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227372 (2005 UL203)
Classification: Main-belt Asteroid          SPK-ID: 2227372
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1377625141447119 6.5399e-08  
a 2.432441897301685 1.4632e-08 au
q 2.097342586018472 1.5992e-07 au
i .9721706972002555 6.9133e-06 deg
node 181.3148868174079 0.00035881 deg
peri 313.7364486155725 0.00035998 deg
M 276.0749225763673 2.4501e-05 deg
tp 2459523.536346313019
(2021-Nov-05.03634631)
9.4479e-05 TDB
period 1385.677418987279
3.79
1.2503e-05
3.423e-08
d
yr
n .259800726393525 2.3442e-09 deg/d
Q 2.767541208584898 1.6648e-08 au
  Orbit Determination Parameters
   # obs. used (total)      173  
   data-arc span      7981 days (21.85 yr)  
   first obs. used      1999-01-10  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65011  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:00:27  

Additional Information
 Earth MOID = 1.11137 au 
 Jupiter MOID = 2.26197 au 
 T_jup = 3.493 
[ 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 17.7   n/a MPO437077  

227372 (2005 UL203)          Discovered 2005-Oct-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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