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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .104611072411305 9.5445e-08  
a 2.997349838017296 5.3687e-08 au
q 2.683793857070456 2.8528e-07 au
i 6.574221369015636 7.6607e-06 deg
node 88.91541629828113 8.9735e-05 deg
peri 75.51717410346993 9.9877e-05 deg
M 104.7860186319318 4.1331e-05 deg
tp 2458448.796907886901
(2018-Nov-26.29690789)
0.00021776 TDB
period 1895.416160989551
5.19
5.0924e-05
1.394e-07
d
yr
n .1899319038263622 5.1029e-09 deg/d
Q 3.310905818964137 5.9303e-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 = 1.70122 au 
 Jupiter MOID = 1.7029 au 
 T_jup = 3.236 
[ 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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