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73P/Schwassmann-Wachmann 3-K
Classification: Jupiter-family Comet [NEO]          SPK-ID: 1002332
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2453839.5 (2006-Apr-14.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 0.693543485158215 0.00018139  
a 3.06430700077958 0.0018558 au
q 0.939076843864193 1.595e-05 au
i 11.3910646244732 0.0010189 deg
node 69.89734340284451 0.0079421 deg
peri 198.7896438621016 0.0092354 deg
M 349.8533881432975 0.0094945 deg
tp 2453894.722413499868
(2006-Jun-08.22241350)
0.0015145 TDB
period 1959.281496199183
5.36
1.7799
0.004873
d
yr
n .1837408257559545 0.00016692 deg/d
Q 5.189537157694959 0.0031429 au
  Orbit Determination Parameters
   # obs. used (total)      42  
   data-arc span      47 days  
   first obs. used      2006-03-05  
   last obs. used      2006-04-21  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      6  
   norm. resid. RMS      .90696  
   source      ORB  
   producer      Nick Mastrodemos  
   solution date      2006-May-07 19:39:14  

Additional Information
 Earth MOID = .0405795 au 
 T_jup = 2.782 
[ 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
comet total magnitude M1 20.9   0.5 3 2 parameter fit from 13 observations
comet total magnitude slope K1 10.0   n/a 3 2 parameter fit from 13 observations

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