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244P/Scotti
Classification: Jupiter-family Comet          SPK-ID: 1000323
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2455222.5 (2010-Jan-26.0) TDB
Reference: JPL 130 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2041765050990555 8.8668e-08  
a 4.943651325052244 2.0305e-07 au
q 3.934273875074762 5.3427e-07 au
i 2.267330238921684 8.5747e-06 deg
node 354.3328079272186 0.00026651 deg
peri 90.5086796693971 0.00027517 deg
M 296.2878842058007 4.7913e-05 deg
tp 2455933.041915476422
(2012-Jan-06.54191548)
0.00056693 TDB
period 4014.857870954595
10.99
0.00024735
6.772e-07
d
yr
n .08966693506248688 5.5242e-09 deg/d
Q 5.953028775029725 2.445e-07 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A2 [EST] -1.007794808271063E-6 5.988E-8
  Orbit Determination Parameters
   # obs. used (total)      1273  
   data-arc span      7260 days (19.88 yr)  
   first obs. used      2000-11-29  
   last obs. used      2020-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .71602  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-18 17:46:45  

Additional Information
 Earth MOID = 2.95108 au 
 Jupiter MOID = .0498566 au 
 T_jup = 2.959 
[ 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 6.9   0.9 130 from 487 observations, assumed slope, autocmod 2.8
comet total magnitude slope K1 14.5   n/a 130 autocmod 2.8
comet nuclear magnitude M2 12.5   0.6 130 from 721 observations, autocmod 2.8
comet nuclear magnitude slope K2 5.   n/a 130 autocmod 2.8
comet nuclear phase coefficient PC 0.03   n/a 130 autocmod 2.8

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2012.0   244P/2010 Q1       
 2001.0   244P/2000 Y3       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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