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332094 (2005 UR121)
Classification: Main-belt Asteroid          SPK-ID: 2332094
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04782375300004671 6.3469e-08  
a 2.61214605376456 3.0938e-08 au
q 2.487223426089276 1.7121e-07 au
i 3.439832342701916 5.6582e-06 deg
node 226.8822582253609 0.00012031 deg
peri 83.51673974593346 0.00013845 deg
M 247.5933727400215 6.5837e-05 deg
tp 2459481.986403070718
(2021-Sep-24.48640307)
0.00028113 TDB
period 1542.03634901848
4.22
2.7396e-05
7.501e-08
d
yr
n .233457531807952 4.1476e-09 deg/d
Q 2.737068681439843 3.2418e-08 au
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      4800 days (13.14 yr)  
   first obs. used      2005-10-24  
   last obs. used      2018-12-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64235  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:17:44  

Additional Information
 Earth MOID = 1.4756 au 
 Jupiter MOID = 2.37366 au 
 T_jup = 3.405 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO268388  

332094 (2005 UR121)          Discovered 2005-Oct-24 by Spacewatch at Kitt Peak
Reference: 20120703/Numbers.arcLast Updated: 2012-07-09

[ show close-approach data ]
Alternate Designations
 2005 UR121 = 2009 TA19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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