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541687 (2011 UE402)
Classification: Inner Main-belt Asteroid          SPK-ID: 2541687
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06071481860815221 1.5267e-07  
a 1.934280803799094 1.7053e-08 au
q 1.816841295659201 2.8987e-07 au
i 23.36313700264661 1.1736e-05 deg
node 76.98608426097985 1.7219e-05 deg
peri 112.4224770331236 8.6095e-05 deg
M 12.50935455481439 8.5119e-05 deg
tp 2459166.356337036032
(2020-Nov-12.85633704)
0.00023214 TDB
period 982.60214890926
2.69
1.2994e-05
3.558e-08
d
yr
n .3663741224254587 4.845e-09 deg/d
Q 2.051720311938987 1.8088e-08 au
  Orbit Determination Parameters
   # obs. used (total)      77  
   data-arc span      3498 days (9.58 yr)  
   first obs. used      2010-05-06  
   last obs. used      2019-12-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63264  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:24:06  

Additional Information
 Earth MOID = .855863 au 
 Jupiter MOID = 3.02654 au 
 T_jup = 3.807 
[ 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 18.6   n/a MPO535742  

541687 (2011 UE402)          Discovered 2011-Oct-23 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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