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JPL Small-Body Database Browser
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442384 (2011 UA19)
Classification: Main-belt Asteroid          SPK-ID: 2442384
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1039347893474781 9.4987e-08  
a 2.992474220264119 5.3537e-08 au
q 2.681452042553209 2.8347e-07 au
i 6.576760296971686 7.6696e-06 deg
node 88.91587171607978 8.9732e-05 deg
peri 74.6783240629469 0.00010018 deg
M 29.59579723289565 4.1993e-05 deg
tp 2458445.056847358629
(2018-Nov-22.55684736)
0.00022064 TDB
period 1890.793294417314
5.18
5.0741e-05
1.389e-07
d
yr
n .1903962749724799 5.1095e-09 deg/d
Q 3.303496397975029 5.9102e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      4154 days (11.37 yr)  
   first obs. used      2008-01-12  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56404  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:43:06  

Additional Information
 Earth MOID = 1.69953 au 
 Jupiter MOID = 1.71246 au 
 T_jup = 3.237 
[ 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 16.5   n/a MPO434643  

442384 (2011 UA19)          Discovered 2008-Jan-12 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2011 UA19 = 2009 KW11 = 2014 HZ30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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