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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2651594272690093 3.7391e-07  
a 2.435014241463816 1.4976e-07 au
q 1.78934725980539 8.0362e-07 au
i 17.09333859340272 1.2477e-05 deg
node 114.1222945356183 1.9813e-05 deg
peri 229.9151497925822 7.6931e-05 deg
M 329.2333343146136 4.4262e-05 deg
tp 2458719.111996726908
(2019-Aug-23.61199673)
0.00016131 TDB
period 1387.876062304953
3.80
0.00012804
3.506e-07
d
yr
n .2593891556873747 2.393e-08 deg/d
Q 3.080681223122242 1.8947e-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 = .822357 au 
 Jupiter MOID = 2.40095 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 17.3   n/a MPO402745  

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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