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442432 (2011 UL144)
Classification: Main-belt Asteroid          SPK-ID: 2442432
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1598012660641855 9.5117e-08  
a 2.747610394748122 4.4135e-08 au
q 2.308538775016256 2.7058e-07 au
i 6.6855663438827 1.1328e-05 deg
node 8.306964579669136 6.6679e-05 deg
peri 331.9174790076009 7.4632e-05 deg
M 17.04932488467974 2.9676e-05 deg
tp 2458921.716396943642
(2020-Mar-13.21639694)
0.00013657 TDB
period 1663.531975144336
4.55
4.0082e-05
1.097e-07
d
yr
n .216407021553502 5.2143e-09 deg/d
Q 3.186682014479988 5.1188e-08 au
  Orbit Determination Parameters
   # obs. used (total)      52  
   data-arc span      6108 days (16.72 yr)  
   first obs. used      2000-04-05  
   last obs. used      2016-12-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55863  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:28:42  

Additional Information
 Earth MOID = 1.30295 au 
 Jupiter MOID = 2.22096 au 
 T_jup = 3.319 
[ 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 17.6   n/a MPO361009  

442432 (2011 UL144)          Discovered 2006-Sep-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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