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P/2012 SB6 (Lemmon)
Classification: Jupiter-family Comet          SPK-ID: 1003207
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456228.5 (2012-Oct-28.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3846192106416115 1.0616e-05  
a 3.910534278671199 8.8096e-05 AU
q 2.406467671221719 1.5032e-05 AU
i 10.98974012291677 0.00013469 deg
node 9.557209265892844 0.00011608 deg
peri 12.78794528005524 0.0040713 deg
M 359.4931886221854 0.0016674 deg
tp 2456232.476458258616
(2012-Oct-31.97645826)
0.013177 JED
period 2824.571498916548
7.73
0.095447
0.0002613
d
yr
n .1274529606129953 4.3068e-06 deg/d
Q 5.414600886120679 0.00012198 AU
  Orbit Determination Parameters
   # obs. used (total)      192  
   data-arc span      145 days  
   first obs. used      2012-09-14  
   last obs. used      2013-02-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      4  
   fit RMS      .62108  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-18 12:01:55  

Additional Information
 Earth MOID = 1.41026 AU 
 T_jup = 2.902 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 14.1 mag 0.6 13 from 102 observations, assumed slope, autocmod 2.5c
comet total magnitude slope K1 10.   n/a 13 autocmod 2.5c
comet nuclear magnitude M2 16.0 mag 0.5 13 from 76 observations, autocmod 2.5c
comet nuclear magnitude slope K2 5.   n/a 13 autocmod 2.5c
comet nuclear phase coefficient PC 0.03   n/a 13 autocmod 2.5c

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2012.8   P/2012 SB6       
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
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