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279P/La Sagra
Classification: Jupiter-family Comet          SPK-ID: 1003040
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2455670.5 (2011-Apr-19.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3986144031148223 5.7682e-07  
a 3.573049855383032 1.8113e-07 au
q 2.148780719980022 1.9582e-06 au
i 5.054768500546666 2.7993e-05 deg
node 346.2647654377694 0.00011305 deg
peri 5.967622712236056 0.00024828 deg
M 81.0732446709826 8.7901e-05 deg
tp 2455114.938560382556
(2009-Oct-10.43856038)		 0.0006252 TDB
period 2466.931218479575
6.75		 0.00018759
5.136e-07		 d
yr
n .1459302948145737 1.1097e-08 deg/d
Q 4.997318990786041 2.5333e-07 au
   Orbit Determination Parameters
   # obs. used (total)      219  
   data-arc span      5252 days (14.38 yr)  
   first obs. used      2002-07-11  
   last obs. used      2016-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68812  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 11:13:00  

Additional Information
 Earth MOID = 1.14444 au 
 Jupiter MOID = .466296 au 
 T_jup = 2.970 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 17.5   0.7 22 2 parameter fit from 80 observations, autocmod 2.8
comet total magnitude slope K1 4.5   n/a 22 autocmod 2.8

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year (est.)		  New-Style 
Desig		 Roman
 Numeral 		 Year/
 Letter 
 2009.8   279P/2009 QG31       
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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