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314P/Montani
Classification: Jupiter-family Comet          SPK-ID: 1000172
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2455855.5 (2011-Oct-21.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4159501074107915 2.0591e-07  
a 7.275342940137612 1.97e-07 au
q 4.249163262737029 1.5307e-06 au
i 3.976590192452047 2.1668e-05 deg
node 267.7033197725156 0.00027004 deg
peri 213.407993515993 0.00029657 deg
M 268.8976499635282 5.1758e-05 deg
tp 2457669.368131173161
(2016-Oct-07.86813117)
0.0010217 TDB
period 7167.680383227434
19.62
0.00029113
7.971e-07
d
yr
n .05022545380823756 2.04e-09 deg/d
Q 10.3015226175382 2.7895e-07 au
  Orbit Determination Parameters
   # obs. used (total)      384  
   data-arc span      7589 days (20.78 yr)  
   first obs. used      1997-04-09  
   last obs. used      2018-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61358  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Jan-29 07:46:50  

Additional Information
 Earth MOID = 3.2654 au 
 Jupiter MOID = .230621 au 
 T_jup = 2.861 
[ 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 10.3   0.5 43 from 249 observations, assumed slope, autocmod 2.6k
comet total magnitude slope K1 9.   n/a 43 autocmod 2.6k
comet nuclear magnitude M2 12.7   0.6 43 from 103 observations, autocmod 2.6k
comet nuclear magnitude slope K2 5.   n/a 43 autocmod 2.6k
comet nuclear phase coefficient PC 0.03   n/a 43 autocmod 2.6k

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2016.8   314P/2014 U1       
 1997.1   314P/1997 G1       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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