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442238 (2011 LL19)
Classification: Main-belt Asteroid          SPK-ID: 2442238
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1980828664173294 7.3751e-08  
a 2.587494904239514 3.223e-08 au
q 2.074956496767518 2.0142e-07 au
i 30.00859633645494 8.9093e-06 deg
node 147.1497771027483 1.031e-05 deg
peri 127.647567394395 1.9127e-05 deg
M 77.57753826711813 1.4691e-05 deg
tp 2458672.894506953681
(2019-Jul-08.39450695)
6.1173e-05 TDB
period 1520.25934479367
4.16
2.8404e-05
7.777e-08
d
yr
n .2368017017838882 4.4244e-09 deg/d
Q 3.10003331171151 3.8614e-08 au
  Orbit Determination Parameters
   # obs. used (total)      272  
   data-arc span      4985 days (13.65 yr)  
   first obs. used      2006-03-25  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .541  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 22:52:50  

Additional Information
 Earth MOID = 1.14202 au 
 Jupiter MOID = 2.43399 au 
 T_jup = 3.208 
[ 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 15.8   n/a MPO437720  

442238 (2011 LL19)          Discovered 2011-Jun-07 by CSS at Catalina
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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