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390P/Gibbs
Classification: Jupiter-family Comet          SPK-ID: 1002429
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457032.5 (2015-Jan-10.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7064493708735444 1.3818e-07  
a 5.805215914410867 1.9995e-07 au
q 1.704124783890222 8.1553e-07 au
i 18.52858870215398 8.4609e-05 deg
node 152.7667737519022 0.00014125 deg
peri 231.7525105186817 0.00019258 deg
M 226.1291769411212 3.7828e-05 deg
tp 2458932.306745504674
(2020-Mar-23.80674550)
0.00051506 TDB
period 5108.883420257136
13.99
0.00026394
7.226e-07
d
yr
n .07046549517504566 3.6405e-09 deg/d
Q 9.906307044931511 3.412e-07 au
  Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      5180 days (14.18 yr)  
   first obs. used      2006-11-16  
   last obs. used      2021-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .72316  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jan-30 21:13:05  

Additional Information
 Earth MOID = .768185 au 
 Jupiter MOID = .0246705 au 
 T_jup = 2.314 
[ 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 12.3   0.6 23 2 parameter fit from 184 observations, autocmod 2.8
comet total magnitude slope K1 10.   n/a 23 autocmod 2.8
comet nuclear magnitude M2 15.3   0.5 23 from 15 observations, autocmod 2.8
comet nuclear magnitude slope K2 5.   n/a 23 autocmod 2.8
comet nuclear phase coefficient PC 0.03   n/a 23 autocmod 2.8

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2020.2   390P/2019 U1       
 2006.2   390P/2006 W1       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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