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230P/LINEAR
Classification: Jupiter-family Comet          SPK-ID: 1003048
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456472.5 (2013-Jun-29.0) TDB
Reference: JPL 55 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5634634271788309 6.0836e-08  
a 3.400718932170693 4.5202e-08 au
q 1.48453818777786 2.0868e-07 au
i 14.65215695098109 7.9149e-06 deg
node 112.4028657174638 2.1638e-05 deg
peri 308.8921154701211 3.234e-05 deg
M 222.99402117335 7.8713e-06 deg
tp 2457344.249194366559
(2015-Nov-17.74919437)		 3.6894e-05 TDB
period 2290.627844563204
6.27		 4.567e-05
1.25e-07		 d
yr
n .1571621513527213 3.1335e-09 deg/d
Q 5.316899676563526 7.0671e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1297  
   data-arc span      8230 days (22.53 yr)  
   first obs. used      1997-01-10  
   last obs. used      2019-07-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47108  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:14:35  

Additional Information
 Earth MOID = .546228 au 
 Jupiter MOID = .730093 au 
 T_jup = 2.822 
[ 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 14.6   0.8 55 2 parameter fit from 374 observations, autocmod 2.8
comet total magnitude slope K1 8.   n/a 55 autocmod 2.8

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year (est.)		  New-Style 
Desig		 Roman
 Numeral 		 Year/
 Letter 
 2009.6   230P/2009 U6       
 2003.3   230P/2002 Q15       
 1997.1   230P/1997 A2       
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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