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227355 (2005 UU111)
Classification: Main-belt Asteroid          SPK-ID: 2227355
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1342297903618196 4.0625e-08  
a 2.558390281630462 2.01e-08 au
q 2.214978090463489 1.1481e-07 au
i 1.285112606824028 3.8589e-06 deg
node 306.386593015323 0.00023522 deg
peri 6.797023585751752 0.00023631 deg
M 338.492349687955 2.4031e-05 deg
tp 2459289.797456301981
(2021-Mar-16.29745630)
9.973e-05 TDB
period 1494.681371619186
4.09
1.7614e-05
4.822e-08
d
yr
n .2408540086440046 2.8384e-09 deg/d
Q 2.901802472797435 2.2798e-08 au
  Orbit Determination Parameters
   # obs. used (total)      372  
   data-arc span      6780 days (18.56 yr)  
   first obs. used      2001-11-17  
   last obs. used      2020-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59541  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:27:24  

Additional Information
 Earth MOID = 1.19892 au 
 Jupiter MOID = 2.34839 au 
 T_jup = 3.423 
[ 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 16.59   n/a E2021B55  

227355 (2005 UU111)          Discovered 2005-Oct-22 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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