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P/2012 G1 (PANSTARRS)
Classification: Jupiter-family Comet          SPK-ID: 1003185
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456032.5 (2012-Apr-15.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3839730094782354 0.062205  
a 4.176531437942105 0.25161 AU
q 2.572856092535013 0.13909 AU
i 11.66974939349826 0.25687 deg
node 282.4728794397738 2.816 deg
peri 287.0506387709204 20.629 deg
M 354.2118577906514 6.4486 deg
tp 2456082.625503854461
(2012-Jun-04.12550385)
60.119 JED
period 3117.611961651629
8.54
281.72
0.7713
d
yr
n .1154729980601182 0.010435 deg/d
Q 5.780206783349197 0.34822 AU
  Orbit Determination Parameters
   # obs. used (total)      16  
   data-arc span      3 days  
   first obs. used      2012-04-13  
   last obs. used      2012-04-16  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      9  
   fit RMS      .33802  
   data source      ORB  
   producer      Otto Matic  
   solution date      2012-Apr-17 11:50:02  

Additional Information
 Earth MOID = 1.59804 AU 
 T_jup = 2.866 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 15.2 mag 0.5 1 from 11 observations, assumed slope, autocmod 2.5b
comet total magnitude slope K1 10.   n/a 1 autocmod 2.5b

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2012.4   P/2012 G1       
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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