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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 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3852044271116364 0.063949  
a 4.196690080734744 0.26001 AU
q 2.58010648242023 0.14208 AU
i 11.69649624864336 0.25712 deg
node 282.2852434081138 2.8138 deg
peri 287.796856672928 20.589 deg
M 353.9884322763327 6.3501 deg
tp 2456084.937746262059
(2012-Jun-06.43774626)
60.018 JED
period 3140.210594321513
8.60
291.83
0.799
d
yr
n .1146419926902333 0.010654 deg/d
Q 5.813273679049259 0.36016 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.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      9  
   fit RMS      .33676  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-13 19:44:54  

Additional Information
 Earth MOID = 1.60494 AU 
 T_jup = 2.863 
[ 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 2 from 11 observations, assumed slope, autocmod 2.5c
comet total magnitude slope K1 10.   n/a 2 autocmod 2.5c

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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