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393646 (2004 PW33)
Classification: Main-belt Asteroid          SPK-ID: 2393646
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2230438975991207 6.8233e-08  
a 2.350907913421737 1.5834e-08 au
q 1.826552249515536 1.5718e-07 au
i 1.696875189124223 6.137e-06 deg
node 309.037575803786 0.00036822 deg
peri 21.28909291168603 0.00036895 deg
M 135.0664848629964 2.6717e-05 deg
tp 2458506.534121575271
(2019-Jan-23.03412158)
9.4989e-05 TDB
period 1316.593945665208
3.60
1.3301e-05
3.642e-08
d
yr
n .2734328235256392 2.7625e-09 deg/d
Q 2.875263577327937 1.9366e-08 au
  Orbit Determination Parameters
   # obs. used (total)      202  
   data-arc span      5032 days (13.78 yr)  
   first obs. used      2004-08-08  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63507  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 17:23:23  

Additional Information
 Earth MOID = .815782 au 
 Jupiter MOID = 2.48507 au 
 T_jup = 3.523 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO450381  

393646 (2004 PW33)          Discovered 2004-Aug-08 by LONEOS at Anderson Mesa
Reference: Last Updated: 2014-05-15

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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