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73P/Schwassmann-Wachmann 3-AS
Classification: Jupiter-family Comet [NEO]          SPK-ID: 1002368
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2453852.5 (2006-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7011056336835199 0.0031596  
a 3.140993010072393 0.032697 au
q .9388251153500813 0.00015132 au
i 11.4618269105828 0.027663 deg
node 69.97647507180749 0.030451 deg
peri 198.7219593922071 0.024078 deg
M 352.8716082266977 0.11674 deg
tp 2453892.761313680198
(2006-Jun-06.26131368)
0.030674 TDB
period 2033.287926058627
5.57
31.749
0.08692
d
yr
n .1770531341804761 0.0027647 deg/d
Q 5.343160904794704 0.055622 au
  Orbit Determination Parameters
   # obs. used (total)      36  
   data-arc span      12 days  
   first obs. used      2006-04-20  
   last obs. used      2006-05-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      1.1211  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:27:27  

Additional Information
 Earth MOID = .0411155 au 
 Jupiter MOID = .152039 au 
 T_jup = 2.743 
[ 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 20.3   1.3 3 from 18 observations
comet total magnitude slope K1 10.0   n/a 3 from 18 observations
comet nuclear magnitude M2 22.3   1.2 3 from 19 observations
comet nuclear magnitude slope K2 5.0   n/a 3 from 19 observations

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