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442232 (2011 LQ4)
Classification: Main-belt Asteroid          SPK-ID: 2442232
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2651722651028845 3.7362e-07  
a 2.435098539330703 1.493e-07 au
q 1.789377943907655 8.0328e-07 au
i 17.09414287250329 1.2478e-05 deg
node 114.1210508056303 1.9811e-05 deg
peri 229.9626668055838 7.6974e-05 deg
M 72.95633722141449 3.64e-05 deg
tp 2458719.223299827588
(2019-Aug-23.72329983)
0.00016147 TDB
period 1387.948133343874
3.80
0.00012765
3.495e-07
d
yr
n .2593756865630708 2.3855e-08 deg/d
Q 3.080819134753751 1.889e-07 au
  Orbit Determination Parameters
   # obs. used (total)      117  
   data-arc span      4510 days (12.35 yr)  
   first obs. used      2007-06-09  
   last obs. used      2019-10-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .54594  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:00:06  

Additional Information
 Earth MOID = .823302 au 
 Jupiter MOID = 2.4044 au 
 T_jup = 3.398 
[ 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 17.2   n/a MPO495191  

442232 (2011 LQ4)          Discovered 2007-Jun-09 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2011 LQ4 = 2007 LM34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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