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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 ]

[ 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 .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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456701.5 (2014-Feb-13.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2241832702379367 6.8633e-08  
q 1.822901577816983 1.5826e-07 au
tp 2457190.545696775816
(2015-Jun-17.04569678)
8.7775e-05 TDB
node 309.193187479526 0.00036791 deg
peri 21.21965479535562 0.00036862 deg
i 1.698193994014285 6.1485e-06 deg
  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
 Jupiter MOID = 2.48507 au 
 T_jup = 3.523 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.710526485247459E-15 -1.083251935625642E-14 3.356811478681832E-12 1.773447516082565E-13 7.891985655113392E-13 -4.805524183304759E-15
q -1.083251935625642E-14 2.504634974157346E-14 -7.464414250041456E-12 -3.863059204772124E-13 -1.768691592165921E-12 1.112140283749379E-14
tp 3.356811478681832E-12 -7.464414250041456E-12 7.704467066002755E-9 3.243672456297734E-10 2.184845134026581E-9 -6.220723413680042E-12
node 1.773447516082565E-13 -3.863059204772124E-13 3.243672456297734E-10 1.353577447632844E-7 -1.3519464251191E-7 8.480909560974032E-10
peri 7.891985655113392E-13 -1.768691592165921E-12 2.184845134026581E-9 -1.3519464251191E-7 1.358828470247761E-7 -8.496886751704768E-10
i -4.805524183304759E-15 1.112140283749379E-14 -6.220723413680042E-12 8.480909560974032E-10 -8.496886751704768E-10 3.780457268606146E-11

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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