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447131 (2004 XJ11)
Classification: Main-belt Asteroid          SPK-ID: 2447131
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2537256311540033 8.2473e-08  
a 3.184162376046696 4.9017e-08 au
q 2.376258767487417 2.8617e-07 au
i 24.97569881021959 9.8418e-06 deg
node 256.5347422895888 1.6537e-05 deg
peri 102.0360057672643 3.145e-05 deg
M 319.3369087141559 2.0768e-05 deg
tp 2459234.917012704356
(2021-Jan-20.41701270)
0.0001215 TDB
period 2075.349460776152
5.68
4.7922e-05
1.312e-07
d
yr
n .1734647618649078 4.0055e-09 deg/d
Q 3.992065984605974 6.1454e-08 au
  Orbit Determination Parameters
   # obs. used (total)      203  
   data-arc span      5674 days (15.53 yr)  
   first obs. used      2004-12-03  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56791  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 07:24:04  

Additional Information
 Earth MOID = 1.51471 au 
 Jupiter MOID = 2.05431 au 
 T_jup = 3.006 
[ 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 15.0   n/a MPO434662  

447131 (2004 XJ11)          Discovered 2004-Dec-03 by NEAT at Palomar
Reference: Last Updated: 2015-10-28

Alternate Designations
 2004 XJ11 = 2009 KW13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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