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C/2011 Y3 (Boattini)
Classification: Jupiter-family Comet          SPK-ID: 1003164
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2455927.5 (2012-Jan-01.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7049148254644865 0.00047232  
a 11.85367309155265 0.016552 au
q 3.497843193107734 0.00086861 au
i 26.51685373785763 0.0075278 deg
node 84.80260480082671 0.0011441 deg
peri 340.6799065742463 0.092015 deg
M 3.165185950542116 0.0047236 deg
tp 2455796.438668997572
(2011-Aug-22.93866900)
0.43789 TDB
period 14906.57417861753
40.81
31.222
0.08548
d
yr
n .02415041817699439 5.0583e-05 deg/d
Q 20.20950298999757 0.028219 au
  Orbit Determination Parameters
   # obs. used (total)      54  
   data-arc span      57 days  
   first obs. used      2011-12-25  
   last obs. used      2012-02-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .61928  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:31:59  

Additional Information
 Earth MOID = 2.52451 au 
 Jupiter MOID = 1.48647 au 
 T_jup = 2.355 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 11.7   0.6 7 from 32 observations, assumed slope, autocmod 2.9c
comet total magnitude slope K1 10.   n/a 7 autocmod 2.9c
comet nuclear magnitude M2 15.0   0.5 7 from 7 observations, autocmod 2.9c
comet nuclear magnitude slope K2 5.   n/a 7 autocmod 2.9c
comet nuclear phase coefficient PC 0.03   n/a 7 autocmod 2.9c

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2011.6   C/2011 Y3       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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