 au
q 1.734752084148787 4.682e-07 au
i 20.10484537946637 9.8114e-06 deg
node 328.3055356996197 2.3332e-05 deg
peri 11.28180615880795 7.3135e-05 deg
M 198.861025159931 7.1846e-05 deg
tp 2459634.218436140269
(2022-Feb-23.71843614)
0.00018609 TDB
period 968.9687871321335
2.65
2.6011e-05
7.121e-08
d
yr
n .3715289953410115 9.9732e-09 deg/d
Q 2.09794270404574 3.7544e-08 au
  Orbit Determination Parameters
   # obs. used (total)      89  
   data-arc span      3571 days (9.78 yr)  
   first obs. used      2010-02-15  
   last obs. used      2019-11-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44839  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:56  

Additional Information
 Earth MOID = .724311 au 
 Jupiter MOID = 3.25737 au 
 T_jup = 3.850 
[ 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   n/a MPO437976  

541641 (2011 UE198)          Discovered 2011-Oct-22 by Astronomical Research Observatory at Westfield
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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