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212228 (2005 JS19)
Classification: Main-belt Asteroid          SPK-ID: 2212228
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06704748356197769 5.7989e-08  
a 2.631172596997827 3.0731e-08 au
q 2.454759095551889 1.522e-07 au
i 14.8570340985864 6.9713e-06 deg
node 88.44975970716476 2.5854e-05 deg
peri 189.7552132383769 6.4474e-05 deg
M 138.017427798758 5.7223e-05 deg
tp 2458402.840452677942
(2018-Oct-11.34045268)
0.0002513 TDB
period 1558.91498970449
4.27
2.7311e-05
7.477e-08
d
yr
n .2309298469624967 4.0458e-09 deg/d
Q 2.807586098443764 3.2792e-08 au
  Orbit Determination Parameters
   # obs. used (total)      281  
   data-arc span      6235 days (17.07 yr)  
   first obs. used      2002-10-06  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62116  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:44:46  

Additional Information
 Earth MOID = 1.43938 au 
 Jupiter MOID = 2.29231 au 
 T_jup = 3.349 
[ 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 15.9   n/a MPO440125  

212228 (2005 JS19)          Discovered 2005-May-04 by CSS at Catalina
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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