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73P/Schwassmann-Wachmann 3-AL
Classification: Jupiter-family Comet [NEO]          SPK-ID: 1002360
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2453839.5 (2006-Apr-14.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 0.699842823483816 0.016883  
a 3.12759000072912 0.17463 au
q 0.938768583919104 0.00041079 au
i 11.4439332846419 0.12614 deg
node 69.97977382957781 0.35698 deg
peri 198.7225549045438 0.35287 deg
M 350.1270880157023 0.84982 deg
tp 2453894.905887442198
(2006-Jun-08.40588744)
0.12886 TDB
period 2020.287379337982
5.53
169.2
0.4632
d
yr
n .1781924708741023 0.014924 deg/d
Q 5.316411417539144 0.29684 au
  Orbit Determination Parameters
   # obs. used (total)      15  
   data-arc span      14 days  
   first obs. used      2006-04-07  
   last obs. used      2006-04-21  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      9  
   norm. resid. RMS      .63601  
   source      ORB  
   producer      Nick Mastrodemos  
   solution date      2006-Apr-30 16:44:56  

Additional Information
 Earth MOID = .0408918 au 
 T_jup = 2.749 
[ show covariance matrix ]

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

no physical parameters available

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